Add community creation page

src/api/lib.zig

@@ -34,7 +34,7 @@ pub const InviteOptions = struct {
 
     name: ?[]const u8 = null,
     lifespan: ?DateTime.Duration = null,
-    max_uses: ?u16 = null,
+    max_uses: ?usize = null,
 
     // admin only options
     kind: Kind = .user,
@@ -209,11 +209,21 @@ pub const FileResult = struct {
     data: []const u8,
 };
 
-pub const ValidInvite = struct {
+pub const InviteResponse = struct {
     code: []const u8,
     kind: services.invites.Kind,
     name: []const u8,
     creator: UserResponse,
+
+    url: []const u8,
+
+    community_id: Uuid,
+
+    created_at: DateTime,
+    expires_at: ?DateTime,
+
+    times_used: usize,
+    max_uses: ?usize,
 };
 
 pub fn isAdminSetup(db: sql.Db) !bool {
@@ -356,7 +366,7 @@ fn ApiConn(comptime DbConn: type) type {
             return error.TokenRequired;
         }
 
-        pub fn createCommunity(self: *Self, origin: []const u8) !services.communities.Community {
+        pub fn createCommunity(self: *Self, origin: []const u8, name: ?[]const u8) !services.communities.Community {
             if (!self.isAdmin()) {
                 return error.PermissionDenied;
             }
@@ -366,7 +376,7 @@ fn ApiConn(comptime DbConn: type) type {
             const community_id = try services.communities.create(
                 tx,
                 origin,
-                .{},
+                .{ .name = name },
                 self.allocator,
             );
 
@@ -384,7 +394,7 @@ fn ApiConn(comptime DbConn: type) type {
             return community;
         }
 
-        pub fn createInvite(self: *Self, options: InviteOptions) !services.invites.Invite {
+        pub fn createInvite(self: *Self, options: InviteOptions) !InviteResponse {
             // Only logged in users can make invites
             const user_id = self.user_id orelse return error.TokenRequired;
 
@@ -405,7 +415,39 @@ fn ApiConn(comptime DbConn: type) type {
                 .kind = options.kind,
             }, self.allocator);
 
-            return try services.invites.get(self.db, invite_id, self.allocator);
+            const invite = try services.invites.get(self.db, invite_id, self.allocator);
+            errdefer util.deepFree(self.allocator, invite);
+
+            const url = if (options.to_community) |cid| blk: {
+                const community = try services.communities.get(self.db, cid, self.allocator);
+                defer util.deepFree(self.allocator, community);
+
+                break :blk try std.fmt.allocPrint(
+                    self.allocator,
+                    "{s}://{s}/invite/{s}",
+                    .{ @tagName(community.scheme), community.host, invite.code },
+                );
+            } else try std.fmt.allocPrint(
+                self.allocator,
+                "{s}://{s}/invite/{s}",
+                .{ @tagName(self.community.scheme), self.community.host, invite.code },
+            );
+            errdefer util.deepFree(self.allocator, url);
+
+            const user = try self.getUserUnchecked(self.db, user_id);
+
+            return InviteResponse{
+                .code = invite.code,
+                .kind = invite.kind,
+                .name = invite.name,
+                .creator = user,
+                .url = url,
+                .community_id = invite.community_id,
+                .created_at = invite.created_at,
+                .expires_at = invite.expires_at,
+                .times_used = invite.times_used,
+                .max_uses = invite.max_uses,
+            };
         }
 
         fn isInviteValid(invite: services.invites.Invite) bool {
@@ -800,7 +842,7 @@ fn ApiConn(comptime DbConn: type) type {
             try services.actors.updateProfile(self.db, id, data, self.allocator);
         }
 
-        pub fn validateInvite(self: *Self, code: []const u8) !ValidInvite {
+        pub fn validateInvite(self: *Self, code: []const u8) !InviteResponse {
             const invite = services.invites.getByCode(
                 self.db,
                 code,
@@ -815,16 +857,33 @@ fn ApiConn(comptime DbConn: type) type {
             if (!Uuid.eql(invite.community_id, self.community.id)) return error.InvalidInvite;
             if (!isInviteValid(invite)) return error.InvalidInvite;
 
+            const url = try std.fmt.allocPrint(
+                self.allocator,
+                "{s}://{s}/invite/{s}",
+                .{ @tagName(self.community.scheme), self.community.host, invite.code },
+            );
+            errdefer util.deepFree(self.allocator, url);
+
             const creator = self.getUserUnchecked(self.db, invite.created_by) catch |err| switch (err) {
                 error.NotFound => return error.Unexpected,
                 else => return error.DatabaseFailure,
             };
 
-            return ValidInvite{
+            return InviteResponse{
                 .code = invite.code,
                 .name = invite.name,
                 .kind = invite.kind,
                 .creator = creator,
+
+                .url = url,
+
+                .community_id = invite.community_id,
+
+                .created_at = invite.created_at,
+                .expires_at = invite.expires_at,
+
+                .times_used = invite.times_used,
+                .max_uses = invite.max_uses,
             };
         }
     };

src/api/services/invites.zig

@@ -20,12 +20,12 @@ pub const Kind = enum {
     pub const jsonStringify = util.jsonSerializeEnumAsString;
 };
 
