"""

1.注册
2.登录
============
1
输入账号:abc --->要求:已经注册过的不难再注册
输入密码:123456
(提示注册成功/失败)
=============
2
输入账号:abc
输入密码:123456 --->失败:1)账号没有没有注册2)密码和注册的密码不一样
"""

import json


def denglu():
    n1 = input('请输入账号:')
    n2 = input('请输入密码:')
    for i in list1:
        if i['username'] == n1 and i['password'] == n2:
            print('登录成功')
            break
    else:
        print("输入的账号密码有误")


def zhuce():
    #global list1
    n1 = input('请输入要注册的账号:')
    for i in list1:
        if i['username'] == n1:
            print("账号已注册")
            return zhuce()
    n2 = input('请输入要注册的密码:')
    list1.append({'username': n1, 'password': n2})
    with open('./data.json', 'w', encoding='utf-8') as f:
        list1 = json.dumps(list1)
        f.write(list1)
        print("注册成功")



while True:
    with open('./data.json', 'r', encoding='utf-8') as f:
        # result = json.loads('"abc"', encoding='utf-8')
        list1 = json.loads(f.read(), encoding='utf-8')

    print('1.登录:\n2.注册')
    n = int(input("请选择:"))
    if n == 1:
        denglu()
    if n == 2:
        zhuce()