sync from local backup

2026-08-05 23:59:15 +08:00
commit d48ec1747c
358 changed files with 34384 additions and 0 deletions
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+from django.db.models import Q
+from rest_framework.views import APIView
+from rest_framework.permissions import IsAuthenticated
+from rest_framework import status
+from drf_yasg.utils import swagger_auto_schema
+from drf_yasg import openapi
+from learn.models import ChapterRead
+from article.models import Article
+from learn.models import CourseFavorite
+
+from utils.response_codes import create_standardized_response, create_standardized_error_response
+
+success_response = openapi.Response('成功', examples={'application/json': {'code': 10000, 'message': 'success'}})
+unauthorized_response = openapi.Response('未授权', examples={'application/json': {'code': 40101, 'message': '未登录'}})
+
+
+class UserActivityView(APIView):
+    permission_classes = [IsAuthenticated]
+
+    @swagger_auto_schema(
+        tags=['用户'],
+        operation_summary='获取用户活动时间线',
+        operation_description='聚合用户的各种活动（发表文章、收藏、学习进度等），按时间倒序返回',
+        manual_parameters=[
+            openapi.Parameter('page', openapi.IN_QUERY, description='页码', type=openapi.TYPE_INTEGER, default=1),
+            openapi.Parameter('page_size', openapi.IN_QUERY, description='每页数量', type=openapi.TYPE_INTEGER, default=20),
+        ],
+        responses={200: success_response, 401: unauthorized_response},
+    )
+    def get(self, request):
+        user = request.user
+        page = int(request.query_params.get('page', 1))
+        page_size = int(request.query_params.get('page_size', 20))
+
+        activities = []
+
+        # 文章活动
+        articles = Article.objects.filter(author=user, status='published').order_by('-created_at')[:50]
+        for article in articles:
+            activities.append({
+                'id': f'article_{article.id}',
+                'type': 'article',
+                'title': '发表文章',
+                'description': f'发布了《{article.title}》',
+                'target_id': article.id,
+                'target_type': 'article',
+                'created_at': article.created_at.strftime('%Y-%m-%d %H:%M:%S'),
+                'timestamp': int(article.created_at.timestamp()),
+            })
+
+        # 收藏活动
+        favorites = CourseFavorite.objects.filter(user=user).select_related('course').order_by('-created_at')[:50]
+        for fav in favorites:
+            activities.append({
+                'id': f'favorite_{fav.id}',
+                'type': 'favorite',
+                'title': '收藏课程',
+                'description': f'收藏了《{fav.course.title}》',
+                'target_id': fav.course.id,
+                'target_type': 'course',
+                'created_at': fav.created_at.strftime('%Y-%m-%d %H:%M:%S'),
+                'timestamp': int(fav.created_at.timestamp()),
+            })
+
+        # 学习进度
+        reads = ChapterRead.objects.filter(user=user, completed=True).select_related('chapter', 'course').order_by('-completed_at')[:50]
+        for read in reads:
+            activities.append({
+                'id': f'study_{read.id}',
+                'type': 'study',
+                'title': '完成学习',
+                'description': f'完成了《{read.course.title}》- {read.chapter.title}',
+                'target_id': read.chapter.id,
+                'target_type': 'chapter',
+                'created_at': read.completed_at.strftime('%Y-%m-%d %H:%M:%S') if read.completed_at else '',
+                'timestamp': int(read.completed_at.timestamp()) if read.completed_at else 0,
+            })
+
+        # 按时间戳倒序排序
+        activities.sort(key=lambda x: x['timestamp'], reverse=True)
+
+        # 分页
+        total = len(activities)
+        start = (page - 1) * page_size
+        end = start + page_size
+        paginated = activities[start:end]
+
+        return create_standardized_response(
+            data={
+                'activities': paginated,
+                'total': total,
+                'page': page,
+                'page_size': page_size,
+                'has_more': end < total,
+            }
+        )