python_项目_ATM和购物商城的程序
1 需求
模拟实现一个ATM + 购物商城程序
额度15000或自定义
实现购物商城，买东西加入购物车，调用信用卡接口结账
可以提现，手续费5%
支持多账户登录
支持账户间转账
记录每月日常消费流水
提供还款接口
ATM记录操作日志
提供管理接口，包括添加账户、用户额度，冻结账户等。。。
用户认证用装饰器
2 程序目录
├── ATM+购物商城
├── core #入口程序目录
│ ├── __init__.py
│ └── main.py #入口程序(启动程序)
├── conf #配置文件目录
│ ├── __init__.py
│ └── README.txt
├── modules #程序核心目录
│ ├── __init__.py
│ ├── admin_center.py #管理模块
│ ├── authenticate.py #认证模块
│ ├── creditcard_center.py #信用卡模块
│ ├── shopping_center.py #购物模块
├── database #程序数据库
│ ├── creditcard_info #信用卡数据库
│ ├── creditcard_record #信用卡流水记录数据库
│ ├── production_list #商城产品数据库
│ |── user #用户数据库
│ └── shopping_cart #购物车数据库
│ ├── shopping_record #购物记录
│
└── log
├── __init__.py
└── user_flowlog #用户操作日志
程序目录
3 modules目录文件
from . import creditcard_center, shopping_center, admin_center, authenticate
__init__
import os, sys, json, time BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
sys.path.append(BASE_DIR) from modules import creditcard_center, admin_center
logger = admin_center.get_logger() db_produ_list = BASE_DIR + r'/database/production_list'
db_shopping_cart = BASE_DIR + r'/database/shopping_cart'
shopping_record = BASE_DIR + r'/database/shopping_record'
db_user = BASE_DIR + r'/database/user'
db_credit_info = BASE_DIR + r'/database/creditcard_info'
user_log = BASE_DIR + r'/log/user_flowlog' # 购物
def shopping_mall():
shopping_list = []
buy_list = []
with open(db_produ_list, 'r', encoding='utf-8') as f:
for item in f:
shopping_list.append(item.split('\n').split())
while True:
print('商城在售商品清单'.center(50, '-'))
for index, item in enumerate(shopping_list):
print('%d %s %s' % (index+1, item[0], item[1]))
choice_id = input('选择要购买的商品编号或返回b')
if choice_id.isdigit():
choice_id = int(choice_id)
if choice_id <= len(shopping_list) and choice_id >= 0:
buy_item = shopping_list[(int(choice_id) - 1)]
print('商品[%s]加入购物车，价格[￥%s]' % (buy_item[0], buy_item[1]))
buy_list.append(buy_item)
shopping_log = ['商品', buy_item[0], '价格', buy_item[1]]
message = '--'.join(shopping_log)
logger.info(message)
else:
print('无效编号，请重新输入')
elif choice_id == 'b':
with open(db_shopping_cart, 'r+') as f1:
list = json.loads(f1.read())
list.extend(buy_list)
list = json.dumps(list)
f1.seek(0)
f1.truncate(0) # 截断数据
f1.write(list)
break
else:
print('无效的字符，请重新输入') # 购物车
def shopping_cart():
while True:
with open(db_shopping_cart, 'r+', encoding='utf-8') as f1:
shopping_list = json.loads(f1.read())
sum = 0
print('购物车信息清单'.center(50, '-'))
for index, item in enumerate(shopping_list):
print(index, item[0], item[1])
sum += int(item[1])
print('商品总额共计：' % sum)
choice = input('清空购物车c或返回按b请选择：')
if choice == 'c':
with open(db_shopping_cart, 'w', encoding='utf-8') as f2:
list = json.dumps([])
f2.write(list)
elif choice == 'b':
break # 购物结算
def shopping_pay(login_user):
while True:
with open(db_shopping_cart, 'r+', encoding='utf-8') as f:
shopping_list = json.loads(f.read())
sum = 0
for item in shopping_list:
sum += int(item[1])
choice = input('当前商品总额为：￥%s，是否进行支付，是y，返回b,请选择' % sum)
if choice == 'y':
with open(db_user, 'r+', encoding='utf-8') as f1:
