文件操作_作业

def sign_in():
    print('==============================')
    print(' ❀❀欢迎光临  @王大厨  就餐')
    print('\r')
    name = str(input('  ❤注册账号(3~6位）：'))
    if not 3 <= len(name) <= 6:
        print(' 注册账号无效，请重新注册！')
        sign_in()
    elif name in names_dict:
        print('该账号已被注册，请直接登录！')
        log_in()
    pw_s = str(input('  ❤账号密码(3~6位)：'))
    if pw_s == name:
        print('密码不能与账户同名，请重新注册！')
        sign_in()
    if not 3 <= len(pw_s) <= 6:
        print('  密码无效，请重新注册！')
        sign_in()
    pw_s_again = str(input('  ❤确认密码(3~6位): '))
    if pw_s_again != pw_s:
        print('  密码确认错误，请重新注册！')
        sign_in()
    else:
        names_dict[name] = pw_s
        print('     注册成功！请登录！')
        with open('count.txt', 'w', encoding='utf-8') as f:
            f.write(str(names_dict))
        log_in()

def log_in():
    print('==============================')
    print(' ❀❀欢迎光临  @王大厨  就餐')
    print('\r')
    name = str(input('     ❤登录账号：'))
    if name not in names_dict:
        print('    账号不存在，请注册账号！')
        sign_in()
    pw_l = input('     ❤账号密码：')
    if names_dict[name] != pw_l:
        print('   密码不正确，请重新登录！')
        log_in()
    else:
        print('\r')
        input('            登录')
        interface()

def interface():
    print('==============================')
    print('\r')
    print('        ❤1.个人账户')
    print('        ❤2.订单记录')
    print('        ❤3.消费查询')
    print('        ❤4.开始点餐')
    print('        ❤5.结账退出')
    print('\r')

def close():
    print('\r')
    print('       ❤❤感谢您的光临！')
    print('\r')
    print('              再')
    print('              见')
    print('\r')
    print('==============================')

with open('count.txt', 'r', encoding='utf-8') as f:
    names_dict = eval(f.read())
print('==============================')
print(' ❀❀欢迎光临  @王大厨  就餐')
print('\r')
print('         ❤1. 登录')
print('         ❤2. 注册')
print('         ❤3. 退出')
print('\r')
s1 = int(input('     请确认选项（1/2）：'))
while True:
    if s1 == 1:
        log_in()
        break
    elif s1 == 2:
        sign_in()
        break
    else:
        close()
        break


while True:
    while True:
        n1 = int(input('     请确认选项（1-5）：'))
        print('==============================')
        if n1 == 1:
            print('\r')
            print('     ❤个人账号：****')
            print('     ❤历史消费：****')
            print('     ❤本次消费：****')
            print('     ❤账号余额：****')
            print('\r')
            input('            返回')
            interface()
            break
        if n1 == 2:
            print('\r')
            print('     ❤本周订单：****')
            print('     ❤本月订单：****')
            print('     ❤多次消费：****')
            print('     ❤再来一单：****')
            print('\r')
            input('            返回')
            interface()
            break
        if n1 == 3:
            print('\r')
            print('     ❤本周消费：****')
            print('     ❤本月消费：****')
            print('     ❤消费共计：****')
            print('     ❤赊账额度：****')
            print('\r')
            input('            返回')
            interface()
            break
        if n1 == 4:
            print('\r')
            print('     ❤推荐菜品：****')
            print('     ❤特色小炒：****')
            print('     ❤酒水饮料：****')
            print('     ❤精品小吃：****')
            print('\r')
            input('            返回')
            interface()
            break
        else:
            break
    if n1 == 5:
        close()
        break