from fastapi import FastAPI, Depends, HTTPException, Body
from fastapi.security import OAuth2PasswordBearer
from .models import UserCreate, UserLogin, ValidateRequest
from .auth import AuthService
from .database import users_collection
import os
from typing import Union
from fastapi.middleware.cors import CORSMiddleware

app = FastAPI()
auth_service = AuthService()

app.add_middleware(
    CORSMiddleware,
    allow_origins=["*"],  # Разрешить все домены
    allow_methods=["*"],
    allow_headers=["*"],
)

@app.get("/")
def api_root():
    return {
        "meta": {
            "serverName": "Your Auth Server",
            "implementationName": "FastAPI",
            "implementationVersion": "1.0.0",
            "links": {
                "homepage": "https://your-server.com"
            }
        }
    }

# Эндпоинты Mojang-like API
@app.post("/auth/register")
async def register(user: UserCreate):
    return await auth_service.register(user)

@app.post("/auth/authenticate")
async def authenticate(credentials: UserLogin):
    return await auth_service.login(credentials)

@app.post("/auth/validate")
async def validate_token(request: ValidateRequest):
    is_valid = await auth_service.validate(request.accessToken, request.clientToken)
    return {"valid": is_valid}

@app.post("/auth/refresh")
async def refresh_token(access_token: str, client_token: str):
    result = await auth_service.refresh(access_token, client_token)
    if not result:
        raise HTTPException(status_code=401, detail="Invalid tokens")
    return result

# Эндпоинт для проверки скинов (Minecraft использует его)
@app.get("/session/hasJoined")
async def has_joined(username: str, serverId: str):
    user = await users_collection.find_one({"username": username})
    if not user:
        raise HTTPException(status_code=404, detail="User not found")
    
    return {
        "id": user["uuid"],
        "name": username,
        "properties": [
            {
                "name": "textures",
                "value": "base64_encoded_skin_data",  # Здесь можно добавить скины
            }
        ],
    }

if __name__ == "__main__":
    import uvicorn
    uvicorn.run(app, host="0.0.0.0", port=8000)