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124 lines
4.6 KiB
124 lines
4.6 KiB
import json
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from django.core import serializers
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from django.shortcuts import render
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# Create your views here.
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from course.models import SC, Course
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from EduSystemServer.utils import *
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from .models import Student
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from django.views.decorators.csrf import csrf_exempt
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from django.core.paginator import Paginator, EmptyPage, PageNotAnInteger
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@csrf_exempt
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@permission(allowed_roles=["admin", "teacher"])
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def add_student(request):
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if not request.method == "POST":
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return JsonResponse(ResponseUtil.error("request method error!"))
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try:
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request_data = request.POST
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student = Student()
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student.username = request_data.get("username")
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student.password = request_data.get("password")
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student.name = request_data.get("name")
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student.sex = request_data.get("sex")
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student.grade = request_data.get("grade")
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student.class_name = request_data.get("class_name")
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student.major = request_data.get("major")
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student.save()
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result = ResponseUtil.ok(student.to_dict(), "添加成功！")
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except Exception as E:
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result = ResponseUtil.error(E)
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return JsonResponse(result)
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@csrf_exempt
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@permission(allowed_roles=["admin", "teacher"])
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def search_student(request):
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currentPage = request.GET.get("currentPage")
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pageSize = request.GET.get("pageSize")
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request_data = request.POST
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search_students = Student.objects.all()
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if not request_data.get("sid") == "":
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search_students =search_students.filter(sid=request_data.get("sid"))
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if not request_data.get("name") == "":
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search_students =search_students.filter(name__contains=request_data.get("name"))
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if not request_data.get("sex") == "":
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search_students =search_students.filter(sex=request_data.get("sex"))
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if not request_data.get("class_name") == "":
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search_students =search_students.filter(class_name__contains=request_data.get("class_name"))
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if not request_data.get("major") == "":
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search_students =search_students.filter(major__contains=request_data.get("major"))
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paginator = Paginator(search_students, pageSize)
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try:
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students = paginator.page(currentPage).object_list
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except PageNotAnInteger:
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students = paginator.page(1)
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except EmptyPage:
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students = paginator.page(paginator.num_pages).object_list
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result = ResponseUtil.ok(json.loads(serializers.serialize("json", students)), "success!")
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result["pageTotal"] = paginator.count
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result["pageNum"] = paginator.num_pages
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return JsonResponse(result)
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@csrf_exempt
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@permission(allowed_roles=["admin", "teacher"])
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def del_student(request):
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if not request.method == "GET":
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return JsonResponse(ResponseUtil.error("request method error!"))
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try:
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sid = request.GET.get("sid")
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student = Student.objects.filter(sid=sid).first()
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student.delete()
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result = ResponseUtil.ok(None, "删除成功！")
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except Exception as E:
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result = ResponseUtil.error(E)
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return JsonResponse(result)
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@csrf_exempt
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@permission(allowed_roles=["admin", "student", "teacher"])
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def select_course(request):
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if not request.method == "POST":
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return JsonResponse(ResponseUtil.error("request method error!"))
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try:
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request_data = request.POST
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cid = request_data.get("cid")
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username = request_data.get("username")
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student = Student.objects.filter(username=username).first()
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if SC.objects.filter(cid=cid, sid=student.sid).exists():
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return JsonResponse(ResponseUtil.error("该课程已经选择！"))
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sc = SC()
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sc.sid = student
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sc.cid = Course.objects.filter(cid=cid).first()
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sc.middle_grade = 0
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sc.end_grade = 0
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sc.save()
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return JsonResponse(ResponseUtil.ok(None, "选课成功！"))
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except Exception as E:
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print(E)
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return JsonResponse(ResponseUtil.error(str(E)))
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@permission(allowed_roles=["student"])
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def get_grade(request):
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"""
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获取学生成绩
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"""
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if not request.method == "GET":
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return ResponseUtil.error("request method error!")
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try:
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username = request.jwt_payload.get("username")
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student = Student.objects.filter(username=username).first()
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grade__all = SC.objects.filter(sid=student.sid).values("sid", "sid__name", "cid__name", "cid__type", "cid__credit",
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"cid__tid__name", "middle_grade", "end_grade").all()
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grades = []
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for grade in grade__all:
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grades.append(grade)
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return JsonResponse(ResponseUtil.ok(grades))
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except Exception as E:
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return JsonResponse(ResponseUtil.error(E))
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