chore: group tools, prepare for capabilities (#134)

src/tools/navigate.ts

@@ -0,0 +1,84 @@
+/**
+ * Copyright (c) Microsoft Corporation.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { z } from 'zod';
+import { zodToJsonSchema } from 'zod-to-json-schema';
+
+import type { ToolFactory } from './tool';
+
+const navigateSchema = z.object({
+  url: z.string().describe('The URL to navigate to'),
+});
+
+const navigate: ToolFactory = captureSnapshot => ({
+  schema: {
+    name: 'browser_navigate',
+    description: 'Navigate to a URL',
+    inputSchema: zodToJsonSchema(navigateSchema),
+  },
+  handle: async (context, params) => {
+    const validatedParams = navigateSchema.parse(params);
+    const currentTab = await context.ensureTab();
+    return await currentTab.run(async tab => {
+      await tab.navigate(validatedParams.url);
+    }, {
+      status: `Navigated to ${validatedParams.url}`,
+      captureSnapshot,
+    });
+  },
+});
+
+const goBackSchema = z.object({});
+
+const goBack: ToolFactory = snapshot => ({
+  schema: {
+    name: 'browser_navigate_back',
+    description: 'Go back to the previous page',
+    inputSchema: zodToJsonSchema(goBackSchema),
+  },
+  handle: async context => {
+    return await context.currentTab().runAndWait(async tab => {
+      await tab.page.goBack();
+    }, {
+      status: 'Navigated back',
+      captureSnapshot: snapshot,
+    });
+  },
+});
+
+const goForwardSchema = z.object({});
+
+const goForward: ToolFactory = snapshot => ({
+  schema: {
+    name: 'browser_navigate_forward',
+    description: 'Go forward to the next page',
+    inputSchema: zodToJsonSchema(goForwardSchema),
+  },
+  handle: async context => {
+    return await context.currentTab().runAndWait(async tab => {
+      await tab.page.goForward();
+    }, {
+      status: 'Navigated forward',
+      captureSnapshot: snapshot,
+    });
+  },
+});
+
+export default (captureSnapshot: boolean) => [
+  navigate(captureSnapshot),
+  goBack(captureSnapshot),
+  goForward(captureSnapshot),
+];