user_dic = json.loads(f1.read())
if user_dic[login_user]['creditcard'] == 0:
print('该用户%s未绑定信用卡，请到个人中心绑定信用卡' % login_user)
# 绑定的信用卡
else:
creditcard_center.credit_pay(sum, login_user)
shop_record(login_user, shopping_list)
break
elif choice == 'b':
break # 历史购物记录写入
def shop_record(login_user,shopping_list):
with open(shopping_record, 'r+') as f:
record_dict = json.loads(f.read())
month = time.strftime('%Y-%m-%d', time.localtime())
times = time.strftime('%H:%M:%S')
if str(login_user) not in record_dict.keys():
record_dict[login_user] = {month:{times:shopping_list}}
else:
if month not in record_dict[login_user].keys():
record_dict[login_user][month] = {time: shopping_list}
else:
record_dict[login_user][month][times] = shopping_list
dict = json.dumps(record_dict)
f.seek(0)
f.write(dict) # 历史购物记录查询
def check_record(login_user):
while True:
with open(shopping_record, 'r+') as f1:
record_dict = json.loads(f1.read())
if login_user not in record_dict.keys():
print('没有该用户%s购物记录' % login_user)
else:
data = record_dict[login_user]
for month in data:
times = record_dict[login_user][month]
for t in times:
print('时间%s %s' % (month, t))
list1 = record_dict[login_user][month][t]
print('商品 价格')
for value in list1:
print('%s %s' % (value[0], value[1]))
choice = input('是否返回b')
if choice == 'b':
break
shopping_center
import os
import sys
import json
import time
from modules import shopping_center, admin_center BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
sys.path.append(BASE_DIR) logger = admin_center.get_logger() db_user = BASE_DIR + r'/database/user'
db_credit_info = BASE_DIR + r'/database/creditcard_info'
credit_record = BASE_DIR + r'/database/credicard_record'
user_log = BASE_DIR + r'/database/user_flowlog' # 卡信息
def creditcard_info():
while True:
with open(db_credit_info, 'r+') as f:
creditcard_data = json.loads(f.read())
creditcard_num = input('请输入需要查询的信用卡卡号（6位数字）').strip()
if creditcard_num in creditcard_data.keys():
print('您要查询的信用卡信息如下：'.center(50, '-'))
print('信用卡卡号：%s\n个人信息：%s\n可用额度：%s\n取现额度：%s\n' % (
creditcard_num, creditcard_data[creditcard_num]['personalinfo'],
creditcard_data[creditcard_num]['limit'],
creditcard_data[creditcard_num]['limitcash']
))
break
else:
print('信用卡卡号：%s不存在' % creditcard_num) # 提现
def withdraw():
while True:
with open(db_credit_info, 'r+') as f:
creditcard_data = json.loads(f.read())
creditcard_num = input('请输入需要提现的信用卡卡号（6位数字）：').strip()
if creditcard_num in creditcard_data.keys():
password = input('请输入需要提现的信用卡密码（6位数字）：').strip()
if password == creditcard_data[creditcard_num]['password']:
print('可用额度：% s\n取现额度：% s\n' % (creditcard_data[creditcard_num]['limit'],
int((creditcard_data[creditcard_num]["limitcash"]*0.95))
))
withdraw_money = input('请输入需要提现的金额（收取%5手续费）或返回b')
withdraw_money = int(withdraw_money)
if withdraw_money == 'b':
break
elif int(withdraw_money) <= creditcard_data[creditcard_num]['limitcash']:
with open(db_credit_info, 'r') as f1:
new_limitcash = creditcard_data[creditcard_num]['limitcash'] - \
(withdraw_money + 0.05 * withdraw_money)
