def add_student():
system_data = file_manager.read_json(USER_NAME + '.json', {})
all_student = system_data.get(ALL_STUDENT, [])
while True:
# 1.输入学生信息
name = input('请输入姓名:')
age = input('请输入年龄:')
gender = input('请输入性别:')
tel = input('请输入电话:')
# 创建学号
count = system_data.get(COUNT, 0)
count += 1
s_id = 'stu' + str(count).zfill(4)
# 2.创建学生对象
s = model.Student(s_id, name, age, gender, tel)
# 4. 更新数据
all_student.append(s.__dict__)
system_data[ALL_STUDENT] = all_student
system_data[COUNT] = count
# 5. 更新文件
file_manager.write_json(USER_NAME + '.json', system_data)
print('添加成功!')
# 6.给出选择
value = input('1.继续\n2.返回\n请选择(1-2):')
if value != '1':
break
def find_student():
all_student = file_manager.read_json(USER_NAME + '.json',
{}).get(ALL_STUDENT, [])
if not all_student:
print('该账号没有可管理的学生!请先添加学生!')
return
print('1.查看所有学生\n2.根据姓名查找\n3.根据学号查找\n其他: 返回')
value = input('请选择:')
if value == '1':
# 查看所有学生
for stu in all_student:
print(get_stu_message(stu))
elif value == '2':
# 根据姓名查找
name = input('请输入学生名字:')
flag = True # 是否没有这个名字的学生
for stu in all_student:
if stu['name'] == name:
print(get_stu_message(stu))
flag = False
if flag:
print('没有该学生!')
elif value == '3':
# 根据学号查找
study_id = input('请输入学生学号:')
for stu in all_student:
if stu['s_id'] == study_id:
print(get_stu_message(stu))
break
else:
print('没有该学生!')
else:
return
def login():
all_user = file_manager.read_json(USERS_FILE, {})
user_name = input('请输入账号:')
if user_name not in all_user:
print('登录失败!该账号没有注册!')
else:
password = input('请输入密码:')
if tools.encrypt_password(password) == all_user[user_name]:
# print('登录成功!')
student_manager.USER_NAME = user_name
student_manager.show_system()
def del_student():
system_data = file_manager.read_json(USER_NAME + '.json', {})
all_student = system_data.get(ALL_STUDENT, [])
if not all_student:
print('该账号没有可管理的学生!请先添加学生!')
return
print('1.按姓名删\n2.按学号删\n其他:返回')
del_studens = []
choice = input('请选择:')
key = value = ''
if choice == '1':
key = 'name'
value = input('请输入要删除的学生名字:')
elif choice == '2':
key = 's_id'
value = input('请输入要删除的学生id:')
else:
return
# 找到名字和删除学生名字相同的学生
for stu in all_student:
if stu[key] == value:
del_studens.append(stu)
if not del_studens:
print('没有该学生!')
return
length = len(del_studens)
for index, s in enumerate(del_studens):
print(index, get_stu_message(s))
try:
choice = int(input('请输入需要删除的学生的标号(0~%d),q-返回:' % (length - 1)))
except ValueError:
return
if not 0 <= choice <= length - 1:
return
# 删除对应的学生
all_student.remove(del_studens[choice])
system_data[ALL_STUDENT] = all_student
file_manager.write_json(USER_NAME + '.json', system_data)
print('删除成功!')
def register():
while True:
user_name = input('请输入账号(3~6位):')
if 3 <= len(user_name) <= 6:
break
print('账号不符合要求，请重新输入!')
all_user = file_manager.read_json(USERS_FILE, {})
if user_name in all_user:
print("注册失败！该账号已经注册过!")
return
while True:
password = input('请输入密码(6~12位):')
if 6 <= len(password) <= 12:
break
print('密码不符合要求，请重新输入!')
s = model.Teacher(user_name, password)
all_user[s.name] = s.password
file_manager.write_json(USERS_FILE, all_user)