gulp.task('app-js', () =>
  merge2(
      gulp.src('static/src/tpl/*.html'),
      gulp.src([
        'static/src/js/app.js',
        'static/src/js/locale_zh-cn.js',
        'static/src/js/router.js',
        'static/src/js/tools.js',
        'static/src/js/services.js',
        'static/src/js/filters.js',
        'static/src/js/directives.js',
        'static/src/js/controllers.js'
      ])
    )
    .pipe(gulp.dest('static/dist/js/'))

export default (target: string) => {
  const paths = {
    less: [
      './src/less/*.less',
      './src/components/**/*.less',
      `./src/${target}/**/*.less`
    ],
    tbui: [
      './src/less/tb-fonts-variables.less',
      './tools/libs/less/teambition-ui-variables.less',
      './tools/libs/less/teambition-ui-icons.less'
    ]
  }

  const stream = merge2(
    gulp.src(paths.tbui)
      .pipe(concat('tbui.less'))
      .pipe(logError(less())),
    gulp.src(paths.less)
      .pipe(sourcemaps.init({
        loadMaps: true
      }))
      .pipe(logError(less()))
      .pipe(sourcemaps.write())
  )
  .pipe(sourcemaps.init({
    loadMaps: true
  }))
  .pipe(concat('app.css'))
  .pipe(autoprefixer({
    browsers: ['last 2 versions']
  }))
  .pipe(sourcemaps.write())
  .pipe(gulp.dest(`www/css/`))

  return new Promise((resolve, reject) => {
    stream.on('end', () => {
      gutil.log(gutil.colors.yellow('complete less'))
      resolve()
    })
  })
}

export default async function (env: string, target: string, callback?: Function) {
  await buildBundle(env, target)

  const config = require(`../../config/${env}.json`)
  const cdnPrefix = `https://dn-st.teambition.net/${config.cdnNames[target]}`
  const revall = new RevAll({
    prefix: cdnPrefix,
    dontGlobal: [/\/favicon\.ico$/],
    dontRenameFile: [/\.html$/],
    dontUpdateReference: [/\.html$/],
    dontSearchFile: [/lib.js/, /images/]
  })

  const stream = merge2([
    gulp.src([
      `www/index.html`,
      `www/fonts/**`,
      `www/images/**`
    ]),
    gulp.src([
      `www/js/**`
    ])
      .pipe(stripDebug())
      .pipe(uglify())
      .pipe(greplace('/weixin/dev/signature', '/weixin/signature'))
      .pipe(greplace('/weixin/dev/tpl/message', '/weixin/tpl/message'))
      .pipe(greplace('http://"+window.location.host+"/images/teambition.png', '/images/teambition.png'))
      .pipe(greplace('/weixin/dev/', '/weixin/')),
    gulp.src([
      `www/css/**`
    ]).pipe(cssNano({rebase: false})),
  ])
    .pipe(revall.revision())
    .pipe(gulp.dest(`dist`), callback)

  return new Promise((resolve, reject) => {
    stream.on('end', async function() {
      resolve()
    })
  })
}

        'static/src/js/directives.js',
        'static/src/js/controllers.js'
      ])
    )
    .pipe(gulp.dest('static/dist/js/'))
);

const stream1 = gulp.src('*.html');
const stream2 = gulp.src('*.html');
const stream3 = gulp.src('*.html');
const stream4 = gulp.src('*.html');
const stream5 = gulp.src('*.html');
const stream6 = gulp.src('*.html');
const stream7 = gulp.src('*.html');

let stream = merge2([stream1, stream2], stream3, {end: false});

stream.once('queueDrain', () => {
    stream.add(stream4, stream5);
});

// ..
stream.end();

// equal to merge2([stream1, stream2], stream3)
stream = merge2();
stream.add([stream1, stream2]);
stream.add(stream3);

stream.on('data', (data: any) => {
  console.log(data);

task('demos.bundle', function () {
  var tsResult = tsCompile(getTscOptions('es6'), 'system')
    .pipe(babel(babelOptions));

  var swiper = src('src/components/slides/swiper-widget.system.js');

  return merge([tsResult, swiper])
    .pipe(remember('system'))
    .pipe(concat('ionic.system.js'))
    .pipe(dest(`${DIST_NAME}/bundles`))
    .pipe(connect.reload());
});

task('typescript', () => {
  let project = createProject('tsconfig.json');

  const {js, dts} = project.src()
    .pipe(newer(`${PATH_COMMON.SRC}/**/*`))
    .pipe(sourcemaps.init())
    .pipe(project());
  return merge([
    js.pipe(dest(PATH_COMMON.DIST)),
    dts.pipe(dest(PATH_COMMON.DIST)),
  ]);
});

  /**
   * Typescript compile task
   */
  @Task('ts::compile')
  tscompile(): any {
    let sourcepaths = ['typings/main.d.ts'];
    sourcepaths.push(this.config.paths.source);
    var tsResult = gulp.src(sourcepaths)
      .pipe(plumber())
      .pipe(ts(this.tsProject));

    return merge([
      tsResult.dts.pipe(gulp.dest('definitions')),
      tsResult.js.pipe(gulp.dest(this.config.paths.dist))
    ]);
  }

task('e2e.build', function () {
  var indexTemplate = template(
    readFileSync(`${SCRIPTS_ROOT}/${E2E_NAME}/e2e.template.dev.html`).toString()
  )({
    buildConfig: buildConfig
  });

  // Get each test folder with src
  var tsResult = src([
    'src/components/*/test/*/**/*.ts',
    '!src/components/*/test/*/**/*.spec.ts'
  ])
    .pipe(cache('e2e.ts'))
    .pipe(tsc(getTscOptions(), undefined, tscReporter))
    .on('error', function (error) {
      console.log(error.message);
    })
    .pipe(gulpif(/app-module.js$/, createIndexHTML()))
    .pipe(gulpif(/e2e.js$/, createPlatformTests()));

  var testFiles = src([
    'src/components/*/test/*/**/*',
    '!src/components/*/test/*/**/*.ts'
  ])
    .pipe(cache('e2e.files'));

  return merge([
    tsResult,
    testFiles
  ])
    .pipe(rename(function (file) {
      file.dirname = file.dirname.replace(sep + 'test' + sep, sep);
    }))
    .pipe(dest(DIST_E2E_ROOT))
    .pipe(connect.reload());

  function createIndexHTML() {
    return obj(function (file, enc, next) {
      this.push(new VinylFile({
        base: file.base,
        contents: new Buffer(indexTemplate),
        path: join(dirname(file.path), 'index.html'),
      }));
      next(null, file);
    });
  }

  function createPlatformTests() {
    let platforms = [
      'android',
      'ios',
      'windows'
    ];

    let testTemplate = template(readFileSync(`${SCRIPTS_ROOT}/${E2E_NAME}/e2e.template.js`).toString());

    return obj(function (file, enc, next) {
      let self = this;

      let relativePath = dirname(file.path.replace(/^.*?src(\/|\\)components(\/|\\)/, ''));
      relativePath = relativePath.replace('/test/', '/');

      let contents = file.contents.toString();
      platforms.forEach(function (platform) {
        let platformContents = testTemplate({
          contents: contents,
          buildConfig: buildConfig,
          relativePath: relativePath,
          platform: platform
        });
        self.push(new VinylFile({
          base: file.base,
          contents: new Buffer(platformContents),
          path: file.path.replace(/e2e.js$/, platform + '.e2e.js')
        }));
      });
      next();
    });
  }
});