From 2afecb3f392ca80915ce9a5d00082fa263f0ba49 Mon Sep 17 00:00:00 2001
From: Kavin <20838718+FireMasterK@users.noreply.github.com>
Date: Sat, 29 Oct 2022 22:00:55 +0100
Subject: [PATCH] Refactor server code into multiple classes.

---
 src/main/java/me/kavin/piped/Main.java        |    3 +-
 .../piped/{ => server}/ServerLauncher.java    |   90 +-
 .../server/handlers/ChannelHandlers.java      |  205 ++
 .../server/handlers/GenericHandlers.java      |   22 +
 .../server/handlers/PlaylistHandlers.java     |  135 ++
 .../piped/server/handlers/SearchHandlers.java |   80 +
 .../piped/server/handlers/StreamHandlers.java |  249 +++
 .../server/handlers/TrendingHandlers.java     |   36 +
 .../handlers/auth/AuthPlaylistHandlers.java   |  410 ++++
 .../server/handlers/auth/FeedHandlers.java    |  503 +++++
 .../server/handlers/auth/UserHandlers.java    |  156 ++
 .../me/kavin/piped/utils/DatabaseHelper.java  |   54 +
 .../me/kavin/piped/utils/PubSubHelper.java    |   58 +
 .../me/kavin/piped/utils/ResponseHelper.java  | 1800 -----------------
 .../me/kavin/piped/utils/VideoHelpers.java    |  113 ++
 15 files changed, 2070 insertions(+), 1844 deletions(-)
 rename src/main/java/me/kavin/piped/{ => server}/ServerLauncher.java (81%)
 create mode 100644 src/main/java/me/kavin/piped/server/handlers/ChannelHandlers.java
 create mode 100644 src/main/java/me/kavin/piped/server/handlers/GenericHandlers.java
 create mode 100644 src/main/java/me/kavin/piped/server/handlers/PlaylistHandlers.java
 create mode 100644 src/main/java/me/kavin/piped/server/handlers/SearchHandlers.java
 create mode 100644 src/main/java/me/kavin/piped/server/handlers/StreamHandlers.java
 create mode 100644 src/main/java/me/kavin/piped/server/handlers/TrendingHandlers.java
 create mode 100644 src/main/java/me/kavin/piped/server/handlers/auth/AuthPlaylistHandlers.java
 create mode 100644 src/main/java/me/kavin/piped/server/handlers/auth/FeedHandlers.java
 create mode 100644 src/main/java/me/kavin/piped/server/handlers/auth/UserHandlers.java
 create mode 100644 src/main/java/me/kavin/piped/utils/PubSubHelper.java
 delete mode 100644 src/main/java/me/kavin/piped/utils/ResponseHelper.java
 create mode 100644 src/main/java/me/kavin/piped/utils/VideoHelpers.java

diff --git a/src/main/java/me/kavin/piped/Main.java b/src/main/java/me/kavin/piped/Main.java
index fa385c1..221a28f 100644
--- a/src/main/java/me/kavin/piped/Main.java
+++ b/src/main/java/me/kavin/piped/Main.java
@@ -3,6 +3,7 @@ package me.kavin.piped;
 import io.activej.inject.Injector;
 import jakarta.persistence.criteria.CriteriaBuilder;
 import me.kavin.piped.consts.Constants;
+import me.kavin.piped.server.ServerLauncher;
 import me.kavin.piped.utils.*;
 import me.kavin.piped.utils.obj.db.PlaylistVideo;
 import me.kavin.piped.utils.obj.db.Video;
@@ -82,7 +83,7 @@ public class Main {
                             .parallel()
                             .forEach(id -> Multithreading.runAsyncLimitedPubSub(() -> {
                                 try {
-                                    ResponseHelper.subscribePubSub(id);
+                                    PubSubHelper.subscribePubSub(id);
                                 } catch (IOException e) {
                                     ExceptionHandler.handle(e);
                                 }
diff --git a/src/main/java/me/kavin/piped/ServerLauncher.java b/src/main/java/me/kavin/piped/server/ServerLauncher.java
similarity index 81%
rename from src/main/java/me/kavin/piped/ServerLauncher.java
rename to src/main/java/me/kavin/piped/server/ServerLauncher.java
index e50e469..b7c0b63 100644
--- a/src/main/java/me/kavin/piped/ServerLauncher.java
+++ b/src/main/java/me/kavin/piped/server/ServerLauncher.java
@@ -1,4 +1,4 @@
-package me.kavin.piped;
+package me.kavin.piped.server;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.rometools.rome.feed.synd.SyndFeed;
@@ -13,6 +13,10 @@ import io.activej.inject.module.AbstractModule;
 import io.activej.inject.module.Module;
 import io.activej.launchers.http.MultithreadedHttpServerLauncher;
 import me.kavin.piped.consts.Constants;
+import me.kavin.piped.server.handlers.*;
+import me.kavin.piped.server.handlers.auth.AuthPlaylistHandlers;
+import me.kavin.piped.server.handlers.auth.FeedHandlers;
+import me.kavin.piped.server.handlers.auth.UserHandlers;
 import me.kavin.piped.utils.*;
 import me.kavin.piped.utils.resp.DeleteUserRequest;
 import me.kavin.piped.utils.resp.ErrorResponse;
@@ -54,7 +58,7 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                     }
                 })).map(GET, "/config", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.configResponse(), "public, max-age=86400");
+                        return getJsonResponse(GenericHandlers.configResponse(), "public, max-age=86400");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
@@ -73,7 +77,7 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                                 String url = entry.getLinks().get(0).getHref();
                                 if (DatabaseHelper.getVideoFromId(StringUtils.substring(url, -11)) != null)
                                     continue;
-                                ResponseHelper.handleNewVideo(url, entry.getPublishedDate().getTime(), null);
+                                VideoHelpers.handleNewVideo(url, entry.getPublishedDate().getTime(), null);
                             }
                         });
 
@@ -93,14 +97,14 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                     }
                 })).map(GET, "/streams/:videoId", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.streamsResponse(request.getPathParameter("videoId")),
+                        return getJsonResponse(StreamHandlers.streamsResponse(request.getPathParameter("videoId")),
                                 "public, s-maxage=21540, max-age=30", true);
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
                 })).map(GET, "/clips/:clipId", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.resolveClipId(request.getPathParameter("clipId")),
+                        return getJsonResponse(StreamHandlers.resolveClipId(request.getPathParameter("clipId")),
                                 "public, max-age=31536000, immutable");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
@@ -108,14 +112,14 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                 })).map(GET, "/channel/:channelId", AsyncServlet.ofBlocking(executor, request -> {
                     try {
                         return getJsonResponse(
-                                ResponseHelper.channelResponse("channel/" + request.getPathParameter("channelId")),
+                                ChannelHandlers.channelResponse("channel/" + request.getPathParameter("channelId")),
                                 "public, max-age=600", true);
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
                 })).map(GET, "/c/:name", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.channelResponse("c/" + request.getPathParameter("name")),
+                        return getJsonResponse(ChannelHandlers.channelResponse("c/" + request.getPathParameter("name")),
                                 "public, max-age=600", true);
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
@@ -123,14 +127,14 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                 })).map(GET, "/user/:name", AsyncServlet.ofBlocking(executor, request -> {
                     try {
                         return getJsonResponse(
-                                ResponseHelper.channelResponse("user/" + request.getPathParameter("name")),
+                                ChannelHandlers.channelResponse("user/" + request.getPathParameter("name")),
                                 "public, max-age=600", true);
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
                 })).map(GET, "/nextpage/channel/:channelId", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.channelPageResponse(request.getPathParameter("channelId"),
+                        return getJsonResponse(ChannelHandlers.channelPageResponse(request.getPathParameter("channelId"),
                                 request.getQueryParameter("nextpage")), "public, max-age=3600", true);
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
@@ -139,9 +143,9 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                     try {
                         String nextpage = request.getQueryParameter("nextpage");
                         if (StringUtils.isEmpty(nextpage))
-                            return getJsonResponse(ResponseHelper.channelTabResponse(request.getQueryParameter("data")), "public, max-age=3600", true);
+                            return getJsonResponse(ChannelHandlers.channelTabResponse(request.getQueryParameter("data")), "public, max-age=3600", true);
                         else
-                            return getJsonResponse(ResponseHelper.channelTabPageResponse(request.getQueryParameter("data"), nextpage), "public, max-age=3600", true);
+                            return getJsonResponse(ChannelHandlers.channelTabPageResponse(request.getQueryParameter("data"), nextpage), "public, max-age=3600", true);
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
@@ -150,14 +154,14 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                         var playlistId = request.getPathParameter("playlistId");
                         var cache = StringUtils.isBlank(playlistId) || playlistId.length() != 36 ?
                                 "public, max-age=600" : "private";
-                        return getJsonResponse(ResponseHelper.playlistResponse(playlistId), cache, true);
+                        return getJsonResponse(me.kavin.piped.server.handlers.PlaylistHandlers.playlistResponse(playlistId), cache, true);
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
                 })).map(GET, "/nextpage/playlists/:playlistId", AsyncServlet.ofBlocking(executor, request -> {
                     try {
                         return getJsonResponse(
-                                ResponseHelper.playlistPageResponse(request.getPathParameter("playlistId"),
+                                me.kavin.piped.server.handlers.PlaylistHandlers.playlistPageResponse(request.getPathParameter("playlistId"),
                                         request.getQueryParameter("nextpage")),
                                 "public, max-age=3600", true);
                     } catch (Exception e) {
@@ -166,7 +170,7 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                 })).map(GET, "/rss/playlists/:playlistId", AsyncServlet.ofBlocking(executor, request -> {
                     try {
                         return getRawResponse(
-                                ResponseHelper.playlistRSSResponse(request.getPathParameter("playlistId")),
+                                me.kavin.piped.server.handlers.PlaylistHandlers.playlistRSSResponse(request.getPathParameter("playlistId")),
                                 "application/atom+xml", "public, s-maxage=600");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
@@ -174,7 +178,7 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                     // TODO: Replace with opensearch, below, for caching reasons.
                 })).map(GET, "/suggestions", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.suggestionsResponse(request.getQueryParameter("query")),
+                        return getJsonResponse(SearchHandlers.suggestionsResponse(request.getQueryParameter("query")),
                                 "public, max-age=600");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
@@ -182,14 +186,14 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                 })).map(GET, "/opensearch/suggestions", AsyncServlet.ofBlocking(executor, request -> {
                     try {
                         return getJsonResponse(
-                                ResponseHelper.opensearchSuggestionsResponse(request.getQueryParameter("query")),
+                                SearchHandlers.opensearchSuggestionsResponse(request.getQueryParameter("query")),
                                 "public, max-age=600");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
                 })).map(GET, "/search", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.searchResponse(request.getQueryParameter("q"),
+                        return getJsonResponse(SearchHandlers.searchResponse(request.getQueryParameter("q"),
                                 request.getQueryParameter("filter")), "public, max-age=600", true);
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
@@ -197,7 +201,7 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                 })).map(GET, "/nextpage/search", AsyncServlet.ofBlocking(executor, request -> {
                     try {
                         return getJsonResponse(
-                                ResponseHelper.searchPageResponse(request.getQueryParameter("q"),
+                                SearchHandlers.searchPageResponse(request.getQueryParameter("q"),
                                         request.getQueryParameter("filter"), request.getQueryParameter("nextpage")),
                                 "public, max-age=3600", true);
                     } catch (Exception e) {
@@ -205,21 +209,21 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                     }
                 })).map(GET, "/trending", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.trendingResponse(request.getQueryParameter("region")),
+                        return getJsonResponse(TrendingHandlers.trendingResponse(request.getQueryParameter("region")),
                                 "public, max-age=3600", true);
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
                 })).map(GET, "/comments/:videoId", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.commentsResponse(request.getPathParameter("videoId")),
+                        return getJsonResponse(StreamHandlers.commentsResponse(request.getPathParameter("videoId")),
                                 "public, max-age=1200", true);
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
                 })).map(GET, "/nextpage/comments/:videoId", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.commentsPageResponse(request.getPathParameter("videoId"),
+                        return getJsonResponse(StreamHandlers.commentsPageResponse(request.getPathParameter("videoId"),
                                 request.getQueryParameter("nextpage")), "public, max-age=3600", true);
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
@@ -228,7 +232,7 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                     try {
                         LoginRequest body = Constants.mapper.readValue(request.loadBody().getResult().asArray(),
                                 LoginRequest.class);
-                        return getJsonResponse(ResponseHelper.registerResponse(body.username, body.password),
+                        return getJsonResponse(UserHandlers.registerResponse(body.username, body.password),
                                 "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
@@ -237,7 +241,7 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                     try {
                         LoginRequest body = Constants.mapper.readValue(request.loadBody().getResult().asArray(),
                                 LoginRequest.class);
-                        return getJsonResponse(ResponseHelper.loginResponse(body.username, body.password), "private");
+                        return getJsonResponse(UserHandlers.loginResponse(body.username, body.password), "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
@@ -246,7 +250,7 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                         SubscriptionUpdateRequest body = Constants.mapper
                                 .readValue(request.loadBody().getResult().asArray(), SubscriptionUpdateRequest.class);
                         return getJsonResponse(
-                                ResponseHelper.subscribeResponse(request.getHeader(AUTHORIZATION), body.channelId),
+                                FeedHandlers.subscribeResponse(request.getHeader(AUTHORIZATION), body.channelId),
                                 "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
@@ -256,35 +260,35 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                         SubscriptionUpdateRequest body = Constants.mapper
                                 .readValue(request.loadBody().getResult().asArray(), SubscriptionUpdateRequest.class);
                         return getJsonResponse(
-                                ResponseHelper.unsubscribeResponse(request.getHeader(AUTHORIZATION), body.channelId),
+                                FeedHandlers.unsubscribeResponse(request.getHeader(AUTHORIZATION), body.channelId),
                                 "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
                 })).map(GET, "/subscribed", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.isSubscribedResponse(request.getHeader(AUTHORIZATION),
+                        return getJsonResponse(FeedHandlers.isSubscribedResponse(request.getHeader(AUTHORIZATION),
                                 request.getQueryParameter("channelId")), "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
                 })).map(GET, "/feed", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.feedResponse(request.getQueryParameter("authToken")),
+                        return getJsonResponse(FeedHandlers.feedResponse(request.getQueryParameter("authToken")),
                                 "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
                 })).map(GET, "/feed/rss", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getRawResponse(ResponseHelper.feedResponseRSS(request.getQueryParameter("authToken")),
+                        return getRawResponse(FeedHandlers.feedResponseRSS(request.getQueryParameter("authToken")),
                                 "application/atom+xml", "public, s-maxage=120");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
                 })).map(GET, "/feed/unauthenticated", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.unauthenticatedFeedResponse(
+                        return getJsonResponse(FeedHandlers.unauthenticatedFeedResponse(
                                 Objects.requireNonNull(request.getQueryParameter("channels")).split(",")
                         ), "public, s-maxage=120");
                     } catch (Exception e) {
@@ -292,7 +296,7 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                     }
                 })).map(GET, "/feed/unauthenticated/rss", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getRawResponse(ResponseHelper.unauthenticatedFeedResponseRSS(
+                        return getRawResponse(FeedHandlers.unauthenticatedFeedResponseRSS(
                                 Objects.requireNonNull(request.getQueryParameter("channels")).split(",")
                         ), "application/atom+xml", "public, s-maxage=120");
                     } catch (Exception e) {
@@ -302,7 +306,7 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                     try {
                         String[] subscriptions = Constants.mapper.readValue(request.loadBody().getResult().asArray(),
                                 String[].class);
-                        return getJsonResponse(ResponseHelper.importResponse(request.getHeader(AUTHORIZATION),
+                        return getJsonResponse(FeedHandlers.importResponse(request.getHeader(AUTHORIZATION),
                                 subscriptions, Boolean.parseBoolean(request.getQueryParameter("override"))), "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
@@ -311,20 +315,20 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                     try {
                         var json = Constants.mapper.readTree(request.loadBody().getResult().asArray());
                         var playlistId = json.get("playlistId").textValue();
-                        return getJsonResponse(ResponseHelper.importPlaylistResponse(request.getHeader(AUTHORIZATION), playlistId), "private");
+                        return getJsonResponse(AuthPlaylistHandlers.importPlaylistResponse(request.getHeader(AUTHORIZATION), playlistId), "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
                 })).map(GET, "/subscriptions", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.subscriptionsResponse(request.getHeader(AUTHORIZATION)),
+                        return getJsonResponse(FeedHandlers.subscriptionsResponse(request.getHeader(AUTHORIZATION)),
                                 "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
                 })).map(GET, "/subscriptions/unauthenticated", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.unauthenticatedSubscriptionsResponse(
+                        return getJsonResponse(FeedHandlers.unauthenticatedSubscriptionsResponse(
                                 Objects.requireNonNull(request.getQueryParameter("channels")).split(",")
                         ), "public, s-maxage=120");
                     } catch (Exception e) {
@@ -333,13 +337,13 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                 })).map(POST, "/user/playlists/create", AsyncServlet.ofBlocking(executor, request -> {
                     try {
                         var name = Constants.mapper.readTree(request.loadBody().getResult().asArray()).get("name").textValue();
-                        return getJsonResponse(ResponseHelper.createPlaylist(request.getHeader(AUTHORIZATION), name), "private");
+                        return getJsonResponse(AuthPlaylistHandlers.createPlaylist(request.getHeader(AUTHORIZATION), name), "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
                 })).map(GET, "/user/playlists", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.playlistsResponse(request.getHeader(AUTHORIZATION)), "private");
+                        return getJsonResponse(AuthPlaylistHandlers.playlistsResponse(request.getHeader(AUTHORIZATION)), "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
@@ -348,7 +352,7 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                         var json = Constants.mapper.readTree(request.loadBody().getResult().asArray());
                         var playlistId = json.get("playlistId").textValue();
                         var videoId = json.get("videoId").textValue();
-                        return getJsonResponse(ResponseHelper.addToPlaylistResponse(request.getHeader(AUTHORIZATION), playlistId, videoId), "private");
+                        return getJsonResponse(AuthPlaylistHandlers.addToPlaylistResponse(request.getHeader(AUTHORIZATION), playlistId, videoId), "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
@@ -357,7 +361,7 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                         var json = Constants.mapper.readTree(request.loadBody().getResult().asArray());
                         var playlistId = json.get("playlistId").textValue();
                         var index = json.get("index").intValue();
-                        return getJsonResponse(ResponseHelper.removeFromPlaylistResponse(request.getHeader(AUTHORIZATION), playlistId, index), "private");
+                        return getJsonResponse(AuthPlaylistHandlers.removeFromPlaylistResponse(request.getHeader(AUTHORIZATION), playlistId, index), "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
@@ -366,7 +370,7 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                         var json = Constants.mapper.readTree(request.loadBody().getResult().asArray());
                         var playlistId = json.get("playlistId").textValue();
                         var newName = json.get("newName").textValue();
-                        return getJsonResponse(ResponseHelper.renamePlaylistResponse(request.getHeader(AUTHORIZATION), playlistId, newName), "private");
+                        return getJsonResponse(AuthPlaylistHandlers.renamePlaylistResponse(request.getHeader(AUTHORIZATION), playlistId, newName), "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
@@ -374,13 +378,13 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                     try {
                         var json = Constants.mapper.readTree(request.loadBody().getResult().asArray());
                         var playlistId = json.get("playlistId").textValue();
-                        return getJsonResponse(ResponseHelper.deletePlaylistResponse(request.getHeader(AUTHORIZATION), playlistId), "private");
+                        return getJsonResponse(AuthPlaylistHandlers.deletePlaylistResponse(request.getHeader(AUTHORIZATION), playlistId), "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
                 })).map(GET, "/registered/badge", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return HttpResponse.ofCode(302).withHeader(LOCATION, ResponseHelper.registeredBadgeRedirect())
+                        return HttpResponse.ofCode(302).withHeader(LOCATION, GenericHandlers.registeredBadgeRedirect())
                                 .withHeader(CACHE_CONTROL, "public, max-age=30");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