new_limit = creditcard_data[creditcard_num]['limit'] - (withdraw_money+0.05*withdraw_money)
print('您已经成功提现人民币：￥%s，手续费：%s，可用额度：%s，取现额度：%s' %
(withdraw_money, 0.05 * withdraw_money, new_limit, new_limitcash)
)
creditcard_data[creditcard_num]['limit'] = new_limit
creditcard_data[creditcard_num]['limitcash'] = int(new_limitcash)
data = json.dumps(creditcard_data)
f1.seek(0)
f1.write(data)
withdraw_log = [str(creditcard_data[creditcard_num]), '金额', str(withdraw_money), '提现成功']
message = "--".join(withdraw_log)
logger.info(message)
break
elif int(withdraw_money) >= creditcard_data[creditcard_num]['limitcash']:
print("已经超出最大提现金额，请重试")
else:
print('提现密码不正确，重新输入')
else:
print('系统没有次卡号，重新输入') # 转账
def transfer():
while True:
with open(db_credit_info, 'r+') as f:
creditcard_data = json.loads(f.read())
creditcard_num = input('请输入信用卡卡号（6位数字）：').strip()
if creditcard_num in creditcard_data.keys():
trans_creditcard_num = input('请输入对方的信用卡卡号：')
if trans_creditcard_num in creditcard_data.keys():
transfer_money = input('请输入转账金额：')
transfer_money = int(transfer_money)
if transfer_money <= creditcard_data[creditcard_num]['limint']:
password = input('请输入您的信用卡密码（6位数字）：').strip()
if password == creditcard_data[creditcard_num]['password']:
creditcard_data[creditcard_num]['limit'] -= transfer_money
creditcard_data[creditcard_num]['limitcash'] = \
creditcard_data[creditcard_num]['limit'] // 2
creditcard_data[trans_creditcard_num]['limit'] += transfer_money
creditcard_data[trans_creditcard_num]['limitcash'] = \
creditcard_data[trans_creditcard_num]['limit'] // 2
print('您已成功向信用卡：%s转账：%s\n可用额度：%s\n取现额度：%s\n'
% (trans_creditcard_num, transfer_money,
creditcard_data[creditcard_num]['limit'],
creditcard_data[creditcard_num]['limitcash']
)
)
data = json.dumps(creditcard_data)
f.seek(0)
f.write(data)
transfer_log = ['对方卡号', trans_creditcard_num, '金额',
str(transfer_money), '信用卡转账成功'
]
creditcard_record(creditcard_num, '转账%s' % transfer_money)
message = '--'.join(transfer_log)
logger.info(message)
break
else:
print('您的密码不正确，重新输入')
else:
print('该卡号%s 不存在，请重新输入' % trans_creditcard_num)
else:
print('该卡号%s不存在，重新输入' % creditcard_num) # 还款
def repay():
while True:
with open(db_credit_info, 'r+') as f:
creditcard_data = json.loads(f.read())
creditcard_num = input('请输入需要还款的信用卡卡号（6位数字）：').strip()
if creditcard_num in creditcard_data.keys():
repay_money = input('请输入您的还款金额：')
if repay_money.isdigit():
repay_money = int(repay_money)
password = input('请输入您的信用卡的还款密码')
if password == creditcard_data[creditcard_num]['password']:
with open(db_credit_info, 'r+') as f2:
creditcard_data[creditcard_num]['limit'] += repay_money
creditcard_data[creditcard_num]['limitcash'] = creditcard_data\
[creditcard_num]['limit'] // 2
print('信用卡：%s已经成功还款，金额：%s\n新的可用额度：%s,新的取现额度：%s' %
(creditcard_num, repay_money, creditcard_data[creditcard_num]['limit'],
creditcard_data[creditcard_num]['limitcash']
)
)
data = json.dumps(creditcard_data)
f2.seek(0)
f2.write(data)
repay_log = [creditcard_data[creditcard_num]['personalinfo'],
creditcard_num, '还款', str(repay_money)
]
credit_record(creditcard_num, '还款%s' % repay_money)
