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index.js
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index.js
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const path = require('path');
const fs = require('fs');
const { exec } = require('child_process');
const axios = require('axios');
const url = require('url');
const http = require('http');
const https = require('https');
const rootDirectory = process.cwd();
const configFileName = 'wix-preview-tester.config.json';
const configFilePath = path.join(rootDirectory, configFileName);
const delay = (ms) => new Promise((resolve) => setTimeout(resolve, ms));
const maxRetries = 10;
const retryDelay = 3000;
const createAxiosInstance = () => {
return axios.create({
maxRedirects: 0,
validateStatus: (status) => status >= 200 && status < 400,
httpAgent: new http.Agent({ keepAlive: true }),
httpsAgent: new https.Agent({ keepAlive: true }),
});
};
const getFinalURL = async (initialUrl, ua) => {
const instance = createAxiosInstance();
instance.interceptors.request.use((request) => {
console.log('Starting Request: ', request);
return request;
});
instance.interceptors.response.use((response) => {
console.log('Response: ', response);
return response;
});
let response;
let retries = 0;
let currentUrl = initialUrl;
while (retries < maxRetries) {
try {
response = await instance.get(currentUrl, { headers: { 'User-Agent': ua || 'wix-preview-tester' } });
if (response.status === 404) {
console.error('Error: 404 Not Found');
throw new Error('404 Not Found');
}
if (response.status !== 301 && response.status !== 302) break;
currentUrl = response.headers.location;
} catch (error) {
console.error("Error:", error.message);
if (retries < maxRetries - 1) {
console.log(`Retry attempt: ${retries + 1}, Current URL: ${currentUrl}`);
await delay(retryDelay);
retries++;
continue;
} else {
throw error;
}
}
}
const responseURL = response?.request?.res?.responseUrl || response?.request?.responseURL ||
`${response.request.protocol}//${response.request.host}${response.request.path}`;
console.log(`Final resolved URL: ${responseURL}`);
return responseURL;
};
const getQueryParamsFromShortUrl = async (shortUrl, ua) => {
console.log('Getting query params from short URL:', shortUrl);
try {
const finalURL = await getFinalURL(shortUrl, ua);
console.log('Preview URL: ', finalURL);
return url.parse(finalURL, true).query;
} catch (error) {
console.error('Error occurred while getting query params from short URL:', error.message);
throw error;
}
};
const getTestsConfig = () => {
if (!fs.existsSync(configFilePath)) {
return { siteRevision: "", branchId: "" };
}
const configFile = fs.readFileSync(configFilePath, 'utf8');
const config = JSON.parse(configFile);
return config;
};
const getConfig = () => {
try {
const configFile = fs.readFileSync(configFilePath, 'utf8');
return JSON.parse(configFile);
} catch (error) {
if (error.code === 'ENOENT') {
return {};
}
}
};
const setTestsConfig = (config) => {
const configs = getConfig();
const updatedConfigs = {
...configs,
...config,
};
return fs.writeFileSync(
configFilePath,
JSON.stringify(updatedConfigs, null, 2),
);
};
const refreshTestsConfigs = async ({ ua }) => {
const WixPreviewProcess = exec('wix preview --source local', { stdio: 'pipe' });
return new Promise((resolve, reject) => {
WixPreviewProcess.stdout.on('data', async (data) => {
const stringData = data.toString();
if (stringData.includes('Your preview deployment is now available at')) {
const shortenedURL = stringData.substring(stringData.indexOf('http')).trim();
try {
const queryParams = await getQueryParamsFromShortUrl(shortenedURL, ua);
setTestsConfig(queryParams);
resolve(queryParams);
} catch (error) {
reject(error);
}
}
});
WixPreviewProcess.stderr.on('data', (data) => {
reject(data.toString());
});
WixPreviewProcess.on('error', (error) => {
reject(error);
});
});
};
module.exports = {
refreshTestsConfigs,
setTestsConfig,
getTestsConfig,
};