@@ -389,14 +393,14 @@ public class ServerLauncher extends MultithreadedHttpServerLauncher {
                     try {
                         DeleteUserRequest body = Constants.mapper.readValue(request.loadBody().getResult().asArray(),
                                 DeleteUserRequest.class);
-                        return getJsonResponse(ResponseHelper.deleteUserResponse(request.getHeader(AUTHORIZATION), body.password),
+                        return getJsonResponse(UserHandlers.deleteUserResponse(request.getHeader(AUTHORIZATION), body.password),
                                 "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
                 })).map(POST, "/logout", AsyncServlet.ofBlocking(executor, request -> {
                     try {
-                        return getJsonResponse(ResponseHelper.logoutResponse(request.getHeader(AUTHORIZATION)), "private");
+                        return getJsonResponse(UserHandlers.logoutResponse(request.getHeader(AUTHORIZATION)), "private");
                     } catch (Exception e) {
                         return getErrorResponse(e, request.getPath());
                     }
diff --git a/src/main/java/me/kavin/piped/server/handlers/ChannelHandlers.java b/src/main/java/me/kavin/piped/server/handlers/ChannelHandlers.java
new file mode 100644
index 0000000..bfcf88e
--- /dev/null
+++ b/src/main/java/me/kavin/piped/server/handlers/ChannelHandlers.java
@@ -0,0 +1,205 @@
+package me.kavin.piped.server.handlers;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import me.kavin.piped.consts.Constants;
+import me.kavin.piped.ipfs.IPFS;
+import me.kavin.piped.utils.*;
+import me.kavin.piped.utils.obj.*;
+import me.kavin.piped.utils.obj.db.Video;
+import me.kavin.piped.utils.resp.InvalidRequestResponse;
+import org.apache.commons.lang3.StringUtils;
+import org.hibernate.StatelessSession;
+import org.schabi.newpipe.extractor.ListExtractor;
+import org.schabi.newpipe.extractor.Page;
+import org.schabi.newpipe.extractor.channel.ChannelInfo;
+import org.schabi.newpipe.extractor.channel.ChannelTabInfo;
+import org.schabi.newpipe.extractor.exceptions.ExtractionException;
+import org.schabi.newpipe.extractor.exceptions.ParsingException;
+import org.schabi.newpipe.extractor.services.youtube.linkHandler.YouTubeChannelTabHandler;
+import org.schabi.newpipe.extractor.stream.StreamInfoItem;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.Set;
+import java.util.concurrent.TimeUnit;
+import java.util.stream.Collectors;
+
+import static me.kavin.piped.consts.Constants.YOUTUBE_SERVICE;
+import static me.kavin.piped.consts.Constants.mapper;
+import static me.kavin.piped.utils.CollectionUtils.collectRelatedItems;
+import static me.kavin.piped.utils.URLUtils.rewriteURL;
+
+public class ChannelHandlers {
+    public static byte[] channelResponse(String channelPath) throws Exception {
+
+        final ChannelInfo info = ChannelInfo.getInfo("https://youtube.com/" + channelPath);
+
+        final List<ContentItem> relatedStreams = collectRelatedItems(info.getRelatedItems());
+
+        Multithreading.runAsync(() -> {
+
+            var channel = DatabaseHelper.getChannelFromId(info.getId());
+
+            try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+
+                if (channel != null) {
+
+                    boolean modified = false;
+
+                    if (channel.isVerified() != info.isVerified()) {
+                        channel.setVerified(info.isVerified());
+                        modified = true;
+                    }
+
+                    if (!channel.getUploaderAvatar().equals(info.getAvatarUrl())) {
+                        channel.setUploaderAvatar(info.getAvatarUrl());
+                        modified = true;
+                    }
+
+                    if (!channel.getUploader().equals(info.getName())) {
+                        channel.setUploader(info.getName());
+                        modified = true;
+                    }
+
+                    if (modified) {
+                        var tr = s.beginTransaction();
+                        s.update(channel);
+                        tr.commit();
+                    }
+
+                    Set<String> ids = info.getRelatedItems()
+                            .stream()
+                            .filter(item -> {
+                                long time = item.getUploadDate() != null
+                                        ? item.getUploadDate().offsetDateTime().toInstant().toEpochMilli()
+                                        : System.currentTimeMillis();
+                                return System.currentTimeMillis() - time < TimeUnit.DAYS.toMillis(Constants.FEED_RETENTION);
+                            })
+                            .map(item -> {
+                                try {
+                                    return YOUTUBE_SERVICE.getStreamLHFactory().getId(item.getUrl());
+                                } catch (ParsingException e) {
+                                    throw new RuntimeException(e);
+                                }
+                            })
+                            .collect(Collectors.toUnmodifiableSet());
+
+                    List<Video> videos = DatabaseHelper.getVideosFromIds(s, ids);
+
+                    for (StreamInfoItem item : info.getRelatedItems()) {
+                        long time = item.getUploadDate() != null
+                                ? item.getUploadDate().offsetDateTime().toInstant().toEpochMilli()
+                                : System.currentTimeMillis();
+                        if (System.currentTimeMillis() - time < TimeUnit.DAYS.toMillis(Constants.FEED_RETENTION))
+                            try {
+                                String id = YOUTUBE_SERVICE.getStreamLHFactory().getId(item.getUrl());
+                                var video = videos.stream()
+                                        .filter(v -> v.getId().equals(id))
+                                        .findFirst();
+                                if (video.isPresent()) {
+                                    VideoHelpers.updateVideo(s, video.get(), item);
+                                } else {
+                                    VideoHelpers.handleNewVideo("https://youtube.com/watch?v=" + id, time, channel);
+                                }
+                            } catch (Exception e) {
+                                ExceptionHandler.handle(e);
+                            }
+                    }
+                }
+            }
+        });
+
+        String nextpage = null;
+        if (info.hasNextPage()) {
+            Page page = info.getNextPage();
+            nextpage = mapper.writeValueAsString(page);
+        }
+
+        List<ChannelTab> tabs = info.getTabs()
+                .stream()
+                .map(tab -> {
+                    try {
+                        return new ChannelTab(tab.getTab().name(), mapper.writeValueAsString(tab));
+                    } catch (JsonProcessingException e) {
+                        throw new RuntimeException(e);
+                    }
+                }).toList();
+
+        final Channel channel = new Channel(info.getId(), info.getName(), rewriteURL(info.getAvatarUrl()),
+                rewriteURL(info.getBannerUrl()), info.getDescription(), info.getSubscriberCount(), info.isVerified(),
+                nextpage, relatedStreams, tabs);
+
+        IPFS.publishData(channel);
+
+        return mapper.writeValueAsBytes(channel);
+
+    }
+
+    public static byte[] channelPageResponse(String channelId, String prevpageStr)
+            throws IOException, ExtractionException {
+
+        if (StringUtils.isEmpty(prevpageStr))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        Page prevpage = mapper.readValue(prevpageStr, Page.class);
+
+        ListExtractor.InfoItemsPage<StreamInfoItem> info = ChannelInfo.getMoreItems(YOUTUBE_SERVICE,
+                "https://youtube.com/channel/" + channelId, prevpage);
+
+        final List<ContentItem> relatedStreams = collectRelatedItems(info.getItems());
+
+        String nextpage = null;
+        if (info.hasNextPage()) {
+            Page page = info.getNextPage();
+            nextpage = mapper.writeValueAsString(page);
+        }
+
+        final StreamsPage streamspage = new StreamsPage(nextpage, relatedStreams);
+
+        return mapper.writeValueAsBytes(streamspage);
+
+    }
+
+    public static byte[] channelTabResponse(String data)
+            throws IOException, ExtractionException {
+
+        if (StringUtils.isEmpty(data))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        YouTubeChannelTabHandler tabHandler = mapper.readValue(data, YouTubeChannelTabHandlerMixin.class);
+
+        var info = ChannelTabInfo.getInfo(YOUTUBE_SERVICE, tabHandler);
+
+        List<ContentItem> items = collectRelatedItems(info.getRelatedItems());
+
+        String nextpage = null;
+        if (info.hasNextPage()) {
+            Page page = info.getNextPage();
+            nextpage = mapper.writeValueAsString(page);
+        }
+
+        return mapper.writeValueAsBytes(new ChannelTabData(nextpage, items));
+    }
+
+    public static byte[] channelTabPageResponse(String data, String prevPageStr) throws Exception {
+
+        if (StringUtils.isEmpty(data))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        YouTubeChannelTabHandler tabHandler = mapper.readValue(data, YouTubeChannelTabHandlerMixin.class);
+
+        Page prevPage = mapper.readValue(prevPageStr, Page.class);
+
+        var info = ChannelTabInfo.getMoreItems(YOUTUBE_SERVICE, tabHandler, prevPage);
+
+        String nextpage = null;
+        if (info.hasNextPage()) {
+            Page page = info.getNextPage();
+            nextpage = mapper.writeValueAsString(page);
+        }
+
+        List<ContentItem> items = collectRelatedItems(info.getItems());
+
+        return mapper.writeValueAsBytes(new ChannelTabData(nextpage, items));
+    }
+}
diff --git a/src/main/java/me/kavin/piped/server/handlers/GenericHandlers.java b/src/main/java/me/kavin/piped/server/handlers/GenericHandlers.java
new file mode 100644
index 0000000..3103b86
--- /dev/null
+++ b/src/main/java/me/kavin/piped/server/handlers/GenericHandlers.java
@@ -0,0 +1,22 @@
+package me.kavin.piped.server.handlers;
+
+import me.kavin.piped.consts.Constants;
+import me.kavin.piped.utils.DatabaseSessionFactory;
+import org.hibernate.StatelessSession;
+
+import static me.kavin.piped.consts.Constants.mapper;
+
+public class GenericHandlers {
+
+    public static byte[] configResponse() throws Exception {
+        return mapper.writeValueAsBytes(Constants.frontendProperties);
+    }
+
+    public static String registeredBadgeRedirect() {
+        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+            long registered = s.createQuery("select count(*) from User", Long.class).uniqueResult();
+
+            return String.format("https://img.shields.io/badge/Registered%%20Users-%s-blue", registered);
+        }
+    }
+}
diff --git a/src/main/java/me/kavin/piped/server/handlers/PlaylistHandlers.java b/src/main/java/me/kavin/piped/server/handlers/PlaylistHandlers.java
new file mode 100644
index 0000000..83559a3
--- /dev/null
+++ b/src/main/java/me/kavin/piped/server/handlers/PlaylistHandlers.java
@@ -0,0 +1,135 @@
+package me.kavin.piped.server.handlers;
+
+import com.rometools.rome.feed.synd.SyndEntry;
+import com.rometools.rome.feed.synd.SyndEntryImpl;
+import com.rometools.rome.feed.synd.SyndFeed;
+import com.rometools.rome.feed.synd.SyndFeedImpl;
+import com.rometools.rome.io.FeedException;
+import com.rometools.rome.io.SyndFeedOutput;
+import it.unimi.dsi.fastutil.objects.ObjectArrayList;
+import me.kavin.piped.consts.Constants;
+import me.kavin.piped.server.handlers.auth.AuthPlaylistHandlers;
+import me.kavin.piped.utils.obj.ContentItem;
+import me.kavin.piped.utils.obj.Playlist;
+import me.kavin.piped.utils.obj.StreamsPage;
+import me.kavin.piped.utils.resp.InvalidRequestResponse;
+import org.apache.commons.lang3.StringUtils;
+import org.schabi.newpipe.extractor.ListExtractor;
+import org.schabi.newpipe.extractor.Page;
+import org.schabi.newpipe.extractor.exceptions.ExtractionException;
+import org.schabi.newpipe.extractor.playlist.PlaylistInfo;
+import org.schabi.newpipe.extractor.stream.StreamInfoItem;
+
+import java.io.IOException;
+import java.util.Date;
+import java.util.List;
+
+import static java.nio.charset.StandardCharsets.UTF_8;
+import static me.kavin.piped.consts.Constants.YOUTUBE_SERVICE;
+import static me.kavin.piped.consts.Constants.mapper;
+import static me.kavin.piped.utils.CollectionUtils.collectRelatedItems;
+import static me.kavin.piped.utils.URLUtils.rewriteURL;
+import static me.kavin.piped.utils.URLUtils.substringYouTube;
+
+public class PlaylistHandlers {
+    public static byte[] playlistResponse(String playlistId) throws ExtractionException, IOException {
+
+        if (StringUtils.isBlank(playlistId))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        if (playlistId.matches("[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}"))
+            return AuthPlaylistHandlers.playlistPipedResponse(playlistId);
+
+        return playlistYouTubeResponse(playlistId);
+    }
+
+    private static byte[] playlistYouTubeResponse(String playlistId)
+            throws IOException, ExtractionException {
+
+        final PlaylistInfo info = PlaylistInfo.getInfo("https://www.youtube.com/playlist?list=" + playlistId);
+
+        final List<ContentItem> relatedStreams = collectRelatedItems(info.getRelatedItems());
+
+        String nextpage = null;
+        if (info.hasNextPage()) {
+            Page page = info.getNextPage();
+            nextpage = mapper.writeValueAsString(page);
+        }
+
+        final Playlist playlist = new Playlist(info.getName(), rewriteURL(info.getThumbnailUrl()),
+                rewriteURL(info.getBannerUrl()), nextpage,
+                info.getUploaderName().isEmpty() ? null : info.getUploaderName(),
+                substringYouTube(info.getUploaderUrl()), rewriteURL(info.getUploaderAvatarUrl()),
+                (int) info.getStreamCount(), relatedStreams);
+
+        return mapper.writeValueAsBytes(playlist);
+
+    }
+
+    public static byte[] playlistPageResponse(String playlistId, String prevpageStr)
+            throws IOException, ExtractionException {
+
+        if (StringUtils.isEmpty(prevpageStr))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        Page prevpage = mapper.readValue(prevpageStr, Page.class);
+
+        ListExtractor.InfoItemsPage<StreamInfoItem> info = PlaylistInfo.getMoreItems(YOUTUBE_SERVICE,
+                "https://www.youtube.com/playlist?list=" + playlistId, prevpage);
+
+        final List<ContentItem> relatedStreams = collectRelatedItems(info.getItems());
+
+        String nextpage = null;
+        if (info.hasNextPage()) {
+            Page page = info.getNextPage();
+            nextpage = mapper.writeValueAsString(page);
+        }
+
+        final StreamsPage streamspage = new StreamsPage(nextpage, relatedStreams);
+
+        return mapper.writeValueAsBytes(streamspage);
+
+    }
+
+    public static byte[] playlistRSSResponse(String playlistId) throws ExtractionException, IOException, FeedException {
+
+        if (StringUtils.isBlank(playlistId))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        if (playlistId.matches("[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}"))
+            return AuthPlaylistHandlers.playlistPipedRSSResponse(playlistId);
+
+        return playlistYouTubeRSSResponse(playlistId);
+    }
+
+    private static byte[] playlistYouTubeRSSResponse(String playlistId)
+            throws IOException, ExtractionException, FeedException {
+
+        final PlaylistInfo info = PlaylistInfo.getInfo("https://www.youtube.com/playlist?list=" + playlistId);
+
+        final List<SyndEntry> entries = new ObjectArrayList<>();
+
+        SyndFeed feed = new SyndFeedImpl();
+        feed.setFeedType("rss_2.0");
+        feed.setTitle(info.getName());
+        feed.setAuthor(info.getUploaderName());
+        feed.setDescription(String.format("%s - Piped", info.getName()));
+        feed.setLink(Constants.FRONTEND_URL + substringYouTube(info.getUrl()));
+        feed.setPublishedDate(new Date());
+
+        info.getRelatedItems().forEach(item -> {
+            SyndEntry entry = new SyndEntryImpl();
+            entry.setAuthor(item.getUploaderName());
+            entry.setLink(item.getUrl());
+            entry.setUri(item.getUrl());
+            entry.setTitle(item.getName());
+            entries.add(entry);
+        });
+
+        feed.setEntries(entries);
+
+        return new SyndFeedOutput().outputString(feed).getBytes(UTF_8);
+
+    }
+
+}
diff --git a/src/main/java/me/kavin/piped/server/handlers/SearchHandlers.java b/src/main/java/me/kavin/piped/server/handlers/SearchHandlers.java
new file mode 100644
index 0000000..5a2aa67
--- /dev/null
+++ b/src/main/java/me/kavin/piped/server/handlers/SearchHandlers.java
@@ -0,0 +1,80 @@
+package me.kavin.piped.server.handlers;
+
+import me.kavin.piped.utils.obj.ContentItem;
+import me.kavin.piped.utils.obj.SearchResults;
+import me.kavin.piped.utils.resp.InvalidRequestResponse;
+import org.apache.commons.lang3.StringUtils;
+import org.schabi.newpipe.extractor.InfoItem;
+import org.schabi.newpipe.extractor.ListExtractor;
+import org.schabi.newpipe.extractor.Page;
+import org.schabi.newpipe.extractor.exceptions.ExtractionException;
+import org.schabi.newpipe.extractor.search.SearchInfo;
+
+import java.io.IOException;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
+import static me.kavin.piped.consts.Constants.YOUTUBE_SERVICE;
+import static me.kavin.piped.consts.Constants.mapper;
+import static me.kavin.piped.utils.CollectionUtils.collectRelatedItems;
+
+public class SearchHandlers {
+    public static byte[] suggestionsResponse(String query)
+            throws IOException, ExtractionException {
+
+        if (StringUtils.isEmpty(query))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        return mapper.writeValueAsBytes(YOUTUBE_SERVICE.getSuggestionExtractor().suggestionList(query));
+
+    }
+
+    public static byte[] opensearchSuggestionsResponse(String query)
+            throws IOException, ExtractionException {
+
+        if (StringUtils.isEmpty(query))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        return mapper.writeValueAsBytes(Arrays.asList(
+                query,
+                YOUTUBE_SERVICE.getSuggestionExtractor().suggestionList(query)
+        ));
+
+    }
+
+    public static byte[] searchResponse(String q, String filter)
+            throws IOException, ExtractionException {
+
+        final SearchInfo info = SearchInfo.getInfo(YOUTUBE_SERVICE,
+                YOUTUBE_SERVICE.getSearchQHFactory().fromQuery(q, Collections.singletonList(filter), null));
+
+        List<ContentItem> items = collectRelatedItems(info.getRelatedItems());
+
+        Page nextpage = info.getNextPage();
+
+        return mapper.writeValueAsBytes(new SearchResults(items,
+                mapper.writeValueAsString(nextpage), info.getSearchSuggestion(), info.isCorrectedSearch()));
+
+    }
+
+    public static byte[] searchPageResponse(String q, String filter, String prevpageStr)
+            throws IOException, ExtractionException {
+
+        if (StringUtils.isEmpty(prevpageStr))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        Page prevpage = mapper.readValue(prevpageStr, Page.class);
+
+        ListExtractor.InfoItemsPage<InfoItem> pages = SearchInfo.getMoreItems(YOUTUBE_SERVICE,
+                YOUTUBE_SERVICE.getSearchQHFactory().fromQuery(q, Collections.singletonList(filter), null), prevpage);
+
+        List<ContentItem> items = collectRelatedItems(pages.getItems());
+
+        Page nextpage = pages.getNextPage();
+
+        return mapper
+                .writeValueAsBytes(new SearchResults(items, mapper.writeValueAsString(nextpage)));
+
+    }
+}
diff --git a/src/main/java/me/kavin/piped/server/handlers/StreamHandlers.java b/src/main/java/me/kavin/piped/server/handlers/StreamHandlers.java
new file mode 100644
index 0000000..2c223a8
--- /dev/null
+++ b/src/main/java/me/kavin/piped/server/handlers/StreamHandlers.java
@@ -0,0 +1,249 @@
+package me.kavin.piped.server.handlers;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.grack.nanojson.JsonObject;
+import com.grack.nanojson.JsonWriter;
+import it.unimi.dsi.fastutil.objects.ObjectArrayList;
+import me.kavin.piped.consts.Constants;
+import me.kavin.piped.utils.*;
+import me.kavin.piped.utils.obj.*;
+import me.kavin.piped.utils.resp.InvalidRequestResponse;
+import me.kavin.piped.utils.resp.VideoResolvedResponse;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.commons.lang3.exception.ExceptionUtils;
+import org.schabi.newpipe.extractor.ListExtractor;
+import org.schabi.newpipe.extractor.Page;
+import org.schabi.newpipe.extractor.comments.CommentsInfo;
+import org.schabi.newpipe.extractor.comments.CommentsInfoItem;
+import org.schabi.newpipe.extractor.stream.StreamInfo;
+import org.schabi.newpipe.extractor.stream.StreamType;
+import org.schabi.newpipe.extractor.utils.JsonUtils;
+
+import java.util.List;
+import java.util.concurrent.TimeUnit;
+
+import static java.nio.charset.StandardCharsets.UTF_8;
+import static me.kavin.piped.consts.Constants.YOUTUBE_SERVICE;
+import static me.kavin.piped.consts.Constants.mapper;
+import static me.kavin.piped.utils.CollectionUtils.collectRelatedItems;
+import static me.kavin.piped.utils.URLUtils.*;
+import static org.schabi.newpipe.extractor.NewPipe.getPreferredContentCountry;
+import static org.schabi.newpipe.extractor.NewPipe.getPreferredLocalization;
+import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.getJsonPostResponse;
+import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.prepareDesktopJsonBuilder;
+
+public class StreamHandlers {
+    public static byte[] streamsResponse(String videoId) throws Exception {
+
+        final var futureStream = Multithreading.supplyAsync(() -> {
+            try {
+                return StreamInfo.getInfo("https://www.youtube.com/watch?v=" + videoId);
+            } catch (Exception e) {
+                ExceptionUtils.rethrow(e);
+            }
+            return null;
+        });
+
+        final var futureLbryId = Multithreading.supplyAsync(() -> {
+            try {
+                return LbryHelper.getLBRYId(videoId);
+            } catch (Exception e) {
+                ExceptionHandler.handle(e);
+            }
+            return null;
+        });
+
+        final var futureLBRY = Multithreading.supplyAsync(() -> {
+            try {
+                String lbryId = futureLbryId.get(2, TimeUnit.SECONDS);
+
+                return LbryHelper.getLBRYStreamURL(lbryId);
+            } catch (Exception e) {
+                ExceptionHandler.handle(e);
+            }
+            return null;
+        });
+
+        final var futureDislikeRating = Multithreading.supplyAsync(() -> {
+            try {
+                return RydHelper.getDislikeRating(videoId);
+            } catch (Exception e) {
+                ExceptionHandler.handle(e);
+            }
+            return null;
+        });
+
+        final List<Subtitle> subtitles = new ObjectArrayList<>();
+        final List<ChapterSegment> chapters = new ObjectArrayList<>();
+
+        final StreamInfo info = futureStream.get();
+
+        info.getStreamSegments().forEach(segment -> chapters.add(new ChapterSegment(segment.getTitle(), rewriteURL(segment.getPreviewUrl()),
+                segment.getStartTimeSeconds())));
+
+        info.getSubtitles()
+                .forEach(subtitle -> subtitles.add(new Subtitle(rewriteURL(subtitle.getContent()),
+                        subtitle.getFormat().getMimeType(), subtitle.getDisplayLanguageName(),
+                        subtitle.getLanguageTag(), subtitle.isAutoGenerated())));
+
+        final List<PipedStream> videoStreams = new ObjectArrayList<>();
+        final List<PipedStream> audioStreams = new ObjectArrayList<>();
+
+        String lbryURL = null;
+
+        try {
+            lbryURL = futureLBRY.get(3, TimeUnit.SECONDS);
+        } catch (Exception e) {
+            // ignored
+        }
+
+        if (lbryURL != null)
+            videoStreams.add(new PipedStream(lbryURL, "MP4", "LBRY", "video/mp4", false));
+
+        boolean livestream = info.getStreamType() == StreamType.LIVE_STREAM;
+
+        if (!livestream) {
+            info.getVideoOnlyStreams().forEach(stream -> videoStreams.add(new PipedStream(rewriteVideoURL(stream.getContent()),
+                    String.valueOf(stream.getFormat()), stream.getResolution(), stream.getFormat().getMimeType(), true,
+                    stream.getBitrate(), stream.getInitStart(), stream.getInitEnd(), stream.getIndexStart(),
+                    stream.getIndexEnd(), stream.getCodec(), stream.getWidth(), stream.getHeight(), 30)));
+            info.getVideoStreams()
+                    .forEach(stream -> videoStreams
+                            .add(new PipedStream(rewriteVideoURL(stream.getContent()), String.valueOf(stream.getFormat()),
+                                    stream.getResolution(), stream.getFormat().getMimeType(), false)));
+
+            info.getAudioStreams()
