Third week-homework(员工管理系统)

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需求：

• 可以查询员工所有信息
• 可以修改员工信息
• 可以增加新员工

code：

 import sys,json
 # yuangong = {
 #     "1": ["faker", "22", "11111111111", "mid", "2013-01-01"],
 #     "2": ["huni", "23", "22222222222", "top", "2014-01-01"],
 #     "3": ["bang", "24", "33333333333", "adc", "2015-01-01"],
 #     "4": ["wolf", "25", "44444444444", "sup", "2016-01-01"],
 #     "5": ["blank", "26", "55555555555", "jun", "2017-01-01"]}
 # with open('E:/Staff management.txt','w')as w_f:
 #     json.dump(yuangong,w_f)
 
 salary = {}
 
 with open('E:/Staff management.txt', 'r') as read_f:
     f_line = json.load(read_f)
     #read_f.write(json.dump(salary))
     salary = f_line
     #print(salary)
 
 def append_file():
     with open('E:/Staff management.txt', 'r+') as append_f:
         json.dump(append_f,salary)
         return
 
 def write_file():
     with open('E:/Staff management.txt', 'w') as write_f:
         json.dump(salary,write_f)
         return
 
 def server():
         for i in range(1):
             print("1.查询员工信息\n2.修改员工信息\n3.增加新员工信息\n4.删除员工\n5.退出")
             return
 
 def server_choice(a):
     while True:
         choice = input("Please input your choice:")
         if choice ==  '':
             query()
         elif choice == '':
             modify()
         elif choice == '':
             increase()
         elif choice == '':
             delete()
         elif choice == '':
             sys.exit("程序已退出，欢迎重新运行")
         else:
             print("你输入的不存在，请重新输入")
 
 def query():
     position = input("请输入输入员工编号或按b退回上一层:")
     if f_line.get(position):
         #print(f_line[position])
         print("员工信息:\n名字：%s\n年龄：%s\n电话号码：%s\n职位：%s\n入职时间：%s" % (f_line[position][0],f_line[position][1],f_line[position][2],f_line[position][3],f_line[position][4]))
         query()
     elif position.lower() == 'b':
         server()
     else:
         print('你输入的编号不存在')
         query()
 
 def modify():
     position = input("Please 要修改的员工编号或者按b退到上一层:")
     if f_line.get(position):
         correct = input(" 1.name：%s\n 2.age：%s\n 3.phone number：%s\n 4.position：%s\n 5.Entry time：%s\n请输入你要修改的信息:" % (f_line[position][0],f_line[position][1],f_line[position][2],f_line[position][3],f_line[position][4]))
         if correct == '':
             name = input("请输入你要修改的名字:")
             salary[position][0] = name
             write_file()
             modify()
         elif correct == '':
             age = input("请输入你要修改的年龄：")
             if age.isdigit():
                 salary[position][1] = age
                 write_file()
                 modify()
             else:
                 print("你输入的不是数字，请重新输入")
                 modify()
         elif correct == '':
             phone = input("请输入你要修改的电话号码：")
             salary[position][2] = phone
             write_file()
             modify()
         elif correct == '':
             post = input("请输入你要修改的职位：")
             salary[position][3] = post
             write_file()
             modify()
         elif correct == '':
             Entry = input("请输入你要修改的入职时间：")
             salary[position][4] = Entry
             write_file()
             modify()
         else:
             print("Input error,Please re-enter")
             modify()
     elif position.lower() == 'b':
         server()
     else:
         print("你输入的员工编号不存在，请重新输入")
         modify()
 
 def increase():
     post = []
     position = input("请输入你要添加的员工编号或者按b返回:")
     if salary.get(position):
         print("你输入的编号已存在，请重新输入")
         increase()
     elif position.isdigit():
         name = input("请输入员工姓名：")
         age = input("请输入员工年龄：")
         phone = input("请输入员工电话号码：")
         positioN = input("请输入员工职务：")
         Entry = input("请输入员工入职时间：")
         post.append(name)
         post.append(age)
         post.append(phone)
         post.append(positioN)
         post.append(Entry)
         salary[position] = post
         write_file()
         server()
     elif position == 'b':
         server()
     else:
         print("你输入的编号格式不正确(必须为数字)，请重新输入：")
         increase()
 
 def delete():
     position = input("请输入你要删除的员工编号或者输入b退到上一层：")
     if salary.get(position):
         salary.pop(position)
         write_file()
         print("成功删除")
         delete()
     elif position == 'b':
         server()
     else:
         print("你输入的编号不存在,请重新输入")
         delete()
 
 server_choice(server())

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