music: implement now playing

src/modules/music.js

@@ -247,7 +247,7 @@ async function enqueue(
         embeds: [
           {
             title: `<:ms_tick:503341995348066313> Added to queue`,
-            color: 0x3fdcee,
+            color: 0x00cc00,
             fields: [
               {
                 name: "Title",
@@ -290,7 +290,7 @@ async function enqueue(
       embeds: [
         {
           title: `:musical_note: Now Playing`,
-          color: 0x18e3c8,
+          color: 0x0088cc,
           fields: [
             {
               name: "Title",
@@ -325,7 +325,6 @@ async function enqueue(
       thumbnail,
       length,
       start: Date.now(),
-      end: Date.now() + length,
       stream,
     };
   }
@@ -355,6 +354,8 @@ async function youtubeSearch(msg, str) {
   }
 }
 
+const NOWPLAYING_BAR_LENGTH = 30;
+
 const command = new Command("music");
 command.addAlias("m");
 command.category = "misc";
@@ -420,7 +421,7 @@ command.callback = async function (msg, line) {
                   title:
                     "<a:loading:493087964918972426> Processing playlist...",
                   description: `${playlist.length} tracks`,
-                  color: 0xff8037,
+                  color: 0xcc0088,
                 },
               ],
             });
@@ -449,7 +450,7 @@ command.callback = async function (msg, line) {
                 {
                   title: "<:ms_tick:503341995348066313> Done processing",
                   description: `${playlist.length} tracks`,
-                  color: 0xff8037,
+                  color: 0xcc0088,
                 },
               ],
             });
@@ -518,7 +519,56 @@ command.callback = async function (msg, line) {
       } else {
         return "You are not in a voice channel.";
       }
-    case "np":
+    case "np": {
+      if (!voiceStorage.has(msg.guildID))
+        return "The bot is not in a voice channel.";
+
+      const connection = voiceStorage.get(msg.guildID);
+      const nowPlaying = connection._music_nowplaying;
+      if (!nowPlaying || !connection.playing)
+        return "Nothing is currently playing.";
+
+      const position = Date.now() - nowPlaying.start;
+
+      const timeEnd = formatTime(nowPlaying.length);
+      const timePos = formatTime(position);
+
+      const progress = position / length;
+      const barLength = Math.round(progress * NOWPLAYING_BAR_LENGTH);
+
+      const bar = `\`[${"=".repeat(barLength)}${" ".repeat(
+        NOWPLAYING_BAR_LENGTH - barLength
+      )}]\``;
+      const time = `\`${timePos}${" ".repeat(
+        NOWPLAYING_BAR_LENGTH + 2 - timePos.length - timeEnd.length
+      )}${timeEnd}\``;
+
+      return {
+        embed: {
+          title: ":musical_note: Now Playing",
+          color: 0x0088cc,
+          fields: [
+            {
+              name: "Title",
+              value: nowPlaying.title
+                ? `[${nowPlaying.title}](${nowPlaying.url})`
+                : nowPlaying.url,
+              inline: true,
+            },
+            {
+              name: "Added by",
+              value: `<@${nowPlaying.addedBy}>`,
+              inline: true,
+            },
+            {
+              name: bar,
+              value: time,
+              inline: false,
+            },
+          ],
+        },
+      };
+    }
     case "queue":
     case "q":
     case "remove":