登陆注册的购物车 2018.09.25

def login():
    while True:
        d = {}
        with open(r'aa.txt',mode='rt',encoding='utf_8') as uname:
            user=uname.read().split('|')
            for t in user:
                k,v = t.split(':')
                d[k] = v
            name = input('用户名: ').strip()
            if name not in d:
                print('用户不存在')
                continue
            else:
                with open(r'db.txt',mode='rt',encoding='utf_8') as f:
                    lock_1=f.read().split('|')
                    if name in lock_1:
                        print('用户%s已经被锁定' %name)
                        continue
                    x = 0
                    tag=True
                    while tag:
                        sky = input('输入密码：').strip()
                        if sky == d[name]:
                            print('登陆成功！')
                            x = 0
                            return recharge(name)
                        elif x == 2:
                            print('用户锁定，请找回密码')
                            with open('db.txt', 'a') as p:
                                p.write('%s|' % name)
                                continue
                        else:
                            print('密码错误，请重新输入')
                            x += 1
def regis():
            while True:
                d = {}
                with open(r'aa.txt', mode='rt', encoding='utf_8') as uname:
                    user = uname.read().split('|')
                    for t in user:
                        k, v = t.split(':')
                        d[k] = v
                name_1 = input('注册用户名: ').strip()
                if name_1[0].isdigit():
                    continue
                if name_1 in d:
                    print('用户名已经存在')
                    continue
                else:
                    while True:
                        key = input('输入密码').strip()
                        if '*' in key:
                            continue
                        if'$'in key:
                            continue
                        if '&'in key:
                            continue
                        elif len(key)>5:
                            with open(r'aa.txt', mode='at',encoding='utf_8')as ff:
                                ff.write('|%s:%s' %(name_1,key))
                                print('注册成功，请重新登陆！')
                                return login()


def recharge(name):
    d = {}
    while True:
        with open(r'bb.txt', mode='rt', encoding='utf_8') as uname:
            user = uname.read()
            for t in user.split('|'):
                k, v = t.split(':')
                d[k] = v
            print(name,d[name])
            summon=int(d[name])
            ise = input('退出 1继续2')
            if ise == '1':
              return
            rec=input('是否进行充值1，2').strip()
            if rec=='1':
                money=int(input('充值金额').strip())
                summon=money+summon
                with open(r'bb.txt', mode='wt', encoding='utf_8') as uname:
                    uname.write(user.replace('%s:%s'%(name,d[name]),'%s:%s'%(name,summon)))
                next_1=input('充值成功，当前余额%s；是否继续充值1，2？'%summon)
                if next_1=='2':
                    ise = input('退出 1继续2')
                    if ise == '1':
                        return
                    else:
                        return shopping(name,summon)
                elif next_1=='1':
                    continue
            else:
                return shopping(name,summon)


def shopping(name,summon):
    msg_dic={
    'apple':10,
    'tesla':100000,
    'mac':3000,
    'lenovo':30000,
    'chicken':10,
    }
    goods_l={}
    amount=0
    for key,item in msg_dic.items():
        print('name:{name}   price:{price}'.format(price=item,name=key))
    while True:
        choice=input('商品>>: ').strip()
        if choice not in msg_dic:
            continue
        count=input('购买数量>>: ').strip()
        if choice not in msg_dic:
            continue
        else:
            goods_l[choice] = [msg_dic[choice], count]
            amount=amount+int(msg_dic[choice])*int(count)
            print(goods_l,'小计%s'%amount)
            settle = input('是否结算1，2')
            if settle=='2':
                continue
            elif int(summon)>amount and settle=='1':
                with open(r'bb.txt',mode='rt',encoding='utf_8')as uname:
                    user=uname.read()
                with open(r'bb.txt', mode='wt', encoding='utf_8')as uname:
                    uname.write(user.replace('%s:%s' % (name, summon), '%s:%s' % (name, int(summon)-amount)))
                print('支付成功，当前余额%s'%(int(summon)-amount))
                ise = input('是继续购物1或退出 2')
                if ise == '1':
                    summon =str(int(summon) - amount)
                    return shopping(name,summon)
                else:
                    return
            else:
                recharge('name')

login()