var fs = require('fs');

var del = require('del');

var glob = require('glob');

var path = require('path');

var mkdirp = require('mkdirp');

var gulp = require('gulp');

var babel = require('gulp-babel');

var bump = require('gulp-bump');

var header = require('gulp-header');

var plumber = require('gulp-plumber');

var rename = require('gulp-rename');

var uglify = require('gulp-uglify');

var umd = require('gulp-wrap-umd');

var ThemeUtils = require('./docs/lib/themes');

// Variables

var distDir = './dist';

var pkg = require('./package.json');

var banner = ['/*!', pkg.name, pkg.version, '*/\n'].join(' ');

var umdOptions = {

exports: 'Pace',

namespace: 'Pace'

};

var themeColors = {

black: '#000000',

white: '#ffffff',

silver: '#d6d6d6',

red: '#ee3148',

orange: '#eb7a55',

yellow: '#fcd25a',

green: '#22df80',

blue: '#2299dd',

pink: '#e90f92',

purple: '#7c60e0'

};

// Clean

gulp.task('clean', function() {

del.sync([distDir]);

});

// Javascript

gulp.task('js', function() {

gulp.src('./src/**/*.js')

.pipe(plumber())

.pipe(babel())

.pipe(umd(umdOptions))

.pipe(header(banner))

// Original

.pipe(gulp.dest(distDir))

// Minified

.pipe(uglify())

.pipe(rename({suffix: '.min'}))

.pipe(gulp.dest(distDir));

});

// Themes

gulp.task('themes', function(done) {

glob('templates/*.tmpl.css', function(err, files) {

if (err) throw err;

for (var colorName in themeColors) {

if ({}.hasOwnProperty.call(themeColors, colorName)) {

var color = themeColors[colorName];

files.forEach(function(file) {

var body = ThemeUtils.compileTheme(fs.readFileSync(file).toString(), {color: color});

body = "/* This is a compiled file, you should be editing the file in the templates directory */\n" + body;

var name = path.basename(file);

name = name.replace('.tmpl', '');

var pathname = path.join('./themes', colorName, name);

mkdirp.sync(path.dirname(pathname));

fs.writeFileSync(pathname, body);

});

}

}

done();

});

});

// Version bump

var VERSIONS = ['patch', 'minor', 'major'];

for (var i = 0; i < VERSIONS.length; ++i){

(function(version) {

gulp.task('version:' + version, function() {

gulp.src(['package.json', 'bower.json'])

.pipe(bump({type: version}))

.pipe(gulp.dest('.'));

});

})(VERSIONS[i]);

}

// Watch

gulp.task('watch', ['js', 'themes'], function() {

gulp.watch('./src/**/*', ['js']);

gulp.watch('./templates/**/*', ['themes']);

});

// Defaults

gulp.task('build', ['js', 'themes']);

gulp.task('default', ['build']);