feat: Supported model degradation info. (#1607)

Author: ethanyhou

com.microsoft.copilot.eclipse.core/src/com/microsoft/copilot/eclipse/core/lsp/protocol/CopilotModel.java

@@ -20,6 +20,7 @@ public class CopilotModel {
   private boolean isChatFallback;
   private CopilotModelCapabilities capabilities;
   private CopilotModelBilling billing;
+  private String degradationReason;
   private String providerName;
 
   /**
@@ -152,6 +153,14 @@ public void setBilling(CopilotModelBilling billing) {
     this.billing = billing;
   }
 
+  public String getDegradationReason() {
+    return degradationReason;
+  }
+
+  public void setDegradationReason(String degradationReason) {
+    this.degradationReason = degradationReason;
+  }
+
   public String getProviderName() {
     return providerName;
   }
@@ -173,17 +182,17 @@ public boolean equals(Object obj) {
     }
     CopilotModel other = (CopilotModel) obj;
     return Objects.equals(billing, other.billing) && Objects.equals(capabilities, other.capabilities)
-        && Objects.equals(id, other.id) && isChatDefault == other.isChatDefault
-        && isChatFallback == other.isChatFallback && Objects.equals(modelFamily, other.modelFamily)
-        && Objects.equals(modelName, other.modelName) && Objects.equals(modelPolicy, other.modelPolicy)
-        && preview == other.preview && Objects.equals(scopes, other.scopes)
-        && Objects.equals(providerName, other.providerName);
+        && Objects.equals(degradationReason, other.degradationReason) && Objects.equals(id, other.id)
+        && isChatDefault == other.isChatDefault && isChatFallback == other.isChatFallback
+        && Objects.equals(modelFamily, other.modelFamily) && Objects.equals(modelName, other.modelName)
+        && Objects.equals(modelPolicy, other.modelPolicy) && preview == other.preview
+        && Objects.equals(providerName, other.providerName) && Objects.equals(scopes, other.scopes);
   }
 
   @Override
   public int hashCode() {
-    return Objects.hash(billing, capabilities, id, isChatDefault, isChatFallback, modelFamily, modelName, modelPolicy,
-        preview, scopes, providerName);
+    return Objects.hash(billing, capabilities, degradationReason, id, isChatDefault, isChatFallback, modelFamily,
+        modelName, modelPolicy, preview, providerName, scopes);
   }
 
   @Override
@@ -199,7 +208,9 @@ public String toString() {
     builder.append("isChatFallback", isChatFallback);
     builder.append("capabilities", capabilities);
     builder.append("billing", billing);
+    builder.append("degradationReason", degradationReason);
     builder.append("providerName", providerName);
     return builder.toString();
   }
+
 }

com.microsoft.copilot.eclipse.ui/css/dark.css

@@ -162,7 +162,8 @@
 #chat-history-viewer Label.chat-history-item-current-label,
 #chat-history-viewer Label.chat-history-item-date-label,
 #popup-item-default Label.popup-secondary-text,
-#popup-item-selected Label.popup-secondary-text {
+#popup-item-selected Label.popup-secondary-text,
+#dropdown-popup Label.popup-secondary-text {
 	color: #A4A4A4;
 }
 

com.microsoft.copilot.eclipse.ui/css/light.css

@@ -162,7 +162,8 @@
 #chat-history-viewer Label.chat-history-item-current-label,
 #chat-history-viewer Label.chat-history-item-date-label,
 #popup-item-default Label.popup-secondary-text,
-#popup-item-selected Label.popup-secondary-text {
+#popup-item-selected Label.popup-secondary-text,
+#dropdown-popup Label.popup-secondary-text {
 	color: #808080;
 }
 

com.microsoft.copilot.eclipse.ui/icons/dropdown/dropdown_warning.png

@@ -481,6 +481,7 @@ private void setUpModelPicker(Composite parent) {
   private void setUpChatModePicker(Composite parent) {
     this.modePickerButton = new DropdownButton(parent, SWT.NONE);
     this.modePickerButton.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, false));
+    this.modePickerButton.setToolTipText(Messages.chat_actionBar_modePicker_Tooltip);
     this.modePickerButton.setAccessibilityName("chat mode picker");
     UserPreferenceService userPreferenceService = chatServiceManager.getUserPreferenceService();
     userPreferenceService.bindChatModePicker(this.modePickerButton);

com.microsoft.copilot.eclipse.ui/icons/dropdown/dropdown_warning@2x.png

@@ -5,6 +5,11 @@
 import java.util.List;
 import java.util.Map;
 
+import org.apache.commons.lang3.StringUtils;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.widgets.Display;
+
 import com.microsoft.copilot.eclipse.core.lsp.protocol.CopilotModel;
 import com.microsoft.copilot.eclipse.ui.i18n.Messages;
 import com.microsoft.copilot.eclipse.ui.preferences.ByokPreferencePage;
@@ -13,13 +18,16 @@
 import com.microsoft.copilot.eclipse.ui.swt.ModelHoverContentProvider;
 import com.microsoft.copilot.eclipse.ui.utils.ModelUtils;
 import com.microsoft.copilot.eclipse.ui.utils.PreferencesUtils;
+import com.microsoft.copilot.eclipse.ui.utils.SwtUtils;
 import com.microsoft.copilot.eclipse.ui.utils.UiUtils;
 