+                    .forEach(stream -> audioStreams.add(new PipedStream(rewriteVideoURL(stream.getContent()),
+                            String.valueOf(stream.getFormat()), stream.getAverageBitrate() + " kbps",
+                            stream.getFormat().getMimeType(), false, stream.getBitrate(), stream.getInitStart(),
+                            stream.getInitEnd(), stream.getIndexStart(), stream.getIndexEnd(), stream.getCodec())));
+        }
+
+        final List<ContentItem> relatedStreams = collectRelatedItems(info.getRelatedItems());
+
+        long time = info.getUploadDate() != null ? info.getUploadDate().offsetDateTime().toInstant().toEpochMilli()
+                : System.currentTimeMillis();
+
+        if (info.getUploadDate() != null && System.currentTimeMillis() - time < TimeUnit.DAYS.toMillis(Constants.FEED_RETENTION))
+            VideoHelpers.updateVideo(info.getId(), info, time);
+
+        String lbryId;
+
+        try {
+            lbryId = futureLbryId.get(2, TimeUnit.SECONDS);
+        } catch (Exception e) {
+            lbryId = null;
+        }
+
+        // Attempt to get dislikes calculating with the RYD API rating
+        if (info.getDislikeCount() < 0 && info.getLikeCount() >= 0) {
+            double rating;
+            try {
+                rating = futureDislikeRating.get(3, TimeUnit.SECONDS);
+            } catch (Exception e) {
+                rating = -1;
+            }
+
+            if (rating > 1 && rating <= 5) {
+                info.setDislikeCount(Math.round(info.getLikeCount() * ((5 - rating) / (rating - 1))));
+            }
+        }
+
+        final Streams streams = new Streams(info.getName(), info.getDescription().getContent(),
+                info.getTextualUploadDate(), info.getUploaderName(), substringYouTube(info.getUploaderUrl()),
+                rewriteURL(info.getUploaderAvatarUrl()), rewriteURL(info.getThumbnailUrl()), info.getDuration(),
+                info.getViewCount(), info.getLikeCount(), info.getDislikeCount(), info.getUploaderSubscriberCount(), info.isUploaderVerified(),
+                audioStreams, videoStreams, relatedStreams, subtitles, livestream, rewriteVideoURL(info.getHlsUrl()),
+                rewriteVideoURL(info.getDashMpdUrl()), lbryId, chapters);
+
+        return mapper.writeValueAsBytes(streams);
+
+    }
+
+    public static byte[] resolveClipId(String clipId) throws Exception {
+
+        final byte[] body = JsonWriter.string(prepareDesktopJsonBuilder(
+                        getPreferredLocalization(), getPreferredContentCountry())
+                        .value("url", "https://www.youtube.com/clip/" + clipId)
+                        .done())
+                .getBytes(UTF_8);
+
+        final JsonObject jsonResponse = getJsonPostResponse("navigation/resolve_url",
+                body, getPreferredLocalization());
+
+        final String videoId = JsonUtils.getString(jsonResponse, "endpoint.watchEndpoint.videoId");
+
+        return mapper.writeValueAsBytes(new VideoResolvedResponse(videoId));
+    }
+
+    public static byte[] commentsResponse(String videoId) throws Exception {
+
+        CommentsInfo info = CommentsInfo.getInfo("https://www.youtube.com/watch?v=" + videoId);
+
+        List<Comment> comments = new ObjectArrayList<>();
+
+        info.getRelatedItems().forEach(comment -> {
+            try {
+                String repliespage = null;
+                if (comment.getReplies() != null)
+                    repliespage = mapper.writeValueAsString(comment.getReplies());
+
+                comments.add(new Comment(comment.getUploaderName(), rewriteURL(comment.getUploaderAvatarUrl()),
+                        comment.getCommentId(), comment.getCommentText(), comment.getTextualUploadDate(),
+                        substringYouTube(comment.getUploaderUrl()), repliespage, comment.getLikeCount(), comment.getReplyCount(),
+                        comment.isHeartedByUploader(), comment.isPinned(), comment.isUploaderVerified()));
+            } catch (JsonProcessingException e) {
+                ExceptionHandler.handle(e);
+            }
+        });
+
+        String nextpage = null;
+        if (info.hasNextPage()) {
+            Page page = info.getNextPage();
+            nextpage = mapper.writeValueAsString(page);
+        }
+
+        CommentsPage commentsItem = new CommentsPage(comments, nextpage, info.isCommentsDisabled());
+
+        return mapper.writeValueAsBytes(commentsItem);
+
+    }
+
+    public static byte[] commentsPageResponse(String videoId, String prevpageStr) throws Exception {
+
+        if (StringUtils.isEmpty(prevpageStr))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        Page prevpage = mapper.readValue(prevpageStr, Page.class);
+
+        ListExtractor.InfoItemsPage<CommentsInfoItem> info = CommentsInfo.getMoreItems(YOUTUBE_SERVICE, "https://www.youtube.com/watch?v=" + videoId, prevpage);
+
+        List<Comment> comments = new ObjectArrayList<>();
+
+        info.getItems().forEach(comment -> {
+            try {
+                String repliespage = null;
+                if (comment.getReplies() != null)
+                    repliespage = mapper.writeValueAsString(comment.getReplies());
+
+                comments.add(new Comment(comment.getUploaderName(), rewriteURL(comment.getUploaderAvatarUrl()),
+                        comment.getCommentId(), comment.getCommentText(), comment.getTextualUploadDate(),
+                        substringYouTube(comment.getUploaderUrl()), repliespage, comment.getLikeCount(), comment.getReplyCount(),
+                        comment.isHeartedByUploader(), comment.isPinned(), comment.isUploaderVerified()));
+            } catch (JsonProcessingException e) {
+                ExceptionHandler.handle(e);
+            }
+        });
+
+        String nextpage = null;
+        if (info.hasNextPage()) {
+            Page page = info.getNextPage();
+            nextpage = mapper.writeValueAsString(page);
+        }
+
+        CommentsPage commentsItem = new CommentsPage(comments, nextpage, false);
+
+        return mapper.writeValueAsBytes(commentsItem);
+
+    }
+}
diff --git a/src/main/java/me/kavin/piped/server/handlers/TrendingHandlers.java b/src/main/java/me/kavin/piped/server/handlers/TrendingHandlers.java
new file mode 100644
index 0000000..b8cbbe4
--- /dev/null
+++ b/src/main/java/me/kavin/piped/server/handlers/TrendingHandlers.java
@@ -0,0 +1,36 @@
+package me.kavin.piped.server.handlers;
+
+import me.kavin.piped.utils.obj.ContentItem;
+import me.kavin.piped.utils.resp.InvalidRequestResponse;
+import org.schabi.newpipe.extractor.exceptions.ExtractionException;
+import org.schabi.newpipe.extractor.kiosk.KioskExtractor;
+import org.schabi.newpipe.extractor.kiosk.KioskInfo;
+import org.schabi.newpipe.extractor.kiosk.KioskList;
+import org.schabi.newpipe.extractor.localization.ContentCountry;
+
+import java.io.IOException;
+import java.util.List;
+
+import static me.kavin.piped.consts.Constants.YOUTUBE_SERVICE;
+import static me.kavin.piped.consts.Constants.mapper;
+import static me.kavin.piped.utils.CollectionUtils.collectRelatedItems;
+
+public class TrendingHandlers {
+    public static byte[] trendingResponse(String region)
+            throws ExtractionException, IOException {
+
+        if (region == null)
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+
+        KioskList kioskList = YOUTUBE_SERVICE.getKioskList();
+        kioskList.forceContentCountry(new ContentCountry(region));
+        KioskExtractor<?> extractor = kioskList.getDefaultKioskExtractor();
+        extractor.fetchPage();
+        KioskInfo info = KioskInfo.getInfo(extractor);
+
+        final List<ContentItem> relatedStreams = collectRelatedItems(info.getRelatedItems());
+
+        return mapper.writeValueAsBytes(relatedStreams);
+    }
+}
diff --git a/src/main/java/me/kavin/piped/server/handlers/auth/AuthPlaylistHandlers.java b/src/main/java/me/kavin/piped/server/handlers/auth/AuthPlaylistHandlers.java
new file mode 100644
index 0000000..1959fe4
--- /dev/null
+++ b/src/main/java/me/kavin/piped/server/handlers/auth/AuthPlaylistHandlers.java
@@ -0,0 +1,410 @@
+package me.kavin.piped.server.handlers.auth;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import com.rometools.rome.feed.synd.SyndEntry;
+import com.rometools.rome.feed.synd.SyndEntryImpl;
+import com.rometools.rome.feed.synd.SyndFeed;
+import com.rometools.rome.feed.synd.SyndFeedImpl;
+import com.rometools.rome.io.FeedException;
+import com.rometools.rome.io.SyndFeedOutput;
+import it.unimi.dsi.fastutil.objects.Object2ObjectOpenHashMap;
+import it.unimi.dsi.fastutil.objects.ObjectArrayList;
+import jakarta.persistence.criteria.JoinType;
+import me.kavin.piped.consts.Constants;
+import me.kavin.piped.utils.DatabaseHelper;
+import me.kavin.piped.utils.DatabaseSessionFactory;
+import me.kavin.piped.utils.URLUtils;
+import me.kavin.piped.utils.obj.ContentItem;
+import me.kavin.piped.utils.obj.Playlist;
+import me.kavin.piped.utils.obj.StreamItem;
+import me.kavin.piped.utils.obj.db.Channel;
+import me.kavin.piped.utils.obj.db.PlaylistVideo;
+import me.kavin.piped.utils.obj.db.User;
+import me.kavin.piped.utils.resp.AcceptedResponse;
+import me.kavin.piped.utils.resp.AuthenticationFailureResponse;
+import me.kavin.piped.utils.resp.InvalidRequestResponse;
+import org.apache.commons.lang3.StringUtils;
+import org.hibernate.Session;
+import org.hibernate.StatelessSession;
+import org.schabi.newpipe.extractor.Page;
+import org.schabi.newpipe.extractor.exceptions.ExtractionException;
+import org.schabi.newpipe.extractor.playlist.PlaylistInfo;
+import org.schabi.newpipe.extractor.stream.StreamInfo;
+import org.schabi.newpipe.extractor.stream.StreamInfoItem;
+
+import java.io.IOException;
+import java.util.*;
+import java.util.stream.Collectors;
+
+import static java.nio.charset.StandardCharsets.UTF_8;
+import static me.kavin.piped.consts.Constants.YOUTUBE_SERVICE;
+import static me.kavin.piped.consts.Constants.mapper;
+import static me.kavin.piped.utils.URLUtils.rewriteURL;
+import static me.kavin.piped.utils.URLUtils.substringYouTube;
+
+public class AuthPlaylistHandlers {
+    public static byte[] playlistPipedResponse(String playlistId) throws IOException {
+        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+            var cb = s.getCriteriaBuilder();
+            var cq = cb.createQuery(me.kavin.piped.utils.obj.db.Playlist.class);
+            var root = cq.from(me.kavin.piped.utils.obj.db.Playlist.class);
+            root.fetch("videos", JoinType.LEFT)
+                    .fetch("channel", JoinType.LEFT);
+            root.fetch("owner", JoinType.LEFT);
+            cq.select(root);
+            cq.where(cb.equal(root.get("playlist_id"), UUID.fromString(playlistId)));
+            var query = s.createQuery(cq);
+            var pl = query.uniqueResult();
+
+            if (pl == null)
+                return mapper.writeValueAsBytes(mapper.createObjectNode()
+                        .put("error", "Playlist not found"));
+
+            final List<ContentItem> relatedStreams = new ObjectArrayList<>();
+
+            var videos = pl.getVideos();
+
+            for (var video : videos) {
+                var channel = video.getChannel();
+                relatedStreams.add(new StreamItem("/watch?v=" + video.getId(), video.getTitle(), rewriteURL(video.getThumbnail()), channel.getUploader(),
+                        "/channel/" + channel.getUploaderId(), rewriteURL(channel.getUploaderAvatar()), null, null,
+                        video.getDuration(), -1, -1, channel.isVerified(), false));
+            }
+
+            final Playlist playlist = new Playlist(pl.getName(), rewriteURL(pl.getThumbnail()), null, null, pl.getOwner().getUsername(),
+                    null, null, videos.size(), relatedStreams);
+
+            return mapper.writeValueAsBytes(playlist);
+        }
+    }
+
+    public static byte[] playlistPipedRSSResponse(String playlistId)
+            throws FeedException {
+
+        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+            var cb = s.getCriteriaBuilder();
+            var cq = cb.createQuery(me.kavin.piped.utils.obj.db.Playlist.class);
+            var root = cq.from(me.kavin.piped.utils.obj.db.Playlist.class);
+            root.fetch("videos", JoinType.LEFT)
+                    .fetch("channel", JoinType.LEFT);
+            root.fetch("owner", JoinType.LEFT);
+            cq.select(root);
+            cq.where(cb.equal(root.get("playlist_id"), UUID.fromString(playlistId)));
+            var query = s.createQuery(cq);
+            var pl = query.uniqueResult();
+
+            final List<SyndEntry> entries = new ObjectArrayList<>();
+
+            SyndFeed feed = new SyndFeedImpl();
+            feed.setFeedType("rss_2.0");
+            feed.setTitle(pl.getName());
+            feed.setAuthor(pl.getOwner().getUsername());
+            feed.setDescription(String.format("%s - Piped", pl.getName()));
+            feed.setLink(Constants.FRONTEND_URL + "/playlist?list=" + pl.getPlaylistId());
+            feed.setPublishedDate(new Date());
+
+            for (var video : pl.getVideos()) {
+                SyndEntry entry = new SyndEntryImpl();
+                entry.setAuthor(video.getChannel().getUploader());
+                entry.setLink(Constants.FRONTEND_URL + "/video?id=" + video.getId());
+                entry.setUri(Constants.FRONTEND_URL + "/video?id=" + video.getId());
+                entry.setTitle(video.getTitle());
+                entries.add(entry);
+            }
+
+            feed.setEntries(entries);
+
+            return new SyndFeedOutput().outputString(feed).getBytes(UTF_8);
+        }
+    }
+
+    public static byte[] createPlaylist(String session, String name) throws IOException {
+
+        if (StringUtils.isBlank(name))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        User user = DatabaseHelper.getUserFromSession(session);
+
+        if (user == null)
+            return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
+
+        try (Session s = DatabaseSessionFactory.createSession()) {
+            var playlist = new me.kavin.piped.utils.obj.db.Playlist(name, user, "https://i.ytimg.com/");
+
+            var tr = s.beginTransaction();
+            s.persist(playlist);
+            tr.commit();
+
+            ObjectNode response = mapper.createObjectNode();
+            response.put("playlistId", String.valueOf(playlist.getPlaylistId()));
+
+            return mapper.writeValueAsBytes(response);
+        }
+    }
+
+    public static byte[] renamePlaylistResponse(String session, String playlistId, String newName) throws IOException {
+
+        if (StringUtils.isBlank(playlistId))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        User user = DatabaseHelper.getUserFromSession(session);
+
+        if (user == null)
+            return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
+
+        try (Session s = DatabaseSessionFactory.createSession()) {
+            var playlist = DatabaseHelper.getPlaylistFromId(s, playlistId);
+
+            if (playlist == null)
+                return mapper.writeValueAsBytes(mapper.createObjectNode()
+                        .put("error", "Playlist not found"));
+
+            if (playlist.getOwner().getId() != user.getId())
+                return mapper.writeValueAsBytes(mapper.createObjectNode()
+                        .put("error", "You do not own this playlist"));
+
+            playlist.setName(newName);
+
+            var tr = s.beginTransaction();
+            s.merge(playlist);
+            tr.commit();
+
+        }
+
+        return mapper.writeValueAsBytes(new AcceptedResponse());
+    }
+
+    public static byte[] deletePlaylistResponse(String session, String playlistId) throws IOException {
+
+        if (StringUtils.isBlank(playlistId))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        User user = DatabaseHelper.getUserFromSession(session);
+
+        if (user == null)
+            return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
+
+        try (Session s = DatabaseSessionFactory.createSession()) {
+            var playlist = DatabaseHelper.getPlaylistFromId(s, playlistId);
+
+            if (playlist == null)
+                return mapper.writeValueAsBytes(mapper.createObjectNode()
+                        .put("error", "Playlist not found"));
+
+            if (playlist.getOwner().getId() != user.getId())
+                return mapper.writeValueAsBytes(mapper.createObjectNode()
+                        .put("error", "You do not own this playlist"));
+
+            var tr = s.beginTransaction();
+            s.remove(playlist);
+            tr.commit();
+
+        }
+
+        return mapper.writeValueAsBytes(new AcceptedResponse());
+    }
+
+    public static byte[] addToPlaylistResponse(String session, String playlistId, String videoId) throws IOException, ExtractionException {
+
+        if (StringUtils.isBlank(playlistId) || StringUtils.isBlank(videoId))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        var user = DatabaseHelper.getUserFromSession(session);
+
+        if (user == null)
+            return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
+
+        try (Session s = DatabaseSessionFactory.createSession()) {
+            var cb = s.getCriteriaBuilder();
+            var query = cb.createQuery(me.kavin.piped.utils.obj.db.Playlist.class);
+            var root = query.from(me.kavin.piped.utils.obj.db.Playlist.class);
+            root.fetch("videos", JoinType.LEFT);
+            root.fetch("owner", JoinType.LEFT);
+            query.where(cb.equal(root.get("playlist_id"), UUID.fromString(playlistId)));
+            var playlist = s.createQuery(query).uniqueResult();
+
+            if (playlist == null)
+                return mapper.writeValueAsBytes(mapper.createObjectNode()
+                        .put("error", "Playlist not found"));
+
+            if (playlist.getOwner().getId() != user.getId())
+                return mapper.writeValueAsBytes(mapper.createObjectNode()
+                        .put("error", "You are not the owner this playlist"));
+
+            var video = DatabaseHelper.getPlaylistVideoFromId(s, videoId);
+
+            if (video == null) {
+                StreamInfo info = StreamInfo.getInfo("https://www.youtube.com/watch?v=" + videoId);
+
+                String channelId = StringUtils.substringAfter(info.getUploaderUrl(), "/channel/");
+
+                var channel = DatabaseHelper.getChannelFromId(s, channelId);
+
+                if (channel == null) {
+                    channel = DatabaseHelper.saveChannel(channelId);
+                }
+
+                video = new PlaylistVideo(videoId, info.getName(), info.getThumbnailUrl(), info.getDuration(), channel);
+
+                var tr = s.beginTransaction();
+                s.persist(video);
+                tr.commit();
+
+            }
+
+            if (playlist.getVideos().isEmpty())
+                playlist.setThumbnail(video.getThumbnail());
+
+            playlist.getVideos().add(video);
+
+            var tr = s.beginTransaction();
+            s.merge(playlist);
+            tr.commit();
+
+            return mapper.writeValueAsBytes(new AcceptedResponse());
+        }
+    }
+
+    public static byte[] removeFromPlaylistResponse(String session, String playlistId, int index) throws IOException {
+
+        if (StringUtils.isBlank(playlistId))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        try (Session s = DatabaseSessionFactory.createSession()) {
+            var cb = s.getCriteriaBuilder();
+            var query = cb.createQuery(me.kavin.piped.utils.obj.db.Playlist.class);
+            var root = query.from(me.kavin.piped.utils.obj.db.Playlist.class);
+            root.fetch("videos", JoinType.LEFT);
+            root.fetch("owner", JoinType.LEFT);
+            query.where(cb.equal(root.get("playlist_id"), UUID.fromString(playlistId)));
+            var playlist = s.createQuery(query).uniqueResult();
+
+            if (playlist == null)
+                return mapper.writeValueAsBytes(mapper.createObjectNode()
+                        .put("error", "Playlist not found"));
+
+            if (playlist.getOwner().getId() != DatabaseHelper.getUserFromSession(session).getId())
+                return mapper.writeValueAsBytes(mapper.createObjectNode()
+                        .put("error", "You are not the owner this playlist"));
+
+            if (index < 0 || index >= playlist.getVideos().size())
+                return mapper.writeValueAsBytes(mapper.createObjectNode()
+                        .put("error", "Video Index out of bounds"));
+
+            playlist.getVideos().remove(index);
+
+            var tr = s.beginTransaction();
+            s.merge(playlist);
+            tr.commit();
+
+            return mapper.writeValueAsBytes(new AcceptedResponse());
+        }
+    }
+
+    public static byte[] importPlaylistResponse(String session, String playlistId) throws IOException, ExtractionException {
+
+        if (StringUtils.isBlank(playlistId))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        var user = DatabaseHelper.getUserFromSession(session);
+
+        if (user == null)
+            return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
+
+        final String url = "https://www.youtube.com/playlist?list=" + playlistId;
+
+        PlaylistInfo info = PlaylistInfo.getInfo(url);
+
+        var playlist = new me.kavin.piped.utils.obj.db.Playlist(info.getName(), user, info.getThumbnailUrl());
+
+        List<StreamInfoItem> videos = new ObjectArrayList<>(info.getRelatedItems());
+
+        Page nextpage = info.getNextPage();
+
+        while (nextpage != null) {
+            var page = PlaylistInfo.getMoreItems(YOUTUBE_SERVICE, url, nextpage);
+            videos.addAll(page.getItems());
+
+            nextpage = page.getNextPage();
+        }
+
+        Set<String> channelIds = videos.stream()
+                .map(StreamInfoItem::getUploaderUrl)
+                .map(URLUtils::substringYouTube)
+                .map(s -> s.substring("/channel/".length()))
+                .collect(Collectors.toUnmodifiableSet());
+        List<String> videoIds = videos.stream()
+                .map(StreamInfoItem::getUrl)
+                .map(URLUtils::substringYouTube)
+                .map(s -> s.substring("/watch?v=".length()))
+                .toList();
+
+        try (Session s = DatabaseSessionFactory.createSession()) {
+
+            Map<String, Channel> channelMap = new Object2ObjectOpenHashMap<>();
+
+            var channels = DatabaseHelper.getChannelsFromIds(s, channelIds);
+            channelIds.forEach(id -> {
+                var fetched = channels.stream().filter(channel -> channel.getUploaderId().equals(id)).findFirst()
+                        .orElseGet(() -> DatabaseHelper.saveChannel(id));
+                channelMap.put(id, fetched);
+            });
+
+            Map<String, PlaylistVideo> videoMap = new Object2ObjectOpenHashMap<>();
+
+            var playlistVideos = DatabaseHelper.getPlaylistVideosFromIds(s, videoIds);
+            videoIds.forEach(id ->
+                    playlistVideos.stream().filter(video -> video.getId().equals(id)).findFirst()
+                            .ifPresent(playlistVideo -> videoMap.put(id, playlistVideo))
+            );
+
+            videos.forEach(video -> {
+                var channelId = substringYouTube(video.getUploaderUrl()).substring("/channel/".length());
+                var videoId = substringYouTube(video.getUrl()).substring("/watch?v=".length());
+
+                var channel = channelMap.get(channelId);
+
+                playlist.getVideos().add(videoMap.computeIfAbsent(videoId, (key) -> new PlaylistVideo(videoId, video.getName(), video.getThumbnailUrl(), video.getDuration(), channel)));
+            });
+
+            var tr = s.beginTransaction();
+            s.persist(playlist);
+            tr.commit();
+        }
+
+        return mapper.writeValueAsBytes(mapper.createObjectNode()
+                .put("playlistId", String.valueOf(playlist.getPlaylistId()))
+        );
+    }
+
+    public static byte[] playlistsResponse(String session) throws IOException {
+
+        try (Session s = DatabaseSessionFactory.createSession()) {
+
+            User user = DatabaseHelper.getUserFromSession(session, s);
+
+            if (user == null)
+                return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
+
+            var playlists = new ObjectArrayList<>();
+
+            // Select user playlists and count the number of videos in each playlist
+            var query = s.createQuery("SELECT p, COUNT(v) FROM Playlist p LEFT JOIN p.videos v WHERE p.owner = :owner GROUP BY p.id", Object[].class);
+            query.setParameter("owner", user);
+            for (Object[] row : query.list()) {
+                var playlist = (me.kavin.piped.utils.obj.db.Playlist) row[0];
+                var videoCount = (long) row[1];
+
+                ObjectNode node = mapper.createObjectNode();
+                node.put("id", String.valueOf(playlist.getPlaylistId()));
+                node.put("name", playlist.getName());
+                node.put("shortDescription", playlist.getShortDescription());
+                node.put("thumbnail", rewriteURL(playlist.getThumbnail()));
+                node.put("videos", videoCount);
