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'use strict';
/* paths to source files (src), to ready files (build), as well as to those whose changes need to be monitored (watch) */
var path = {
build: {
html: 'assets/build/',
js: 'assets/build/js/',
wasm: 'assets/build/js/',
css: 'assets/build/css/',
img: 'assets/build/img/',
fonts: 'assets/build/fonts/'
},
src: {
html: 'assets/src/*.html',
js: 'assets/src/js/*.js',
style: 'assets/src/style/main.scss',
img: 'assets/src/img/**/*.*',
fonts: 'assets/src/fonts/**/*.*',
wasm: 'assets/src/js/*.*'
},
watch: {
html: 'assets/src/**/*.html',
js: 'assets/src/js/**/*.js',
css: 'assets/src/style/**/*.scss',
img: 'assets/src/img/**/*.*',
fonts: 'assets/srs/fonts/**/*.*'
},
clean: './assets/build/*'
};
/* настройки сервера */
var config = {
server: {
baseDir: './assets/build'
},
notify: false
};
/* include gulp and plugins */
var gulp = require('gulp'), // include Gulp
webserver = require('browser-sync'), // server for work and automatic page updates
plumber = require('gulp-plumber'), // bug tracking module
rigger = require('gulp-rigger'), // a module to import the contents of one file into another
sourcemaps = require('gulp-sourcemaps'), // module for generating a map of source files
sass = require('gulp-sass'), // module for compiling SASS (SCSS) to CSS
autoprefixer = require('gulp-autoprefixer'), // module for automatic installation of auto-prefixes
cleanCSS = require('gulp-clean-css'), // CSS minification plugin
uglify = require('gulp-uglify'), // JavaScript minification module
cache = require('gulp-cache'), // module for caching
imagemin = require('gulp-imagemin'), // plugin for compressing PNG, JPEG, GIF and SVG images
jpegrecompress = require('imagemin-jpeg-recompress'), // jpeg compression plugin
pngquant = require('imagemin-pngquant'), // png compression plugin
del = require('del'), // plugin for deleting files and directories
rename = require('gulp-rename');
/* tasks */
// start the server
gulp.task('webserver', function () {
webserver(config);
});
// compile html
gulp.task('html:build', function () {
return gulp.src(path.src.html) // selection of all html files in the specified path
.pipe(plumber()) // error tracking
.pipe(rigger()) // attachment import
.pipe(gulp.dest(path.build.html)) // uploading ready files
.pipe(webserver.reload({ stream: true })); // server reboot
});
// compile styles
gulp.task('css:build', function () {
return gulp.src(path.src.style) // get main.scss
.pipe(plumber()) // for bug tracking
.pipe(sourcemaps.init()) // initialize sourcemap
.pipe(sass()) // scss -> css
.pipe(autoprefixer()) // add prefix
.pipe(gulp.dest(path.build.css))
.pipe(rename({ suffix: '.min' }))
.pipe(cleanCSS()) // minimize CSS
.pipe(sourcemaps.write('./')) // write sourcemap
.pipe(gulp.dest(path.build.css)) // output to build
.pipe(webserver.reload({ stream: true })); // server restart
});
// compile js
gulp.task('js:build', function () {
return gulp.src(path.src.js) // get file main.js
.pipe(plumber()) // for bug tracking
.pipe(rigger()) // import all files to main.js
.pipe(gulp.dest(path.build.js))
.pipe(rename({ suffix: '.min' }))
.pipe(sourcemaps.init()) //initialize sourcemap
.pipe(uglify()) // minimize js
.pipe(sourcemaps.write('./')) // write sourcemap
.pipe(gulp.dest(path.build.js)) // put ready file
.pipe(webserver.reload({ stream: true })); // server restart
});
gulp.task('wasm:build', function () {
return gulp.src(path.src.wasm)
.pipe(gulp.dest(path.build.wasm))
.pipe(webserver.reload({stream: true}))
});
// move fonts
gulp.task('fonts:build', function () {
return gulp.src(path.src.fonts)
.pipe(gulp.dest(path.build.fonts));
});
// image processing
gulp.task('image:build', function () {
return gulp.src(path.src.img) // path to image source
.pipe(cache(imagemin([ // image compression
imagemin.gifsicle({ interlaced: true }),
jpegrecompress({
progressive: true,
max: 90,
min: 80
}),
pngquant(),
imagemin.svgo({ plugins: [{ removeViewBox: false }] })
])))
.pipe(gulp.dest(path.build.img)); // output ready files
});
// remove catalog build
gulp.task('clean:build', function () {
return del(path.clean);
});
// clear cache
gulp.task('cache:clear', function () {
cache.clearAll();
});
// assembly
gulp.task('build',
gulp.series('clean:build',
gulp.parallel(
'html:build',
'css:build',
'js:build',
'fonts:build',
'image:build',
'wasm:build'
)
)
);
// launching tasks when files change
gulp.task('watch', function () {
gulp.watch(path.watch.html, gulp.series('html:build'));
gulp.watch(path.watch.css, gulp.series('css:build'));
gulp.watch(path.watch.js, gulp.series('js:build'));
gulp.watch(path.watch.img, gulp.series('image:build'));
gulp.watch(path.watch.fonts, gulp.series('fonts:build'));
});
// default tasks
gulp.task('default', gulp.series(
'build',
gulp.parallel('webserver','watch')
));
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