Liveblocks

Instructions

Implementation Reference

• src/server.ts:546-553 (handler)

  The handler function that implements the core logic of the 'add-comment-reaction' tool by calling the Liveblocks API to add a reaction to a specified comment.

  async ({ roomId, threadId, commentId, data }, extra) => {
    return await callLiveblocksApi(
      getLiveblocks().addCommentReaction(
        { roomId, threadId, commentId, data },
        { signal: extra.signal }
      )
    );
  }

• src/server.ts:536-545 (schema)

  Zod schema defining the input parameters for the 'add-comment-reaction' tool: roomId, threadId, commentId, and data containing emoji, userId, and optional createdAt.

  {
    roomId: z.string(),
    threadId: z.string(),
    commentId: z.string(),
    data: z.object({
      emoji: z.string(),
      userId: z.string(),
      createdAt: z.date().optional(),
    }),
  },

• src/server.ts:533-554 (registration)

  The MCP server.tool registration for the 'add-comment-reaction' tool, including name, description, schema, and handler.

  server.tool(
    "add-comment-reaction",
    `Add a reaction to a Liveblocks comment`,
    {
      roomId: z.string(),
      threadId: z.string(),
      commentId: z.string(),
      data: z.object({
        emoji: z.string(),
        userId: z.string(),
        createdAt: z.date().optional(),
      }),
    },
    async ({ roomId, threadId, commentId, data }, extra) => {
      return await callLiveblocksApi(
        getLiveblocks().addCommentReaction(
          { roomId, threadId, commentId, data },
          { signal: extra.signal }
        )
      );
    }
  );