+                playlists.add(node);
+            }
+
+            return mapper.writeValueAsBytes(playlists);
+        }
+    }
+}
diff --git a/src/main/java/me/kavin/piped/server/handlers/auth/FeedHandlers.java b/src/main/java/me/kavin/piped/server/handlers/auth/FeedHandlers.java
new file mode 100644
index 0000000..1696f1a
--- /dev/null
+++ b/src/main/java/me/kavin/piped/server/handlers/auth/FeedHandlers.java
@@ -0,0 +1,503 @@
+package me.kavin.piped.server.handlers.auth;
+
+import com.rometools.rome.feed.synd.*;
+import com.rometools.rome.io.FeedException;
+import com.rometools.rome.io.SyndFeedOutput;
+import it.unimi.dsi.fastutil.objects.ObjectArrayList;
+import jakarta.persistence.criteria.CriteriaBuilder;
+import jakarta.persistence.criteria.CriteriaQuery;
+import jakarta.persistence.criteria.JoinType;
+import me.kavin.piped.consts.Constants;
+import me.kavin.piped.utils.DatabaseHelper;
+import me.kavin.piped.utils.DatabaseSessionFactory;
+import me.kavin.piped.utils.ExceptionHandler;
+import me.kavin.piped.utils.Multithreading;
+import me.kavin.piped.utils.obj.StreamItem;
+import me.kavin.piped.utils.obj.SubscriptionChannel;
+import me.kavin.piped.utils.obj.db.UnauthenticatedSubscription;
+import me.kavin.piped.utils.obj.db.User;
+import me.kavin.piped.utils.obj.db.Video;
+import me.kavin.piped.utils.resp.AcceptedResponse;
+import me.kavin.piped.utils.resp.AuthenticationFailureResponse;
+import me.kavin.piped.utils.resp.SubscribeStatusResponse;
+import org.apache.commons.lang3.StringUtils;
+import org.hibernate.Session;
+import org.hibernate.StatelessSession;
+
+import java.io.IOException;
+import java.util.*;
+import java.util.concurrent.TimeUnit;
+import java.util.stream.Collectors;
+
+import static java.nio.charset.StandardCharsets.UTF_8;
+import static me.kavin.piped.consts.Constants.mapper;
+import static me.kavin.piped.utils.URLUtils.rewriteURL;
+
+public class FeedHandlers {
+    public static byte[] subscribeResponse(String session, String channelId)
+            throws IOException {
+
+        try (Session s = DatabaseSessionFactory.createSession()) {
+
+            User user = DatabaseHelper.getUserFromSessionWithSubscribed(session);
+
+            if (user != null) {
+                if (!user.getSubscribed().contains(channelId)) {
+
+                    user.getSubscribed().add(channelId);
+
+                    var tr = s.beginTransaction();
+                    s.merge(user);
+                    tr.commit();
+
+                    Multithreading.runAsync(() -> {
+                        var channel = DatabaseHelper.getChannelFromId(channelId);
+                        if (channel == null) {
+                            Multithreading.runAsync(() -> DatabaseHelper.saveChannel(channelId));
+                        }
+                    });
+                }
+
+                return mapper.writeValueAsBytes(new AcceptedResponse());
+            }
+
+
+            return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
+        }
+
+    }
+
+    public static byte[] isSubscribedResponse(String session, String channelId) throws IOException {
+        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+            var cb = s.getCriteriaBuilder();
+            var query = cb.createQuery(Long.class);
+            var root = query.from(User.class);
+            query.select(cb.count(root))
+                    .where(cb.and(
+                            cb.equal(root.get("sessionId"), session),
+                            cb.isMember(channelId, root.get("subscribed_ids"))
+                    ));
+            var subscribed = s.createQuery(query).getSingleResult() > 0;
+
+            return mapper.writeValueAsBytes(new SubscribeStatusResponse(subscribed));
+        }
+    }
+
+    public static byte[] feedResponse(String session) throws IOException {
+
+        if (StringUtils.isBlank(session))
+            return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
+
+        User user = DatabaseHelper.getUserFromSession(session);
+
+        if (user != null) {
+            try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+
+                CriteriaBuilder cb = s.getCriteriaBuilder();
+
+                // Get all videos from subscribed channels, with channel info
+                CriteriaQuery<Video> criteria = cb.createQuery(Video.class);
+                var root = criteria.from(Video.class);
+                root.fetch("channel", JoinType.INNER);
+                var subquery = criteria.subquery(User.class);
+                var subroot = subquery.from(User.class);
+                subquery.select(subroot.get("subscribed_ids"))
+                        .where(cb.equal(subroot.get("id"), user.getId()));
+
+                criteria.select(root)
+                        .where(
+                                root.get("channel").in(subquery)
+                        )
+                        .orderBy(cb.desc(root.get("uploaded")));
+
+                List<StreamItem> feedItems = new ObjectArrayList<>();
+
+                for (Video video : s.createQuery(criteria).setTimeout(20).list()) {
+                    var channel = video.getChannel();
+
+                    feedItems.add(new StreamItem("/watch?v=" + video.getId(), video.getTitle(),
+                            rewriteURL(video.getThumbnail()), channel.getUploader(), "/channel/" + channel.getUploaderId(),
+                            rewriteURL(channel.getUploaderAvatar()), null, null, video.getDuration(), video.getViews(),
+                            video.getUploaded(), channel.isVerified(), video.isShort()));
+                }
+
+                return mapper.writeValueAsBytes(feedItems);
+            }
+        }
+
+        return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
+    }
+
+    public static byte[] feedResponseRSS(String session) throws IOException, FeedException {
+
+        if (StringUtils.isBlank(session))
+            return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
+
+        User user = DatabaseHelper.getUserFromSession(session);
+
+        if (user != null) {
+
+            try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+
+                SyndFeed feed = new SyndFeedImpl();
+                feed.setFeedType("atom_1.0");
+                feed.setTitle("Piped - Feed");
+                feed.setDescription(String.format("Piped's RSS subscription feed for %s.", user.getUsername()));
+                feed.setUri(Constants.FRONTEND_URL + "/feed");
+                feed.setPublishedDate(new Date());
+
+                CriteriaBuilder cb = s.getCriteriaBuilder();
+
+                // Get all videos from subscribed channels, with channel info
+                CriteriaQuery<Video> criteria = cb.createQuery(Video.class);
+                var root = criteria.from(Video.class);
+                root.fetch("channel", JoinType.INNER);
+                var subquery = criteria.subquery(User.class);
+                var subroot = subquery.from(User.class);
+                subquery.select(subroot.get("subscribed_ids"))
+                        .where(cb.equal(subroot.get("id"), user.getId()));
+
+                criteria.select(root)
+                        .where(
+                                root.get("channel").in(subquery)
+                        )
+                        .orderBy(cb.desc(root.get("uploaded")));
+
+                List<Video> videos = s.createQuery(criteria)
+                        .setTimeout(20)
+                        .setMaxResults(100)
+                        .list();
+
+                final List<SyndEntry> entries = new ObjectArrayList<>();
+
+                for (Video video : videos) {
+                    var channel = video.getChannel();
+                    SyndEntry entry = new SyndEntryImpl();
+
+                    SyndPerson person = new SyndPersonImpl();
+                    person.setName(channel.getUploader());
+                    person.setUri(Constants.FRONTEND_URL + "/channel/" + channel.getUploaderId());
+
+                    entry.setAuthors(Collections.singletonList(person));
+
+                    entry.setLink(Constants.FRONTEND_URL + "/watch?v=" + video.getId());
+                    entry.setUri(Constants.FRONTEND_URL + "/watch?v=" + video.getId());
+                    entry.setTitle(video.getTitle());
+                    entry.setPublishedDate(new Date(video.getUploaded()));
+                    entries.add(entry);
+                }
+
+                feed.setEntries(entries);
+
+                return new SyndFeedOutput().outputString(feed).getBytes(UTF_8);
+            }
+        }
+
+        return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
+    }
+
+    public static byte[] unauthenticatedFeedResponse(String[] channelIds) throws Exception {
+
+        Set<String> filtered = Arrays.stream(channelIds)
+                .filter(StringUtils::isNotBlank)
+                .filter(id -> id.matches("[A-Za-z\\d_-]+"))
+                .collect(Collectors.toUnmodifiableSet());
+
+        if (filtered.isEmpty())
+            return mapper.writeValueAsBytes(Collections.EMPTY_LIST);
+
+        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+
+            CriteriaBuilder cb = s.getCriteriaBuilder();
+
+            // Get all videos from subscribed channels, with channel info
+            CriteriaQuery<Video> criteria = cb.createQuery(Video.class);
+            var root = criteria.from(Video.class);
+            root.fetch("channel", JoinType.INNER);
+
+            criteria.select(root)
+                    .where(cb.and(
+                            root.get("channel").get("id").in(filtered)
+                    ))
+                    .orderBy(cb.desc(root.get("uploaded")));
+
+            List<StreamItem> feedItems = new ObjectArrayList<>();
+
+            for (Video video : s.createQuery(criteria).setTimeout(20).list()) {
+                var channel = video.getChannel();
+
+                feedItems.add(new StreamItem("/watch?v=" + video.getId(), video.getTitle(),
+                        rewriteURL(video.getThumbnail()), channel.getUploader(), "/channel/" + channel.getUploaderId(),
+                        rewriteURL(channel.getUploaderAvatar()), null, null, video.getDuration(), video.getViews(),
+                        video.getUploaded(), channel.isVerified(), video.isShort()));
+            }
+
+            updateSubscribedTime(filtered);
+            addMissingChannels(filtered);
+
+            return mapper.writeValueAsBytes(feedItems);
+        }
+    }
+
+    public static byte[] unauthenticatedFeedResponseRSS(String[] channelIds) throws Exception {
+
+        Set<String> filtered = Arrays.stream(channelIds)
+                .filter(StringUtils::isNotBlank)
+                .filter(id -> id.matches("[A-Za-z\\d_-]+"))
+                .collect(Collectors.toUnmodifiableSet());
+
+        if (filtered.isEmpty())
+            return mapper.writeValueAsBytes(mapper.createObjectNode()
+                    .put("error", "No valid channel IDs provided"));
+
+        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+
+            CriteriaBuilder cb = s.getCriteriaBuilder();
+
+            // Get all videos from subscribed channels, with channel info
+            CriteriaQuery<Video> criteria = cb.createQuery(Video.class);
+            var root = criteria.from(Video.class);
+            root.fetch("channel", JoinType.INNER);
+
+            criteria.select(root)
+                    .where(cb.and(
+                            root.get("channel").get("id").in(filtered)
+                    ))
+                    .orderBy(cb.desc(root.get("uploaded")));
+
+            List<Video> videos = s.createQuery(criteria)
+                    .setTimeout(20)
+                    .setMaxResults(100)
+                    .list();
+
+            SyndFeed feed = new SyndFeedImpl();
+            feed.setFeedType("atom_1.0");
+            feed.setTitle("Piped - Feed");
+            feed.setDescription("Piped's RSS unauthenticated subscription feed.");
+            feed.setUri(Constants.FRONTEND_URL + "/feed");
+            feed.setPublishedDate(new Date());
+
+            final List<SyndEntry> entries = new ObjectArrayList<>();
+
+            for (Video video : videos) {
+                var channel = video.getChannel();
+                SyndEntry entry = new SyndEntryImpl();
+
+                SyndPerson person = new SyndPersonImpl();
+                person.setName(channel.getUploader());
+                person.setUri(Constants.FRONTEND_URL + "/channel/" + channel.getUploaderId());
+
+                entry.setAuthors(Collections.singletonList(person));
+
+                entry.setLink(Constants.FRONTEND_URL + "/watch?v=" + video.getId());
+                entry.setUri(Constants.FRONTEND_URL + "/watch?v=" + video.getId());
+                entry.setTitle(video.getTitle());
+                entry.setPublishedDate(new Date(video.getUploaded()));
+                entries.add(entry);
+            }
+
+            feed.setEntries(entries);
+
+            updateSubscribedTime(filtered);
+            addMissingChannels(filtered);
+
+            return new SyndFeedOutput().outputString(feed).getBytes(UTF_8);
+        }
+    }
+
+    private static void updateSubscribedTime(Collection<String> channelIds) {
+        Multithreading.runAsync(() -> {
+            try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+                var tr = s.beginTransaction();
+                var cb = s.getCriteriaBuilder();
+                var cu = cb.createCriteriaUpdate(UnauthenticatedSubscription.class);
+                var root = cu.getRoot();
+                cu
+                        .set(root.get("subscribedAt"), System.currentTimeMillis())
+                        .where(cb.and(
+                                root.get("id").in(channelIds),
+                                cb.lt(root.get("subscribedAt"), System.currentTimeMillis() - (TimeUnit.DAYS.toMillis(Constants.SUBSCRIPTIONS_EXPIRY) / 2))
+                        ));
+                s.createMutationQuery(cu).executeUpdate();
+                tr.commit();
+            } catch (Exception e) {
+                ExceptionHandler.handle(e);
+            }
+        });
+    }
+
+    private static void addMissingChannels(Collection<String> channelIds) {
+        Multithreading.runAsyncLimited(() -> {
+            try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+
+                var cb = s.getCriteriaBuilder();
+
+                {
+                    var query = cb.createQuery();
+                    var root = query.from(UnauthenticatedSubscription.class);
+                    query.select(root.get("id"))
+                            .where(root.get("id").in(channelIds));
+
+                    List<Object> existing = s.createQuery(query).setTimeout(20).list();
+
+                    var tr = s.beginTransaction();
+                    channelIds.stream()
+                            .filter(id -> !existing.contains(id))
+                            .map(UnauthenticatedSubscription::new)
+                            .forEach(s::insert);
+                    tr.commit();
+                }
+
+                {
+                    var query = cb.createQuery();
+                    var root = query.from(me.kavin.piped.utils.obj.db.Channel.class);
+                    query.select(root.get("id"))
+                            .where(root.get("id").in(channelIds));
+
+                    List<Object> existing = s.createQuery(query).setTimeout(20).list();
+
+                    channelIds.stream()
+                            .filter(id -> !existing.contains(id))
+                            .forEach(id -> Multithreading.runAsyncLimited(() -> DatabaseHelper.saveChannel(id)));
+                }
+
+            } catch (Exception e) {
+                ExceptionHandler.handle(e);
+            }
+        });
+    }
+
+    public static byte[] importResponse(String session, String[] channelIds, boolean override) throws IOException {
+
+
+        User user = DatabaseHelper.getUserFromSessionWithSubscribed(session);
+
+        if (user != null) {
+
+            Multithreading.runAsync(() -> {
+                try (Session s = DatabaseSessionFactory.createSession()) {
+                    if (override) {
+                        user.setSubscribed(Set.of(channelIds));
+                    } else {
+                        for (String channelId : channelIds)
+                            user.getSubscribed().add(channelId);
+                    }
+
+                    if (channelIds.length > 0) {
+                        var tr = s.beginTransaction();
+                        s.merge(user);
+                        tr.commit();
+                    }
+                } catch (Exception e) {
+                    ExceptionHandler.handle(e);
+                }
+            });
+
+            Multithreading.runAsync(() -> {
+                try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+                    var channels = DatabaseHelper.getChannelsFromIds(s, Arrays.asList(channelIds));
+
+                    Arrays.stream(channelIds).parallel()
+                            .filter(channelId ->
+                                    channels.stream().parallel()
+                                            .filter(channel -> channel.getUploaderId().equals(channelId))
+                                            .findFirst().isEmpty()
+                            )
+                            .forEach(channelId -> Multithreading.runAsyncLimited(() -> DatabaseHelper.saveChannel(channelId)));
+                } catch (Exception e) {
+                    ExceptionHandler.handle(e);
+                }
+            });
+
+            return mapper.writeValueAsBytes(new AcceptedResponse());
+        }
+
+        return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
+    }
+
+    public static byte[] subscriptionsResponse(String session)
+            throws IOException {
+
+        User user = DatabaseHelper.getUserFromSession(session);
+
+        if (user != null) {
+            try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+
+                CriteriaBuilder cb = s.getCriteriaBuilder();
+                var query = cb.createQuery(me.kavin.piped.utils.obj.db.Channel.class);
+                var root = query.from(me.kavin.piped.utils.obj.db.Channel.class);
+                var subquery = query.subquery(User.class);
+                var subroot = subquery.from(User.class);
+
+                subquery.select(subroot.get("subscribed_ids"))
+                        .where(cb.equal(subroot.get("id"), user.getId()));
+
+                query.select(root)
+                        .where(root.get("uploader_id").in(subquery));
+
+                var channels = s.createQuery(query).list();
+
+                List<SubscriptionChannel> subscriptionItems = channels
+                        .stream().parallel()
+                        .sorted(Comparator.comparing(me.kavin.piped.utils.obj.db.Channel::getUploader, String.CASE_INSENSITIVE_ORDER))
+                        .map(channel -> new SubscriptionChannel("/channel/" + channel.getUploaderId(),
+                                channel.getUploader(), rewriteURL(channel.getUploaderAvatar()), channel.isVerified()))
+                        .toList();
+
+                return mapper.writeValueAsBytes(subscriptionItems);
+            }
+        }
+
+        return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
+
+    }
+
+    public static byte[] unauthenticatedSubscriptionsResponse(String[] channelIds)
+            throws IOException {
+
+        Set<String> filtered = Arrays.stream(channelIds)
+                .filter(StringUtils::isNotBlank)
+                .filter(id -> id.matches("[A-Za-z\\d_-]+"))
+                .collect(Collectors.toUnmodifiableSet());
+
+        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+
+            CriteriaBuilder cb = s.getCriteriaBuilder();
+            var query = cb.createQuery(me.kavin.piped.utils.obj.db.Channel.class);
+            var root = query.from(me.kavin.piped.utils.obj.db.Channel.class);
+            query.select(root);
+            query.where(root.get("uploader_id").in(filtered));
+
+            var channels = s.createQuery(query).list();
+
+            List<SubscriptionChannel> subscriptionItems = channels
+                    .stream().parallel()
+                    .sorted(Comparator.comparing(me.kavin.piped.utils.obj.db.Channel::getUploader, String.CASE_INSENSITIVE_ORDER))
+                    .map(channel -> new SubscriptionChannel("/channel/" + channel.getUploaderId(),
+                            channel.getUploader(), rewriteURL(channel.getUploaderAvatar()), channel.isVerified()))
+                    .toList();
+
+            return mapper.writeValueAsBytes(subscriptionItems);
+        }
+    }
+
+    public static byte[] unsubscribeResponse(String session, String channelId)
+            throws IOException {
+
+        User user = DatabaseHelper.getUserFromSession(session);
+
+        if (user != null) {
+            try (Session s = DatabaseSessionFactory.createSession()) {
+                var tr = s.beginTransaction();
+                s.createNativeMutationQuery("delete from users_subscribed where subscriber = :id and channel = :channel")
+                        .setParameter("id", user.getId()).setParameter("channel", channelId).executeUpdate();
+                tr.commit();
+                return mapper.writeValueAsBytes(new AcceptedResponse());
+            }
+
+        }
+
+        return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
+
+    }
+}
diff --git a/src/main/java/me/kavin/piped/server/handlers/auth/UserHandlers.java b/src/main/java/me/kavin/piped/server/handlers/auth/UserHandlers.java
new file mode 100644
index 0000000..1cbecb0
--- /dev/null
+++ b/src/main/java/me/kavin/piped/server/handlers/auth/UserHandlers.java
@@ -0,0 +1,156 @@
+package me.kavin.piped.server.handlers.auth;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import jakarta.persistence.criteria.CriteriaBuilder;
+import jakarta.persistence.criteria.CriteriaQuery;
+import jakarta.persistence.criteria.Root;
+import me.kavin.piped.consts.Constants;
+import me.kavin.piped.utils.DatabaseHelper;
+import me.kavin.piped.utils.DatabaseSessionFactory;
+import me.kavin.piped.utils.RequestUtils;
+import me.kavin.piped.utils.obj.db.User;
+import me.kavin.piped.utils.resp.*;
+import org.apache.commons.codec.digest.DigestUtils;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.commons.lang3.exception.ExceptionUtils;
+import org.hibernate.Session;
+import org.hibernate.StatelessSession;
+import org.springframework.security.crypto.argon2.Argon2PasswordEncoder;
+import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
+
+import java.io.IOException;
+import java.util.Set;
+import java.util.UUID;
+
+import static me.kavin.piped.consts.Constants.mapper;
+
+public class UserHandlers {
+    private static final Argon2PasswordEncoder argon2PasswordEncoder = new Argon2PasswordEncoder();
+    private static final BCryptPasswordEncoder bcryptPasswordEncoder = new BCryptPasswordEncoder();
+
+    public static byte[] registerResponse(String user, String pass) throws IOException {
+
+        if (Constants.DISABLE_REGISTRATION)
+            return mapper.writeValueAsBytes(new DisabledRegistrationResponse());
+
+        if (StringUtils.isBlank(user) || StringUtils.isBlank(pass))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        if (user.length() > 24)
+            return mapper.writeValueAsBytes(
+                    mapper.createObjectNode()
+                            .put("error", "The username must be less than 24 characters")
+            );
+
+        user = user.toLowerCase();
+
+        try (Session s = DatabaseSessionFactory.createSession()) {
+            CriteriaBuilder cb = s.getCriteriaBuilder();
+            CriteriaQuery<User> cr = cb.createQuery(User.class);
+            Root<User> root = cr.from(User.class);
+            cr.select(root).where(cb.equal(root.get("username"), user));
+            boolean registered = s.createQuery(cr).uniqueResult() != null;
+
+            if (registered)
+                return mapper.writeValueAsBytes(new AlreadyRegisteredResponse());
+
+            if (Constants.COMPROMISED_PASSWORD_CHECK) {
+                String sha1Hash = DigestUtils.sha1Hex(pass).toUpperCase();
+                String prefix = sha1Hash.substring(0, 5);
+                String suffix = sha1Hash.substring(5);
+                String[] entries = RequestUtils
+                        .sendGet("https://api.pwnedpasswords.com/range/" + prefix, "github.com/TeamPiped/Piped-Backend")
+                        .split("\n");
+                for (String entry : entries)
+                    if (StringUtils.substringBefore(entry, ":").equals(suffix))
+                        return mapper.writeValueAsBytes(new CompromisedPasswordResponse());
+            }
+
+            User newuser = new User(user, argon2PasswordEncoder.encode(pass), Set.of());
+
+            var tr = s.beginTransaction();
+            s.persist(newuser);
+            tr.commit();
+
+
+            return mapper.writeValueAsBytes(new LoginResponse(newuser.getSessionId()));
+        }
+    }
+
+    private static boolean hashMatch(String hash, String pass) {
+        return hash.startsWith("$argon2") ?
