91 lines
3.2 KiB
Python
91 lines
3.2 KiB
Python
"""
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Evolution API (https://github.com/EvolutionAPI/evolution-api) adapter.
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"""
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import httpx
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from typing import Any, Dict, List, Optional
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from .comms_provider import CommsProvider
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class EvolutionProvider(CommsProvider):
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def _headers(self) -> Dict[str, str]:
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return {"Content-Type": "application/json", "apikey": self.api_key}
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async def _request(self, method: str, path: str, json_data: Optional[Dict] = None) -> Dict[str, Any]:
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url = f"{self.base_url}{path}"
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async with httpx.AsyncClient(timeout=30.0) as client:
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resp = await client.request(method, url, headers=self._headers(), json=json_data)
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resp.raise_for_status()
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return resp.json()
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async def send_message(self, phone: str, message: str, message_type: str = "text", **kwargs) -> Dict[str, Any]:
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instance = self.instance_id or "default"
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payload = {
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"number": phone,
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"text": message,
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"options": {"delay": 1200, "presence": "composing"},
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}
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result = await self._request("POST", f"/message/sendText/{instance}", payload)
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ext_id = result.get("key", {}).get("id") if isinstance(result, dict) else None
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return {
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"success": True,
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"provider": "evolution",
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"external_message_id": ext_id,
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"status": "sent",
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"raw": result,
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}
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async def normalize_webhook(self, payload: Dict[str, Any]) -> Dict[str, Any]:
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"""
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Evolution webhook v2 shape:
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{
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"event": "messages.upsert",
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"instance": "default",
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"data": {
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"key": {"remoteJid": "123@s.whatsapp.net", "fromMe": false, "id": "..."},
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"message": {"conversation": "Hello"},
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"messageTimestamp": 1710000000, ...
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}
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}
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"""
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event = payload.get("event", "")
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data = payload.get("data", {})
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key = data.get("key", {})
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remote_jid = key.get("remoteJid", "")
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phone = remote_jid.replace("@s.whatsapp.net", "").replace("@g.us", "")
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msg_content = data.get("message", {})
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body = msg_content.get("conversation", "") or msg_content.get("extendedTextMessage", {}).get("text", "")
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direction = "outbound" if key.get("fromMe") else "inbound"
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return {
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"provider": "evolution",
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"external_message_id": key.get("id"),
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"phone_e164": phone,
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"direction": direction,
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"message_type": "text",
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"body": body,
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"media_url": None,
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"raw": payload,
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"timestamp": data.get("messageTimestamp"),
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}
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async def test_connection(self) -> Dict[str, Any]:
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try:
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instance = self.instance_id or "default"
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info = await self._request("GET", f"/instance/connectionState/{instance}")
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return {
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"success": True,
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"message": f"Evolution instance '{instance}' state retrieved.",
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"account_info": info,
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}
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except Exception as exc:
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return {
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"success": False,
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"message": f"Evolution connection failed: {exc}",
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}
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async def fetch_templates(self) -> List[Dict[str, Any]]:
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return []
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