update

gnx-react/backend/blog/serializers.py

@@ -0,0 +1,113 @@
+from rest_framework import serializers
+from .models import BlogPost, BlogCategory, BlogAuthor, BlogTag, BlogComment
+
+
+class BlogAuthorSerializer(serializers.ModelSerializer):
+    """Serializer for blog authors"""
+    class Meta:
+        model = BlogAuthor
+        fields = ['id', 'name', 'email', 'bio', 'avatar']
+
+
+class BlogCategorySerializer(serializers.ModelSerializer):
+    """Serializer for blog categories"""
+    posts_count = serializers.SerializerMethodField()
+    
+    class Meta:
+        model = BlogCategory
+        fields = ['id', 'title', 'slug', 'description', 'display_order', 'posts_count']
+    
+    def get_posts_count(self, obj):
+        return obj.posts.filter(published=True).count()
+
+
+class BlogTagSerializer(serializers.ModelSerializer):
+    """Serializer for blog tags"""
+    class Meta:
+        model = BlogTag
+        fields = ['id', 'name', 'slug']
+
+
+class BlogPostListSerializer(serializers.ModelSerializer):
+    """Serializer for blog post list view"""
+    author_name = serializers.CharField(source='author.name', read_only=True)
+    category_title = serializers.CharField(source='category.title', read_only=True)
+    category_slug = serializers.CharField(source='category.slug', read_only=True)
+    thumbnail = serializers.SerializerMethodField()
+    tags = BlogTagSerializer(many=True, read_only=True)
+    
+    class Meta:
+        model = BlogPost
+        fields = [
+            'id', 'title', 'slug', 'excerpt', 'thumbnail', 
+            'author_name', 'category_title', 'category_slug',
+            'tags', 'published_at', 'created_at', 'updated_at',
+            'views_count', 'reading_time', 'featured', 'published'
+        ]
+    
+    def get_thumbnail(self, obj):
+        return obj.get_thumbnail_url
+
+
+class BlogPostDetailSerializer(serializers.ModelSerializer):
+    """Serializer for blog post detail view"""
+    author = BlogAuthorSerializer(read_only=True)
+    category = BlogCategorySerializer(read_only=True)
+    tags = BlogTagSerializer(many=True, read_only=True)
+    thumbnail = serializers.SerializerMethodField()
+    featured_image = serializers.SerializerMethodField()
+    related_posts = serializers.SerializerMethodField()
+    
+    class Meta:
+        model = BlogPost
+        fields = [
+            'id', 'title', 'slug', 'content', 'excerpt',
+            'thumbnail', 'featured_image', 'author', 'category', 'tags',
+            'meta_description', 'meta_keywords',
+            'published', 'featured', 'views_count', 'reading_time',
+            'published_at', 'created_at', 'updated_at', 'related_posts'
+        ]
+    
+    def get_thumbnail(self, obj):
+        return obj.get_thumbnail_url
+    
+    def get_featured_image(self, obj):
+        return obj.get_featured_image_url
+    
+    def get_related_posts(self, obj):
+        """Get related posts from the same category"""
+        related = BlogPost.objects.filter(
+            category=obj.category,
+            published=True
+        ).exclude(id=obj.id)[:3]
+        return BlogPostListSerializer(related, many=True, context=self.context).data
+
+
+class BlogCommentSerializer(serializers.ModelSerializer):
+    """Serializer for blog comments"""
+    replies = serializers.SerializerMethodField()
+    
+    class Meta:
+        model = BlogComment
+        fields = [
+            'id', 'post', 'name', 'email', 'content',
+            'parent', 'is_approved', 'created_at', 'updated_at', 'replies'
+        ]
+        read_only_fields = ['is_approved', 'created_at', 'updated_at']
+    
+    def get_replies(self, obj):
+        """Get nested replies"""
+        if obj.replies.exists():
+            return BlogCommentSerializer(
+                obj.replies.filter(is_approved=True),
+                many=True
+            ).data
+        return []
+
+
+class BlogCommentCreateSerializer(serializers.ModelSerializer):
+    """Serializer for creating blog comments"""
+    class Meta:
+        model = BlogComment
+        fields = ['post', 'name', 'email', 'content', 'parent']
+