-const InviteCount = u16;
+const InviteCount = usize;
 pub const Invite = struct {
     id: Uuid,
 
     created_by: Uuid, // User ID
-    community_id: ?Uuid,
+    community_id: Uuid,
     name: []const u8,
     code: []const u8,
 
@@ -127,8 +127,8 @@ fn doGetQuery(
     );
 
     return db.queryRow(Invite, query, query_args, alloc) catch |err| switch (err) {
-        error.NoRows => error.NotFound,
-        else => error.DatabaseFailure,
+        error.NoRows => return error.NotFound,
+        else => return error.DatabaseFailure,
     };
 }
 

src/main/controllers/api/communities.zig

@@ -9,10 +9,11 @@ pub const create = struct {
 
     pub const Body = struct {
         origin: []const u8,
+        name: ?[]const u8 = null,
     };
 
     pub fn handler(req: anytype, res: anytype, srv: anytype) !void {
-        const invite = try srv.createCommunity(req.body.origin);
+        const invite = try srv.createCommunity(req.body.origin, req.body.name);
 
         try res.json(.created, invite);
     }

src/main/controllers/web.zig

@@ -14,6 +14,8 @@ pub const routes = .{
     controllers.apiEndpoint(signup.page),
     controllers.apiEndpoint(signup.with_invite),
     controllers.apiEndpoint(signup.submit),
+    controllers.apiEndpoint(cluster.communities.create.page),
+    controllers.apiEndpoint(cluster.communities.create.submit),
 };
 
 const static = struct {
@@ -221,6 +223,46 @@ const cluster = struct {
             });
         }
     };
+
+    const communities = struct {
+        const create = struct {
+            const tmpl = @embedFile("./web/cluster/community-create.tmpl.html");
+            const success_tmpl = @embedFile("./web/cluster/community-create-success.tmpl.html");
+            const page = struct {
+                pub const path = "/cluster/communities/create";
+                pub const method = .GET;
+
+                pub fn handler(_: anytype, res: anytype, srv: anytype) !void {
+                    try res.template(.ok, srv, tmpl, .{});
+                }
+            };
+
+            const submit = struct {
+                pub const path = "/cluster/communities/create";
+                pub const method = .POST;
+
+                pub const Body = struct {
+                    origin: []const u8,
+                    name: ?[]const u8,
+                };
+
+                pub fn handler(req: anytype, res: anytype, srv: anytype) !void {
+                    const community = try srv.createCommunity(req.body.origin, req.body.name);
+                    defer util.deepFree(srv.allocator, community);
+
+                    const invite = try srv.createInvite(.{
+                        .max_uses = 1,
+
+                        .kind = .community_owner,
+                        .to_community = community.id,
+                    });
+                    defer util.deepFree(srv.allocator, invite);
+
+                    try res.template(.ok, srv, success_tmpl, .{ .community = community, .invite = invite });
+                }
+            };
+        };
+    };
 };
 
 const media = struct {

src/main/controllers/web/cluster/community-create-success.tmpl.html

@@ -0,0 +1,9 @@
+<h2>
+  Community {.community.name} created
+</h2>
+<div>
+  Send the following invite to the community owner for them
+  to complete setup.
+
+  <div>{.invite.url}</div>
+</div>

src/main/controllers/web/cluster/community-create.tmpl.html

@@ -0,0 +1,16 @@
+<form action="/cluster/communities/create" method="post">
+  <h2>Create Local Community</h2>
+  <label>
+    <div>Origin</div>
+    <div class="textinput">
+      <input type="url" name="origin" placeholder="https://example.com" />
+    </div>
+  </label>
+  <label>
+    <div>Name</div>
+    <div class="textinput">
+      <input type="text" name="name" />
+    </div>
+  </label>
+  <button type="submit">Submit</button>
+</form>

src/sql/engines/sqlite.zig

@@ -308,10 +308,11 @@ pub const Row = struct {
 };
 
 fn getColumn(stmt: *c.sqlite3_stmt, comptime T: type, idx: u15, alloc: ?Allocator) common.GetError!T {
+    const Eff = if (comptime std.meta.trait.is(.Optional)(T)) std.meta.Child(T) else T;
     return switch (c.sqlite3_column_type(stmt, idx)) {
-        c.SQLITE_INTEGER => getColumnInt(stmt, T, idx),
-        c.SQLITE_FLOAT => getColumnFloat(stmt, T, idx),
-        c.SQLITE_TEXT => getColumnText(stmt, T, idx, alloc),
+        c.SQLITE_INTEGER => try getColumnInt(stmt, Eff, idx),
+        c.SQLITE_FLOAT => try getColumnFloat(stmt, Eff, idx),
+        c.SQLITE_TEXT => try getColumnText(stmt, Eff, idx, alloc),
         c.SQLITE_NULL => {
             if (T == DateTime) {
                 std.log.warn("SQLite: Treating NULL as DateTime epoch", .{});