78 lines
1.9 KiB
JavaScript
78 lines
1.9 KiB
JavaScript
#!/usr/bin/env node
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/**
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* Check if an element exists on a page and return its properties
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* Usage: node check-element.js <url> <selector>
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* Returns: Compact JSON with element info
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*/
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const { chromium } = require('playwright');
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async function checkElement(url, selector) {
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const browser = await chromium.launch({ headless: true });
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const page = await browser.newPage();
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try {
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await page.goto(url, { waitUntil: 'domcontentloaded', timeout: 30000 });
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// Wait briefly for dynamic content
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await page.waitForTimeout(1000);
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const element = await page.$(selector);
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if (!element) {
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await browser.close();
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return { found: false, selector };
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}
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// Extract only essential information
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const info = await element.evaluate((el) => {
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const rect = el.getBoundingClientRect();
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return {
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found: true,
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tagName: el.tagName,
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text: el.textContent?.trim().substring(0, 100) || '',
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visible: rect.width > 0 && rect.height > 0,
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enabled: !el.disabled,
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attributes: {
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id: el.id || null,
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class: el.className || null,
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type: el.type || null,
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href: el.href || null,
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value: el.value || null
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}
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};
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});
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await browser.close();
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return info;
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} catch (error) {
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await browser.close();
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return {
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found: false,
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error: error.message.substring(0, 100)
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};
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}
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}
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// Main execution
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if (require.main === module) {
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const args = process.argv.slice(2);
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if (args.length < 2) {
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console.log(JSON.stringify({
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error: 'Usage: node check-element.js <url> <selector>'
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}));
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process.exit(1);
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}
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const [url, selector] = args;
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checkElement(url, selector)
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.then(result => console.log(JSON.stringify(result, null, 2)))
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.catch(error => console.log(JSON.stringify({ error: error.message })));
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}
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module.exports = { checkElement };
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