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/*!
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
* or implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
'use strict';
let gulp, replace, Promise, webpack, webpackProductionConfig;
const supportedLanguages = ['en'];
function start(options) {
let promises = [buildIndex(options)];
supportedLanguages.forEach(function (lang) {
promises.push(bundleJS(options, lang));
});
return Promise.all(promises);
}
function bundleJS(options, lang) {
return new Promise(function (resolve, reject) {
let prodConfig = webpackProductionConfig;
prodConfig.resolve.alias.i18nJson = options.outDir + '/i18n/' + lang + '/locale.json';
prodConfig.output.filename = jsFileByLang(options.outFileName, lang);
webpack(prodConfig, function (err, stats) {
console.log('[webpack:build]', stats.toString());
if (err || stats.hasErrors()) {
console.log('bundleJS : Failure!!', '\n -language: ', lang);
reject(err || stats.toJson().errors);
}
else {
console.log('bundleJS : Done', '\n -language: ', lang);
resolve();
}
});
});
}
function buildIndex(options) {
return new Promise(function (resolve, reject) {
// gulp.src returns a stream object
gulp.src(options.outDir + '/index.html')
.pipe(replace(/\/\/<!--prod:delete-->(.|[\r\n])*?<!--\/prod:delete-->/g, ''))//in script occurrences.
.pipe(replace(/<!--prod:delete-->(.|[\r\n])*?<!--\/prod:delete-->/g, ''))//out of script occurrences.
.pipe(replace(/<!--prod:add(-->)?/g, ''))
.pipe(replace(/\/\/<!--prod:supported-langs-->(.|[\r\n])*?<!--\/prod:supported-langs-->/g, supportedLanguages.map(function (val) {
return "'" + val + "'";
}).toString()))
.pipe(gulp.dest(options.outDir))
.on('end', function () {
console.log('buildIndex : Done');
resolve();
})
.on('error', function (e) {
console.log('buildIndex : Failure!!');
reject(e);
});
});
}
function jsFileByLang(fileName, lang) {
return fileName.replace(/.js$/, '_' + lang + '.js');
}
/**
* @param options
* @param options.outFileName optional <default build>
*/
function prodTask(options) {
gulp = require('gulp');
replace = require('gulp-replace');
Promise = require('bluebird');
webpack = require('webpack');
webpackProductionConfig = require('../../../webpack.production');
webpackProductionConfig.module.rules = webpackProductionConfig.module.rules.filter(rule => ((rule.enforce !== 'pre') || (rule.enforce === 'pre' && rule.loader !== 'source-map-loader')));
webpackProductionConfig.module.rules.forEach(loader => {
if (loader.use && loader.use[0].loader === 'style-loader') {
loader.use = loader.use.map(loaderObj => loaderObj.loader.replace('?sourceMap', ''));
}
});
webpackProductionConfig.module.rules.push({test: /config.json$/, use: [{loader:'config-json-loader'}]});
return start({
outFileName: options.outFileName || '[name].js',
outDir: options.outDir
});
}
module.exports = prodTask;
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