Files
state-corp-backend/src/apps/form_2/api.py

140 lines
4.6 KiB
Python

"""
API формы Ф-2.
Содержит:
- FormF2UploadView - загрузка файла
- FormF2RecordViewSet - просмотр записей
"""
import logging
from apps.core.upload_contracts import (
build_upload_error_response,
build_upload_success_payload,
build_upload_validation_response,
)
from apps.core.viewsets import ReadOnlyViewSet
from apps.form_2.models import FormF2Record
from apps.form_2.serializers import (
FormF2ParseResultSerializer,
FormF2RecordListSerializer,
FormF2RecordSerializer,
FormF2UploadSerializer,
)
from apps.form_2.services import parse_form_f2_file
from apps.form_2.tasks import process_form_f2_file
from rest_framework import status
from rest_framework.parsers import MultiPartParser
from rest_framework.permissions import IsAuthenticated
from rest_framework.response import Response
from rest_framework.views import APIView
logger = logging.getLogger(__name__)
# Порог для фоновой обработки (байты)
BACKGROUND_THRESHOLD = 1024 * 1024 # 1MB
class FormF2UploadView(APIView):
"""
Загрузка файла формы Ф-2.
POST /api/v1/forms/f2/upload/
"""
parser_classes = [MultiPartParser]
def post(self, request):
"""Загрузка и обработка файла."""
serializer = FormF2UploadSerializer(data=request.data)
if not serializer.is_valid():
return build_upload_validation_response(serializer.errors)
file = serializer.validated_data["file"]
report_year = serializer.validated_data["report_year"]
report_quarter = serializer.validated_data.get("report_quarter")
# Для больших файлов - фоновая обработка
if file.size > BACKGROUND_THRESHOLD:
file_content = file.read()
task = process_form_f2_file.delay(
file_content,
file.name,
report_year,
report_quarter,
)
return Response(
build_upload_success_payload(
form="f2",
report_year=report_year,
report_quarter=report_quarter,
status="queued",
job_id=task.id,
),
status=status.HTTP_202_ACCEPTED,
)
# Синхронная обработка
try:
result = parse_form_f2_file(
file,
report_year=report_year,
report_quarter=report_quarter,
)
result_serializer = FormF2ParseResultSerializer(result)
return Response(
build_upload_success_payload(
form="f2",
report_year=report_year,
report_quarter=report_quarter,
status="done",
result=result_serializer.data,
),
status=status.HTTP_200_OK,
)
except Exception as e:
logger.exception("Ошибка обработки файла Ф-2")
return build_upload_error_response(
error_code="processing_error",
error_message=str(e),
status_code=status.HTTP_400_BAD_REQUEST,
)
class FormF2RecordViewSet(ReadOnlyViewSet[FormF2Record]):
"""
ViewSet для записей формы Ф-2.
GET /api/v1/forms/f2/records/ - список записей
GET /api/v1/forms/f2/records/{id}/ - детали записи
"""
queryset = FormF2Record.objects.select_related("organization").filter(
is_active_version=True
)
serializer_class = FormF2RecordSerializer
permission_classes = [IsAuthenticated]
def get_serializer_class(self):
"""Выбор сериализатора в зависимости от действия."""
if self.action == "list":
return FormF2RecordListSerializer
return FormF2RecordSerializer
def get_queryset(self):
"""Фильтрация по batch_id."""
queryset = super().get_queryset()
batch_id = self.request.query_params.get("batch_id")
report_year = self.request.query_params.get("report_year")
report_quarter = self.request.query_params.get("report_quarter")
if batch_id:
queryset = queryset.filter(load_batch=batch_id)
if report_year:
queryset = queryset.filter(report_year=report_year)
if report_quarter:
queryset = queryset.filter(report_quarter=report_quarter)
return queryset