message = '--'.join(repay_log)
logger.info(message)
break
else:
print("您的还款密码不正确，重新输入")
else:
print('金额为数字，重新输入')
else:
print('该号%s不存在，重新输入' % creditcard_num) # 申请信用卡
def apply_creditcard(limit=15000, locked='true'):
while True:
with open(db_credit_info, 'r+', encoding='utf-8') as f:
creditcard_dic = json.loads(f.read())
for key in creditcard_dic.keys():
print('系统已有信用卡：%s，持卡人：%s' % (key, creditcard_dic[key]['personalinfo']))
choice = input('是否申请信用卡，是y否b:')
if choice == 'y':
creditcard = input('请输入要申请的信用卡卡号（6位数字）：').strip()
if creditcard not in creditcard_dic:
if creditcard.isdigit() and len(creditcard) == 6:
password = input('输入要申请的信用卡密码（6位数字）：')
if len(password) == 6:
personalinfo = input('输入要申请的信用卡持卡人姓名：')
if personalinfo.isalpha():
creditcard_dic[creditcard] = {'creditcard': creditcard,
'password': password,
'personalinfo': personalinfo,
'limit': limit,
'limitcash': limit // 2,
'locked': locked
}
dic = json.dumps(creditcard_dic)
f.seek(0)
f.write(dic)
print('信用卡：%s\n持卡人：%s\n可用额度：%s\n取现额度：%s申请成功' %
(creditcard, personalinfo, limit, limit//2)
)
apply_creditcard_log = [creditcard, personalinfo, '信用卡申请成功']
message = '--'.join(apply_creditcard_log)
logger.info(message)
else:
print('无效字符')
else:
print('密码规则不符合')
else:
print('卡号不符合规则')
elif choice == 'b':
break # 信用卡绑定API
def credit_api():
while True:
with open(db_user, 'r+', encoding='utf-8') as f, open(db_credit_info, 'r+', encoding='utf-8') as f1:
user_dic = json.loads(f.read())
credit_dic = json.loads(f1.read())
username = input('请输入需要绑定的信用卡用户名或返回b')
if username in user_dic.keys():
creditcard_num = user_dic[username]['creditcard']
if creditcard_num == 0:
print('当前用户%s没有绑定信用卡' % username)
attach_creditcard = input("请输入需要绑定的信用卡卡号：")
if username == credit_dic[attach_creditcard]['personalinfo']:
attach_password = input('请输入需要绑定的信用卡密码：')
with open(db_user, 'r+', encoding='utf-8') as f:
if attach_password == credit_dic[attach_password]['password']:
user_dic[username]['creditcard'] = attach_password
dic = json.dumps(user_dic)
f.seek(0)
f.write(dic)
print('持卡人：%s\n信用卡号：%s\n已成功绑定' % (username, attach_password))
attach_log = [username, attach_creditcard, '信用卡绑定成功']
message = '--'.join(attach_log)
logger.info(message)
break
else:
print('密码错误，请重新输入')
else:
print('信用卡用户名不存在，请重新输入')
else:
print('当前用户%s有绑定信用卡' % username)
break # 信用卡付款API
def credit_pay(sum, login_user):
print('尊敬的信用卡绑定用户，欢迎来到信用卡结算中心'.center(50, '-'))
with open(db_credit_info, 'r+', encoding='utf-8') as credit_payment, open(db_user, 'r+', encoding='utf-8') as f:
credit_dic = json.loads(credit_payment.read())
user_dic = json.loads(f.read())
pwd = input('请输入信用卡密码完成支付：')
creditcard_num = str(user_dic[login_user]['creditcard'])
limit = credit_dic[creditcard_num]['limit']
limitcash = credit_dic[creditcard_num]['limitcash']
if pwd == credit_dic[creditcard_num]['password']:
credit_dic[creditcard_num]['limit'] = limit - sum
credit_dic[creditcard_num]['limitcash'] = limitcash - sum
print('信用卡：%s已经付款成功:￥%s' % (creditcard_num, sum))
data = json.dumps(credit_dic)
credit_payment.seek(0)
credit_payment.write(data)
