LINE Bot MCP Server (SSE Support)

Instructions

Implementation Reference

• src/tools/getProfile.ts:29-47 (handler)

  The handler implementation for the "get_profile" tool.

  server.tool(
    "get_profile",
    "Get detailed profile information of a LINE user including display name, profile picture URL, status message and language.",
    {
      userId: userIdSchema,
    },
    async ({ userId }) => {
      if (!userId) {
        return createErrorResponse(NO_USER_ID_ERROR);
      }
  
      try {
        const response = await this.client.getProfile(userId);
        return createSuccessResponse(response);
      } catch (error) {
        return createErrorResponse(`Failed to get profile: ${error.message}`);
      }
    },
  );

• src/tools/getProfile.ts:21-48 (registration)

  The registration of the "get_profile" tool within the McpServer.

  register(server: McpServer) {
    const userIdSchema = z
      .string()
      .default(this.destinationId)
      .describe(
        "The user ID to get a profile. Defaults to DESTINATION_USER_ID.",
      );
  
    server.tool(
      "get_profile",
      "Get detailed profile information of a LINE user including display name, profile picture URL, status message and language.",
      {
        userId: userIdSchema,
      },
      async ({ userId }) => {
        if (!userId) {
          return createErrorResponse(NO_USER_ID_ERROR);
        }
  
        try {
          const response = await this.client.getProfile(userId);
          return createSuccessResponse(response);
        } catch (error) {
          return createErrorResponse(`Failed to get profile: ${error.message}`);
        }
      },
    );
  }