FIX: `auto_image_caption` not always present for current user. (#746)

lib/ai_helper/entry_point.rb

@@ -57,6 +57,16 @@ module DiscourseAi
               scope.user.in_any_groups?(SiteSetting.ai_auto_image_caption_allowed_groups_map)
           end,
         ) { object.auto_image_caption }
+
+        plugin.add_to_serializer(
+          :current_user_option,
+          :auto_image_caption,
+          include_condition: -> do
+            SiteSetting.composer_ai_helper_enabled &&
+              SiteSetting.ai_helper_enabled_features.include?("image_caption") &&
+              scope.user.in_any_groups?(SiteSetting.ai_auto_image_caption_allowed_groups_map)
+          end,
+        ) { object.auto_image_caption }
       end
     end
   end

spec/lib/modules/ai_helper/entry_point_spec.rb

@@ -36,4 +36,15 @@ describe DiscourseAi::AiHelper::EntryPoint do
       )
     end
   end
+
+  it "will include auto_image_caption field in the user_option if image caption is enabled" do
+    assign_fake_provider_to(:ai_helper_model)
+    assign_fake_provider_to(:ai_helper_image_caption_model)
+    SiteSetting.composer_ai_helper_enabled = true
+    SiteSetting.ai_helper_enabled_features = "image_caption"
+    SiteSetting.ai_auto_image_caption_allowed_groups = "10" # tl0
+    serializer = CurrentUserSerializer.new(english_user, scope: Guardian.new(english_user))
+
+    expect(serializer.user_option.auto_image_caption).to eq(false)
+  end
 end

spec/models/user_option_spec.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+RSpec.describe UserOption do
+  before do
+    assign_fake_provider_to(:ai_helper_model)
+    assign_fake_provider_to(:ai_helper_image_caption_model)
+    SiteSetting.composer_ai_helper_enabled = true
+    SiteSetting.ai_helper_enabled_features = "image_caption"
+    SiteSetting.ai_auto_image_caption_allowed_groups = "10" # tl0
+  end
+
+  describe "#auto_image_caption" do
+    it "is present" do
+      expect(described_class.new.auto_image_caption).to eq(false)
+    end
+  end
+end