Initial commit - Route Commerce platform

supabase/migrations/087_brand_logos_bucket.sql

@@ -0,0 +1,77 @@
+-- Migration 087: Brand Logos Storage Bucket
+--
+-- SETUP REQUIRED (one-time, run manually in Supabase dashboard):
+--   1. Go to Storage → New bucket
+--   2. Name: "brand-logos" | Public: true
+--   3. Allowed MIME types: image/png, image/jpeg, image/webp, image/svg+xml
+--   4. Max file size: 5MB
+--
+-- Files stored at: brand-logos/{brand_id}/logo.png, brand-logos/{brand_id}/logo-dark.png
+
+-- RLS policies for brand-logos bucket
+-- Brand admins can upload/update their own brand's logos
+-- Everyone can read logos (public bucket)
+
+CREATE POLICY IF NOT EXISTS "brand_admin_upload_logo"
+ON storage.objects
+FOR INSERT
+WITH CHECK (
+  bucket_id = 'brand-logos'
+  AND (
+    -- Platform admin can upload to any brand
+    EXISTS (
+      SELECT 1 FROM admin_users au
+      WHERE au.user_id = auth.uid() AND au.role = 'platform_admin'
+    )
+    OR
+    -- Brand admin can upload to their own brand's folder
+    (storage.foldername(name))[1] IN (
+      SELECT au.brand_id::text FROM admin_users au
+      WHERE au.user_id = auth.uid()
+        AND au.role = 'brand_admin'
+    )
+  )
+);
+
+CREATE POLICY IF NOT EXISTS "public_read_logo"
+ON storage.objects
+FOR SELECT
+USING (bucket_id = 'brand-logos');
+
+CREATE POLICY IF NOT EXISTS "brand_admin_update_logo"
+ON storage.objects
+FOR UPDATE
+USING (
+  bucket_id = 'brand-logos'
+  AND (
+    EXISTS (
+      SELECT 1 FROM admin_users au
+      WHERE au.user_id = auth.uid() AND au.role = 'platform_admin'
+    )
+    OR
+    (storage.foldername(name))[1] IN (
+      SELECT au.brand_id::text FROM admin_users au
+      WHERE au.user_id = auth.uid()
+        AND au.role = 'brand_admin'
+    )
+  )
+);
+
+CREATE POLICY IF NOT EXISTS "brand_admin_delete_logo"
+ON storage.objects
+FOR DELETE
+USING (
+  bucket_id = 'brand-logos'
+  AND (
+    EXISTS (
+      SELECT 1 FROM admin_users au
+      WHERE au.user_id = auth.uid() AND au.role = 'platform_admin'
+    )
+    OR
+    (storage.foldername(name))[1] IN (
+      SELECT au.brand_id::text FROM admin_users au
+      WHERE au.user_id = auth.uid()
+        AND au.role = 'brand_admin'
+    )
+  )
+);