feat: Added model billing info to the popup hover (#1614)

Author: ethanyhou

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

@@ -13,6 +13,7 @@ public class CopilotModel {
   private String modelFamily;
   private String modelName;
   private String id;
+  private String vendor;
   private CopilotModelPolicy modelPolicy;
   private List<String> scopes;
   private boolean preview;
@@ -48,27 +49,62 @@ public String toString() {
     }
   }
 
+  /**
+   * Token limits for the model capabilities.
+   */
+  public record CopilotModelCapabilitiesLimits(int maxInputTokens, int maxOutputTokens,
+      int maxContextWindowTokens) {
+    @Override
+    public String toString() {
+      ToStringBuilder builder = new ToStringBuilder(this);
+      builder.append("maxInputTokens", maxInputTokens);
+      builder.append("maxOutputTokens", maxOutputTokens);
+      builder.append("maxContextWindowTokens", maxContextWindowTokens);
+      return builder.toString();
+    }
+  }
+
   /**
    * Capabilities for the model.
    */
-  public record CopilotModelCapabilities(CopilotModelCapabilitiesSupports supports) {
+  public record CopilotModelCapabilities(CopilotModelCapabilitiesSupports supports,
+      CopilotModelCapabilitiesLimits limits) {
     @Override
     public String toString() {
       ToStringBuilder builder = new ToStringBuilder(this);
       builder.append("supports", supports);
+      builder.append("limits", limits);
+      return builder.toString();
+    }
+  }
+
+  /**
+   * Token prices for billing.
+   */
+  public record CopilotModelBillingTokenPrices(double cachePrice, double inputPrice, double outputPrice,
+      int tokenUnit) {
+    @Override
+    public String toString() {
+      ToStringBuilder builder = new ToStringBuilder(this);
+      builder.append("cachePrice", cachePrice);
+      builder.append("inputPrice", inputPrice);
+      builder.append("outputPrice", outputPrice);
+      builder.append("tokenUnit", tokenUnit);
       return builder.toString();
     }
   }
 
   /**
    * Billing for the model.
    */
-  public record CopilotModelBilling(boolean isPremium, double multiplier) {
+  public record CopilotModelBilling(boolean isPremium, double multiplier,
+      CopilotModelBillingTokenPrices tokenPrices) {
     @Override
     public String toString() {
       ToStringBuilder builder = new ToStringBuilder(this);
       builder.append("isPremium", isPremium);
       builder.append("multiplier", multiplier);
+      builder.append("tokenPrices", tokenPrices);
       return builder.toString();
     }
   }
@@ -97,6 +133,14 @@ public void setId(String id) {
     this.id = id;
   }
 
+  public String getVendor() {
+    return vendor;
+  }
+
+  public void setVendor(String vendor) {
+    this.vendor = vendor;
+  }
+
   public CopilotModelPolicy getModelPolicy() {
     return modelPolicy;
   }
@@ -186,13 +230,14 @@ public boolean equals(Object obj) {
         && 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);
+        && Objects.equals(providerName, other.providerName) && Objects.equals(scopes, other.scopes)
+        && Objects.equals(vendor, other.vendor);
   }
 
   @Override
   public int hashCode() {
     return Objects.hash(billing, capabilities, degradationReason, id, isChatDefault, isChatFallback, modelFamily,
-        modelName, modelPolicy, preview, providerName, scopes);
+        modelName, modelPolicy, preview, providerName, scopes, vendor);
   }
 
   @Override
@@ -201,6 +246,7 @@ public String toString() {
     builder.append("modelFamily", modelFamily);
     builder.append("modelName", modelName);
     builder.append("id", id);
+    builder.append("vendor", vendor);
     builder.append("modelPolicy", modelPolicy);
     builder.append("scopes", scopes);
     builder.append("preview", preview);

com.microsoft.copilot.eclipse.ui.test/src/com/microsoft/copilot/eclipse/ui/utils/ModelUtilsTests.java

@@ -53,4 +53,23 @@ void testConvertByokModelToCopilotModel_withToolCallingCapability() {
     assertTrue(result.getScopes().contains(CopilotScope.CHAT_PANEL));
     assertTrue(result.getScopes().contains(CopilotScope.AGENT_PANEL));
   }
+
+  @Test
+  void testConvertByokModelToCopilotModel_preservesTokenLimits() {
+    ByokModel byokModel = new ByokModel();
+    byokModel.setModelId("gpt-4.1");
+
+    ByokModelCapabilities capabilities = new ByokModelCapabilities();
+    capabilities.setMaxInputTokens(128000);
+    capabilities.setMaxOutputTokens(16000);
+    byokModel.setModelCapabilities(capabilities);
+
+    CopilotModel result = ModelUtils.convertByokModelToCopilotModel(byokModel);
+
+    assertNotNull(result.getCapabilities());
+    assertNotNull(result.getCapabilities().limits());
+    assertEquals(-1, result.getCapabilities().limits().maxContextWindowTokens());
+    assertEquals(128000, result.getCapabilities().limits().maxInputTokens());
+    assertEquals(16000, result.getCapabilities().limits().maxOutputTokens());
+  }
 }