def login_interface(user, passwd):
user_dict = db_hander.select_user(user)
passwd = common.get_md5(passwd)
# 如果用户存在
if user_dict:
# 如果用户没有被锁
if user_dict['lock'] == True:
# 如果密码正确
if passwd == user_dict['pwd']:
return True, '登录成功！'
else:
return False, '用户名或密码不正确，重新输入！'
else:
return False, '用户已被冻结，请联系管理员！'
else:
return False, '用户名或密码不正确，重新输入！'
def payment(num_money, user):
while True:
user_dict = db_hander.select_user(user)
if num_money <= user_dict['balance']:
# 减钱的操作
user_dict['balance'] -= num_money
a = user_dict['balance']
time = datetime.datetime.today()
msg = f'【{user}】用户购买商品成功，消费【{num_money}】元，当前余额【{a}】元 {time}'
# 记录流水
user_dict['worter'].append(msg)
# 保存信息
db_hander.save(user_dict)
print(msg)
break
else:
print('余额不足，请充值！！！')
break
def withdraw_interface(user, money):
while True:
user_dict = db_hander.select_user(user)
# 判断余额是否足够
if money <= user_dict['balance']*1.05:
# 减钱操作，手续费
money_s = money*0.05
user_dict['balance'] -= money*1.05
a = user_dict['balance']
time = datetime.datetime.today()
msg = f'【{user}】用户取款【{money}】元成功，手续费5%【{money_s}】元，当前余额【{a}】元 {time}'
# 添加到流水信息
user_dict['worter'].append(msg)
# 保存更新
db_hander.save(user_dict)
return print(msg)
else:
print('余额不足！!')
break
def see_worter_interface(user):
user_dict = db_hander.select_user(user)
worter = user_dict['worter']
for i in worter:
print(i)
def select_money(user):
user_dict = db_hander.select_user(user)
money = user_dict['balance']
return print('当前余额为【%s】' % money)
def check_user_interface(user):
user_dict = db_hander.select_user(user)
if user_dict:
return user_dict
else:
return False
def save_car(shopping_list, user):
user_dict = db_hander.select_user(user)
# 添加到字典
user_dict['shop_car'].append(shopping_list)
# 保存
db_hander.save(user_dict)