goods = [{"name": "电脑", "price": 1999},
{"name": "鼠标", "price": 10},
{"name": "游艇", "price": 20},
{"name": "美女", "price": 998},]
for i in range(len(goods)):
    print(i + 1, goods[i]["name"], +goods[i]["price"])
je=input("请输入要充值的金额")
if je.isdigit() and int(je) > 0:
    je = int(je)
    print("充值成功,当前金额%d" % je)
else:
    print("请正确输入")
gwc={}
shopping_money=0
while True:
    sp = input("输入选择的商品序号[1-4],N-n(结算)/输入Q或者q退出程序")
    if sp.isdigit() and 0 < int(sp) < len(goods) + 1:
        print(int(sp), goods[int(sp) - 1]["name"], goods[int(sp) - 1]["price"])
        # gwc[int(sp)] = {goods[int(sp) - 1]["name"], goods[int(sp) - 1]["price"]}
        # print(gwc)
        shoppug_name = goods[int(sp)-1]["name"]        # 获取到用户序号对应的商品名字
        shoppug_price = goods[int(sp)-1]["price"]      #获取到用户序号对应的商品
        # print(shoppug_name)
        # print(shoppug_price)
        if goods[int(sp)-1]["name"] in gwc:
            gwc[shoppug_name]["num"] += 1
        else:
            gwc[shoppug_name] = {"money":shoppug_price,"num":1}
        # print(gwc)
    elif sp.upper() == "N":
        shopping_money = 0
        for i in gwc:
            print(f"购买的商品：{i} 单价:{gwc[i]['money']} 数量:{gwc[i]['num']}")
            shopping_money += gwc[i]['money'] * gwc[i]['num']   #总价
            print(shopping_money)
        if je - shopping_money >= 0:
            je = je - shopping_money
            print(f"结算成功  当前剩余金额:{je}")
        elif je - shopping_money < 0:
            xuanze = input(f"当前余额不足请选择：1: 充值 2: 选择删除商品")
            if xuanze == "1":
                xuanzecz = input("请输入需要充值的金额")
                xuanzecz = int(xuanzecz)
                je += xuanzecz
                print(f"充值成功当前余额剩余{je}")
            elif xuanze == "2":
                for i in gwc:
                    print(f"购买的商品：{i} 单价:{gwc[i]['money']} 数量:{gwc[i]['num']}")
                shanchu = input("请输入需要删除的商品")
                if shanchu in gwc:
                    if gwc[shanchu]["num"] == 1:
                        del gwc[shanchu]
                    else:
                        gwc[shanchu]["num"] -= 1
                else:
                    print("请正确输入")
            else:
                print("请正确输入")
    elif sp.upper() == "Q":
        break
    else:
        print("请正确输入")