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91 lines
3.1 KiB
91 lines
3.1 KiB
from courses.models import Course, Lesson
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from rest_framework.renderers import JSONRenderer
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from rest_framework.response import Response
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from rest_framework.views import APIView
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from courses.serializers import CourseDetailSerializer, CourseTreeSerializer, LessonSerializer
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from progress.models import ProgressLesson
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class TreeView(APIView):
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renderer_classes = (JSONRenderer,)
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status_code = 200
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def get(self, request, slug):
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try:
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course = Course.objects.get(slug=slug)
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return Response(CourseTreeSerializer(course).data, self.status_code)
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except Course.DoesNotExist:
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return Response("Course doesn't exist", status=404)
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class CourseListView(APIView):
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renderer_classes = (JSONRenderer,)
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status_code = 200
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def post(self, request):
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"""
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This API endpoint create/update course.
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---
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parameters:
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- name: level
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type: string
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required: true
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location: form
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- name: direction
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type: string
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required: true
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location: form
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- name: statistic
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type: string
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required: true
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location: form
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...
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"""
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course = Course.objects.update_or_create_course(**request.JSON.dict())
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return Response(CourseDetailSerializer(course).data, status=self.status_code)
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def get(self, request):
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"""
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This API endpoint return list of courses.
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---
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"""
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res = [CourseDetailSerializer(course).data for course in Course.objects.all()]
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return Response(res, self.status_code)
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class LessonDetail(APIView):
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renderer_classes = (JSONRenderer,)
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@staticmethod
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def get(request, token):
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try:
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lesson = Lesson.objects.get(token=token)
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except Lesson.DoesNotExist:
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return Response("Lesson doesn't exist", status=404)
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if not lesson.free and not ProgressLesson.objects.filter(lesson_token=lesson.token).exists():
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previous_lesson = lesson.topic.course.get_previous(lesson)
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if not previous_lesson is None or not ProgressLesson.objects.filter(
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lesson_token=previous_lesson.token, status=ProgressLesson.STATUSES.done).exists():
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return Response("Lesson doesn't access", status=403)
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# TODO: Доделать систему прав на курс
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res = LessonSerializer(lesson).data
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# progress = vertex.course.progress_set.filter(user=request.user)
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# try:
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# if progress.exists():
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# next_vertex = vertex.get_next(progress[0].get_template())
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# if next_vertex:
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# res['next'] = MiniVertexSerializer(next_vertex).data
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# res['is_in_progress'] = vertex in progress[0].get_objects_in_progress()
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# else:
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# res['next'] = MiniVertexSerializer(vertex.get_next(vertex.course.route)).data
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# except Thread.DoesNotExist or Vertex.DoesNotExist:
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# res['next'] = MiniVertexSerializer(vertex.get_next(vertex.course.route)).data
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return Response(res, status=200)
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