custom django command for promo logos

added path vailidity verification and IOError handling

added option to overwrite existing logo and force flag

improved uppon suggestions

mistake correction

fixed string conversion bugs and logical error

corrected path conversion

f

better error handling and corrections

ajout d'une section de documentation pour la feature

copié coller

fixed documentation bullet points

added resampling clean up error handling

removed useless IOError

core/management/commands/add_promo_logo.py

@@ -0,0 +1,41 @@
+import pathlib
+
+from django.apps import apps
+from django.core.management.base import BaseCommand
+from PIL import Image, UnidentifiedImageError
+
+
+class Command(BaseCommand):
+    def add_arguments(self, parser):
+        parser.add_argument("number", type=int)
+        parser.add_argument("path", type=pathlib.Path)
+        parser.add_argument("-f", "--force", action="store_true")
+
+    def handle(self, number: int, path: pathlib.Path, force: int, *args, **options):
+        if not path.exists() or path.is_dir():
+            self.stderr.write(f"{path} is not a file or does not exist")
+            return
+
+        dest_path = (
+            pathlib.Path(apps.get_app_config("core").path)
+            / "static"
+            / "core"
+            / "img"
+            / f"promo_{number}.png"
+        )
+
+        if dest_path.exists() and not force:
+            over = input("File already exists, do you want to overwrite it? (y/N):")
+            if over.lower() != "y":
+                self.stdout.write("exiting")
+                return
+        try:
+            im = Image.open(path)
+            im.resize((120, 120), resample=Image.Resampling.LANCZOS).save(
+                dest_path, format="PNG"
+            )
+            self.stdout.write(
+                f"Promo logo moved and resized successfully at {dest_path}"
+            )
+        except UnidentifiedImageError:
+            self.stderr.write("image cannot be opened and identified.")