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70 lines
2.8 KiB
70 lines
2.8 KiB
from django.shortcuts import render
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# Create your views here.
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from django.http import JsonResponse
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from course.models import *
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from django.views.decorators.csrf import csrf_exempt
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from io import BytesIO
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from django.http.multipartparser import MultiPartParser
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@csrf_exempt
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def courses(request):
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if request.method == "POST":
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course = Course()
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course.c_name = request.POST.get("c_name")
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course.type = request.POST.get('type')
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course.credit = request.POST.get("credit")
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course.tid = request.POST.get('tid')
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course.save()
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response = {"code": 200, "message": "添加成功！", "data": course.to_dict()}
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return JsonResponse(response)
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elif request.method == "GET":
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cid = request.GET.get('cid')
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c_name = request.GET.get('c_name')
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c_type = request.GET.get('type')
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tid = request.GET.get('tid')
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data = []
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if cid:
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filtered = Course.objects.filter(cid=cid)
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for item in filtered:
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data.append(item.to_dict())
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elif c_name:
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filtered = Course.objects.filter(c_name=c_name)
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for item in filtered:
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data.append(item.to_dict())
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elif c_type:
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filtered = Course.objects.filter(type=c_type)
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for item in filtered:
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data.append(item.to_dict())
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elif tid:
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filtered = Course.objects.filter(tid=tid)
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for item in filtered:
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data.append(item.to_dict())
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else:
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all_objects = Course.objects.all()
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for item in all_objects:
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data.append(item.to_dict())
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return JsonResponse({'code': 200, 'msg': 'success', 'data': data}, safe=False)
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elif request.method == "DELETE":
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delete = MultiPartParser(request.META, BytesIO(request.body), request.upload_handlers, request.encoding).parse()
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cid = delete[0]['cid']
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try:
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info = Course.objects.filter(cid=cid).get().to_dict()
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Course.objects.filter(cid=cid).delete()
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response = {"code": 200, "message": "删除成功！", "data": info}
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return JsonResponse(response)
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except:
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response = {"code": 200, "message": "删除失败，未找到课程信息！"}
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return JsonResponse(response)
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elif request.method == "PUT":
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put = MultiPartParser(request.META, request, request.upload_handlers, request.encoding).parse()
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cid = put[0]['cid']
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c_name = put[0]['c_name']
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c_type = put[0]['type']
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credit = put[0]['credit']
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tid = put[0]['tid']
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Course.objects.filter(cid=cid).update(c_name=c_name, type=c_type, credit=credit, tid=tid)
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data = Course.objects.filter(cid=cid)[0].to_dict()
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return JsonResponse({'code': 200, 'msg': 'success', 'data': data}, safe=False)
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