var gulp = require('gulp'),
	changed = require('gulp-changed'),
	pug = require('gulp-pug'),
	minifyhtml = require('gulp-minify-html'),
	notify = require('gulp-notify'),
	sass = require('gulp-ruby-sass');

var config = {
	sassPath: './resources/sass',
	pugPath:  './resources/pug'
}

gulp.task('watch', function() {
	gulp.watch(config.sassPath + '/**/*.scss', ['css']);
	gulp.watch(config.pugPath + '/**/*.pug', ['pug']);
});

gulp.task('default', ['css', 'pug', 'img', 'fonts']);

gulp.task('css', function() {
	return gulp.src(config.sassPath + '/style.scss')
		.pipe(sass({
				style: 'compressed',
				loadPath: [
					'./resources/sass',
					'./node_modules/bootstrap-sass/assets/stylesheets'
				]
			})
			.on('error', notify.onError(function (error) {
				return "Error: " + error.message;
			}))
		)
		.pipe(gulp.dest('./build/assets/css'));
});

gulp.task('pug', function() {
	var src = './resources/pug/finals/**/*.pug',
		dst = './build';

	return gulp.src(src)
		.pipe(changed(dst, {extension: 'html'}))
		.pipe(pug({
			basedir: './resources/pug/include'
		}))
		.pipe(minifyhtml())
		.pipe(gulp.dest(dst));
});

gulp.task('img', function() {
	return gulp.src('./resources/img/*')
		.pipe(gulp.dest('./build/assets/img'));
});

gulp.task('fonts', function() {
	return gulp.src('./resources/fonts/*')
		.pipe(gulp.dest('./build/assets/fonts'));
});