Provider merchants enhancement (#1254)

* Add AI merchant enhancement and dedup

* Enhancements

Add error if job is already running
add note that we also merge merchants

* Allow updating provider website

* Review fixes

* Update provider_merchant.rb

* Linter and fixes

* FIX transaction quick menu modal

app/controllers/family_merchants_controller.rb

@@ -17,6 +17,9 @@ class FamilyMerchantsController < ApplicationController
     assigned_ids = @provider_merchants.pluck(:id)
     @unlinked_merchants = ProviderMerchant.where(id: recently_unlinked_ids - assigned_ids).alphabetically
 
+    @enhanceable_count = @provider_merchants.where(website_url: [ nil, "" ]).count
+    @llm_available = Provider::Registry.get_provider(:openai).present?
+
     render layout: "settings"
   end
 
@@ -42,11 +45,21 @@ class FamilyMerchantsController < ApplicationController
 
   def update
     if @merchant.is_a?(ProviderMerchant)
-      # Convert ProviderMerchant to FamilyMerchant for this family only
-      @family_merchant = @merchant.convert_to_family_merchant_for(Current.family, merchant_params)
-      respond_to do |format|
-        format.html { redirect_to family_merchants_path, notice: t(".converted_success") }
-        format.turbo_stream { render turbo_stream: turbo_stream.action(:redirect, family_merchants_path) }
+      if merchant_params[:name].present? && merchant_params[:name] != @merchant.name
+        # Name changed — convert ProviderMerchant to FamilyMerchant for this family only
+        @family_merchant = @merchant.convert_to_family_merchant_for(Current.family, merchant_params)
+        respond_to do |format|
+          format.html { redirect_to family_merchants_path, notice: t(".converted_success") }
+          format.turbo_stream { render turbo_stream: turbo_stream.action(:redirect, family_merchants_path) }
+        end
+      else
+        # Only website changed — update the ProviderMerchant directly
+        @merchant.update!(merchant_params.slice(:website_url))
+        @merchant.generate_logo_url_from_website!
+        respond_to do |format|
+          format.html { redirect_to family_merchants_path, notice: t(".success") }
+          format.turbo_stream { render turbo_stream: turbo_stream.action(:redirect, family_merchants_path) }
+        end
       end
     elsif @merchant.update(merchant_params)
       respond_to do |format|
@@ -72,6 +85,19 @@ class FamilyMerchantsController < ApplicationController
     end
   end
 
+  def enhance
+    cache_key = "enhance_provider_merchants:#{Current.family.id}"
+
+    already_running = !Rails.cache.write(cache_key, true, expires_in: 10.minutes, unless_exist: true)
+
+    if already_running
+      return redirect_to family_merchants_path, alert: t(".already_running")
+    end
+
+    EnhanceProviderMerchantsJob.perform_later(Current.family)
+    redirect_to family_merchants_path, notice: t(".success")
+  end
+
   def merge
     @merchants = all_family_merchants
   end