from typing import cast

from channels.layers import BaseChannelLayer, get_channel_layer
from rest_framework.decorators import action
from rest_framework.request import Request
from rest_framework.response import Response
from rest_framework.viewsets import ViewSet

from wechat_项目工具包.微信支付工具包.领优惠券工具包 import stock发送代金券功能

default_channel_layer = cast(BaseChannelLayer, get_channel_layer(alias="default"))

from functools import wraps
import threading


def sync_lock(lock):
    def decorator(fn):
        @wraps(fn)
        def wrapper(*args, **kwargs):
            with lock:
                return fn(*args, **kwargs)
        
        return wrapper
    
    return decorator


class 小程序发优惠券到钱包接口ViewSets(ViewSet):
    lock = threading.Lock()  # 所有请求 共享这一个 lock对象
    
    @action(detail=False, methods=["get", "post", "put", "delete"], url_path="生成优惠券")
    def 生成优惠券(self, request: Request):
        """"""
        # stock发券数据 = stock发送代金券功能(stock_id_代金券批次号="22512292").send发券并返回前端需要的数据()
        stock发券数据 = stock发送代金券功能(stock_id_代金券批次号="22625737").send发券并返回前端需要的数据()
        # 4. 生成签名
        return Response(data=stock发券数据)
    
    @action(detail=False, methods=["get", "post", "put", "delete"], url_path="返回当前券的状态")
    def 返回当前券的状态(self, request: Request):
        pass
        return Response(data={})