gulpfile.js

/*!
 * ioBroker gulpfile
 * Date: 2019-01-28
 */
'use strict';

const gulp = require('gulp');
const fs = require('fs');
const pkg = require('./package.json');
const iopackage = require('./io-package.json');
const enTranslations = require('./admin/src/i18n/en.json');
const version = (pkg && pkg.version) ? pkg.version : iopackage.common.version;
const fileName = 'words.js';
const EMPTY = '';
const translate = require('./build/lib/tools').translateText;
const languages = {
    en: {},
    de: {},
    ru: {},
    pt: {},
    nl: {},
    fr: {},
    it: {},
    es: {},
    pl: {},
    'zh-cn': {}
};

async function translateNotExisting(obj, baseText, yandex) {
    let t = obj['en'];
    if (!t) {
        t = baseText;
    }

    if (t) {
        for (let l in languages) {
            if (!obj[l]) {
                const time = new Date().getTime();
                obj[l] = await translate(t, l, yandex);
                console.log('en -> ' + l + ' ' + (new Date().getTime() - time) + ' ms');
            }
        }
    }
}

//TASKS

gulp.task('updatePackages', function (done) {
    iopackage.common.version = pkg.version;
    iopackage.common.news = iopackage.common.news || {};
    if (!iopackage.common.news[pkg.version]) {
        const news = iopackage.common.news;
        const newNews = {};

        newNews[pkg.version] = {
            en: 'news',
            de: 'neues',
            ru: 'новое',
            pt: 'novidades',
            nl: 'nieuws',
            fr: 'nouvelles',
            it: 'notizie',
            es: 'noticias',
            pl: 'nowości',
            'zh-cn': '新'
        };
        iopackage.common.news = Object.assign(newNews, news);
    }
    fs.writeFileSync('io-package.json', JSON.stringify(iopackage, null, 4));
    done();
});

gulp.task('updateReadme', function (done) {
    const readme = fs.readFileSync('README.md').toString();
    const pos = readme.indexOf('## Changelog\n');
    if (pos !== -1) {
        const readmeStart = readme.substring(0, pos + '## Changelog\n'.length);
        const readmeEnd = readme.substring(pos + '## Changelog\n'.length);

        if (readme.indexOf(version) === -1) {
            const timestamp = new Date();
            const date = timestamp.getFullYear() + '-' +
                    ('0' + (timestamp.getMonth() + 1).toString(10)).slice(-2) + '-' +
                    ('0' + (timestamp.getDate()).toString(10)).slice(-2);

            let news = '';
            if (iopackage.common.news && iopackage.common.news[pkg.version]) {
                news += '* ' + iopackage.common.news[pkg.version].en;
            }

            fs.writeFileSync('README.md', readmeStart + '### ' + version + ' (' + date + ')\n' + (news ? news + '\n\n' : '\n') + readmeEnd);
        }
    }
    done();
});

gulp.task('translate', async function (done) {

    let yandex;
    const i = process.argv.indexOf('--yandex');
    if (i > -1) {
        yandex = process.argv[i + 1];
    }

    if (iopackage && iopackage.common) {
        if (iopackage.common.news) {
            console.log('Translate News');
            for (let k in iopackage.common.news) {
                console.log('News: ' + k);
                let nw = iopackage.common.news[k];
                await translateNotExisting(nw, null, yandex);
            }
        }
        if (iopackage.common.titleLang) {
            console.log('Translate Title');
            await translateNotExisting(iopackage.common.titleLang, iopackage.common.title, yandex);
        }
        if (iopackage.common.desc) {
            console.log('Translate Description');
            await translateNotExisting(iopackage.common.desc, null, yandex);
        }

        if (fs.existsSync('./admin/src/i18n/en.json')) {
            let enTranslations = require('./admin/src/i18n/en.json');
            for (let l in languages) {
                console.log('Translate Text: ' + l);
                let existing = {};
                if (fs.existsSync('./admin/src/i18n/' + l + '.json')) {
                    existing = require('./admin/src/i18n/' + l + '.json');
                }
                for (let t in enTranslations) {
                    if (!existing[t]) {
                        existing[t] = await translate(enTranslations[t], l, yandex);
                    }
                }
                fs.writeFileSync('./admin/src/i18n/' + l + '.json', JSON.stringify(existing, null, 4));
            }
        }

    }
    fs.writeFileSync('io-package.json', JSON.stringify(iopackage, null, 4));
});

gulp.task('default', gulp.series('updatePackages', 'updateReadme'));