first commit

app/chrome-extension/entrypoints/background/tools/browser/window.ts

@@ -0,0 +1,54 @@
+import { createErrorResponse, ToolResult } from '@/common/tool-handler';
+import { BaseBrowserToolExecutor } from '../base-browser';
+import { TOOL_NAMES } from 'chrome-mcp-shared';
+
+class WindowTool extends BaseBrowserToolExecutor {
+  name = TOOL_NAMES.BROWSER.GET_WINDOWS_AND_TABS;
+  async execute(): Promise<ToolResult> {
+    try {
+      const windows = await chrome.windows.getAll({ populate: true });
+      let tabCount = 0;
+
+      const structuredWindows = windows.map((window) => {
+        const tabs =
+          window.tabs?.map((tab) => {
+            tabCount++;
+            return {
+              tabId: tab.id || 0,
+              url: tab.url || '',
+              title: tab.title || '',
+              active: tab.active || false,
+            };
+          }) || [];
+
+        return {
+          windowId: window.id || 0,
+          tabs: tabs,
+        };
+      });
+
+      const result = {
+        windowCount: windows.length,
+        tabCount: tabCount,
+        windows: structuredWindows,
+      };
+
+      return {
+        content: [
+          {
+            type: 'text',
+            text: JSON.stringify(result),
+          },
+        ],
+        isError: false,
+      };
+    } catch (error) {
+      console.error('Error in WindowTool.execute:', error);
+      return createErrorResponse(
+        `Error getting windows and tabs information: ${error instanceof Error ? error.message : String(error)}`,
+      );
+    }
+  }
+}
+
+export const windowTool = new WindowTool();