chromium/examples/aws-sam/hello-world/app.ts

48 lines
1.6 KiB
TypeScript

import { APIGatewayProxyEvent, APIGatewayProxyResult } from 'aws-lambda';
import chromium from '@sparticuz/chromium';
import puppeteer from 'puppeteer-core';
/**
*
* Event doc: https://docs.aws.amazon.com/apigateway/latest/developerguide/set-up-lambda-proxy-integrations.html#api-gateway-simple-proxy-for-lambda-input-format
* @param {Object} event - API Gateway Lambda Proxy Input Format
*
* Return doc: https://docs.aws.amazon.com/apigateway/latest/developerguide/set-up-lambda-proxy-integrations.html
* @returns {Object} object - API Gateway Lambda Proxy Output Format
*
*/
export const lambdaHandler = async (event: APIGatewayProxyEvent): Promise<APIGatewayProxyResult> => {
const browser = await puppeteer.launch({
args: chromium.args,
defaultViewport: chromium.defaultViewport,
executablePath: await chromium.executablePath('/opt/nodejs/node_modules/@sparticuz/chromium/bin'),
headless: chromium.headless,
ignoreHTTPSErrors: true,
});
const page = await browser.newPage();
await page.goto("https://example.com");
const pageTitle = await page.title();
await browser.close();
let response: APIGatewayProxyResult;
try {
response = {
statusCode: 200,
body: JSON.stringify({
message: pageTitle,
}),
};
} catch (err: unknown) {
console.error(err);
response = {
statusCode: 500,
body: JSON.stringify({
message: err instanceof Error ? err.message : 'some error happened',
}),
};
}
return response;
};