const gulp = require('gulp');
const git = require('gulp-git');
const browserSync = require('browser-sync').create();
const webpack = require('webpack-stream');
const named = require('vinyl-named');
const sourcemaps = require('gulp-sourcemaps');
const sass = require('gulp-sass')(require('node-sass'));

/**
 * Default Gulp Tasks
 */
gulp.task('serve', () => {

	browserSync.init({
		proxy: `https://leuvets.test`
	});

	gulp.watch("src/scss/**/*.scss", gulp.parallel('sass'));
	gulp.watch("src/js/**/*.js", gulp.parallel('js'));
	
});

gulp.task('sass', () => 
	gulp.src('src/scss/**/*.scss')
		.pipe(sourcemaps.init())
		.pipe(sass({outputStyle: 'compressed'}).on('error', sass.logError))
		.pipe(sourcemaps.write("."))
		.pipe(gulp.dest('assets/css'))
		.pipe(browserSync.stream())
);

gulp.task('js', () => 
	gulp.src(['src/js/*.js'])
	  .pipe(named())
	  .pipe(webpack({
		mode: 'production',
		module: {
			rules: [
				{
					use: ["babel-loader"]
				}
			]
		}
	}))
	.pipe(gulp.dest('assets/js'))
);
gulp.task('default', gulp.series('sass', 'js', 'serve'));


/**
 * Gulp Deployment Tasks
 * todo: copy only changed files
 */
const deployPath = `_deploy/wp-content/themes/ConexionIntegra`; 

gulp.task('precopy', (cb) => {

	gulp.src([
		'**/*', 
		'!_deploy',
		'!_deploy/**/*',
		'!node_modules', 
		'!node_modules/**/*', 
		'!src', 
		'!src/**/*', 
		'!gulpfile.js', 
		'!package-lock.json', 
		'!package.json', 
		'!README.md'
	]).pipe(gulp.dest(deployPath));

	cb();
	
});

gulp.task('add', () => {
	return gulp.src('./*', {cwd: '_deploy/'}).pipe(git.add({cwd: '_deploy/'}));
});

gulp.task('commit', () => {
	return gulp.src('./*', {cwd: '_deploy/'}).pipe(git.commit('merge', {cwd: '_deploy/'}));
});

gulp.task('push', (cb) => {
  git.push('origin', 'main', {cwd: '_deploy/'}, (err) => {
	if (err) throw err;
  });

  cb();

});


/**
 * Simple sequence for deployment, compiles css/js, copies to folder, add/commits and pushes to wpe
 */
gulp.task('copy', gulp.series('sass', 'js', 'precopy')); 
gulp.task('deploy', gulp.series('add', 'commit', 'push'));