from fastapi import APIRouter, Depends, Request
from typing import Dict
from app.deps.auth_deps import get_valid_token, get_token_information, get_valid_ticket, get_ticket_information
from app.services.auth_service import generate_signature

router = APIRouter(prefix="/auth", tags=["认证"])


@router.get("/token")
async def get_token(
    token: str = Depends(get_valid_token)
) -> Dict:
    """
    获取access_token
    """
    return {
        "success": True,
        "access_token": token,
        "message": "获取token成功"
    }


@router.get("/token/info")
async def get_token_info(
    token_info: Dict = Depends(get_token_information)
) -> Dict:
    """
    获取token的详细信息
    包括获取时间、过期时间、剩余时间等
    """
    return {
        "success": True,
        "data": token_info,
        "message": "获取token信息成功"
    }


@router.get("/ticket")
async def get_ticket(
    ticket: str = Depends(get_valid_ticket)
) -> Dict:
    """
    获取jsapi_ticket
    """
    return {
        "success": True,
        "ticket": ticket,
        "message": "获取ticket成功"
    }


@router.get("/ticket/info")
async def get_ticket_info(
    ticket_info: Dict = Depends(get_ticket_information)
) -> Dict:
    """
    获取ticket的详细信息
    包括获取时间、过期时间、剩余时间等
    """
    return {
        "success": True,
        "data": ticket_info,
        "message": "获取ticket信息成功"
    }


@router.post("/signature")
async def get_signature(request: Request) -> Dict:
    """
    生成应用签名
    
    请求参数：
    {
        "url": "当前页面完整URL",
        "timestamp": 时间戳（可选，秒）,
        "nonceStr": "随机字符串（可选）"
    }
    """
    try:
        # 解析请求体
        body = await request.json()
        url = body.get("url")
        
        if not url:
            return {
                "success": False,
                "message": "缺少必要参数：url"
            }
        
        timestamp = body.get("timestamp")
        nonce_str = body.get("nonceStr")
        
        # 生成签名
        signature_data = generate_signature(
            url=url,
            timestamp=timestamp,
            nonce_str=nonce_str
        )
        
        return {
            "success": True,
            "data": {
                "signature": signature_data["signature"],
                "timestamp": signature_data["timestamp"],
                "nonceStr": signature_data["nonceStr"]
            },
            "message": "签名生成成功"
        }
        
    except Exception as e:
        return {
            "success": False,
            "message": f"生成签名失败: {str(e)}"
        }