feat: ADRF async views (phase1) + native async serializers (phase2) + async cache infra
This commit is contained in:
async-upgrade
@@ -1,5 +1,5 @@
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from django.http import JsonResponse
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from rest_framework.views import APIView
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from adrf.views import APIView
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from rest_framework import status
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from rest_framework.permissions import AllowAny, IsAuthenticated
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from django.db.models import Count, Q
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@@ -19,8 +19,8 @@ class ToolCategoryListView(APIView):
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tags=['工具'],
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responses={200: success_response}
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)
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def get(self, request):
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categories = ToolCategory.objects.prefetch_related('tools').all()
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async def get(self, request):
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categories = [c async for c in ToolCategory.objects.prefetch_related('tools').all()]
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serializer = ToolCategorySerializer(categories, many=True)
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return JsonResponse({
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'success': True,
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@@ -42,7 +42,7 @@ class ToolListView(APIView):
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],
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responses={200: success_response}
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)
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def get(self, request):
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async def get(self, request):
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category_id = request.query_params.get('category_id')
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enabled_only = request.query_params.get('enabled_only', 'true')
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ordering = request.query_params.get('ordering', '')
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@@ -68,18 +68,19 @@ class ToolListView(APIView):
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else:
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tools = tools.order_by('sort_order', '-created_at')
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serializer = ToolSerializer(tools, many=True)
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tool_list = [t async for t in tools]
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serializer = ToolSerializer(tool_list, many=True)
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data = serializer.data
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# 构建 favorites_count 映射
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favorites_count_map = {
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t.id: t.annotated_favorites_count for t in tools
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t.id: t.annotated_favorites_count for t in tool_list
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}
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if request.user.is_authenticated:
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favorite_tool_ids = set(
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ToolFavorite.objects.filter(user=request.user).values_list('tool_id', flat=True)
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)
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favorite_tool_ids = set([
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tid async for tid in ToolFavorite.objects.filter(user=request.user).values_list('tool_id', flat=True)
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])
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for item in data:
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item['is_favorited'] = item['id'] in favorite_tool_ids
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item['favorites_count'] = favorites_count_map.get(item['id'], 0)
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@@ -106,18 +107,18 @@ class ToolDetailView(APIView):
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],
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responses={200: success_response, 404: not_found_response}
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)
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def get(self, request, pk):
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async def get(self, request, pk):
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try:
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tool = Tool.objects.select_related('category').get(pk=pk, is_enabled=True)
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tool = await Tool.objects.select_related('category').aget(pk=pk, is_enabled=True)
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serializer = ToolSerializer(tool)
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data = serializer.data
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if request.user.is_authenticated:
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data['is_favorited'] = ToolFavorite.objects.filter(
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data['is_favorited'] = await ToolFavorite.objects.filter(
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user=request.user, tool=tool
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).exists()
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).aexists()
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else:
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data['is_favorited'] = False
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data['favorites_count'] = ToolFavorite.objects.filter(tool=tool).count()
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data['favorites_count'] = await ToolFavorite.objects.filter(tool=tool).acount()
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return JsonResponse({
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'success': True,
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'data': data
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@@ -141,20 +142,20 @@ class ToolFavoriteToggleView(APIView):
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],
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responses={200: success_response, 401: unauthorized_response, 404: not_found_response}
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)
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def post(self, request, pk):
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tool = Tool.objects.filter(pk=pk, is_enabled=True).first()
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async def post(self, request, pk):
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tool = await Tool.objects.filter(pk=pk, is_enabled=True).afirst()
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if not tool:
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return JsonResponse(
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{'success': False, 'error': '工具不存在'},
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status=status.HTTP_404_NOT_FOUND
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)
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fav, created = ToolFavorite.objects.get_or_create(user=request.user, tool=tool)
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fav, created = await ToolFavorite.objects.aget_or_create(user=request.user, tool=tool)
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if not created:
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fav.delete()
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await fav.adelete()
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is_favorited = False
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else:
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is_favorited = True
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favorites_count = ToolFavorite.objects.filter(tool=tool).count()
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favorites_count = await ToolFavorite.objects.filter(tool=tool).acount()
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return JsonResponse({
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'success': True,
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'data': {
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@@ -174,17 +175,19 @@ class ToolFavoriteListView(APIView):
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tags=['工具'],
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responses={200: success_response, 401: unauthorized_response}
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)
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def get(self, request):
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favorites = ToolFavorite.objects.select_related('tool', 'tool__category').filter(
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async def get(self, request):
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favorites = [fav async for fav in ToolFavorite.objects.select_related(
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'tool', 'tool__category'
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).filter(
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user=request.user,
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tool__is_enabled=True
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).order_by('-created_at')
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).order_by('-created_at')]
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result = []
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for fav in favorites:
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tool_data = ToolSerializer(fav.tool).data
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tool_data['is_favorited'] = True
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tool_data['favorites_count'] = ToolFavorite.objects.filter(tool=fav.tool).count()
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tool_data['favorites_count'] = await ToolFavorite.objects.filter(tool=fav.tool).acount()
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result.append(tool_data)
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return JsonResponse({
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@@ -206,13 +209,13 @@ class ToolUsageIncrementView(APIView):
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],
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responses={200: success_response, 404: not_found_response}
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)
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def post(self, request, pk):
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async def post(self, request, pk):
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try:
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tool = Tool.objects.get(pk=pk, is_enabled=True)
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tool = await Tool.objects.aget(pk=pk, is_enabled=True)
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# 使用F()表达式避免竞态条件
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from django.db.models import F
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Tool.objects.filter(pk=pk).update(usage_count=F('usage_count') + 1)
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tool.refresh_from_db()
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await Tool.objects.filter(pk=pk).aupdate(usage_count=F('usage_count') + 1)
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await tool.arefresh_from_db()
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return JsonResponse({
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'success': True,
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'data': {
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