Datasets:
roanbrasil
/
devops-gitops-corpus

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import * as fs from "fs/promises";
import * as path from "path";
export const screenshotTool = createTool({
name: "take_screenshot",
description: "Take a screenshot of the current page or a specific element",
parameters: z.object({
url: z.string().url().optional().describe("URL to navigate to (optional if already on a page)"),
fullPage: z.boolean().optional().default(false).describe("Whether to capture the full page"),
selector: z.string().optional().describe("CSS selector for specific element to capture"),
filename: z.string().optional().describe("Custom filename for the screenshot"),
}),
execute: async ({ url, fullPage, selector, filename }, context) => {
const stagehand = await sessionManager.ensureStagehand();
const page = stagehand.page;
if (url) {
await page.goto(url, { waitUntil: "networkidle" });
}
const outputDir = path.join(process.cwd(), "output", "screenshots");
await fs.mkdir(outputDir, { recursive: true });
const timestamp = Date.now();
const finalFilename = filename || `screenshot_${timestamp}.png`;
const filepath = path.join(outputDir, finalFilename);
let screenshot: Buffer;
if (selector) {
const element = await page.$(selector);
if (!element) {
throw new Error(`Element with selector "${selector}" not found`);
}
screenshot = await element.screenshot();
} else {
screenshot = await page.screenshot({ fullPage });
}
await fs.writeFile(filepath, screenshot);
// Persist filepath for downstream tools
context?.context.set("screenshotPath", filepath);
context?.context.set("screenshotFilename", finalFilename);
return {
success: true,
filepath,
filename: finalFilename,
url: page.url(),
fullPage,
selector,
};
},
});
```
</details>
Features:
- Full page or viewport screenshots
- Element-specific captures via CSS selectors
- Automatic output directory saving
- Context sharing with other tools
- Reference images for Gemini generation
### Google Gemini Image Generation Tool
Orchestrates image generation pipeline:
<details>
<summary>Show instagram-ad-gemini.tool.ts</summary>
```typescript
import { Agent, createTool } from "@voltagent/core";
import { z } from "zod";
import { google } from "@ai-sdk/google";
import sharp from "sharp";
import * as fs from "fs/promises";
import * as path from "path";
const creativeBriefAgent = new Agent({
name: "GeminiCreativeBrief",
purpose: "Transform product information into rich Instagram creative direction",
instructions:
"You take raw product inputs and return an inspiring creative direction for an Instagram ad.",
model: google("gemini-2.0-flash-exp"),
});
const imageGenerationAgent = new Agent({
name: "GeminiImageGenerator",
purpose: "Generate high-converting Instagram visuals",
instructions:
"You receive fully prepared prompts and return the best possible Instagram-ready visual output.",
model: google("gemini-2.5-flash-image-preview"),
});
export const generateInstagramAdGeminiTool = createTool({
name: "generate_instagram_ad_gemini",