feat: Add chat webhook

src/naliiabotapi/api/v1/webhooks/chat_hook.py

@@ -0,0 +1,84 @@
+from fastapi import APIRouter, Depends, Request
+from langchain.messages import HumanMessage
+from ...dependencies import get_agent
+from ....logger import logger
+import httpx
+import json
+
+router = APIRouter()
+
+async def send_whatsapp_message(instance_url: str, instance_name: str, apikey: str, jid: str, text: str):
+    """
+    Envía un mensaje de texto a través de la API de WhatsApp.
+    """
+    endpoint = f"{instance_url}/message/sendText/{instance_name}"
+    headers = {
+        "apikey": apikey,
+        "Content-Type": "application/json"
+    }
+
+    payload = {
+        "number": jid,
+        "text": text,
+        "delay": 1200,
+        "linkPreview": False
+    }
+    
+    async with httpx.AsyncClient() as client:
+        try:
+            response = await client.post(endpoint, json=payload, headers=headers)
+            response.raise_for_status()
+            return response.json()
+        except Exception as e:
+            logger.error(f"Error enviando mensaje a WhatsApp: {e}")
+            return None
+
+
+@router.post("/webhook")
+async def webhook_chat(request: Request, agent = Depends(get_agent)):
+    logger.info("Received webhook request")
+    body = await request.json()
+
+    try:
+        data = body.get("data", {})
+        key = data.get("key", {})
+    
+        if key.get("fromMe") is True:
+            logger.info("Mensaje enviado por mí (bot), Ignorando.")
+            return {"status": "ignored", "reason": "message_from_me"}
+
+        thread_id = key.get("remoteJid")
+        user_message = data.get("message", {}).get("conversation", "")
+
+        if not user_message:
+            return {"reply": "No text message provided."}
+
+        config = {
+            "configurable": {
+                "thread_id": thread_id
+            }
+        }
+
+        messages = [HumanMessage(content=user_message)]
+
+        # Se pasa el config como un argumento separado, no dentro del estado
+        # agent_response = agent.invoke({"messages": messages}, config=config)
+
+        agent_response = agent.invoke({"messages": messages})
+        agent_response_content = agent_response["messages"][-1].content
+        
+        clean_jid = thread_id.split('@')[0]
+
+        await send_whatsapp_message(
+            instance_url="http://localhost:8080",
+            instance_name="ALEJANDRO AYALA",
+            apikey="98B6B820AFC3-4544-9A4C-011B0719C2D1",
+            jid=clean_jid,
+            text=agent_response_content
+        )
+
+    except Exception as e:
+        logger.error(f"Error processing webhook: {e}")
+        return {"error": str(e)}
+    
+    return {"status": "sent", "reply": agent_response_content}

src/naliiabotapi/main.py

@@ -1,5 +1,6 @@
 from fastapi import FastAPI
 from naliiabotapi.api.v1.endpoints.chat import router as chat_router
+from naliiabotapi.api.v1.webhooks.chat_hook import router as chat_hook_router
 
 app = FastAPI(
     title="NaliiaBot API",
@@ -8,6 +9,7 @@ app = FastAPI(
 )
 
 app.include_router(chat_router)
+app.include_router(chat_hook_router)
 
 @app.get("/")
 def read_root():