javascript Axios重试

Posted 2021-05-03

import axios from 'axios';

async function sleep(milliseconds) {
	return new Promise(resolve => setTimeout(resolve, milliseconds));
};

export default async function retry(url,
	options,
	maximumRetry = 0,
	attempt = 0,
	delay = 0
) {
	try {
		await sleep(delay);
		const { data } = await axios.request({
			url,
			...options
		});

		return data;
	} catch (e) {
		if (attempt >= maximumRetry) {
			throw e;
		}

		return retry(url, options, maximumRetry, attempt + 1, (delay || 1000) * 1.3);
	}
};

async getChatInfo(appId, previousUrl, metaToken) {
		const res = await retry(
			`${this._serviceURL}/router`,
			{
				headers: {
					PreviousUrl: previousUrl,
					MetaTagToken: metaToken
				},
				params: {
					appId
				},
				withCredentials: true
			}, 3
		);
		return res;
	}

{
  "plugins": ["transform-runtime"],
  "presets": ["es2015", "stage-0"]
}

{
  "name": "ps-chat-webclient",
  "version": "1.7.1-2",
  "description": "Cliente JS responsável por carregar Chats nas aplicações do PagSeguro",
  "main": "dist/main.js",
  "files": [
    "/dist"
  ],
  "dependencies": {
    "axios": "^0.19.0",
    "babel-polyfill": "^6.26.0",
    "babel-preset-es2016": "^6.24.1",
    "babel-runtime": "^6.26.0",
    "promise-polyfill": "^8.1.0"
  },
  "devDependencies": {
    "babel-core": "^6.26.3",
    "babel-loader": "^7.1.5",
    "babel-plugin-transform-runtime": "^6.23.0",
    "babel-preset-es2015": "^6.24.1",
    "babel-preset-stage-0": "^6.24.1",
    "babel-register": "^6.26.0",
    "clean-webpack-plugin": "^1.0.0",
    "copy-webpack-plugin": "^4.6.0",
    "css-loader": "^2.1.0",
    "eslint": "^5.8.0",
    "html-loader": "^0.5.5",
    "html-webpack-plugin": "^3.2.0",
    "mini-css-extract-plugin": "^0.5.0",
    "node-sass": "^4.11.0",
    "nyc": "^13.1.0",
    "sass-loader": "^7.1.0",
    "sinon": "^7.1.1",
    "uglify-js": "^3.4.9",
    "uglifyjs-webpack-plugin": "^2.0.1",
    "webpack": "^4.25.1",
    "webpack-cli": "^3.3.2",
    "webpack-dev-server": "^3.4.1"
  },
  "scripts": {
    "start": "json-server --watch chat.api.mock.json --routes chat.api.mock.custom-routes.json & webpack-dev-server --hot --inline --color --progress --config webpack.dev.config.js --open",
    "build:prod": "webpack -p --mode=production --config webpack.prod.config.js --display verbose",
    "build:qa": "webpack -p --mode=production --config webpack.qa.config.js --display verbose",
    "test": "nyc mocha"
  },
  "nyc": {
    "include": [
      "src/**/*.js",
      "src/*.js"
    ],
    "exclude": [
      "src/vendors/*.js",
      "src/index.js"
    ],
    "reporter": [
      "text-summary",
      "html"
    ],
    "sourceMap": true,
    "instrument": true
  },
  "author": "\"Munich <[e-mail]>",
  "license": "Apache-2.0",
  "publishConfig": {
    "registry": "http://nexus.pagseguro.intranet/repository/npm-pagseguro/"
  }
}

const path = require('path');
const chokidar = require('chokidar');
const CleanWebpackPlugin = require('clean-webpack-plugin');
const UglifyJsPlugin = require('uglifyjs-webpack-plugin');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const CopyWebpackPlugin = require('copy-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const { DefinePlugin } = require('webpack');
const devConfig = require('./build.config.json').develop;

Object.keys(devConfig).forEach(key => {
	devConfig[key] = JSON.stringify(devConfig[key]);
});

module.exports = {
	devServer: {
		before(app, server) {
			chokidar.watch([
				'./src/**/*.html'
			]).on('all', function() {
				server.sockWrite(server.sockets, 'content-changed');
			});
		},
		contentBase: path.resolve(__dirname, './dist'),
		watchOptions: {
			poll: true
		},
		watchContentBase: true,
		compress: true,
		port: 8080,
		publicPath: '/',
		headers: {
			'Access-Control-Allow-Origin': '*',
			'Access-Control-Allow-Methods': 'GET, POST, PUT, DELETE, PATCH, OPTIONS',
			'Access-Control-Allow-Headers': 'Origin, X-Requested-With, Content-Type, Accept',
			'Access-Control-Allow-Credentials': true
		}
	},
	devtool: 'source-maps',
	mode: 'development',
	entry: ['babel-polyfill', 'promise-polyfill/src/polyfill', './src/index.js', './src/styles/index.scss',
		'webpack-dev-server/client?http://localhost:8080',
		'webpack/hot/only-dev-server'
	],
	output: {
		path: path.resolve(__dirname, './dist'),
		filename: 'ps-chat-client.js',
		library: 'bundle_[name]',
		publicPath: './'
	},
	module: {
		rules: [{
			test: /\.js$/,
			exclude: /node_modules/,
			use: {
				loader: 'babel-loader'
			}
		}, {
			test: /\.(scss|sass)$/,
			use: [
				MiniCssExtractPlugin.loader,
				'css-loader',
				'sass-loader'
			]
		}, {
			test: /\.html$/,
			include: path.resolve(__dirname, './src/'),
			use: {
				loader: 'html-loader',
				options: {
					minimize: true,
					interpolate: true,
					collapseWhitespace: true,
					conservativeCollapse: false
				}
			}
		}]
	},
	optimization: {
		minimize: true
	},
	plugins: [
		new CleanWebpackPlugin(['dist']),
		new DefinePlugin(devConfig),
		new UglifyJsPlugin({
			cache: true,
			parallel: true,
			uglifyOptions: {
				compress: {
					drop_console: false
				},
				comments: false,
				ecma: 6,
				mangle: true
			},
			sourceMap: true
		}),
		new MiniCssExtractPlugin({
			filename: 'main.css'
		}),
		new HtmlWebpackPlugin({
			inject: false,
			title: 'Chat Webclient',
			dataChatApp: 'ps-faq',
			template: './src/index.ejs'
		}),
		new CopyWebpackPlugin([{
			from: './src/vendors',
			to: './vendors/',
			force: true,
			toType: 'dir'
		}])
	]
};