def transfer_interface(from_username, to_username, money):
from_username_data = db_handle.read_json(from_username)
to_username_data = db_handle.read_json(to_username)
if from_username_data['extra'] > money:
to_username_data['extra'] += money
from_username_data['extra'] -= money
db_handle.sava_json(from_username, from_username_data)
db_handle.sava_json(to_username, to_username_data)
return True, '转账成功'
return False, '转账失败'
def withdraw_interface(username, money):
username_data = db_handle.read_json(username)
if username_data['extra'] > money:
username_data['extra'] -= money
db_handle.sava_json(username, username_data)
return True, f'取现{money}成功'
return False, f'余额不足'
def repay_interface(username):
username_data = db_handle.read_json(username)
extra = username_data['extra']
if extra > 15000:
return True, '无需还款'
else:
username_data['extra'] = 15000
db_handle.sava_json(username, username_data)
return True, f'还款{(15000-extra)*1.005}成功'
def login_interface(username, pwd):
# 判断用户是否存在
flag = common.check_user(username)
if not flag:
return False, '用户名不存在', 1
# 判断用户是否锁定
data = db_handle.read_json(username)
if data['locked']:
return False, '用户已经锁定，去解锁', 2
# 判断密码
if pwd == data['pwd']:
return True, '登录成功', 0
return False, '密码错误', 3
def shopping_car_interface(shopping_car_dict, username):
goods_price = sum(shopping_car_dict.values())
username_data = db_handle.read_json(username)
if username_data['extra'] >= goods_price:
username_data['extra'] -= goods_price
username_data.update(shopping_car_dict)
db_handle.sava_json(username, username_data)
new_shopping_car_dict = shopping_car_dict.copy()
shopping_car_dict.clear()
# 保存为excel文件
db_handle.save_excel(df, settings.GOODS_INFO_PATH)
return True, f'购物成功{new_shopping_car_dict}'
else:
shopping_car_dict.clear()
return False, '余额不足'
def locked_interface(username):
"""输入密码就锁"""
data = db_handle.read_json(username)
data['locked'] = 1
db_handle.sava_json(username, data)
def check_extra_interface(username):
"""检查余额接口"""
data = db_handle.read_json(username)
return data['extra']