+                argon2PasswordEncoder.matches(pass, hash) :
+                bcryptPasswordEncoder.matches(pass, hash);
+    }
+
+    public static byte[] loginResponse(String user, String pass)
+            throws IOException {
+
+        if (user == null || pass == null)
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        user = user.toLowerCase();
+
+        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+            CriteriaBuilder cb = s.getCriteriaBuilder();
+            CriteriaQuery<User> cr = cb.createQuery(User.class);
+            Root<User> root = cr.from(User.class);
+            cr.select(root).where(root.get("username").in(user));
+
+            User dbuser = s.createQuery(cr).uniqueResult();
+
+            if (dbuser != null) {
+                String hash = dbuser.getPassword();
+                if (hashMatch(hash, pass)) {
+                    return mapper.writeValueAsBytes(new LoginResponse(dbuser.getSessionId()));
+                }
+            }
+
+            return mapper.writeValueAsBytes(new IncorrectCredentialsResponse());
+        }
+    }
+
+    public static byte[] deleteUserResponse(String session, String pass) throws IOException {
+
+        if (StringUtils.isBlank(pass))
+            return mapper.writeValueAsBytes(new InvalidRequestResponse());
+
+        try (Session s = DatabaseSessionFactory.createSession()) {
+            User user = DatabaseHelper.getUserFromSession(session);
+
+            if (user == null)
+                return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
+
+            String hash = user.getPassword();
+
+            if (!hashMatch(hash, pass))
+                return mapper.writeValueAsBytes(new IncorrectCredentialsResponse());
+
+            try {
+                var tr = s.beginTransaction();
+                s.remove(user);
+                tr.commit();
+            } catch (Exception e) {
+                return mapper.writeValueAsBytes(new ErrorResponse(ExceptionUtils.getStackTrace(e), e.getMessage()));
+            }
+
+            return mapper.writeValueAsBytes(new DeleteUserResponse(user.getUsername()));
+        }
+    }
+
+    public static byte[] logoutResponse(String session) throws JsonProcessingException {
+
+        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+            var tr = s.beginTransaction();
+            if (s.createMutationQuery("UPDATE User user SET user.sessionId = :newSessionId where user.sessionId = :sessionId")
+                    .setParameter("sessionId", session).setParameter("newSessionId", String.valueOf(UUID.randomUUID()))
+                    .executeUpdate() > 0) {
+                tr.commit();
+                return Constants.mapper.writeValueAsBytes(new AcceptedResponse());
+            } else
+                tr.rollback();
+        }
+
+        return Constants.mapper.writeValueAsBytes(new AuthenticationFailureResponse());
+    }
+}
diff --git a/src/main/java/me/kavin/piped/utils/DatabaseHelper.java b/src/main/java/me/kavin/piped/utils/DatabaseHelper.java
index 56b14a1..3fc778d 100644
--- a/src/main/java/me/kavin/piped/utils/DatabaseHelper.java
+++ b/src/main/java/me/kavin/piped/utils/DatabaseHelper.java
@@ -4,13 +4,20 @@ import jakarta.persistence.criteria.CriteriaBuilder;
 import jakarta.persistence.criteria.CriteriaQuery;
 import jakarta.persistence.criteria.JoinType;
 import jakarta.persistence.criteria.Root;
+import me.kavin.piped.consts.Constants;
 import me.kavin.piped.utils.obj.db.*;
+import org.apache.commons.lang3.exception.ExceptionUtils;
 import org.hibernate.SharedSessionContract;
 import org.hibernate.StatelessSession;
+import org.schabi.newpipe.extractor.channel.ChannelInfo;
+import org.schabi.newpipe.extractor.exceptions.ExtractionException;
+import org.schabi.newpipe.extractor.stream.StreamInfoItem;
 
+import java.io.IOException;
 import java.util.Collection;
 import java.util.List;
 import java.util.UUID;
+import java.util.concurrent.TimeUnit;
 
 public class DatabaseHelper {
 
@@ -130,4 +137,51 @@ public class DatabaseHelper {
             return getPubSubFromId(s, id);
         }
     }
+
+    public static Channel saveChannel(String channelId) {
+
+        if (!channelId.matches("[A-Za-z\\d_-]+"))
+            return null;
+
+
+        final ChannelInfo info;
+
+        try {
+            info = ChannelInfo.getInfo("https://youtube.com/channel/" + channelId);
+        } catch (IOException | ExtractionException e) {
+            ExceptionUtils.rethrow(e);
+            return null;
+        }
+
+        var channel = new Channel(channelId, info.getName(),
+                info.getAvatarUrl(), info.isVerified());
+
+        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+            var tr = s.beginTransaction();
+            s.insert(channel);
+            tr.commit();
+        } catch (Exception e) {
+            ExceptionHandler.handle(e);
+        }
+
+        Multithreading.runAsync(() -> {
+            try {
+                PubSubHelper.subscribePubSub(channelId);
+            } catch (IOException e) {
+                ExceptionHandler.handle(e);
+            }
+        });
+
+        Multithreading.runAsync(() -> {
+            for (StreamInfoItem item : info.getRelatedItems()) {
+                long time = item.getUploadDate() != null
+                        ? item.getUploadDate().offsetDateTime().toInstant().toEpochMilli()
+                        : System.currentTimeMillis();
+                if ((System.currentTimeMillis() - time) < TimeUnit.DAYS.toMillis(Constants.FEED_RETENTION))
+                    VideoHelpers.handleNewVideo(item.getUrl(), time, channel);
+            }
+        });
+
+        return channel;
+    }
 }
diff --git a/src/main/java/me/kavin/piped/utils/PubSubHelper.java b/src/main/java/me/kavin/piped/utils/PubSubHelper.java
new file mode 100644
index 0000000..db57eda
--- /dev/null
+++ b/src/main/java/me/kavin/piped/utils/PubSubHelper.java
@@ -0,0 +1,58 @@
+package me.kavin.piped.utils;
+
+import me.kavin.piped.consts.Constants;
+import me.kavin.piped.utils.obj.db.PubSub;
+import okhttp3.FormBody;
+import okhttp3.Request;
+import org.hibernate.StatelessSession;
+
+import java.io.IOException;
+import java.util.Objects;
+import java.util.concurrent.TimeUnit;
+
+public class PubSubHelper {
+    public static void subscribePubSub(String channelId) throws IOException {
+
+        PubSub pubsub = DatabaseHelper.getPubSubFromId(channelId);
+
+        if (pubsub == null || System.currentTimeMillis() - pubsub.getSubbedAt() > TimeUnit.DAYS.toMillis(4)) {
+
+            String callback = Constants.PUBSUB_URL + "/webhooks/pubsub";
+            String topic = "https://www.youtube.com/xml/feeds/videos.xml?channel_id=" + channelId;
+
+            var builder = new Request.Builder()
+                    .url(Constants.PUBSUB_HUB_URL);
+
+            var formBuilder = new FormBody.Builder();
+
+            formBuilder.add("hub.callback", callback);
+            formBuilder.add("hub.topic", topic);
+            formBuilder.add("hub.verify", "async");
+            formBuilder.add("hub.mode", "subscribe");
+            formBuilder.add("hub.lease_seconds", "432000");
+
+            try (var resp = Constants.h2client
+                    .newCall(builder.post(formBuilder.build())
+                            .build()).execute()) {
+
+                if (resp.code() == 202) {
+                    try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+                        var tr = s.beginTransaction();
+                        if (pubsub == null) {
+                            pubsub = new PubSub(channelId, System.currentTimeMillis());
+                            s.insert(pubsub);
+                        } else {
+                            pubsub.setSubbedAt(System.currentTimeMillis());
+                            s.update(pubsub);
+                        }
+                        tr.commit();
+                    }
+
+                } else
+                    System.out.println("Failed to subscribe: " + resp.code() + "\n" + Objects.requireNonNull(resp.body()).string());
+
+            }
+        }
+
+    }
+}
diff --git a/src/main/java/me/kavin/piped/utils/ResponseHelper.java b/src/main/java/me/kavin/piped/utils/ResponseHelper.java
deleted file mode 100644
index 49aaaee..0000000
--- a/src/main/java/me/kavin/piped/utils/ResponseHelper.java
+++ /dev/null
@@ -1,1800 +0,0 @@
-package me.kavin.piped.utils;
-
-import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.databind.node.ObjectNode;
-import com.grack.nanojson.JsonObject;
-import com.grack.nanojson.JsonWriter;
-import com.rometools.rome.feed.synd.*;
-import com.rometools.rome.io.FeedException;
-import com.rometools.rome.io.SyndFeedOutput;
-import it.unimi.dsi.fastutil.objects.Object2ObjectOpenHashMap;
-import it.unimi.dsi.fastutil.objects.ObjectArrayList;
-import jakarta.persistence.criteria.CriteriaBuilder;
-import jakarta.persistence.criteria.CriteriaQuery;
-import jakarta.persistence.criteria.JoinType;
-import jakarta.persistence.criteria.Root;
-import me.kavin.piped.consts.Constants;
-import me.kavin.piped.ipfs.IPFS;
-import me.kavin.piped.utils.obj.Channel;
-import me.kavin.piped.utils.obj.Playlist;
-import me.kavin.piped.utils.obj.*;
-import me.kavin.piped.utils.obj.db.*;
-import me.kavin.piped.utils.resp.*;
-import okhttp3.FormBody;
-import okhttp3.Request;
-import org.apache.commons.codec.digest.DigestUtils;
-import org.apache.commons.lang3.StringUtils;
-import org.apache.commons.lang3.exception.ExceptionUtils;
-import org.hibernate.Session;
-import org.hibernate.StatelessSession;
-import org.schabi.newpipe.extractor.InfoItem;
-import org.schabi.newpipe.extractor.ListExtractor.InfoItemsPage;
-import org.schabi.newpipe.extractor.Page;
-import org.schabi.newpipe.extractor.channel.ChannelInfo;
-import org.schabi.newpipe.extractor.channel.ChannelTabInfo;
-import org.schabi.newpipe.extractor.comments.CommentsInfo;
-import org.schabi.newpipe.extractor.comments.CommentsInfoItem;
-import org.schabi.newpipe.extractor.exceptions.ExtractionException;
-import org.schabi.newpipe.extractor.exceptions.ParsingException;
-import org.schabi.newpipe.extractor.kiosk.KioskExtractor;
-import org.schabi.newpipe.extractor.kiosk.KioskInfo;
-import org.schabi.newpipe.extractor.kiosk.KioskList;
-import org.schabi.newpipe.extractor.localization.ContentCountry;
-import org.schabi.newpipe.extractor.playlist.PlaylistInfo;
-import org.schabi.newpipe.extractor.search.SearchInfo;
-import org.schabi.newpipe.extractor.services.youtube.linkHandler.YouTubeChannelTabHandler;
-import org.schabi.newpipe.extractor.stream.StreamInfo;
-import org.schabi.newpipe.extractor.stream.StreamInfoItem;
-import org.schabi.newpipe.extractor.stream.StreamType;
-import org.schabi.newpipe.extractor.utils.JsonUtils;
-import org.springframework.security.crypto.argon2.Argon2PasswordEncoder;
-import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
-
-import java.io.IOException;
-import java.util.*;
-import java.util.concurrent.TimeUnit;
-import java.util.stream.Collectors;
-
-import static java.nio.charset.StandardCharsets.UTF_8;
-import static me.kavin.piped.consts.Constants.YOUTUBE_SERVICE;
-import static me.kavin.piped.consts.Constants.mapper;
-import static me.kavin.piped.utils.CollectionUtils.collectRelatedItems;
-import static me.kavin.piped.utils.URLUtils.*;
-import static org.schabi.newpipe.extractor.NewPipe.getPreferredContentCountry;
-import static org.schabi.newpipe.extractor.NewPipe.getPreferredLocalization;
-import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.getJsonPostResponse;
-import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.prepareDesktopJsonBuilder;
-
-public class ResponseHelper {
-
-    public static byte[] configResponse() throws Exception {
-        return mapper.writeValueAsBytes(Constants.frontendProperties);
-    }
-
-    public static byte[] streamsResponse(String videoId) throws Exception {
-
-        final var futureStream = Multithreading.supplyAsync(() -> {
-            try {
-                return StreamInfo.getInfo("https://www.youtube.com/watch?v=" + videoId);
-            } catch (Exception e) {
-                ExceptionUtils.rethrow(e);
-            }
-            return null;
-        });
-
-        final var futureLbryId = Multithreading.supplyAsync(() -> {
-            try {
-                return LbryHelper.getLBRYId(videoId);
-            } catch (Exception e) {
-                ExceptionHandler.handle(e);
-            }
-            return null;
-        });
-
-        final var futureLBRY = Multithreading.supplyAsync(() -> {
-            try {
-                String lbryId = futureLbryId.get(2, TimeUnit.SECONDS);
-
-                return LbryHelper.getLBRYStreamURL(lbryId);
-            } catch (Exception e) {
-                ExceptionHandler.handle(e);
-            }
-            return null;
-        });
-
-        final var futureDislikeRating = Multithreading.supplyAsync(() -> {
-            try {
-                return RydHelper.getDislikeRating(videoId);
-            } catch (Exception e) {
-                ExceptionHandler.handle(e);
-            }
-            return null;
-        });
-
-        final List<Subtitle> subtitles = new ObjectArrayList<>();
-        final List<ChapterSegment> chapters = new ObjectArrayList<>();
-
-        final StreamInfo info = futureStream.get();
-
-        info.getStreamSegments().forEach(segment -> chapters.add(new ChapterSegment(segment.getTitle(), rewriteURL(segment.getPreviewUrl()),
-                segment.getStartTimeSeconds())));
-
-        info.getSubtitles()
-                .forEach(subtitle -> subtitles.add(new Subtitle(rewriteURL(subtitle.getContent()),
-                        subtitle.getFormat().getMimeType(), subtitle.getDisplayLanguageName(),
-                        subtitle.getLanguageTag(), subtitle.isAutoGenerated())));
-
-        final List<PipedStream> videoStreams = new ObjectArrayList<>();
-        final List<PipedStream> audioStreams = new ObjectArrayList<>();
-
-        String lbryURL = null;
-
-        try {
-            lbryURL = futureLBRY.get(3, TimeUnit.SECONDS);
-        } catch (Exception e) {
-            // ignored
-        }
-
-        if (lbryURL != null)
-            videoStreams.add(new PipedStream(lbryURL, "MP4", "LBRY", "video/mp4", false));
-
-        boolean livestream = info.getStreamType() == StreamType.LIVE_STREAM;
-
-        if (!livestream) {
-            info.getVideoOnlyStreams().forEach(stream -> videoStreams.add(new PipedStream(rewriteVideoURL(stream.getContent()),
-                    String.valueOf(stream.getFormat()), stream.getResolution(), stream.getFormat().getMimeType(), true,
-                    stream.getBitrate(), stream.getInitStart(), stream.getInitEnd(), stream.getIndexStart(),
-                    stream.getIndexEnd(), stream.getCodec(), stream.getWidth(), stream.getHeight(), 30)));
-            info.getVideoStreams()
-                    .forEach(stream -> videoStreams
-                            .add(new PipedStream(rewriteVideoURL(stream.getContent()), String.valueOf(stream.getFormat()),
-                                    stream.getResolution(), stream.getFormat().getMimeType(), false)));
-
-            info.getAudioStreams()
-                    .forEach(stream -> audioStreams.add(new PipedStream(rewriteVideoURL(stream.getContent()),
-                            String.valueOf(stream.getFormat()), stream.getAverageBitrate() + " kbps",
-                            stream.getFormat().getMimeType(), false, stream.getBitrate(), stream.getInitStart(),
-                            stream.getInitEnd(), stream.getIndexStart(), stream.getIndexEnd(), stream.getCodec())));
-        }
-
-        final List<ContentItem> relatedStreams = collectRelatedItems(info.getRelatedItems());
-
-        long time = info.getUploadDate() != null ? info.getUploadDate().offsetDateTime().toInstant().toEpochMilli()
-                : System.currentTimeMillis();
-
-        if (info.getUploadDate() != null && System.currentTimeMillis() - time < TimeUnit.DAYS.toMillis(Constants.FEED_RETENTION))
-            updateVideo(info.getId(), info, time);
-
-        String lbryId;
-
-        try {
-            lbryId = futureLbryId.get(2, TimeUnit.SECONDS);
-        } catch (Exception e) {
-            lbryId = null;
-        }
-
-        // Attempt to get dislikes calculating with the RYD API rating
-        if (info.getDislikeCount() < 0 && info.getLikeCount() >= 0) {
-            double rating;
-            try {
-                rating = futureDislikeRating.get(3, TimeUnit.SECONDS);
-            } catch (Exception e) {
-                rating = -1;
-            }
-
-            if (rating > 1 && rating <= 5) {
-                info.setDislikeCount(Math.round(info.getLikeCount() * ((5 - rating) / (rating - 1))));
-            }
-        }
-
-        final Streams streams = new Streams(info.getName(), info.getDescription().getContent(),
-                info.getTextualUploadDate(), info.getUploaderName(), substringYouTube(info.getUploaderUrl()),
-                rewriteURL(info.getUploaderAvatarUrl()), rewriteURL(info.getThumbnailUrl()), info.getDuration(),
-                info.getViewCount(), info.getLikeCount(), info.getDislikeCount(), info.getUploaderSubscriberCount(), info.isUploaderVerified(),
-                audioStreams, videoStreams, relatedStreams, subtitles, livestream, rewriteVideoURL(info.getHlsUrl()),
-                rewriteVideoURL(info.getDashMpdUrl()), lbryId, chapters);
-
-        return mapper.writeValueAsBytes(streams);
-
-    }
-
-    public static byte[] resolveClipId(String clipId) throws Exception {
-
-        final byte[] body = JsonWriter.string(prepareDesktopJsonBuilder(
-                        getPreferredLocalization(), getPreferredContentCountry())
-                        .value("url", "https://www.youtube.com/clip/" + clipId)
-                        .done())
-                .getBytes(UTF_8);
-
-        final JsonObject jsonResponse = getJsonPostResponse("navigation/resolve_url",
-                body, getPreferredLocalization());
-
-        final String videoId = JsonUtils.getString(jsonResponse, "endpoint.watchEndpoint.videoId");
-
-        return mapper.writeValueAsBytes(new VideoResolvedResponse(videoId));
-    }
-
-    public static byte[] channelResponse(String channelPath) throws Exception {
-
-        final ChannelInfo info = ChannelInfo.getInfo("https://youtube.com/" + channelPath);
-
-        final List<ContentItem> relatedStreams = collectRelatedItems(info.getRelatedItems());
-
-        Multithreading.runAsync(() -> {
-
-            var channel = DatabaseHelper.getChannelFromId(info.getId());
-
-            try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-
-                if (channel != null) {
-
-                    boolean modified = false;
-
-                    if (channel.isVerified() != info.isVerified()) {
-                        channel.setVerified(info.isVerified());
-                        modified = true;
-                    }
-
-                    if (!channel.getUploaderAvatar().equals(info.getAvatarUrl())) {
-                        channel.setUploaderAvatar(info.getAvatarUrl());
-                        modified = true;
-                    }
-
-                    if (!channel.getUploader().equals(info.getName())) {
-                        channel.setUploader(info.getName());
-                        modified = true;
-                    }
-
-                    if (modified) {
-                        var tr = s.beginTransaction();
-                        s.update(channel);
-                        tr.commit();
-                    }
-
-                    Set<String> ids = info.getRelatedItems()
-                            .stream()
-                            .filter(item -> {
-                                long time = item.getUploadDate() != null
-                                        ? item.getUploadDate().offsetDateTime().toInstant().toEpochMilli()
-                                        : System.currentTimeMillis();
-                                return System.currentTimeMillis() - time < TimeUnit.DAYS.toMillis(Constants.FEED_RETENTION);
-                            })
-                            .map(item -> {
-                                try {
-                                    return YOUTUBE_SERVICE.getStreamLHFactory().getId(item.getUrl());
-                                } catch (ParsingException e) {
-                                    throw new RuntimeException(e);
-                                }