shopping_log = [login_user, creditcard_num, '信用卡结账', str(sum)]
credit_record(creditcard_num, '购物支付%s' % sum)
message = '--'.join(shopping_log)
logger.info(message)
else:
print('支付密码不对，请重新输入') # 信用卡流水创建
def creditcard_record(creditcard_num, record):
with open(credit_record, 'r+') as f1:
record_dict = json.loads(f1.read())
month = time.strftime('%Y-%m-%d', time.localtime())
times = time.strftime('%H:%M:%S')
if str(creditcard_num) not in record_dict.keys():
record_dict[creditcard_num] = {month: {times:record}}
else:
if month not in record_dict[creditcard_num].keys():
record_dict[creditcard_num][month]= {times: record}
else:
record_dict[creditcard_num][month][times] = record
dict = json.dumps(record_dict)
f1.seek(0)
f1.write(dict) # 信用卡流水查询
def credit_check(creditcard_num):
while True:
print('信用卡流水单'.center(50, '-'))
with open(credit_record, 'r+') as f1:
record_dict = json.loads(f1.read())
print('流水单日期')
if creditcard_num in record_dict.keys():
for key in record_dict[creditcard_num]:
print(key)
date = input('流水单查询，返回b, 输入流水单日期2018-06-03')
if date == 'b': break
if date in record_dict[creditcard_num].keys():
keys = record_dict[creditcard_num][date]
print('当前信用卡 %s 交易记录>>>' % creditcard_num)
for key in keys:
print('时间：%s %s' % (key, record_dict[creditcard_num][date][key]))
else:
print('输入日期有误')
else:
print('信用卡%s还没有进行过消费' % creditcard_num)
break
creditcard_center
import os, sys, json, logging BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
sys.path.append(BASE_DIR) db_user = BASE_DIR + r"/database/user" # 存放用户信息
db_credit_info = BASE_DIR + r"/database/creditcard_info" # 存放信用卡信息
user_log = BASE_DIR + r"/log/user_flowlog" # 存放日志信息 # 添加用户
def add_user(creditcard=0, locked='true'):
while True:
print("添加用户".center(50, '-'))
with open(db_user, 'r+', encoding='utf-8') as f: # encoding为编码的操作，将数据按照utf-8加载到内存
user_dic = json.loads(f.read())
for key in user_dic:
print("系统已经有用户%s" % key)
choice = input("是否添加用户，是y，返回b")
if choice == "y":
username = input('请输入要注册的用户名:').strip() # 去除输入后的空格
if username not in user_dic:
if username.isalpha():
password = input("请输入密码：")
if len(password) > 0:
user_dic[username] = {'username': username, 'password': password,
'creditcard': creditcard, 'locked': locked}
dic = json.dumps(user_dic)
f.seek(0)
f.write(dic)
print('用户：%s添加成功' % username)
else:
print('密码不能为空')
else:
print('账户只能为字母组合')
else:
print('该账户已经注册')
elif choice == 'b':
break # 锁定用户
def lock_user():
while True:
print('锁定用户'.center(50, '-'))
with open(db_user, 'r+', encoding='utf-8') as f:
user_dic = json.loads(f.read())
for key in user_dic:
if user_dic[key]['locked'] == 'false':
print('用户%s未锁定' % key)
else:
print('用户%s未锁定' % key)
choice = input("是否进行锁定，是y或返回b")
if choice == 'y':
loc_user = input("请输入要锁定的用户名：")
if loc_user in user_dic.keys:
if user_dic[loc_user]['locked'] == 'false':
user_dic[loc_user]['locked'] = 'true'
dic = json.dumps(user_dic)
f.seek(0)
f.write(dic)
print('用户 %s 锁定成功' % loc_user)
else:
print('用户 %s 锁定失败，已经锁定！' % loc_user)
else:
print('用户 %s 不存在' % loc_user)
elif choice == 'b':
break # 冻结信用卡
def lock_creditcard():
while True:
