from fastapi import APIRouter, Request, HTTPException
from fastapi.responses import RedirectResponse
import uuid

router = APIRouter()

# 模擬的 affiliate_clicks 記錄，實務上應寫入 TimescaleDB / PostgreSQL
# affiliate_clicks_db = []

@router.get("/api/v1/go/{bookmaker_id}")
async def affiliate_redirect(bookmaker_id: str, request: Request):
    """
    動態聯盟行銷與防廣告攔截引擎
    - Server-side redirect
    - 紀錄點擊以計算 CR
    """
    
    # 模擬博彩公司對應表與追蹤碼
    bookmakers = {
        "bet365": "https://www.bet365.com/?affiliate=QUANT2026",
        "pinnacle": "https://www.pinnacle.com/?ref=QUANT2026",
        "draftkings": "https://www.draftkings.com/?track=QUANT2026"
    }
    
    if bookmaker_id not in bookmakers:
        raise HTTPException(status_code=404, detail="Bookmaker not found")
        
    target_url = bookmakers[bookmaker_id]
    
    # 記錄點擊資料 (User-Agent, IP, Timestamp, etc)
    click_data = {
        "click_id": str(uuid.uuid4()),
        "bookmaker_id": bookmaker_id,
        "user_agent": request.headers.get("user-agent", "unknown"),
        "client_ip": request.client.host if request.client else "unknown"
    }
    
    # affiliate_clicks_db.append(click_data)
    # print(f"Logged affiliate click: {click_data}")
    
    return RedirectResponse(url=target_url, status_code=302)