 /**
  * Builds model picker dropdown groups for the chat UI.
  */
 public final class ModelPickerGroupsBuilder {
 
+  private static Image warningIcon;
+
   private ModelPickerGroupsBuilder() {
   }
 
@@ -31,8 +39,8 @@ private ModelPickerGroupsBuilder() {
    * @param showByokManageOption whether to include the BYOK manage action
    * @return grouped dropdown items for the model picker
    */
-  public static List<DropdownItemGroup> build(Map<String, CopilotModel> modelMap,
-      boolean showAddPremiumModelOption, boolean showByokManageOption) {
+  public static List<DropdownItemGroup> build(Map<String, CopilotModel> modelMap, boolean showAddPremiumModelOption,
+      boolean showByokManageOption) {
     List<CopilotModel> otherModels = new ArrayList<>();
     List<CopilotModel> standardModels = new ArrayList<>();
     List<CopilotModel> premiumModels = new ArrayList<>();
@@ -79,8 +87,7 @@ public static List<DropdownItemGroup> build(Map<String, CopilotModel> modelMap,
     }
     if (showByokManageOption) {
       actionItems.add(new DropdownItem.Builder().label(Messages.chat_actionBar_modelPicker_manageModels)
-          .onAction(ModelPickerGroupsBuilder::openManageModelsPreferences)
-          .build());
+          .onAction(ModelPickerGroupsBuilder::openManageModelsPreferences).build());
     }
     if (!actionItems.isEmpty()) {
       groups.add(DropdownItemGroup.of(actionItems));
@@ -93,11 +100,34 @@ private static List<DropdownItem> buildModelDropdownItems(List<CopilotModel> mod
     for (CopilotModel model : models) {
       String suffix = ModelUtils.getModelSuffix(model);
       items.add(new DropdownItem.Builder().id(model.getModelName()).label(model.getModelName()).suffix(suffix)
-          .hoverProvider(new ModelHoverContentProvider(model)).build());
+          .icon(resolveModelIcon(model)).hoverProvider(new ModelHoverContentProvider(model)).build());
     }
     return items;
   }
 
+  private static Image resolveModelIcon(CopilotModel model) {
+    if (StringUtils.isBlank(model.getDegradationReason())) {
+      return null;
+    }
+    if (warningIcon == null || warningIcon.isDisposed()) {
+      warningIcon = UiUtils.isDarkTheme()
+          ? UiUtils.buildImageFromPngPath("/icons/dropdown/dropdown_warning_dark.png")
+          : UiUtils.buildImageFromPngPath("/icons/dropdown/dropdown_warning.png");
+      Display display = SwtUtils.getDisplay();
+      if (display != null) {
+        display.addListener(SWT.Dispose, event -> disposeWarningIcons());
+      }
+    }
+    return warningIcon;
+  }
+
+  private static void disposeWarningIcons() {
+    if (warningIcon != null && !warningIcon.isDisposed()) {
+      warningIcon.dispose();
+      warningIcon = null;
+    }
+  }
+
   private static void openManageModelsPreferences() {
     Map<String, Object> parameters = new HashMap<>();
     parameters.put("com.microsoft.copilot.eclipse.commands.openPreferences.activePageId", ByokPreferencePage.ID);

com.microsoft.copilot.eclipse.ui/icons/dropdown/dropdown_warning_dark.png

@@ -6,6 +6,7 @@
 import java.util.Map;
 import java.util.concurrent.ExecutionException;
 
+import org.apache.commons.lang3.StringUtils;
 import org.eclipse.core.databinding.observable.sideeffect.ISideEffect;
 import org.eclipse.core.databinding.observable.value.IObservableValue;
 import org.eclipse.core.databinding.observable.value.WritableValue;
@@ -14,6 +15,7 @@
 import org.eclipse.core.runtime.Status;
 import org.eclipse.core.runtime.jobs.Job;
 import org.eclipse.e4.core.services.events.IEventBroker;
+import org.eclipse.osgi.util.NLS;
 import org.eclipse.ui.PlatformUI;
 import org.osgi.service.event.EventHandler;
 
@@ -34,6 +36,7 @@
 import com.microsoft.copilot.eclipse.core.lsp.protocol.quota.CopilotPlan;
 import com.microsoft.copilot.eclipse.ui.chat.ActionBar;
 import com.microsoft.copilot.eclipse.ui.chat.ModelPickerGroupsBuilder;
+import com.microsoft.copilot.eclipse.ui.i18n.Messages;
 import com.microsoft.copilot.eclipse.ui.swt.DropdownButton;
 import com.microsoft.copilot.eclipse.ui.utils.ModelUtils;
 
@@ -433,6 +436,9 @@ public void bindModelPicker(final DropdownButton picker) {
           return;
         }
         picker.setSelectedItemId(activeModel.getModelName());
+        String suffix = StringUtils.isNotBlank(activeModel.getDegradationReason())
+            ? " - " + activeModel.getDegradationReason() : "";
+        picker.setToolTipText(NLS.bind(Messages.chat_actionBar_modelPicker_Tooltip, suffix));
       });
 
       // Store the side effects for later disposal