routes/support.py

import os
import logging
import aiohttp
from fastapi import APIRouter, HTTPException, Header
from pydantic import BaseModel
from datetime import datetime

router = APIRouter()

# 🔧 Supabase Config
SUPABASE_URL = "https://ussxqnifefkgkaumjann.supabase.co"
SUPABASE_KEY = os.getenv("SUPA_KEY")
SUPABASE_ROLE_KEY = os.getenv("SUPA_SERVICE_KEY")

if not SUPABASE_KEY or not SUPABASE_ROLE_KEY:
    raise ValueError("❌ SUPA_KEY or SUPA_SERVICE_KEY not set in environment!")

SUPABASE_HEADERS = {
    "apikey": SUPABASE_KEY,
    "Authorization": f"Bearer {SUPABASE_KEY}",
    "Content-Type": "application/json"
}

SUPABASE_ROLE_HEADERS = {
    "apikey": SUPABASE_ROLE_KEY,
    "Authorization": f"Bearer {SUPABASE_ROLE_KEY}",
    "Content-Type": "application/json"
}


# 🛡️ Função para verificar token de qualquer usuário (sem admin check)
async def verify_user_token(user_token: str) -> str:
    headers = {
        "Authorization": f"Bearer {user_token}",
        "apikey": SUPABASE_KEY,
        "Content-Type": "application/json"
    }

    async with aiohttp.ClientSession() as session:
        async with session.get(f"{SUPABASE_URL}/auth/v1/user", headers=headers) as response:
            if response.status != 200:
                raise HTTPException(status_code=401, detail="Token inválido ou expirado")

            user_data = await response.json()
            user_id = user_data.get("id")
            if not user_id:
                raise HTTPException(status_code=400, detail="ID do usuário não encontrado")

    return user_id


# 📨 Modelo da requisição
class CreateTicketRequest(BaseModel):
    message: str


@router.post("/ticket/create")
async def create_ticket(
    body: CreateTicketRequest,
    user_token: str = Header(None, alias="User-key")
):
    try:
        user_id = await verify_user_token(user_token)
        created_at = datetime.utcnow().isoformat()

        # 1. Cria o ticket
        ticket_payload = {
            "user_id": user_id,
            "support_id": None,
            "created_at": created_at
        }

        async with aiohttp.ClientSession() as session:
            async with session.post(
                f"{SUPABASE_URL}/rest/v1/Tickets",
                headers=SUPABASE_HEADERS,
                json=ticket_payload
            ) as ticket_resp:

                if ticket_resp.status != 201:
                    error_detail = await ticket_resp.text()
                    raise HTTPException(status_code=500, detail=f"Erro ao criar ticket: {error_detail}")

                ticket_data = await ticket_resp.json()
                ticket_id = ticket_data[0]["id"]

        # 2. Cria a mensagem inicial
        message_payload = {
            "user": user_id,
            "content": body.message,
            "created_at": created_at,
            "ticket_id": ticket_id
        }

        async with aiohttp.ClientSession() as session:
            async with session.post(
                f"{SUPABASE_URL}/rest/v1/messages_tickets",
                headers=SUPABASE_HEADERS,
                json=message_payload
            ) as message_resp:

                if message_resp.status != 201:
                    error_detail = await message_resp.text()
                    raise HTTPException(status_code=500, detail=f"Erro ao criar mensagem: {error_detail}")

        return {"success": True, "ticket_id": ticket_id}

    except HTTPException as http_ex:
        return {"success": False, "detail": http_ex.detail}
    except Exception as e:
        logging.error(f"❌ Erro inesperado ao criar ticket: {str(e)}")
        return {"success": False, "detail": str(e)}