v3: added comment likes, added votes/likes list view, added db migrations mechanism, updated project dependencies

api/routes/ws.ts

@@ -2,6 +2,7 @@ import { Router } from "@oak/oak";
 import { ALLOWED_ORIGINS } from "../config.ts";
 import { verifyJWT } from "../lib/jwt.ts";
 import {
+  broadcastCommentLikeUpdate,
   broadcastPresence,
   broadcastVoteUpdate,
   getOnlineUsers,
@@ -15,6 +16,11 @@ import {
   getUserVotes,
   removeVote,
 } from "../services/vote-service.ts";
+import {
+  castCommentLike,
+  getUserCommentLikes,
+  removeCommentLike,
+} from "../services/comment-like-service.ts";
 import { getUnreadCount } from "../services/notification-service.ts";
 import { getUserById } from "../services/user-service.ts";
 import {
@@ -63,6 +69,9 @@ router.get("/ws", async (ctx) => {
 
     try {
       const myVotes = authPayload ? getUserVotes(authPayload.userId) : [];
+      const myCommentLikes = authPayload
+        ? getUserCommentLikes(authPayload.userId)
+        : [];
       const unreadNotificationCount = authPayload
         ? getUnreadCount(authPayload.userId)
         : 0;
@@ -70,6 +79,7 @@ router.get("/ws", async (ctx) => {
         type: "welcome",
         users: getOnlineUsers(),
         myVotes,
+        myCommentLikes,
         unreadNotificationCount,
       }));
     } catch (err) {
@@ -98,6 +108,12 @@ router.get("/ws", async (ctx) => {
       case "vote_remove":
         handleVote(client, msg.dumpId, "remove");
         break;
+      case "comment_like_cast":
+        handleCommentLike(client, msg.commentId, "cast");
+        break;
+      case "comment_like_remove":
+        handleCommentLike(client, msg.commentId, "remove");
+        break;
     }
   });
 
@@ -141,4 +157,37 @@ function handleVote(
   }
 }
 
+function handleCommentLike(
+  client: WsClient,
+  commentId: string,
+  action: "cast" | "remove",
+): void {
+  const { socket } = client;
+
+  if (!client.userId) {
+    socket.send(
+      JSON.stringify({ type: "error", message: "Authentication required" }),
+    );
+    return;
+  }
+
+  try {
+    const newCount = action === "cast"
+      ? castCommentLike(commentId, client.userId)
+      : removeCommentLike(commentId, client.userId);
+
+    socket.send(JSON.stringify({
+      type: "comment_like_ack",
+      commentId,
+      action,
+      likeCount: newCount,
+    }));
+
+    broadcastCommentLikeUpdate(commentId, newCount, client.userId, action);
+  } catch (err) {
+    const message = err instanceof APIException ? err.message : "Like failed";
+    socket.send(JSON.stringify({ type: "error", message }));
+  }
+}
+
 export default router;