Alexis
417f290056
- Add VITE_API_URL to docker-compose for frontend service. - Introduce FRONTEND_URL in backend environment files for redirection after Google login. - Update Google authentication router to use dynamic FRONTEND_URL for redirects.
101 lines
2.8 KiB
Python
101 lines
2.8 KiB
Python
from fastapi import APIRouter, HTTPException, Request
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from fastapi.responses import RedirectResponse
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from datetime import datetime, timedelta
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import httpx
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import os
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import jwt
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from api.database.mongodb import users_collection
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router = APIRouter(prefix="/auth/google", tags=["auth"])
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GOOGLE_CLIENT_ID = os.getenv("GOOGLE_CLIENT_ID")
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GOOGLE_CLIENT_SECRET = os.getenv("GOOGLE_CLIENT_SECRET")
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REDIRECT_URI = os.getenv("GOOGLE_REDIRECT_URI")
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SECRET_KEY = os.getenv("SECRET_KEY")
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FRONTEND_URL = os.getenv("FRONTEND_URL", "http://localhost:5173")
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@router.get("/login")
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async def google_login():
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google_auth_url = (
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"https://accounts.google.com/o/oauth2/auth"
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"?response_type=code"
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f"&client_id={GOOGLE_CLIENT_ID}"
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f"&redirect_uri={REDIRECT_URI}"
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"&scope=openid%20email%20profile"
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"&access_type=offline"
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"&prompt=consent"
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)
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return RedirectResponse(google_auth_url)
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@router.get("/callback")
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async def google_callback(request: Request):
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code = request.query_params.get("code")
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if not code:
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raise HTTPException(status_code=400, detail="Missing code parameter")
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token_url = "https://oauth2.googleapis.com/token"
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data = {
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"code": code,
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"client_id": GOOGLE_CLIENT_ID,
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"client_secret": GOOGLE_CLIENT_SECRET,
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"redirect_uri": REDIRECT_URI,
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"grant_type": "authorization_code",
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}
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async with httpx.AsyncClient() as client:
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token_response = await client.post(token_url, data=data)
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token_json = token_response.json()
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if "access_token" not in token_json:
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raise HTTPException(status_code=400, detail=token_json)
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access_token = token_json["access_token"]
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async with httpx.AsyncClient() as client:
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userinfo = await client.get(
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"https://www.googleapis.com/oauth2/v2/userinfo",
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headers={"Authorization": f"Bearer {access_token}"}
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)
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user_data = userinfo.json()
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google_id = user_data["id"]
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email = user_data["email"]
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name = user_data.get("name", "Usuario")
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user = await users_collection.find_one({"email": email})
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if not user:
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new_user = {
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"username": name,
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"email": email,
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"password_hash": None,
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"google_id": google_id,
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"history": [],
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}
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result = await users_collection.insert_one(new_user)
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user_id = result.inserted_id
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else:
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user_id = user["_id"]
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token = jwt.encode(
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{
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"sub": str(user_id),
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"email": email,
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"name": name,
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"exp": datetime.utcnow() + timedelta(hours=24)
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},
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SECRET_KEY,
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algorithm="HS256"
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)
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await users_collection.update_one(
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{"_id": user_id},
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{"$set": {"token": token}}
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)
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return RedirectResponse(f"{FRONTEND_URL}/login?token={token}") |