def delete_student():
print('1.按姓名删除学生')
print('2.按学号删除学生')
system_info = get_system_info()
all_students = get_system_info().get(key_all_students,[])
if not all_students:
print('目前还没有学生！')
return
value = input('请选择（1-2）：')
if value == '1':
name = input('请输入你要删除学生的姓名：')
for stu in all_students[:]:
if stu[key_name] == name:
all_students.remove(stu)
print('该学生已删除')
break
system_info[key_all_students] = all_students
file_manager.write_json_file(user_name+'.json',system_info)
elif value == '2':
id = input('请输入你要删除学生的学号：')
for stu in all_students[:]:
if stu[key_id] == id:
all_students.remove(stu)
print('该学生已删除')
break
system_info[key_all_students] = all_students
file_manager.write_json_file(user_name+'.json',system_info)
def revise_student():
print('1.按姓名修改学生')
print('2.按学号修改学生')
system_info = get_system_info()
all_students = get_system_info().get(key_all_students, [])
if not all_students:
print('目前还没有学生！')
return
value = input('请选择（1-2）：')
if value == '1':
name = input('请输入你要修改学生的姓名：')
for stu in all_students[:]:
if stu[key_name] == name:
age = input('年龄：')
tel = input('电话：')
stu[key_age] = age
stu[key_tel] = tel
print('修改学生信息成功')
system_info[key_all_students] = all_students
file_manager.write_json_file(user_name + '.json', system_info)
if value == '2':
id = input('请输入你要修改学生的学号：')
for stu in all_students[:]:
if stu[key_id] == id:
name = input('名字：')
age = input('年龄：')
tel = input('电话：')
stu[key_name] = name
stu[key_age] = age
stu[key_tel] = tel
print('修改学生信息成功')
system_info[key_all_students] = all_students
file_manager.write_json_file(user_name + '.json', system_info)
def alter_student():
print('1.根据姓名修改学生')
print('2.根据学号修改学生')
value = input('请选择(1-2):')
# 获取所有学生
system_info = get_system_info()
all_students = system_info.get(key_all_students,[])
if value == '1':
name = input('请输入需修改学生姓名:')
for stu in all_students:
if stu[key_name] == name:
stu[key_tel] = input('请输入新的电话号码:')
print('修改成功！')
elif value == '2':
id = input('请输入需修改学生学号:')
for stu in all_students:
if stu[key_id] == id:
stu[key_tel] = input('请输入新的电话号码:')
print('修改成功！')
else:
print('输入错误，请重新输入！')
# 保存学生信息到文件中
system_info[key_all_students] = all_students
file_manager.write_json_file(user_name+'.json',system_info)
def del_student():
print('1.删除所有学生')
print('2.根据姓名删除学生')
print('3.根据学号删除学生')
value = input('请选择(1-3):')
# 获取所有学生
system_info = get_system_info()
all_students = system_info[key_all_students]
if not all_students:
print('目前还没有学生！')
return
if value == '1':
sure = input('您确认要删除所有学生？(YES/NO)')
if sure == 'YES':
all_students.clear()
print('删除成功！')
elif value == '2':
name = input('请输入删除学生姓名:')
for stu in all_students:
if stu[key_name] == name:
all_students.remove(stu)
print('删除成功！')
elif value == '3':
id = input('请输入删除学生学号:')
for stu in all_students:
if stu[key_id] == id:
all_students.remove(stu)
print('删除成功！')
# 保存学生信息到文件中
system_info[key_all_students] = all_students
file_manager.write_json_file(user_name+'.json',system_info)
def add_student():
while True:
# 1.输入信息
name = input('姓名：')
age = input('年龄：')
tel = input('电话：')
# 2.产生id
id, number = creat_id()
# 3.创建学生
stu = {key_name: name, key_age: age, key_tel: tel, key_id: id}
# 4.保存学生信息
system_info = get_system_info()
all_student = system_info.get(key_all_students,[])
all_student.append(stu)
# 5.保存到文件中
system_info[key_all_students] = all_student
system_info[key_number] = number
re = file_manager.write_json_file(user_name + '.json', system_info)
if re:
print('添加成功！')
else:
print('添加失败')
print('1.继续添加')
print('2.返回')
value = input('请选择（1/2):')
if value == '1':
continue
else:
break
def register():
# 输入用户名
while True:
user_name = input('请输入用户名(3-10位):')
if not 3 <= len(user_name) <= 10:
print('输入有误,请重新输入!')
