77 lines
2.7 KiB
Python
77 lines
2.7 KiB
Python
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import asyncio
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from fastapi import APIRouter, BackgroundTasks, Depends, Header, Query, Request, Response
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.core.config import settings
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from app.core.database import get_db
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from app.core.dependencies import get_current_business
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from app.modules.whatsapp import schemas, service
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router = APIRouter()
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@router.post("/connect", response_model=dict)
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async def connect(
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body: schemas.ConnectRequest,
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business_id: int = Depends(get_current_business),
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db: AsyncSession = Depends(get_db),
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):
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await service.connect_whatsapp(db, business_id, body)
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return {"detail": "WhatsApp conectado correctamente"}
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@router.get("/status", response_model=schemas.WhatsAppStatusRead)
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async def get_status(
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business_id: int = Depends(get_current_business),
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db: AsyncSession = Depends(get_db),
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):
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from sqlalchemy import select
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from app.modules.business.models import Business
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result = await db.execute(select(Business).where(Business.id == business_id))
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business = result.scalar_one_or_none()
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return schemas.WhatsAppStatusRead(
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connected=bool(business and business.whatsapp_phone_number_id),
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phone_number_id=business.whatsapp_phone_number_id if business else None,
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meta_business_id=business.meta_business_id if business else None,
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)
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@router.post("/disconnect", status_code=204)
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async def disconnect(
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business_id: int = Depends(get_current_business),
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db: AsyncSession = Depends(get_db),
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):
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await service.disconnect_whatsapp(db, business_id)
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return Response(status_code=204)
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@router.get("/webhook")
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async def verify_webhook(
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hub_mode: str | None = Query(default=None, alias="hub.mode"),
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hub_verify_token: str | None = Query(default=None, alias="hub.verify_token"),
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hub_challenge: str | None = Query(default=None, alias="hub.challenge"),
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):
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"""Verificación inicial del webhook por parte de Meta."""
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if hub_mode == "subscribe" and hub_verify_token == settings.META_WEBHOOK_VERIFY_TOKEN:
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return Response(content=hub_challenge, media_type="text/plain")
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return Response(status_code=403)
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@router.post("/webhook", status_code=200)
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async def receive_webhook(
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request: Request,
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background_tasks: BackgroundTasks,
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x_hub_signature_256: str | None = Header(default=None),
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db: AsyncSession = Depends(get_db),
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):
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"""Recibe mensajes de Meta, valida firma y despacha al bot de forma asíncrona."""
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body_bytes = await request.body()
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service.verify_signature(body_bytes, x_hub_signature_256 or "")
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payload = schemas.WebhookPayload.model_validate_json(body_bytes)
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background_tasks.add_task(service.dispatch_webhook, db, payload)
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return {"status": "ok"}
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