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/*-
* ============LICENSE_START=======================================================
* SDC
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
var gulp = require('gulp');
var fs = require('fs');
var replace = require('gulp-replace');
var clean = require('gulp-clean');
var mkdirp = require('mkdirp');
/**
*
* @param options.outputPath
* @param options.localesPath
* @param options.lang = options.lang
*
* @returns {string}
*/
function composeLocalesDirPath(options) {
return options.outputPath + options.localesPath + options.lang;
}
/**
*
* @param options.outputPath
* @param options.localesPath
* @param options.lang
*
* @returns {string}
*/
function composeLocaleFilePath(options) {
return composeLocalesDirPath(options) + '/locale.json';
}
/**
* @param options
* @param options.outputPath
* @param options.localesPath
* @param options.lang = options.lang
*
*/
function ensureLocalesDir(options) {
return new Promise(function (resolve, reject) {
mkdirp(composeLocalesDirPath(options), function (err) {
if (err) {
reject(err);
}
else {
resolve();
}
});
});
}
/**
*
* @param options
* @param options.outputPath
* @param options.localesPath
* @param options.lang = options.lang
*
*/
function i18nTask(options) {
var i18nJson = {};
function addWord(expr) {
var word = expr.substring('i18n(\''.length, expr.length - 1);
i18nJson[word] = word;
return expr;
}
return ensureLocalesDir(options).then(function () {
return new Promise(function(resolve, reject) {
gulp.src(options.outputPath + '**/*.js', {base: './'})
.pipe(replace(/i18n\('.*?'/g, addWord))
.pipe(clean())
.pipe(gulp.dest('./'))
.on('end', function () {
var i18nJsonWrapper = { dataWrapperArr: ["I18N_IDENTIFIER_START", i18nJson, "I18N_IDENTIFIER_END"] , i18nDataIdx: 1};
fs.writeFile(composeLocaleFilePath(options), JSON.stringify(i18nJsonWrapper), function (err) {
if (err) {
reject(err);
}
else resolve();
});
}).on('error', function (err) {
reject(err);
});
});
});
}
module.exports = i18nTask;
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