feat(vscode-ide-companion): 新增共享 UI 组件 FileLink

- 新增 FileLink 组件用于显示文件链接
- 更新 LayoutComponents 增加通用布局组件
- 新增 utils.ts 提供工具函数

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

packages/vscode-ide-companion/src/webview/components/toolcalls/shared/LayoutComponents.tsx

@@ -7,6 +7,7 @@
  */
 
 import type React from 'react';
+import { FileLink } from '../../shared/FileLink.js';
 
 /**
  * Props for ToolCallCard wrapper
@@ -20,11 +21,11 @@ interface ToolCallCardProps {
  * Main card wrapper with icon
  */
 export const ToolCallCard: React.FC<ToolCallCardProps> = ({
-  icon,
+  icon: _icon,
   children,
 }) => (
   <div className="tool-call-card">
-    <div className="tool-call-icon">{icon}</div>
+    {/* <div className="tool-call-icon">{icon}</div> */}
     <div className="tool-call-grid">{children}</div>
   </div>
 );
@@ -95,15 +96,12 @@ interface LocationsListProps {
 }
 
 /**
- * List of file locations
+ * List of file locations with clickable links
  */
 export const LocationsList: React.FC<LocationsListProps> = ({ locations }) => (
-  <>
+  <div className="locations-list">
     {locations.map((loc, idx) => (
-      <div key={idx}>
-        {loc.path}
-        {loc.line !== null && loc.line !== undefined && `:${loc.line}`}
-      </div>
+      <FileLink key={idx} path={loc.path} line={loc.line} showFullPath={true} />
     ))}
-  </>
+  </div>
 );

packages/vscode-ide-companion/src/webview/components/toolcalls/shared/utils.ts

@@ -76,6 +76,41 @@ export const getKindIcon = (kind: string): string => {
 export const shouldShowToolCall = (kind: string): boolean =>
   !kind.includes('internal');
 
+/**
+ * Check if a tool call has actual output to display
+ * Returns false for tool calls that completed successfully but have no visible output
+ */
+export const hasToolCallOutput = (
+  toolCall: import('./types.js').ToolCallData,
+): boolean => {
+  // Always show failed tool calls (even without content)
+  if (toolCall.status === 'failed') {
+    return true;
+  }
+
+  // Show if there are locations (file paths)
+  if (toolCall.locations && toolCall.locations.length > 0) {
+    return true;
+  }
+
+  // Show if there is content
+  if (toolCall.content && toolCall.content.length > 0) {
+    const grouped = groupContent(toolCall.content);
+    // Has any meaningful content?
+    if (
+      grouped.textOutputs.length > 0 ||
+      grouped.errors.length > 0 ||
+      grouped.diffs.length > 0 ||
+      grouped.otherData.length > 0
+    ) {
+      return true;
+    }
+  }
+
+  // No output, don't show
+  return false;
+};
+
 /**
  * Group tool call content by type to avoid duplicate labels
  */