89 lines
No EOL
3 KiB
Python
89 lines
No EOL
3 KiB
Python
from rest_framework import serializers
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from .models import *
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from dj_rest_auth.serializers import LoginSerializer
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from django.contrib.auth import authenticate
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from django.utils.translation import gettext_lazy as _
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from allauth.account.models import EmailAddress
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from dj_rest_auth.registration.serializers import RegisterSerializer
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class CourseSerializer(serializers.ModelSerializer):
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owner_name = serializers.CharField(source='owner.full_name', read_only=True)
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owner_image = serializers.SerializerMethodField()
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students_in_course = serializers.SerializerMethodField()
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class Meta:
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model = Course
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fields = ['id', 'title', 'description', 'is_paid', 'price', 'image', 'owner_name', 'owner_image', 'students_in_course', 'created_at', 'updated_at']
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read_only_fields = ['created_at', 'updated_at']
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def get_owner_image(self, obj):
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request = self.context.get('request')
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if obj.owner.image:
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return request.build_absolute_uri(obj.owner.image.url)
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return None
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def get_students_in_course(self, obj):
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return Enrollment.objects.filter(course=obj).values('student').distinct().count()
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class LessonSerializer(serializers.ModelSerializer):
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module = serializers.PrimaryKeyRelatedField(queryset=Module.objects.all())
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class Meta:
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model = Lesson
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fields = ['id', 'title', 'description', 'content', 'module', 'file']
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class ModuleSerializer(serializers.ModelSerializer):
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lessons = serializers.SerializerMethodField()
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class Meta:
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model = Module
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fields = ['id', 'title', 'description', 'lessons', 'course']
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read_only_fields = ['course', 'lessons']
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def get_lessons(self, obj):
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return obj.lessons.values('id', 'title', 'description')
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class EnrollmentSerializer(serializers.ModelSerializer):
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course_details = serializers.SerializerMethodField()
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class Meta:
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model = Enrollment
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fields = ['id', 'course', 'course_details', 'enrolled_at', 'completed']
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read_only_fields = ['enrolled_at']
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def get_course_details(self, obj):
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course = obj.course
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request = self.context.get('request')
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image_url = course.image.url if course.image else None
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if image_url and request:
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image_url = request.build_absolute_uri(image_url)
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return {
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"id": course.id,
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"title": course.title,
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"description": course.description,
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"image": image_url,
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"is_paid": course.is_paid,
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"price": course.price,
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"rating": course.rating,
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}
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class CertificateSerializer(serializers.ModelSerializer):
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class Meta:
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model = Certificate
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fields = ['student', 'course', 'issued_at', 'certificate_file']
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class PrivateEnrollmentSerializer(serializers.ModelSerializer):
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class Meta:
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model = Enrollment
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fields = ['id', 'course', 'student', 'enrolled_at']
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read_only_fields = ['enrolled_at'] |