print('冻结信用卡'.center(50, '-'))
with open(db_credit_info, 'r+', encoding='utf-8') as f:
creditcard_dic = json.loads(f.read())
for key in creditcard_dic:
if creditcard_dic[key]['locked'] == 'false':
print('信用卡 %s 未冻结' % key)
else:
print('信用卡 %s 已冻结' % key)
choice = input('是否对信用卡进行冻结操作，是y或返回b:')
if choice == 'y':
loc_creditcard = input('请输入要冻结的信用卡卡号（6位数字）')
if loc_creditcard in creditcard_dic.keys() and len(loc_creditcard) == 6:
if creditcard_dic[loc_creditcard]['locked'] == 'false':
creditcard_dic[loc_creditcard]['locked'] = 'true'
dic = json.dumps(creditcard_dic)
f.seek(0)
f.write(dic)
print('信用卡 %s 冻结成功' % loc_creditcard)
else:
print('信用卡 %s 冻结失败，已经冻结' % loc_creditcard)
else:
print('信用卡 %s 不存在！' % loc_creditcard)
elif choice == 'b':
break # 解冻信用卡
def unlock_creditcard():
while True:
print('解冻信用卡'.center(50, '-'))
with open(db_credit_info, 'r+', encoding='utf-8') as f:
creditcard_dic = json.loads(f.read())
for key in creditcard_dic:
if creditcard_dic[key]['locked'] == 'false':
print('信用卡 %s 未冻结' % key)
else:
print('信用卡 %s 已冻结' % key)
choice = input('是否对信用卡进行解冻操作，是y或返回b：')
if choice == 'y':
unloc_creditcard = input('请输入要解冻的信用卡号（6位数字）:')
if unloc_creditcard in creditcard_dic.keys() and len(unloc_creditcard) == 6:
if creditcard_dic[unloc_creditcard]['locked'] == 'true':
creditcard_dic[unloc_creditcard]['locked'] = 'false'
dic = json.dumps(creditcard_dic)
f.seek(0)
f.write(dic)
print('信用卡 %s 解冻成功！' % unloc_creditcard)
else:
print('信用卡 %s 解冻失败，已经解冻！' % unloc_creditcard)
else:
print('信用卡 %s 不存在' % unloc_creditcard)
elif choice == 'b':
break # 更新密码
def update_password(login_user):
while True:
with open(db_user, 'r+', encoding='utf-8') as f:
user_dic = json.loads(f.read())
print('当前用户账户:%s\n当前用户密码:%s' % (login_user, user_dic[login_user]['password']))
choice = input('是否修改当前密码，是y，返回按b:')
if choice == 'y':
old_pwd = input('请输入%s的原密码：' % login_user)
if old_pwd == user_dic[login_user]['password']:
new_pwd = input('请输入%s的新密码：' % login_user)
user_dic[login_user]['password'] = new_pwd
user = json.dumps(user_dic)
f.seek(0)
f.write(user)
print('%s密码修改成功' % login_user)
break
else:
print('%s 原密码不正确，请重新输入！' % login_user)
elif choice == 'b':
break # 日志文件
def get_logger():
logger = logging.getLogger()
logger.setLevel(logging.INFO) fh = logging.FileHandler(user_log)
fh.setLevel(logging.INFO)
formatter = logging.Formatter('%(asctime)s - %(message)s')
fh.setFormatter(formatter)
logger.addHandler(fh)
return logger
admin_center
import os, sys, json BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
db_user = BASE_DIR + r'/database/user'
db_credit_info = BASE_DIR + r'/database/creditcard_info'
db_credit_record = BASE_DIR +r'/database/creditcard_record'
db_user_log = BASE_DIR + r'/database/user_flowlog' # 认证装饰器
def auth(auth_type):
def outer_wrapper(func):
if auth_type == 'user_auth':
def wrapper():
#用户认证
func()
with open(db_user, 'r') as f_user:
user_list = json.loads(f_user.read())
while True:
user = input('请输入用户名：').strip()
pwd = input('请输入密码：').strip()
if user and pwd:
for key in user_list:
if user == user_list[key]['username'] and pwd == user_list[key]['password']:
