"""author = Zard"""
学生管理系统
import json
with open('files/stu_info.json', 'r', encoding='utf-8') as f:
content = f.read()
stu_add = json.loads(content)
gen1 = (x for x in range(1,10000))
# 试图写返回函数，失败。
# def wyk_back():
# print('‖=================华丽的分割线=================‖')
# print('1.继续')
# print('2.返回')
# x = input('请选择:')
# if int(x) == 2:
# m = 0
# 增加学生
def wyk_insert():
m = 1
while m:
# 此处有难点，添加的学生学号保存不了---使用生成器解决
stu_info = {}
print('‖=================添加学生==================‖')
stu_info["姓名"] = input('输入学生姓名：')
stu_info["年龄"] = input('输入学生年龄：')
stu_info["电话"] = input('输入学生电话：')
stu_info["学号"] = str(next(gen1)).zfill(4)
stu_add.append(stu_info)
for i in stu_add:
print(i)
print('‖==================添加成功==================‖')
print('1.继续')
print('2.返回')
x = input('请选择:')
if int(x) == 2:
m = 0
# 删除学生
def wyk_delete():
del_stu = input('‖============请输入删除学生的姓名或学号：')
for u in stu_add:
if del_stu == u['姓名'] or del_stu == u['学号']:
stu_add.remove(u)
for i in stu_add:
print(i)
break
# 查看学生
def wyk_look():
m = 1
while m:
for i in stu_add:
print(i)
print('‖=================华丽的分割线=================‖')
print('1.继续')
print('2.返回')
x = input('请选择:')
if int(x) == 2:
m -= 1
# 修改学生
def wyk_recom():
m = 1
while m:
recom_stu = input('‖============请输入需要修改的学生姓名或学号：')
for y in stu_add:
if recom_stu == y['姓名'] or recom_stu == y['学号']:
print('‖=================修改学生==================‖')
y['姓名'] = input('输入学生姓名：')
y['年龄'] = input('输入学生年龄：')
y['电话'] = input('输入学生电话：')
for i in stu_add:
print(i)
print('‖=================华丽的分割线=================‖')
print('1.继续')
print('2.返回')
x = input('请选择:')
if int(x) == 2:
m -= 1
# 操作页面
def stu_op(x):
m = 1
while m:
print('‖================================================‖')
print('‖☺☺☺☺欢迎来到蓝翔技术学院学生管理中心☺☺☺☺‖')
print('‖欢迎技师： %s ！ ‖' % x)
print('‖ ‖')
print('‖ ★ 1.添加 ‖')
print('‖ ★ 2.查看 ‖')
print('‖ ★ 3.修改 ‖')
print('‖ ★ 4.删除 ‖')
print('‖ ★ 5.返回 ‖')
print('‖================================================‖')
add_wyk = input('请输入您的选择(1-5)：')
if int(add_wyk) == 1:
wyk_insert()
if int(add_wyk) == 2:
wyk_look()
if int(add_wyk) == 3:
wyk_recom()
if int(add_wyk) == 4:
wyk_delete()
if int(add_wyk) == 5:
break
f1 = open('./files/id_bank','r',encoding='utf-8')
id_bank = eval(f1.read())
f1.close()
# 登录
def login():
while True:
stu_id = input('‖============登陆中=========请输入★账号★：')
stu_pw = input('‖===========登陆中=========请输入★密码★：')
if stu_id in id_bank and str(id_bank[stu_id]) == stu_pw:
print('‖===================登录成功==================‖')
stu_op(stu_id)
break
else:
print('‖===登录失败，账户或者密码有误！请重新输入===‖')
break
# 注册
def register():
while True:
re_id = input('‖==========请输入您的注册账号========(字母或数字)：')
if not ( 2 <= len(re_id) <= 20 and( 'a' < re_id < 'z' or 'A' <
re_id < 'Z' or '0' < re_id < '9' or '\u4e00' < re_id < '\u9fa5')):
print('‖=======输入有误，请重新输入具体账号信息！=======‖')
continue
if re_id in id_bank:
print('‖===========账号已存在，请重新输入！=============‖')
continue
if 1 <= len(re_id) <= 10:
re_pw = input('‖=========请输入您的注册密码========(字母或数字)：')
for x in re_pw:
if not ( 6 <= len(re_pw) <= 12 and( 'a' < re_pw < 'z' or
'A' < re_pw < 'Z' or '0' < re_pw < '9')):
print('‖==密码设置有误，请重新输入（不能带汉字，6-12位）==‖')
break
else:
print('‖==============注册成功，请重新登录=============‖')
id_bank[re_id] = re_pw
with open('./files/id_bank','w',encoding='utf-8') as f:
f.write(str(id_bank))
login()
else:
print('‖=========账号输入有误请重新输入（1-10位）=========‖')
# 开始页面
def begin():
count_out = 5
while count_out:
print('‖================================================‖')
print('‖☺☺☺☺欢迎来到蓝翔技术学院学生管理中心☺☺☺☺‖')
print('‖````````````````````````````````````````````````‖')
print('‖ ‖')
print('‖ ‖')
print('‖ ★ 1.登录 ★ ‖')
print('‖ ★★ 2.注册 ★★ ‖')
print('‖ ★★★3.打扰了★★★ ‖')
print('‖ ‖')
print('‖================================================‖')
with open('./files/stu_info.json', 'w', encoding='utf-8') as f:
content1 = json.dumps(stu_add)
f.write(content1)
choice = input('请输入您的选择(1-3)：')
if int(choice) == 1:
login()
if int(choice) == 2:
register()
if int(choice) == 3:
count_out -= 1
if count_out == 0:
print('‖==============**!***!*****!!sb吧！=============‖')
break
print('‖========请继续！再接再厉，您还有%s次机会=========‖' % (count_out))
continue
else:
print('‖===============输入有误，请重新尝试==============‖')
continue
begin()