-                            })
-                            .collect(Collectors.toUnmodifiableSet());
-
-                    List<Video> videos = DatabaseHelper.getVideosFromIds(s, ids);
-
-                    for (StreamInfoItem item : info.getRelatedItems()) {
-                        long time = item.getUploadDate() != null
-                                ? item.getUploadDate().offsetDateTime().toInstant().toEpochMilli()
-                                : System.currentTimeMillis();
-                        if (System.currentTimeMillis() - time < TimeUnit.DAYS.toMillis(Constants.FEED_RETENTION))
-                            try {
-                                String id = YOUTUBE_SERVICE.getStreamLHFactory().getId(item.getUrl());
-                                var video = videos.stream()
-                                        .filter(v -> v.getId().equals(id))
-                                        .findFirst();
-                                if (video.isPresent()) {
-                                    updateVideo(s, video.get(), item);
-                                } else {
-                                    handleNewVideo("https://youtube.com/watch?v=" + id, time, channel);
-                                }
-                            } catch (Exception e) {
-                                ExceptionHandler.handle(e);
-                            }
-                    }
-                }
-            }
-        });
-
-        String nextpage = null;
-        if (info.hasNextPage()) {
-            Page page = info.getNextPage();
-            nextpage = mapper.writeValueAsString(page);
-        }
-
-        List<ChannelTab> tabs = info.getTabs()
-                .stream()
-                .map(tab -> {
-                    try {
-                        return new ChannelTab(tab.getTab().name(), mapper.writeValueAsString(tab));
-                    } catch (JsonProcessingException e) {
-                        throw new RuntimeException(e);
-                    }
-                }).toList();
-
-        final Channel channel = new Channel(info.getId(), info.getName(), rewriteURL(info.getAvatarUrl()),
-                rewriteURL(info.getBannerUrl()), info.getDescription(), info.getSubscriberCount(), info.isVerified(),
-                nextpage, relatedStreams, tabs);
-
-        IPFS.publishData(channel);
-
-        return mapper.writeValueAsBytes(channel);
-
-    }
-
-    public static byte[] channelPageResponse(String channelId, String prevpageStr)
-            throws IOException, ExtractionException {
-
-        if (StringUtils.isEmpty(prevpageStr))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        Page prevpage = mapper.readValue(prevpageStr, Page.class);
-
-        InfoItemsPage<StreamInfoItem> info = ChannelInfo.getMoreItems(YOUTUBE_SERVICE,
-                "https://youtube.com/channel/" + channelId, prevpage);
-
-        final List<ContentItem> relatedStreams = collectRelatedItems(info.getItems());
-
-        String nextpage = null;
-        if (info.hasNextPage()) {
-            Page page = info.getNextPage();
-            nextpage = mapper.writeValueAsString(page);
-        }
-
-        final StreamsPage streamspage = new StreamsPage(nextpage, relatedStreams);
-
-        return mapper.writeValueAsBytes(streamspage);
-
-    }
-
-    public static byte[] channelTabResponse(String data)
-            throws IOException, ExtractionException {
-
-        if (StringUtils.isEmpty(data))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        YouTubeChannelTabHandler tabHandler = mapper.readValue(data, YouTubeChannelTabHandlerMixin.class);
-
-        var info = ChannelTabInfo.getInfo(YOUTUBE_SERVICE, tabHandler);
-
-        List<ContentItem> items = collectRelatedItems(info.getRelatedItems());
-
-        String nextpage = null;
-        if (info.hasNextPage()) {
-            Page page = info.getNextPage();
-            nextpage = mapper.writeValueAsString(page);
-        }
-
-        return mapper.writeValueAsBytes(new ChannelTabData(nextpage, items));
-    }
-
-    public static byte[] channelTabPageResponse(String data, String prevPageStr) throws Exception {
-
-        if (StringUtils.isEmpty(data))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        YouTubeChannelTabHandler tabHandler = mapper.readValue(data, YouTubeChannelTabHandlerMixin.class);
-
-        Page prevPage = mapper.readValue(prevPageStr, Page.class);
-
-        var info = ChannelTabInfo.getMoreItems(YOUTUBE_SERVICE, tabHandler, prevPage);
-
-        String nextpage = null;
-        if (info.hasNextPage()) {
-            Page page = info.getNextPage();
-            nextpage = mapper.writeValueAsString(page);
-        }
-
-        List<ContentItem> items = collectRelatedItems(info.getItems());
-
-        return mapper.writeValueAsBytes(new ChannelTabData(nextpage, items));
-    }
-
-    public static byte[] trendingResponse(String region)
-            throws ExtractionException, IOException {
-
-        if (region == null)
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-
-        KioskList kioskList = YOUTUBE_SERVICE.getKioskList();
-        kioskList.forceContentCountry(new ContentCountry(region));
-        KioskExtractor<?> extractor = kioskList.getDefaultKioskExtractor();
-        extractor.fetchPage();
-        KioskInfo info = KioskInfo.getInfo(extractor);
-
-        final List<ContentItem> relatedStreams = collectRelatedItems(info.getRelatedItems());
-
-        return mapper.writeValueAsBytes(relatedStreams);
-    }
-
-    public static byte[] playlistResponse(String playlistId) throws ExtractionException, IOException {
-
-        if (StringUtils.isBlank(playlistId))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        if (playlistId.matches("[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}"))
-            return playlistPipedResponse(playlistId);
-
-        return playlistYouTubeResponse(playlistId);
-    }
-
-    private static byte[] playlistPipedResponse(String playlistId) throws IOException {
-        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-            var cb = s.getCriteriaBuilder();
-            var cq = cb.createQuery(me.kavin.piped.utils.obj.db.Playlist.class);
-            var root = cq.from(me.kavin.piped.utils.obj.db.Playlist.class);
-            root.fetch("videos", JoinType.LEFT)
-                    .fetch("channel", JoinType.LEFT);
-            root.fetch("owner", JoinType.LEFT);
-            cq.select(root);
-            cq.where(cb.equal(root.get("playlist_id"), UUID.fromString(playlistId)));
-            var query = s.createQuery(cq);
-            var pl = query.uniqueResult();
-
-            if (pl == null)
-                return mapper.writeValueAsBytes(mapper.createObjectNode()
-                        .put("error", "Playlist not found"));
-
-            final List<ContentItem> relatedStreams = new ObjectArrayList<>();
-
-            var videos = pl.getVideos();
-
-            for (var video : videos) {
-                var channel = video.getChannel();
-                relatedStreams.add(new StreamItem("/watch?v=" + video.getId(), video.getTitle(), rewriteURL(video.getThumbnail()), channel.getUploader(),
-                        "/channel/" + channel.getUploaderId(), rewriteURL(channel.getUploaderAvatar()), null, null,
-                        video.getDuration(), -1, -1, channel.isVerified(), false));
-            }
-
-            final Playlist playlist = new Playlist(pl.getName(), rewriteURL(pl.getThumbnail()), null, null, pl.getOwner().getUsername(),
-                    null, null, videos.size(), relatedStreams);
-
-            return mapper.writeValueAsBytes(playlist);
-        }
-    }
-
-    private static byte[] playlistYouTubeResponse(String playlistId)
-            throws IOException, ExtractionException {
-
-        final PlaylistInfo info = PlaylistInfo.getInfo("https://www.youtube.com/playlist?list=" + playlistId);
-
-        final List<ContentItem> relatedStreams = collectRelatedItems(info.getRelatedItems());
-
-        String nextpage = null;
-        if (info.hasNextPage()) {
-            Page page = info.getNextPage();
-            nextpage = mapper.writeValueAsString(page);
-        }
-
-        final Playlist playlist = new Playlist(info.getName(), rewriteURL(info.getThumbnailUrl()),
-                rewriteURL(info.getBannerUrl()), nextpage,
-                info.getUploaderName().isEmpty() ? null : info.getUploaderName(),
-                substringYouTube(info.getUploaderUrl()), rewriteURL(info.getUploaderAvatarUrl()),
-                (int) info.getStreamCount(), relatedStreams);
-
-        return mapper.writeValueAsBytes(playlist);
-
-    }
-
-    public static byte[] playlistPageResponse(String playlistId, String prevpageStr)
-            throws IOException, ExtractionException {
-
-        if (StringUtils.isEmpty(prevpageStr))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        Page prevpage = mapper.readValue(prevpageStr, Page.class);
-
-        InfoItemsPage<StreamInfoItem> info = PlaylistInfo.getMoreItems(YOUTUBE_SERVICE,
-                "https://www.youtube.com/playlist?list=" + playlistId, prevpage);
-
-        final List<ContentItem> relatedStreams = collectRelatedItems(info.getItems());
-
-        String nextpage = null;
-        if (info.hasNextPage()) {
-            Page page = info.getNextPage();
-            nextpage = mapper.writeValueAsString(page);
-        }
-
-        final StreamsPage streamspage = new StreamsPage(nextpage, relatedStreams);
-
-        return mapper.writeValueAsBytes(streamspage);
-
-    }
-
-    public static byte[] playlistRSSResponse(String playlistId) throws ExtractionException, IOException, FeedException {
-
-        if (StringUtils.isBlank(playlistId))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        if (playlistId.matches("[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}"))
-            return playlistPipedRSSResponse(playlistId);
-
-        return playlistYouTubeRSSResponse(playlistId);
-    }
-
-    private static byte[] playlistPipedRSSResponse(String playlistId)
-            throws FeedException {
-
-        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-            var cb = s.getCriteriaBuilder();
-            var cq = cb.createQuery(me.kavin.piped.utils.obj.db.Playlist.class);
-            var root = cq.from(me.kavin.piped.utils.obj.db.Playlist.class);
-            root.fetch("videos", JoinType.LEFT)
-                    .fetch("channel", JoinType.LEFT);
-            root.fetch("owner", JoinType.LEFT);
-            cq.select(root);
-            cq.where(cb.equal(root.get("playlist_id"), UUID.fromString(playlistId)));
-            var query = s.createQuery(cq);
-            var pl = query.uniqueResult();
-
-            final List<SyndEntry> entries = new ObjectArrayList<>();
-
-            SyndFeed feed = new SyndFeedImpl();
-            feed.setFeedType("rss_2.0");
-            feed.setTitle(pl.getName());
-            feed.setAuthor(pl.getOwner().getUsername());
-            feed.setDescription(String.format("%s - Piped", pl.getName()));
-            feed.setLink(Constants.FRONTEND_URL + "/playlist?list=" + pl.getPlaylistId());
-            feed.setPublishedDate(new Date());
-
-            for (var video : pl.getVideos()) {
-                SyndEntry entry = new SyndEntryImpl();
-                entry.setAuthor(video.getChannel().getUploader());
-                entry.setLink(Constants.FRONTEND_URL + "/video?id=" + video.getId());
-                entry.setUri(Constants.FRONTEND_URL + "/video?id=" + video.getId());
-                entry.setTitle(video.getTitle());
-                entries.add(entry);
-            }
-
-            feed.setEntries(entries);
-
-            return new SyndFeedOutput().outputString(feed).getBytes(UTF_8);
-        }
-    }
-
-    private static byte[] playlistYouTubeRSSResponse(String playlistId)
-            throws IOException, ExtractionException, FeedException {
-
-        final PlaylistInfo info = PlaylistInfo.getInfo("https://www.youtube.com/playlist?list=" + playlistId);
-
-        final List<SyndEntry> entries = new ObjectArrayList<>();
-
-        SyndFeed feed = new SyndFeedImpl();
-        feed.setFeedType("rss_2.0");
-        feed.setTitle(info.getName());
-        feed.setAuthor(info.getUploaderName());
-        feed.setDescription(String.format("%s - Piped", info.getName()));
-        feed.setLink(Constants.FRONTEND_URL + substringYouTube(info.getUrl()));
-        feed.setPublishedDate(new Date());
-
-        info.getRelatedItems().forEach(item -> {
-            SyndEntry entry = new SyndEntryImpl();
-            entry.setAuthor(item.getUploaderName());
-            entry.setLink(item.getUrl());
-            entry.setUri(item.getUrl());
-            entry.setTitle(item.getName());
-            entries.add(entry);
-        });
-
-        feed.setEntries(entries);
-
-        return new SyndFeedOutput().outputString(feed).getBytes(UTF_8);
-
-    }
-
-    public static byte[] suggestionsResponse(String query)
-            throws IOException, ExtractionException {
-
-        if (StringUtils.isEmpty(query))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        return mapper.writeValueAsBytes(YOUTUBE_SERVICE.getSuggestionExtractor().suggestionList(query));
-
-    }
-
-    public static byte[] opensearchSuggestionsResponse(String query)
-            throws IOException, ExtractionException {
-
-        if (StringUtils.isEmpty(query))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        return mapper.writeValueAsBytes(Arrays.asList(
-                query,
-                YOUTUBE_SERVICE.getSuggestionExtractor().suggestionList(query)
-        ));
-
-    }
-
-    public static byte[] searchResponse(String q, String filter)
-            throws IOException, ExtractionException {
-
-        final SearchInfo info = SearchInfo.getInfo(YOUTUBE_SERVICE,
-                YOUTUBE_SERVICE.getSearchQHFactory().fromQuery(q, Collections.singletonList(filter), null));
-
-        List<ContentItem> items = collectRelatedItems(info.getRelatedItems());
-
-        Page nextpage = info.getNextPage();
-
-        return mapper.writeValueAsBytes(new SearchResults(items,
-                mapper.writeValueAsString(nextpage), info.getSearchSuggestion(), info.isCorrectedSearch()));
-
-    }
-
-    public static byte[] searchPageResponse(String q, String filter, String prevpageStr)
-            throws IOException, ExtractionException {
-
-        if (StringUtils.isEmpty(prevpageStr))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        Page prevpage = mapper.readValue(prevpageStr, Page.class);
-
-        InfoItemsPage<InfoItem> pages = SearchInfo.getMoreItems(YOUTUBE_SERVICE,
-                YOUTUBE_SERVICE.getSearchQHFactory().fromQuery(q, Collections.singletonList(filter), null), prevpage);
-
-        List<ContentItem> items = collectRelatedItems(pages.getItems());
-
-        Page nextpage = pages.getNextPage();
-
-        return mapper
-                .writeValueAsBytes(new SearchResults(items, mapper.writeValueAsString(nextpage)));
-
-    }
-
-    public static byte[] commentsResponse(String videoId) throws Exception {
-
-        CommentsInfo info = CommentsInfo.getInfo("https://www.youtube.com/watch?v=" + videoId);
-
-        List<Comment> comments = new ObjectArrayList<>();
-
-        info.getRelatedItems().forEach(comment -> {
-            try {
-                String repliespage = null;
-                if (comment.getReplies() != null)
-                    repliespage = mapper.writeValueAsString(comment.getReplies());
-
-                comments.add(new Comment(comment.getUploaderName(), rewriteURL(comment.getUploaderAvatarUrl()),
-                        comment.getCommentId(), comment.getCommentText(), comment.getTextualUploadDate(),
-                        substringYouTube(comment.getUploaderUrl()), repliespage, comment.getLikeCount(), comment.getReplyCount(),
-                        comment.isHeartedByUploader(), comment.isPinned(), comment.isUploaderVerified()));
-            } catch (JsonProcessingException e) {
-                ExceptionHandler.handle(e);
-            }
-        });
-
-        String nextpage = null;
-        if (info.hasNextPage()) {
-            Page page = info.getNextPage();
-            nextpage = mapper.writeValueAsString(page);
-        }
-
-        CommentsPage commentsItem = new CommentsPage(comments, nextpage, info.isCommentsDisabled());
-
-        return mapper.writeValueAsBytes(commentsItem);
-
-    }
-
-    public static byte[] commentsPageResponse(String videoId, String prevpageStr) throws Exception {
-
-        if (StringUtils.isEmpty(prevpageStr))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        Page prevpage = mapper.readValue(prevpageStr, Page.class);
-
-        InfoItemsPage<CommentsInfoItem> info = CommentsInfo.getMoreItems(YOUTUBE_SERVICE, "https://www.youtube.com/watch?v=" + videoId, prevpage);
-
-        List<Comment> comments = new ObjectArrayList<>();
-
-        info.getItems().forEach(comment -> {
-            try {
-                String repliespage = null;
-                if (comment.getReplies() != null)
-                    repliespage = mapper.writeValueAsString(comment.getReplies());
-
-                comments.add(new Comment(comment.getUploaderName(), rewriteURL(comment.getUploaderAvatarUrl()),
-                        comment.getCommentId(), comment.getCommentText(), comment.getTextualUploadDate(),
-                        substringYouTube(comment.getUploaderUrl()), repliespage, comment.getLikeCount(), comment.getReplyCount(),
-                        comment.isHeartedByUploader(), comment.isPinned(), comment.isUploaderVerified()));
-            } catch (JsonProcessingException e) {
-                ExceptionHandler.handle(e);
-            }
-        });
-
-        String nextpage = null;
-        if (info.hasNextPage()) {
-            Page page = info.getNextPage();
-            nextpage = mapper.writeValueAsString(page);
-        }
-
-        CommentsPage commentsItem = new CommentsPage(comments, nextpage, false);
-
-        return mapper.writeValueAsBytes(commentsItem);
-
-    }
-
-    public static byte[] registerResponse(String user, String pass) throws IOException {
-
-        if (Constants.DISABLE_REGISTRATION)
-            return mapper.writeValueAsBytes(new DisabledRegistrationResponse());
-
-        if (StringUtils.isBlank(user) || StringUtils.isBlank(pass))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        if (user.length() > 24)
-            return mapper.writeValueAsBytes(
-                    mapper.createObjectNode()
-                            .put("error", "The username must be less than 24 characters")
-            );
-
-        user = user.toLowerCase();
-
-        try (Session s = DatabaseSessionFactory.createSession()) {
-            CriteriaBuilder cb = s.getCriteriaBuilder();
-            CriteriaQuery<User> cr = cb.createQuery(User.class);
-            Root<User> root = cr.from(User.class);
-            cr.select(root).where(cb.equal(root.get("username"), user));
-            boolean registered = s.createQuery(cr).uniqueResult() != null;
-
-            if (registered)
-                return mapper.writeValueAsBytes(new AlreadyRegisteredResponse());
-
-            if (Constants.COMPROMISED_PASSWORD_CHECK) {
-                String sha1Hash = DigestUtils.sha1Hex(pass).toUpperCase();
-                String prefix = sha1Hash.substring(0, 5);
-                String suffix = sha1Hash.substring(5);
-                String[] entries = RequestUtils
-                        .sendGet("https://api.pwnedpasswords.com/range/" + prefix, "github.com/TeamPiped/Piped-Backend")
-                        .split("\n");
-                for (String entry : entries)
-                    if (StringUtils.substringBefore(entry, ":").equals(suffix))
-                        return mapper.writeValueAsBytes(new CompromisedPasswordResponse());
-            }
-
-            User newuser = new User(user, argon2PasswordEncoder.encode(pass), Set.of());
-
-            var tr = s.beginTransaction();
-            s.persist(newuser);
-            tr.commit();
-
-
-            return mapper.writeValueAsBytes(new LoginResponse(newuser.getSessionId()));
-        }
-    }
-
-    private static final Argon2PasswordEncoder argon2PasswordEncoder = new Argon2PasswordEncoder();
-
-    private static final BCryptPasswordEncoder bcryptPasswordEncoder = new BCryptPasswordEncoder();
-
-    private static boolean hashMatch(String hash, String pass) {
-        return hash.startsWith("$argon2") ?
