conversation-layer/mcp/modules/whatsappIntegration.js

import { ResourceTemplate } from "@modelcontextprotocol/sdk/server/mcp.js";
import { z } from "zod";
import { fetchJSON } from "../lib/api.js";

const log = (...args) => console.log("[MCP WhatsAppIntegration]", ...args);

export default function registerWhatsappIntegration(server) {
  server.tool(
    "whatsapp.send-text",
    "Envía un mensaje de texto.",
    {
      to: z.string(),
      content: z.string(),
    },
    async (params) => {
      log("Tool invoked", "whatsapp.send-text", params);
      const result = await fetchJSON("/whatsapp/sendText", {
        method: "POST",
        body: JSON.stringify({ args: params }),
      });
      return { content: [{ type: "text", text: JSON.stringify(result) }] };
    }
  );

  server.tool(
    "whatsapp.send-image",
    "Envía una imagen.",
    {
      to: z.string(),
      file: z.string(),
      filename: z.string().optional(),
      caption: z.string().optional(),
      quotedMsgId: z.string().optional(),
      waitForId: z.boolean().optional(),
      hideTags: z.boolean().optional(),
    },
    async (params) => {
      log("Tool invoked", "whatsapp.send-image", params);
      const result = await fetchJSON("/whatsapp/sendImage", {
        method: "POST",
        body: JSON.stringify({ args: params }),
      });
      return { content: [{ type: "text", text: JSON.stringify(result) }] };
    }
  );

  server.tool(
    "whatsapp.send-file",
    "Envía un archivo.",
    {
      to: z.string(),
      file: z.string(),
      filename: z.string().optional(),
      caption: z.string().optional(),
      ptt: z.boolean().optional(),
      withoutPreview: z.boolean().optional(),
      viewOnce: z.boolean().optional(),
      hideTags: z.boolean().optional(),
    },
    async (params) => {
      log("Tool invoked", "whatsapp.send-file", params);
      const result = await fetchJSON("/whatsapp/sendFile", {
        method: "POST",
        body: JSON.stringify({ args: params }),
      });
      return { content: [{ type: "text", text: JSON.stringify(result) }] };
    }
  );

  server.tool(
    "whatsapp.delete-chat",
    "Elimina un chat.",
    {
      chatId: z.string(),
    },
    async (params) => {
      log("Tool invoked", "whatsapp.delete-chat", params);
      const result = await fetchJSON("/whatsapp/deleteChat", {
        method: "POST",
        body: JSON.stringify({ args: params }),
      });
      return { content: [{ type: "text", text: JSON.stringify(result) }] };
    }
  );

  server.tool(
    "whatsapp.delete-message",
    "Elimina un mensaje.",
    {
      chatId: z.string(),
      messageId: z.string(),
      onlyLocal: z.boolean().optional(),
    },
    async (params) => {
      log("Tool invoked", "whatsapp.delete-message", params);
      const result = await fetchJSON("/whatsapp/deleteMessage", {
        method: "POST",
        body: JSON.stringify({ args: params }),
      });
      return { content: [{ type: "text", text: JSON.stringify(result) }] };
    }
  );

  server.tool(
    "whatsapp.edit-message",
    "Edita un mensaje.",
    {
      messageId: z.string(),
      text: z.string(),
    },
    async (params) => {
      log("Tool invoked", "whatsapp.edit-message", params);
      const result = await fetchJSON("/whatsapp/editMessage", {
        method: "POST",
        body: JSON.stringify({ args: params }),
      });
      return { content: [{ type: "text", text: JSON.stringify(result) }] };
    }
  );

  server.tool(
    "whatsapp.forward-messages",
    "Reenvía mensajes.",
    {
      to: z.string(),
      messages: z.array(z.string()),
      skipMyMessages: z.boolean().optional(),
    },
    async (params) => {
      log("Tool invoked", "whatsapp.forward-messages", params);
      const result = await fetchJSON("/whatsapp/forwardMessages", {
        method: "POST",
        body: JSON.stringify({ args: params }),
      });
      return { content: [{ type: "text", text: JSON.stringify(result) }] };
    }
  );

  server.tool(
    "whatsapp.get-chat",
    "Obtiene info de un chat",
    {
      contactId: z.string(),
    },
    async (params) => {
      log("Tool invoked", "whatsapp.get-chat", params);
      const result = await fetchJSON("/whatsapp/getChat", {
        method: "POST",
        body: JSON.stringify({ args: params }),
      });
      return { content: [{ type: "text", text: JSON.stringify(result) }] };
    }
  );

  server.tool(
    "whatsapp.get-all-chats",
    "Obtiene todos los chats.",
    {
      withNewMessageOnly: z.boolean().optional(),
    },
    async (params) => {
      log("Tool invoked", "whatsapp.get-all-chats", params);
      const result = await fetchJSON("/whatsapp/getAllChats", {
        method: "POST",
        body: JSON.stringify({ args: params }),
      });
      return { content: [{ type: "text", text: JSON.stringify(result) }] };
    }
  );

  server.tool(
    "whatsapp.get-all-chat-ids",
    "Obtiene todos los chat IDs.",
    {},
    async () => {
      log("Tool invoked", "whatsapp.get-all-chat-ids");
      const result = await fetchJSON("/whatsapp/getAllChatIds", {
        method: "POST",
        body: JSON.stringify({ args: {} }),
      });
      return { content: [{ type: "text", text: JSON.stringify(result) }] };
    }
  );

  server.tool(
    "whatsapp.get-all-messages",
    "Obtiene mensajes de un chat.",
    {
      chatId: z.string(),
      includeMe: z.boolean().optional(),
      includeNotifications: z.boolean().optional(),
    },
    async (params) => {
      log("Tool invoked", "whatsapp.get-all-messages", params);
      const result = await fetchJSON("/whatsapp/getAllMessagesInChat", {
        method: "POST",
        body: JSON.stringify({ args: params }),
      });
      return { content: [{ type: "text", text: JSON.stringify(result) }] };
    }
  );
}