continue
# 判断是否已经注册过
if is_register(user_name):
print('%s已经注册过,请重新输入:' % (user_name))
continue
print('用户名可用！')
break
# 2.输入密码
while True:
password = input('请输入密码(6-16位):')
if not 6 <= len(password) <= 16:
print('密码输入有误!')
continue
re_password = input('确认密码:')
if password != re_password:
print('两次输入的密码不一致,请重新输入！')
continue
break
# 3.保存用户名和密码
all_user = get_all_user()
all_user.append({key_user_name: user_name, key_password: password})
re = file_manager.write_json_file(file_name, all_user)
if re:
print('注册成功！')
else:
print('注册失败！')
def register():
# 1.输入用户名
while True:
user_name = input('请输入一个用户名(3-10位)：')
# 判断是否符合格式要求
if not 3 <= len(user_name) <= 10:
print('输入有误，请重新输入！')
continue
# 判断是否已经注册过
if is_register(user_name):
print('%s,已经注册过，请重新输入！' % user_name)
continue
print('用户名可用！')
break
# 2.输入密码
while True:
password = input('请输入密码（6-16）:')
if not 6 <= len(password) <= 16:
print('输入密码有误，请重新输入！')
continue
re_password = input('确认密码：')
if password != re_password:
print('和第一次输入的密码不一样，请重新输入！')
continue
break
#3. 保存用户名和密码
all_user = get_all_user()
all_user.append({key_user_name: user_name, key_password: password})
re = file_manager.write_json_file(file_name, all_user)
if re:
print('注册成功！')
else:
print('注册失败！')
def add_student():
while True:
name = input("姓名:")
age = input("年龄:")
tel = input("电话：")
#2.产生id
id, number = creat_id()
#3.创建学生
stu = {key_name: name, key_age: age, key_tel: tel, key_id: id}
#4保存学生信息
system_info = get_system_info()
all_student = system_info.get(key_all_student, [])
all_student.append(stu)
#5.保存到文件中
system_info[key_all_student] = all_student
system_info[key_number] = number
re = file_manager.write_json_file(user_name + ".json", system_info)
if re:
print("添加成功")
else:
print("添加失败")
print("1.继续添加")
print("2.返回")
value = input("请选择（1/2）:")
if value == "1":
continue
else:
break
def delete_student():
del_name = input("输入想要删除的学生的姓名：")
system_info = get_system_info()
all_student = get_system_info().get(key_all_student, [])
for stu in all_student[:]:
if stu[key_name] == del_name:
print("想要删除的学生信息为：姓名:%s,学号:%s,年龄:%s,电话:%s" % (stu[key_name],\
stu[key_id],stu[key_age],stu[key_tel]))
value1 = input("是否删除（Y/N）:")
if value1 == "Y":
all_student.remove(stu)
print("删除成功！")
break
else:
break
system_info[key_all_student] = all_student
file_manager.write_json_file(user_name + ".json", system_info)
def modify_student():
mod_name = input("请输入想要修改的学生姓名:")
system_info = get_system_info()
all_student = get_system_info().get(key_all_student, [])
for stu in all_student[:]:
if stu[key_name] == mod_name:
print("想要修改的学生信息为：姓名:%s,学号:%s,年龄:%s,电话:%s" % (stu[key_name], \
stu[key_id], stu[key_age], stu[key_tel]))
print("1.修改年龄；2.修改电话")
value2 = input("请选择（1/2）：")
if value2 == "1":
mod_age = input("修改后的学生年龄为：")
stu[key_age] = mod_age
print("修改成功！！")
elif value2 == "2":
mod_tel = input("修改后的学生电话为:")
stu[key_tel] = mod_tel
print("修改成功！！")
system_info[key_all_student] = all_student
file_manager.write_json_file(user_name + ".json", system_info)