-                argon2PasswordEncoder.matches(pass, hash) :
-                bcryptPasswordEncoder.matches(pass, hash);
-    }
-
-    public static byte[] loginResponse(String user, String pass)
-            throws IOException {
-
-        if (user == null || pass == null)
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        user = user.toLowerCase();
-
-        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-            CriteriaBuilder cb = s.getCriteriaBuilder();
-            CriteriaQuery<User> cr = cb.createQuery(User.class);
-            Root<User> root = cr.from(User.class);
-            cr.select(root).where(root.get("username").in(user));
-
-            User dbuser = s.createQuery(cr).uniqueResult();
-
-            if (dbuser != null) {
-                String hash = dbuser.getPassword();
-                if (hashMatch(hash, pass)) {
-                    return mapper.writeValueAsBytes(new LoginResponse(dbuser.getSessionId()));
-                }
-            }
-
-            return mapper.writeValueAsBytes(new IncorrectCredentialsResponse());
-        }
-    }
-
-    public static byte[] deleteUserResponse(String session, String pass) throws IOException {
-
-        if (StringUtils.isBlank(pass))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        try (Session s = DatabaseSessionFactory.createSession()) {
-            User user = DatabaseHelper.getUserFromSession(session);
-
-            if (user == null)
-                return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
-
-            String hash = user.getPassword();
-
-            if (!hashMatch(hash, pass))
-                return mapper.writeValueAsBytes(new IncorrectCredentialsResponse());
-
-            try {
-                var tr = s.beginTransaction();
-                s.remove(user);
-                tr.commit();
-            } catch (Exception e) {
-                return mapper.writeValueAsBytes(new ErrorResponse(ExceptionUtils.getStackTrace(e), e.getMessage()));
-            }
-
-            return mapper.writeValueAsBytes(new DeleteUserResponse(user.getUsername()));
-        }
-    }
-
-    public static byte[] subscribeResponse(String session, String channelId)
-            throws IOException {
-
-        try (Session s = DatabaseSessionFactory.createSession()) {
-
-            User user = DatabaseHelper.getUserFromSessionWithSubscribed(session);
-
-            if (user != null) {
-                if (!user.getSubscribed().contains(channelId)) {
-
-                    user.getSubscribed().add(channelId);
-
-                    var tr = s.beginTransaction();
-                    s.merge(user);
-                    tr.commit();
-
-                    Multithreading.runAsync(() -> {
-                        var channel = DatabaseHelper.getChannelFromId(channelId);
-                        if (channel == null) {
-                            Multithreading.runAsync(() -> saveChannel(channelId));
-                        }
-                    });
-                }
-
-                return mapper.writeValueAsBytes(new AcceptedResponse());
-            }
-
-
-            return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
-        }
-
-    }
-
-    public static byte[] unsubscribeResponse(String session, String channelId)
-            throws IOException {
-
-        User user = DatabaseHelper.getUserFromSession(session);
-
-        if (user != null) {
-            try (Session s = DatabaseSessionFactory.createSession()) {
-                var tr = s.beginTransaction();
-                s.createNativeMutationQuery("delete from users_subscribed where subscriber = :id and channel = :channel")
-                        .setParameter("id", user.getId()).setParameter("channel", channelId).executeUpdate();
-                tr.commit();
-                return mapper.writeValueAsBytes(new AcceptedResponse());
-            }
-
-        }
-
-        return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
-
-    }
-
-    public static byte[] isSubscribedResponse(String session, String channelId) throws IOException {
-        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-            var cb = s.getCriteriaBuilder();
-            var query = cb.createQuery(Long.class);
-            var root = query.from(User.class);
-            query.select(cb.count(root))
-                    .where(cb.and(
-                            cb.equal(root.get("sessionId"), session),
-                            cb.isMember(channelId, root.get("subscribed_ids"))
-                    ));
-            var subscribed = s.createQuery(query).getSingleResult() > 0;
-
-            return mapper.writeValueAsBytes(new SubscribeStatusResponse(subscribed));
-        }
-    }
-
-    public static byte[] feedResponse(String session) throws IOException {
-
-        if (StringUtils.isBlank(session))
-            return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
-
-        User user = DatabaseHelper.getUserFromSession(session);
-
-        if (user != null) {
-            try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-
-                CriteriaBuilder cb = s.getCriteriaBuilder();
-
-                // Get all videos from subscribed channels, with channel info
-                CriteriaQuery<Video> criteria = cb.createQuery(Video.class);
-                var root = criteria.from(Video.class);
-                root.fetch("channel", JoinType.INNER);
-                var subquery = criteria.subquery(User.class);
-                var subroot = subquery.from(User.class);
-                subquery.select(subroot.get("subscribed_ids"))
-                        .where(cb.equal(subroot.get("id"), user.getId()));
-
-                criteria.select(root)
-                        .where(
-                                root.get("channel").in(subquery)
-                        )
-                        .orderBy(cb.desc(root.get("uploaded")));
-
-                List<StreamItem> feedItems = new ObjectArrayList<>();
-
-                for (Video video : s.createQuery(criteria).setTimeout(20).list()) {
-                    var channel = video.getChannel();
-
-                    feedItems.add(new StreamItem("/watch?v=" + video.getId(), video.getTitle(),
-                            rewriteURL(video.getThumbnail()), channel.getUploader(), "/channel/" + channel.getUploaderId(),
-                            rewriteURL(channel.getUploaderAvatar()), null, null, video.getDuration(), video.getViews(),
-                            video.getUploaded(), channel.isVerified(), video.isShort()));
-                }
-
-                return mapper.writeValueAsBytes(feedItems);
-            }
-        }
-
-        return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
-    }
-
-    public static byte[] feedResponseRSS(String session) throws IOException, FeedException {
-
-        if (StringUtils.isBlank(session))
-            return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
-
-        User user = DatabaseHelper.getUserFromSession(session);
-
-        if (user != null) {
-
-            try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-
-                SyndFeed feed = new SyndFeedImpl();
-                feed.setFeedType("atom_1.0");
-                feed.setTitle("Piped - Feed");
-                feed.setDescription(String.format("Piped's RSS subscription feed for %s.", user.getUsername()));
-                feed.setUri(Constants.FRONTEND_URL + "/feed");
-                feed.setPublishedDate(new Date());
-
-                CriteriaBuilder cb = s.getCriteriaBuilder();
-
-                // Get all videos from subscribed channels, with channel info
-                CriteriaQuery<Video> criteria = cb.createQuery(Video.class);
-                var root = criteria.from(Video.class);
-                root.fetch("channel", JoinType.INNER);
-                var subquery = criteria.subquery(User.class);
-                var subroot = subquery.from(User.class);
-                subquery.select(subroot.get("subscribed_ids"))
-                        .where(cb.equal(subroot.get("id"), user.getId()));
-
-                criteria.select(root)
-                        .where(
-                                root.get("channel").in(subquery)
-                        )
-                        .orderBy(cb.desc(root.get("uploaded")));
-
-                List<Video> videos = s.createQuery(criteria)
-                        .setTimeout(20)
-                        .setMaxResults(100)
-                        .list();
-
-                final List<SyndEntry> entries = new ObjectArrayList<>();
-
-                for (Video video : videos) {
-                    var channel = video.getChannel();
-                    SyndEntry entry = new SyndEntryImpl();
-
-                    SyndPerson person = new SyndPersonImpl();
-                    person.setName(channel.getUploader());
-                    person.setUri(Constants.FRONTEND_URL + "/channel/" + channel.getUploaderId());
-
-                    entry.setAuthors(Collections.singletonList(person));
-
-                    entry.setLink(Constants.FRONTEND_URL + "/watch?v=" + video.getId());
-                    entry.setUri(Constants.FRONTEND_URL + "/watch?v=" + video.getId());
-                    entry.setTitle(video.getTitle());
-                    entry.setPublishedDate(new Date(video.getUploaded()));
-                    entries.add(entry);
-                }
-
-                feed.setEntries(entries);
-
-                return new SyndFeedOutput().outputString(feed).getBytes(UTF_8);
-            }
-        }
-
-        return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
-    }
-
-    public static byte[] unauthenticatedFeedResponse(String[] channelIds) throws Exception {
-
-        Set<String> filtered = Arrays.stream(channelIds)
-                .filter(StringUtils::isNotBlank)
-                .filter(id -> id.matches("[A-Za-z\\d_-]+"))
-                .collect(Collectors.toUnmodifiableSet());
-
-        if (filtered.isEmpty())
-            return mapper.writeValueAsBytes(Collections.EMPTY_LIST);
-
-        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-
-            CriteriaBuilder cb = s.getCriteriaBuilder();
-
-            // Get all videos from subscribed channels, with channel info
-            CriteriaQuery<Video> criteria = cb.createQuery(Video.class);
-            var root = criteria.from(Video.class);
-            root.fetch("channel", JoinType.INNER);
-
-            criteria.select(root)
-                    .where(cb.and(
-                            root.get("channel").get("id").in(filtered)
-                    ))
-                    .orderBy(cb.desc(root.get("uploaded")));
-
-            List<StreamItem> feedItems = new ObjectArrayList<>();
-
-            for (Video video : s.createQuery(criteria).setTimeout(20).list()) {
-                var channel = video.getChannel();
-
-                feedItems.add(new StreamItem("/watch?v=" + video.getId(), video.getTitle(),
-                        rewriteURL(video.getThumbnail()), channel.getUploader(), "/channel/" + channel.getUploaderId(),
-                        rewriteURL(channel.getUploaderAvatar()), null, null, video.getDuration(), video.getViews(),
-                        video.getUploaded(), channel.isVerified(), video.isShort()));
-            }
-
-            updateSubscribedTime(filtered);
-            addMissingChannels(filtered);
-
-            return mapper.writeValueAsBytes(feedItems);
-        }
-    }
-
-    public static byte[] unauthenticatedFeedResponseRSS(String[] channelIds) throws Exception {
-
-        Set<String> filtered = Arrays.stream(channelIds)
-                .filter(StringUtils::isNotBlank)
-                .filter(id -> id.matches("[A-Za-z\\d_-]+"))
-                .collect(Collectors.toUnmodifiableSet());
-
-        if (filtered.isEmpty())
-            return mapper.writeValueAsBytes(mapper.createObjectNode()
-                    .put("error", "No valid channel IDs provided"));
-
-        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-
-            CriteriaBuilder cb = s.getCriteriaBuilder();
-
-            // Get all videos from subscribed channels, with channel info
-            CriteriaQuery<Video> criteria = cb.createQuery(Video.class);
-            var root = criteria.from(Video.class);
-            root.fetch("channel", JoinType.INNER);
-
-            criteria.select(root)
-                    .where(cb.and(
-                            root.get("channel").get("id").in(filtered)
-                    ))
-                    .orderBy(cb.desc(root.get("uploaded")));
-
-            List<Video> videos = s.createQuery(criteria)
-                    .setTimeout(20)
-                    .setMaxResults(100)
-                    .list();
-
-            SyndFeed feed = new SyndFeedImpl();
-            feed.setFeedType("atom_1.0");
-            feed.setTitle("Piped - Feed");
-            feed.setDescription("Piped's RSS unauthenticated subscription feed.");
-            feed.setUri(Constants.FRONTEND_URL + "/feed");
-            feed.setPublishedDate(new Date());
-
-            final List<SyndEntry> entries = new ObjectArrayList<>();
-
-            for (Video video : videos) {
-                var channel = video.getChannel();
-                SyndEntry entry = new SyndEntryImpl();
-
-                SyndPerson person = new SyndPersonImpl();
-                person.setName(channel.getUploader());
-                person.setUri(Constants.FRONTEND_URL + "/channel/" + channel.getUploaderId());
-
-                entry.setAuthors(Collections.singletonList(person));
-
-                entry.setLink(Constants.FRONTEND_URL + "/watch?v=" + video.getId());
-                entry.setUri(Constants.FRONTEND_URL + "/watch?v=" + video.getId());
-                entry.setTitle(video.getTitle());
-                entry.setPublishedDate(new Date(video.getUploaded()));
-                entries.add(entry);
-            }
-
-            feed.setEntries(entries);
-
-            updateSubscribedTime(filtered);
-            addMissingChannels(filtered);
-
-            return new SyndFeedOutput().outputString(feed).getBytes(UTF_8);
-        }
-    }
-
-    private static void updateSubscribedTime(Collection<String> channelIds) {
-        Multithreading.runAsync(() -> {
-            try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-                var tr = s.beginTransaction();
-                var cb = s.getCriteriaBuilder();
-                var cu = cb.createCriteriaUpdate(UnauthenticatedSubscription.class);
-                var root = cu.getRoot();
-                cu
-                        .set(root.get("subscribedAt"), System.currentTimeMillis())
-                        .where(cb.and(
-                                root.get("id").in(channelIds),
-                                cb.lt(root.get("subscribedAt"), System.currentTimeMillis() - (TimeUnit.DAYS.toMillis(Constants.SUBSCRIPTIONS_EXPIRY) / 2))
-                        ));
-                s.createMutationQuery(cu).executeUpdate();
-                tr.commit();
-            } catch (Exception e) {
-                ExceptionHandler.handle(e);
-            }
-        });
-    }
-
-    private static void addMissingChannels(Collection<String> channelIds) {
-        Multithreading.runAsyncLimited(() -> {
-            try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-
-                var cb = s.getCriteriaBuilder();
-
-                {
-                    var query = cb.createQuery();
-                    var root = query.from(UnauthenticatedSubscription.class);
-                    query.select(root.get("id"))
-                            .where(root.get("id").in(channelIds));
-
-                    List<Object> existing = s.createQuery(query).setTimeout(20).list();
-
-                    var tr = s.beginTransaction();
-                    channelIds.stream()
-                            .filter(id -> !existing.contains(id))
-                            .map(UnauthenticatedSubscription::new)
-                            .forEach(s::insert);
-                    tr.commit();
-                }
-
-                {
-                    var query = cb.createQuery();
-                    var root = query.from(me.kavin.piped.utils.obj.db.Channel.class);
-                    query.select(root.get("id"))
-                            .where(root.get("id").in(channelIds));
-
-                    List<Object> existing = s.createQuery(query).setTimeout(20).list();
-
-                    channelIds.stream()
-                            .filter(id -> !existing.contains(id))
-                            .forEach(id -> Multithreading.runAsyncLimited(() -> saveChannel(id)));
-                }
-
-            } catch (Exception e) {
-                ExceptionHandler.handle(e);
-            }
-        });
-    }
-
-    public static byte[] importResponse(String session, String[] channelIds, boolean override) throws IOException {
-
-
-        User user = DatabaseHelper.getUserFromSessionWithSubscribed(session);
-
-        if (user != null) {
-
-            Multithreading.runAsync(() -> {
-                try (Session s = DatabaseSessionFactory.createSession()) {
-                    if (override) {
-                        user.setSubscribed(Set.of(channelIds));
-                    } else {
-                        for (String channelId : channelIds)
-                            user.getSubscribed().add(channelId);
-                    }
-
-                    if (channelIds.length > 0) {
-                        var tr = s.beginTransaction();
-                        s.merge(user);
-                        tr.commit();
-                    }
-                } catch (Exception e) {
-                    ExceptionHandler.handle(e);
-                }
-            });
-
-            Multithreading.runAsync(() -> {
-                try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-                    var channels = DatabaseHelper.getChannelsFromIds(s, Arrays.asList(channelIds));
-
-                    Arrays.stream(channelIds).parallel()
-                            .filter(channelId ->
-                                    channels.stream().parallel()
-                                            .filter(channel -> channel.getUploaderId().equals(channelId))
-                                            .findFirst().isEmpty()
-                            )
-                            .forEach(channelId -> Multithreading.runAsyncLimited(() -> saveChannel(channelId)));
-                } catch (Exception e) {
-                    ExceptionHandler.handle(e);
-                }
-            });
-
-            return mapper.writeValueAsBytes(new AcceptedResponse());
-        }
-
-        return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
-    }
-
-    public static byte[] subscriptionsResponse(String session)
-            throws IOException {
-
-        User user = DatabaseHelper.getUserFromSession(session);
-
-        if (user != null) {
-            try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-
-                CriteriaBuilder cb = s.getCriteriaBuilder();
-                var query = cb.createQuery(me.kavin.piped.utils.obj.db.Channel.class);
-                var root = query.from(me.kavin.piped.utils.obj.db.Channel.class);
-                var subquery = query.subquery(User.class);
-                var subroot = subquery.from(User.class);
-
-                subquery.select(subroot.get("subscribed_ids"))
-                        .where(cb.equal(subroot.get("id"), user.getId()));
-
-                query.select(root)
-                        .where(root.get("uploader_id").in(subquery));
-
-                var channels = s.createQuery(query).list();
-
-                List<SubscriptionChannel> subscriptionItems = channels
-                        .stream().parallel()
-                        .sorted(Comparator.comparing(me.kavin.piped.utils.obj.db.Channel::getUploader, String.CASE_INSENSITIVE_ORDER))
-                        .map(channel -> new SubscriptionChannel("/channel/" + channel.getUploaderId(),
-                                channel.getUploader(), rewriteURL(channel.getUploaderAvatar()), channel.isVerified()))
-                        .toList();
-
-                return mapper.writeValueAsBytes(subscriptionItems);
-            }
-        }
-
-        return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
-
-    }
-
-    public static byte[] unauthenticatedSubscriptionsResponse(String[] channelIds)
-            throws IOException {
-
-        Set<String> filtered = Arrays.stream(channelIds)
-                .filter(StringUtils::isNotBlank)
-                .filter(id -> id.matches("[A-Za-z\\d_-]+"))
-                .collect(Collectors.toUnmodifiableSet());
-
-        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-
-            CriteriaBuilder cb = s.getCriteriaBuilder();
-            var query = cb.createQuery(me.kavin.piped.utils.obj.db.Channel.class);
-            var root = query.from(me.kavin.piped.utils.obj.db.Channel.class);
-            query.select(root);
-            query.where(root.get("uploader_id").in(filtered));
-
-            var channels = s.createQuery(query).list();
-
-            List<SubscriptionChannel> subscriptionItems = channels
-                    .stream().parallel()
-                    .sorted(Comparator.comparing(me.kavin.piped.utils.obj.db.Channel::getUploader, String.CASE_INSENSITIVE_ORDER))
-                    .map(channel -> new SubscriptionChannel("/channel/" + channel.getUploaderId(),
-                            channel.getUploader(), rewriteURL(channel.getUploaderAvatar()), channel.isVerified()))
-                    .toList();
-
-            return mapper.writeValueAsBytes(subscriptionItems);
-        }
-    }
-
-    public static byte[] createPlaylist(String session, String name) throws IOException {
-
-        if (StringUtils.isBlank(name))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        User user = DatabaseHelper.getUserFromSession(session);
-
-        if (user == null)
-            return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
-
-        try (Session s = DatabaseSessionFactory.createSession()) {
-            var playlist = new me.kavin.piped.utils.obj.db.Playlist(name, user, "https://i.ytimg.com/");
-
-            var tr = s.beginTransaction();
-            s.persist(playlist);
-            tr.commit();
-
-            ObjectNode response = mapper.createObjectNode();
-            response.put("playlistId", String.valueOf(playlist.getPlaylistId()));
-
-            return mapper.writeValueAsBytes(response);
-        }
-    }
-
-    public static byte[] renamePlaylistResponse(String session, String playlistId, String newName) throws IOException {
-
-        if (StringUtils.isBlank(playlistId))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        User user = DatabaseHelper.getUserFromSession(session);
-
-        if (user == null)
-            return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
-
-        try (Session s = DatabaseSessionFactory.createSession()) {
-            var playlist = DatabaseHelper.getPlaylistFromId(s, playlistId);
-
-            if (playlist == null)