if user_list[user]['locked'] == 'false':
print('用户%s认证成功' % user)
return user
else:
print('用户%s已经被锁定，认证失败' % user)
else:
print('用户名或密码错误，认证失败')
else:
print('用户名和密码不能为空')
return wrapper
elif auth_type == 'creditcard_auth':
def wrapper():
func()
with open(db_credit_info, 'r') as f:
creditcard_data = json.loads(f.read())
while True:
credit_card = input('请输入信用卡号（6位数字）：').strip()
password = input('请输入信用卡密码（6位数字）：').strip()
if credit_card and password:
for key in creditcard_data:
if credit_card == creditcard_data[key]['creditcard']:
if password == creditcard_data[key]['password']:
if creditcard_data[key]['locked'] == 'false':
print('信用卡%s验证成功' % credit_card)
return credit_card
else:
print('信用卡%s已经被冻结，请使用其它信用卡' % credit_card)
else:
print('信用卡卡号或密码输入错误')
else:
print('信用卡账号输入不能为空')
return wrapper
elif auth_type == 'admin_auth': # 管理员认证
def wrapper():
func()
admin_dic = {'admin': 'admin', 'password': 'admin'}
while True:
admin_name = input('请输入管理员账号:').strip()
admin_pwd = input('请输入密码：').strip()
if admin_name and admin_pwd:
if admin_name in admin_dic and admin_pwd == admin_dic['password']:
print('管理员账号%s登陆成功' % admin_name)
return admin_name
else:
print('账号或密码错误')
else:
print('管理员账号不能为空')
return wrapper
return outer_wrapper @auth(auth_type='user_auth')
def user_auth():
print('用户登录认证'.center(50, '-')) @auth(auth_type='creditcard_auth')
def creditcard_auth():
print('信用卡登录认证'.center(50, '-')) @auth(auth_type='admin_auth')
def admin_auth():
print('管理员登录认证'.center(50, '-'))
authenticate
4 core目录中的文件
import os, sys # 获取程序的主目录
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
# 将主目录添加到环境变量
sys.path.append(BASE_DIR)
from modules import admin_center, creditcard_center, shopping_center, authenticate db_user = BASE_DIR + r'/database/user' def option_personal(login_user):
while True:
option_list = ['历史购物记录', '修改登录密码', '信用卡绑定', '返回']
count = 0
for option in option_list:
count += 1
print(str(count) + '.' + option)
user_choice = input('>>>:')
if user_choice.isdecimal():
if int(user_choice) == 1:
print('历史购物记录'.center(50, '-'))
shopping_center.check_record(login_user)
break
elif int(user_choice) == 2:
print('修改登录密码'.center(50, '-'))
admin_center.update_password(login_user)
elif int(user_choice) == 3:
print('信用卡绑定'.center(50, '-'))
creditcard_center.credit_api()
break
elif int(user_choice) == 4:
print('返回'.center(40, '-'))
else:
print('无效的字符') # 购物
def option_shopping(login_user):
while True:
print('购物中心'.center(40, '-'))
option_list = ["购物", "查看购物车", "购物结算", "个人中心", "返回"]
count = 0
for option in option_list:
count += 1
print(str(count) + '.' + option)
user_choice = input('>>>:')
if user_choice.isdecimal():
if int(user_choice) == 1:
print('购物'.center(50, '-'))
shopping_center.shopping_mall()
elif int(user_choice) == 2:
print('查看购物车'.center(50, '-'))
shopping_center.shopping_cart()
elif int(user_choice) == 3:
print('购物结算'.center(50, '-'))
shopping_center.shopping_pay(login_user)
elif int(user_choice) == 4:
print('个人中心'.center(50, '-'))
option_personal(login_user)
elif int(user_choice) == 5:
