Separate route for async image processing

Author: codeguru42

go_capture/urls.py

@@ -21,5 +21,6 @@
 urlpatterns = [
     path('admin/', admin.site.urls),
     path('capture/', views.capture),
+    path('capture_async/', views.capture_async),
     path('health_check/', views.health_check),
 ]

go_capture/views.py

@@ -1,14 +1,32 @@
+import io
 from pathlib import Path
 
 from django.conf import settings
-from django.http import JsonResponse, HttpResponse
+from django.http import JsonResponse, HttpResponse, FileResponse
 from django.views.decorators.http import require_POST, require_GET
 
+from go_capture.sgf.process_image import process_image
 from go_capture.tasks import process_image_task
 
 
 @require_POST
 def capture(request):
+    image_file = request.FILES['image']
+    output_file = io.StringIO()
+    process_image(image_file, output_file)
+    output_file.seek(0)
+    filename = Path(image_file.name).stem
+    return FileResponse(
+        output_file.read(),
+        status=201,
+        filename=f'${filename}.sgf',
+        as_attachment=True,
+        content_type='application/x-go-sgf'
+    )
+
+
+@require_POST
+def capture_async(request):
     image_file = request.FILES['image']
     filename = Path(image_file.name)
     output_path = settings.IMAGES_DIR / filename

requests.http

@@ -11,3 +11,14 @@ Content-Type: image/jpeg
 
 < ./images/whole_board/20220305_144247.jpg
 --WebAppBoundary--
+
+### POST image
+POST {{protocol}}{{host}}:{{port}}/capture_async/
+Content-Type: multipart/form-data; boundary=WebAppBoundary
+
+--WebAppBoundary
+Content-Disposition: form-data; name="image"; filename="board.jpg"
+Content-Type: image/jpeg
+
+< ./images/whole_board/20220305_144247.jpg
+--WebAppBoundary--