-                return mapper.writeValueAsBytes(mapper.createObjectNode()
-                        .put("error", "Playlist not found"));
-
-            if (playlist.getOwner().getId() != user.getId())
-                return mapper.writeValueAsBytes(mapper.createObjectNode()
-                        .put("error", "You do not own this playlist"));
-
-            playlist.setName(newName);
-
-            var tr = s.beginTransaction();
-            s.merge(playlist);
-            tr.commit();
-
-        }
-
-        return mapper.writeValueAsBytes(new AcceptedResponse());
-    }
-
-    public static byte[] deletePlaylistResponse(String session, String playlistId) throws IOException {
-
-        if (StringUtils.isBlank(playlistId))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        User user = DatabaseHelper.getUserFromSession(session);
-
-        if (user == null)
-            return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
-
-        try (Session s = DatabaseSessionFactory.createSession()) {
-            var playlist = DatabaseHelper.getPlaylistFromId(s, playlistId);
-
-            if (playlist == null)
-                return mapper.writeValueAsBytes(mapper.createObjectNode()
-                        .put("error", "Playlist not found"));
-
-            if (playlist.getOwner().getId() != user.getId())
-                return mapper.writeValueAsBytes(mapper.createObjectNode()
-                        .put("error", "You do not own this playlist"));
-
-            var tr = s.beginTransaction();
-            s.remove(playlist);
-            tr.commit();
-
-        }
-
-        return mapper.writeValueAsBytes(new AcceptedResponse());
-    }
-
-    public static byte[] playlistsResponse(String session) throws IOException {
-
-        try (Session s = DatabaseSessionFactory.createSession()) {
-
-            User user = DatabaseHelper.getUserFromSession(session, s);
-
-            if (user == null)
-                return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
-
-            var playlists = new ObjectArrayList<>();
-
-            // Select user playlists and count the number of videos in each playlist
-            var query = s.createQuery("SELECT p, COUNT(v) FROM Playlist p LEFT JOIN p.videos v WHERE p.owner = :owner GROUP BY p.id", Object[].class);
-            query.setParameter("owner", user);
-            for (Object[] row : query.list()) {
-                var playlist = (me.kavin.piped.utils.obj.db.Playlist) row[0];
-                var videoCount = (long) row[1];
-
-                ObjectNode node = mapper.createObjectNode();
-                node.put("id", String.valueOf(playlist.getPlaylistId()));
-                node.put("name", playlist.getName());
-                node.put("shortDescription", playlist.getShortDescription());
-                node.put("thumbnail", rewriteURL(playlist.getThumbnail()));
-                node.put("videos", videoCount);
-                playlists.add(node);
-            }
-
-            return mapper.writeValueAsBytes(playlists);
-        }
-    }
-
-    public static byte[] importPlaylistResponse(String session, String playlistId) throws IOException, ExtractionException {
-
-        if (StringUtils.isBlank(playlistId))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        var user = DatabaseHelper.getUserFromSession(session);
-
-        if (user == null)
-            return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
-
-        final String url = "https://www.youtube.com/playlist?list=" + playlistId;
-
-        PlaylistInfo info = PlaylistInfo.getInfo(url);
-
-        var playlist = new me.kavin.piped.utils.obj.db.Playlist(info.getName(), user, info.getThumbnailUrl());
-
-        List<StreamInfoItem> videos = new ObjectArrayList<>(info.getRelatedItems());
-
-        Page nextpage = info.getNextPage();
-
-        while (nextpage != null) {
-            var page = PlaylistInfo.getMoreItems(YOUTUBE_SERVICE, url, nextpage);
-            videos.addAll(page.getItems());
-
-            nextpage = page.getNextPage();
-        }
-
-        Set<String> channelIds = videos.stream()
-                .map(StreamInfoItem::getUploaderUrl)
-                .map(URLUtils::substringYouTube)
-                .map(s -> s.substring("/channel/".length()))
-                .collect(Collectors.toUnmodifiableSet());
-        List<String> videoIds = videos.stream()
-                .map(StreamInfoItem::getUrl)
-                .map(URLUtils::substringYouTube)
-                .map(s -> s.substring("/watch?v=".length()))
-                .toList();
-
-        try (Session s = DatabaseSessionFactory.createSession()) {
-
-            Map<String, me.kavin.piped.utils.obj.db.Channel> channelMap = new Object2ObjectOpenHashMap<>();
-
-            var channels = DatabaseHelper.getChannelsFromIds(s, channelIds);
-            channelIds.forEach(id -> {
-                var fetched = channels.stream().filter(channel -> channel.getUploaderId().equals(id)).findFirst()
-                        .orElseGet(() -> saveChannel(id));
-                channelMap.put(id, fetched);
-            });
-
-            Map<String, PlaylistVideo> videoMap = new Object2ObjectOpenHashMap<>();
-
-            var playlistVideos = DatabaseHelper.getPlaylistVideosFromIds(s, videoIds);
-            videoIds.forEach(id ->
-                    playlistVideos.stream().filter(video -> video.getId().equals(id)).findFirst()
-                            .ifPresent(playlistVideo -> videoMap.put(id, playlistVideo))
-            );
-
-            videos.forEach(video -> {
-                var channelId = substringYouTube(video.getUploaderUrl()).substring("/channel/".length());
-                var videoId = substringYouTube(video.getUrl()).substring("/watch?v=".length());
-
-                var channel = channelMap.get(channelId);
-
-                playlist.getVideos().add(videoMap.computeIfAbsent(videoId, (key) -> new PlaylistVideo(videoId, video.getName(), video.getThumbnailUrl(), video.getDuration(), channel)));
-            });
-
-            var tr = s.beginTransaction();
-            s.persist(playlist);
-            tr.commit();
-        }
-
-        return mapper.writeValueAsBytes(mapper.createObjectNode()
-                .put("playlistId", String.valueOf(playlist.getPlaylistId()))
-        );
-    }
-
-    public static byte[] addToPlaylistResponse(String session, String playlistId, String videoId) throws IOException, ExtractionException {
-
-        if (StringUtils.isBlank(playlistId) || StringUtils.isBlank(videoId))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        var user = DatabaseHelper.getUserFromSession(session);
-
-        if (user == null)
-            return mapper.writeValueAsBytes(new AuthenticationFailureResponse());
-
-        try (Session s = DatabaseSessionFactory.createSession()) {
-            var cb = s.getCriteriaBuilder();
-            var query = cb.createQuery(me.kavin.piped.utils.obj.db.Playlist.class);
-            var root = query.from(me.kavin.piped.utils.obj.db.Playlist.class);
-            root.fetch("videos", JoinType.LEFT);
-            root.fetch("owner", JoinType.LEFT);
-            query.where(cb.equal(root.get("playlist_id"), UUID.fromString(playlistId)));
-            var playlist = s.createQuery(query).uniqueResult();
-
-            if (playlist == null)
-                return mapper.writeValueAsBytes(mapper.createObjectNode()
-                        .put("error", "Playlist not found"));
-
-            if (playlist.getOwner().getId() != user.getId())
-                return mapper.writeValueAsBytes(mapper.createObjectNode()
-                        .put("error", "You are not the owner this playlist"));
-
-            var video = DatabaseHelper.getPlaylistVideoFromId(s, videoId);
-
-            if (video == null) {
-                StreamInfo info = StreamInfo.getInfo("https://www.youtube.com/watch?v=" + videoId);
-
-                String channelId = StringUtils.substringAfter(info.getUploaderUrl(), "/channel/");
-
-                var channel = DatabaseHelper.getChannelFromId(s, channelId);
-
-                if (channel == null) {
-                    channel = saveChannel(channelId);
-                }
-
-                video = new PlaylistVideo(videoId, info.getName(), info.getThumbnailUrl(), info.getDuration(), channel);
-
-                var tr = s.beginTransaction();
-                s.persist(video);
-                tr.commit();
-
-            }
-
-            if (playlist.getVideos().isEmpty())
-                playlist.setThumbnail(video.getThumbnail());
-
-            playlist.getVideos().add(video);
-
-            var tr = s.beginTransaction();
-            s.merge(playlist);
-            tr.commit();
-
-            return mapper.writeValueAsBytes(new AcceptedResponse());
-        }
-    }
-
-    public static byte[] removeFromPlaylistResponse(String session, String playlistId, int index) throws IOException {
-
-        if (StringUtils.isBlank(playlistId))
-            return mapper.writeValueAsBytes(new InvalidRequestResponse());
-
-        try (Session s = DatabaseSessionFactory.createSession()) {
-            var cb = s.getCriteriaBuilder();
-            var query = cb.createQuery(me.kavin.piped.utils.obj.db.Playlist.class);
-            var root = query.from(me.kavin.piped.utils.obj.db.Playlist.class);
-            root.fetch("videos", JoinType.LEFT);
-            root.fetch("owner", JoinType.LEFT);
-            query.where(cb.equal(root.get("playlist_id"), UUID.fromString(playlistId)));
-            var playlist = s.createQuery(query).uniqueResult();
-
-            if (playlist == null)
-                return mapper.writeValueAsBytes(mapper.createObjectNode()
-                        .put("error", "Playlist not found"));
-
-            if (playlist.getOwner().getId() != DatabaseHelper.getUserFromSession(session).getId())
-                return mapper.writeValueAsBytes(mapper.createObjectNode()
-                        .put("error", "You are not the owner this playlist"));
-
-            if (index < 0 || index >= playlist.getVideos().size())
-                return mapper.writeValueAsBytes(mapper.createObjectNode()
-                        .put("error", "Video Index out of bounds"));
-
-            playlist.getVideos().remove(index);
-
-            var tr = s.beginTransaction();
-            s.merge(playlist);
-            tr.commit();
-
-            return mapper.writeValueAsBytes(new AcceptedResponse());
-        }
-    }
-
-    public static final byte[] logoutResponse(String session) throws JsonProcessingException {
-
-        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-            var tr = s.beginTransaction();
-            if (s.createMutationQuery("UPDATE User user SET user.sessionId = :newSessionId where user.sessionId = :sessionId")
-                    .setParameter("sessionId", session).setParameter("newSessionId", String.valueOf(UUID.randomUUID()))
-                    .executeUpdate() > 0) {
-                tr.commit();
-                return Constants.mapper.writeValueAsBytes(new AcceptedResponse());
-            } else
-                tr.rollback();
-        }
-
-        return Constants.mapper.writeValueAsBytes(new AuthenticationFailureResponse());
-    }
-
-    public static String registeredBadgeRedirect() {
-        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-            long registered = s.createQuery("select count(*) from User", Long.class).uniqueResult();
-
-            return String.format("https://img.shields.io/badge/Registered%%20Users-%s-blue", registered);
-        }
-    }
-
-    public static void handleNewVideo(String url, long time, me.kavin.piped.utils.obj.db.Channel channel) {
-        try {
-            handleNewVideo(StreamInfo.getInfo(url), time, channel);
-        } catch (Exception e) {
-            ExceptionHandler.handle(e);
-        }
-    }
-
-    private static void handleNewVideo(StreamInfo info, long time, me.kavin.piped.utils.obj.db.Channel channel) {
-
-        if (channel == null)
-            channel = DatabaseHelper.getChannelFromId(
-                    info.getUploaderUrl().substring("https://www.youtube.com/channel/".length()));
-
-        long infoTime = info.getUploadDate() != null ? info.getUploadDate().offsetDateTime().toInstant().toEpochMilli()
-                : System.currentTimeMillis();
-
-        Video video = null;
-
-        if (channel != null && (video = DatabaseHelper.getVideoFromId(info.getId())) == null
-                && (System.currentTimeMillis() - infoTime) < TimeUnit.DAYS.toMillis(Constants.FEED_RETENTION)) {
-
-            video = new Video(info.getId(), info.getName(), info.getViewCount(), info.getDuration(),
-                    Math.max(infoTime, time), info.getThumbnailUrl(), info.isShortFormContent(), channel);
-
-            try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-                var tr = s.beginTransaction();
-                s.insert(video);
-                tr.commit();
-            }
-
-        } else if (video != null) {
-            updateVideo(info.getId(), info, time);
-        }
-    }
-
-    private static void updateVideo(String id, StreamInfoItem item, long time, boolean addIfNotExistent) {
-        Multithreading.runAsync(() -> {
-            try {
-                Video video = DatabaseHelper.getVideoFromId(id);
-
-                if (video != null) {
-                    try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-                        updateVideo(s, video, item.getViewCount(), item.getDuration(), item.getName());
-                    }
-                } else if (addIfNotExistent) {
-                    handleNewVideo("https://www.youtube.com/watch?v=" + id, time, null);
-                }
-
-            } catch (Exception e) {
-                ExceptionHandler.handle(e);
-            }
-        });
-    }
-
-    private static void updateVideo(String id, StreamInfo info, long time) {
-        Multithreading.runAsync(() -> {
-            try {
-                Video video = DatabaseHelper.getVideoFromId(id);
-
-                if (video != null) {
-                    try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-                        updateVideo(s, video, info.getViewCount(), info.getDuration(), info.getName());
-                    }
-                } else {
-                    handleNewVideo(info, time, null);
-                }
-
-            } catch (Exception e) {
-                ExceptionHandler.handle(e);
-            }
-        });
-    }
-
-    private static void updateVideo(StatelessSession s, Video video, StreamInfoItem item) {
-        updateVideo(s, video, item.getViewCount(), item.getDuration(), item.getName());
-    }
-
-    private static void updateVideo(StatelessSession s, Video video, long views, long duration, String title) {
-
-        boolean changed = false;
-
-        if (duration > 0 && video.getDuration() != duration) {
-            video.setDuration(duration);
-            changed = true;
-        }
-        if (!video.getTitle().equals(title)) {
-            video.setTitle(title);
-            changed = true;
-        }
-        if (views > video.getViews()) {
-            video.setViews(views);
-            changed = true;
-        }
-
-        if (changed) {
-            var tr = s.beginTransaction();
-            s.update(video);
-            tr.commit();
-        }
-    }
-
-    private static me.kavin.piped.utils.obj.db.Channel saveChannel(String channelId) {
-
-        if (!channelId.matches("[A-Za-z\\d_-]+"))
-            return null;
-
-
-        final ChannelInfo info;
-
-        try {
-            info = ChannelInfo.getInfo("https://youtube.com/channel/" + channelId);
-        } catch (IOException | ExtractionException e) {
-            ExceptionUtils.rethrow(e);
-            return null;
-        }
-
-        var channel = new me.kavin.piped.utils.obj.db.Channel(channelId, info.getName(),
-                info.getAvatarUrl(), info.isVerified());
-
-        try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-            var tr = s.beginTransaction();
-            s.insert(channel);
-            tr.commit();
-        } catch (Exception e) {
-            ExceptionHandler.handle(e);
-        }
-
-        Multithreading.runAsync(() -> {
-            try {
-                subscribePubSub(channelId);
-            } catch (IOException e) {
-                ExceptionHandler.handle(e);
-            }
-        });
-
-        Multithreading.runAsync(() -> {
-            for (StreamInfoItem item : info.getRelatedItems()) {
-                long time = item.getUploadDate() != null
-                        ? item.getUploadDate().offsetDateTime().toInstant().toEpochMilli()
-                        : System.currentTimeMillis();
-                if ((System.currentTimeMillis() - time) < TimeUnit.DAYS.toMillis(Constants.FEED_RETENTION))
-                    handleNewVideo(item.getUrl(), time, channel);
-            }
-        });
-
-        return channel;
-    }
-
-    public static void subscribePubSub(String channelId) throws IOException {
-
-        PubSub pubsub = DatabaseHelper.getPubSubFromId(channelId);
-
-        if (pubsub == null || System.currentTimeMillis() - pubsub.getSubbedAt() > TimeUnit.DAYS.toMillis(4)) {
-
-            String callback = Constants.PUBSUB_URL + "/webhooks/pubsub";
-            String topic = "https://www.youtube.com/xml/feeds/videos.xml?channel_id=" + channelId;
-
-            var builder = new Request.Builder()
-                    .url(Constants.PUBSUB_HUB_URL);
-
-            var formBuilder = new FormBody.Builder();
-
-            formBuilder.add("hub.callback", callback);
-            formBuilder.add("hub.topic", topic);
-            formBuilder.add("hub.verify", "async");
-            formBuilder.add("hub.mode", "subscribe");
-            formBuilder.add("hub.lease_seconds", "432000");
-
-            try (var resp = Constants.h2client
-                    .newCall(builder.post(formBuilder.build())
-                            .build()).execute()) {
-
-                if (resp.code() == 202) {
-                    try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
-                        var tr = s.beginTransaction();
-                        if (pubsub == null) {
-                            pubsub = new PubSub(channelId, System.currentTimeMillis());
-                            s.insert(pubsub);
-                        } else {
-                            pubsub.setSubbedAt(System.currentTimeMillis());
-                            s.update(pubsub);
-                        }
-                        tr.commit();
-                    }
-
-                } else
-                    System.out.println("Failed to subscribe: " + resp.code() + "\n" + Objects.requireNonNull(resp.body()).string());
-
-            }
-        }
-
-    }
-}
diff --git a/src/main/java/me/kavin/piped/utils/VideoHelpers.java b/src/main/java/me/kavin/piped/utils/VideoHelpers.java
new file mode 100644
index 0000000..200c758
--- /dev/null
+++ b/src/main/java/me/kavin/piped/utils/VideoHelpers.java
@@ -0,0 +1,113 @@
+package me.kavin.piped.utils;
+
+import me.kavin.piped.consts.Constants;
+import me.kavin.piped.utils.obj.db.Video;
+import org.hibernate.StatelessSession;
+import org.schabi.newpipe.extractor.stream.StreamInfo;
+import org.schabi.newpipe.extractor.stream.StreamInfoItem;
+
+import java.util.concurrent.TimeUnit;
+
+public class VideoHelpers {
+    public static void handleNewVideo(String url, long time, me.kavin.piped.utils.obj.db.Channel channel) {
+        try {
+            handleNewVideo(StreamInfo.getInfo(url), time, channel);
+        } catch (Exception e) {
+            ExceptionHandler.handle(e);
+        }
+    }
+
+    public static void handleNewVideo(StreamInfo info, long time, me.kavin.piped.utils.obj.db.Channel channel) {
+
+        if (channel == null)
+            channel = DatabaseHelper.getChannelFromId(
+                    info.getUploaderUrl().substring("https://www.youtube.com/channel/".length()));
+
+        long infoTime = info.getUploadDate() != null ? info.getUploadDate().offsetDateTime().toInstant().toEpochMilli()
+                : System.currentTimeMillis();
+
+        Video video = null;
+
+        if (channel != null && (video = DatabaseHelper.getVideoFromId(info.getId())) == null
+                && (System.currentTimeMillis() - infoTime) < TimeUnit.DAYS.toMillis(Constants.FEED_RETENTION)) {
+
+            video = new Video(info.getId(), info.getName(), info.getViewCount(), info.getDuration(),
+                    Math.max(infoTime, time), info.getThumbnailUrl(), info.isShortFormContent(), channel);
+
+            try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+                var tr = s.beginTransaction();
+                s.insert(video);
+                tr.commit();
+            }
+
+        } else if (video != null) {
+            updateVideo(info.getId(), info, time);
+        }
+    }
+
+    public static void updateVideo(String id, StreamInfoItem item, long time, boolean addIfNotExistent) {
+        Multithreading.runAsync(() -> {
+            try {
+                Video video = DatabaseHelper.getVideoFromId(id);
+
+                if (video != null) {
+                    try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+                        updateVideo(s, video, item.getViewCount(), item.getDuration(), item.getName());
+                    }
+                } else if (addIfNotExistent) {
+                    handleNewVideo("https://www.youtube.com/watch?v=" + id, time, null);
+                }
+
+            } catch (Exception e) {
+                ExceptionHandler.handle(e);
+            }
+        });
+    }
+
+    public static void updateVideo(String id, StreamInfo info, long time) {
+        Multithreading.runAsync(() -> {
+            try {
+                Video video = DatabaseHelper.getVideoFromId(id);
+
+                if (video != null) {
+                    try (StatelessSession s = DatabaseSessionFactory.createStatelessSession()) {
+                        updateVideo(s, video, info.getViewCount(), info.getDuration(), info.getName());
+                    }
+                } else {
+                    handleNewVideo(info, time, null);
+                }
+
+            } catch (Exception e) {
+                ExceptionHandler.handle(e);
+            }
+        });
+    }
+
+    public static void updateVideo(StatelessSession s, Video video, StreamInfoItem item) {
+        updateVideo(s, video, item.getViewCount(), item.getDuration(), item.getName());
+    }
+
+    public static void updateVideo(StatelessSession s, Video video, long views, long duration, String title) {
+
+        boolean changed = false;
+
+        if (duration > 0 && video.getDuration() != duration) {
+            video.setDuration(duration);
+            changed = true;
+        }
+        if (!video.getTitle().equals(title)) {
+            video.setTitle(title);
+            changed = true;
+        }
+        if (views > video.getViews()) {
+            video.setViews(views);
+            changed = true;
+        }
+
+        if (changed) {
+            var tr = s.beginTransaction();
+            s.update(video);
+            tr.commit();
+        }
+    }
+}