print('返回'.center(50, '-'))
break
else:
print('无效字符') # 信用卡
def option_creditcard(credit_card):
while True:
print('信用卡中心'.center(50, '-'))
option_list = ["信用卡信息", "提现", "转账", "还款","流水记录", "申请信用卡", "返回"]
count = 0
for option in option_list:
count += 1
print(str(count) + '.' + option)
user_choice = input('>>>:')
if user_choice.isdecimal():
if int(user_choice) == 1:
print("信用卡信息".center(50, "-"))
creditcard_center.creditcard_info()
elif int(user_choice) == 2:
print("提现".center(50, "-"))
creditcard_center.withdraw()
elif int(user_choice) == 3:
print("转账".center(50, "-"))
creditcard_center.transfer()
elif int(user_choice) == 4:
print("还款".center(50, "-"))
creditcard_center.repay()
elif int(user_choice) == 5:
print("流水记录".center(50, "-"))
creditcard_center.credit_check(credit_card)
elif int(user_choice) == 6:
print("申请信用卡".center(50, ""))
creditcard_center.apply_creditcard(limit=15000, locked="true")
elif int(user_choice) == 7:
print("返回".center(50, "-"))
break
else:
print("无效的字符") # 后台管理
def option_backadmin(user):
while True:
print('后台管理'.center(50, '-'))
option_list = ["添加账户", "锁定账户", "解锁账户", "冻结信用卡","解冻信用卡", "返回"]
count = 0
for option in option_list:
count += 1
print(str(count) + '.' + option)
user_choice = input('>>>:')
if user_choice.isdecimal():
if int(user_choice) == 1:
print("添加账户".center(50, "-"))
admin_center.add_user()
elif int(user_choice) == 2:
print("锁定账户".center(50, "-"))
admin_center.lock_user()
elif int(user_choice) == 3:
print("解锁账户".center(50, "-"))
admin_center.unlock_user()
elif int(user_choice) == 4:
print("冻结信用卡".center(50, "-"))
admin_center.lock_creditcard()
elif int(user_choice) == 5:
print("解冻信用卡".center(50, "-"))
admin_center.unlock_creditcard()
elif int(user_choice) == 6:
print("返回".center(50, "-"))
break
else:
print("无效的字符") # 认证模块
while True:
print("欢迎进入信用卡网购程序".center(50, "-"))
option_list = ["购物中心", "信用卡中心", "后台管理", "退出"]
count = 0
for option in option_list:
count += 1
print(str(count) + '.' + option)
user_choice = input(">>>:")
if user_choice.isdecimal():
if int(user_choice) == 1:
option_shopping(authenticate.user_auth())
elif int(user_choice) == 2:
option_creditcard(authenticate.creditcard_auth())
elif int(user_choice) == 3:
option_backadmin(authenticate.admin_auth())
elif int(user_choice) == 4:
print("再见！")
break
else:
print("无效的字符")
main
5 database目录中文件
{ }
user
# 默认为空
shopping_record
# 默认为空
shopping_cart
IPhone 8800
Mac-Pro 12388
IPad 4999
Mouse 181
Bike 800
keyboard 199
Dell-Screen 5999
Nike-Watch 999
production_list
# 默认为空
creditcard_record
{ }
creditcard_info
6 log目录文件
# 默认为空
user_flowlog
7 个人理解
编程序，要多动手，才会有更多的收获。光靠看去思考，转瞬就忘，不会有长久的记忆，更谈不上有深刻的理解。
自己写的或者抄写的代码，也要经常回头看看，加强自己的理解。
函数之间，要有两个空行。
换行适用“\”符号，但是如果是括号内换行，则可不使用。
使用条件语句时，如有必要，if于对应的else要成对出现。
要深刻理解python语言的思想精髓，打好自己的基础。
复杂的程序要有模块化的思维，任何程序要确定数据结构（是列表，还是字典），其次是要实现的方法（动作），最后是业务逻辑。
8 思路来源
http://www.cnblogs.com/lianzhilei/p/5786223.html
https://www.cnblogs.com/Mr-hu/articles/7423088.html
https://www.jianshu.com/p/734931a76bc1
https://www.cnblogs.com/garrett0220/articles/6861418.html
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