","scripts": { "build:prod": "gulp build:prod","build:clean": "gulp build:clean","watch:clean": "gulp watch:clean","start": "npm run watch:clean" },"devDependencies": { "autoprefixer": "^6.6.0","babel-eslint": "^7.1.1","babel-preset-latest": "^6.16.0","del": "^2.2.2","gulp": "^3.9.1","gulp-babel": "^6.1.2","gulp-cssnano": "^2.1.2","gulp-eslint": "^3.0.1","gulp-htmlmin": "^3.0.0","gulp-if": "^2.0.2","gulp-jsonlint": "^1.2.0","gulp-jsonminify": "^1.0.0","gulp-less": "^3.3.0","gulp-load-plugins": "^1.4.0","gulp-postcss": "^6.2.0","gulp-rename": "^1.2.2","gulp-sourcemaps": "^2.2.1","gulp-uglify": "^2.0.0","run-sequence": "^1.2.2" } }

let prod = false

// -------------------- Clean --------------------------

gulp.task('clean',() => {
return del(['./dist/**'])
})

// -------------------- Lint ---------------------------

gulp.task('eslint',() => {
return gulp.src(['./src/*/.js'])
.pipe($.eslint())
.pipe($.eslint.format())
.pipe($.eslint.failAfterError())
})

gulp.task('jsonlint',() => {
return gulp.src(['./src/*/.json'])
.pipe($.jsonlint())
.pipe($.jsonlint.reporter())
.pipe($.jsonlint.failAfterError())
})

// -------------------- JSON ---------------------------

gulp.task('json',['jsonlint'],() => {
return gulp.src('./src/*/.json')
.pipe($.if(prod,$.jsonminify()))
.pipe(gulp.dest('./dist'))
})

gulp.task('json:watch',() => {
gulp.watch('./src/*/.json',['json'])
})

// -------------------- Assets --------------------------

gulp.task('assets',() => {
return gulp.src('./src/assets/**')
.pipe(gulp.dest('./dist/assets'))
})

gulp.task('assets:watch',() => {
gulp.watch('./src/assets/**',['assets'])
})

// -------------------- WXML -----------------------------

gulp.task('templates',() => {
return gulp.src('./src/*/.wxml')
.pipe($.if(prod,$.htmlmin({
collapseWhitespace: true,removeComments: true,keepClosingSlash: true
})))
.pipe(gulp.dest('./dist'))
})

gulp.task('templates:watch',() => {
gulp.watch('./src/*/.wxml',['templates'])
})

// -------------------- WXSS ------------------------------

gulp.task('styles',() => {
return gulp.src(['./src/*/.wxss','!./src/styles/**'])
.pipe($.less())
.pipe($.postcss([
autoprefixer([
'iOS >= 8','Android >= 4.1'
])
]))
.pipe($.if(prod,$.cssnano()))
.pipe($.rename((path) => path.extname = '.wxss'))
.pipe(gulp.dest('./dist'))
})

gulp.task('styles:watch',() => {
gulp.watch('./src/*/.wxss',['styles'])
})

// -------------------- JS --------------------------------

gulp.task('scripts',['eslint'],() => {
return gulp.src('./src/*/.js')
.pipe($.babel())
.pipe($.if(prod,$.uglify()))
.pipe(gulp.dest('./dist'))
})

gulp.task('scripts:watch',() => {
gulp.watch('./src/*/.js',['scripts'])
})

// ---------------------------------------------------------

gulp.task('build',[
'json','assets','templates','styles','scripts'
])

gulp.task('watch',[
'json:watch','assets:watch','templates:watch','styles:watch','scripts:watch'
])

gulp.task('build:clean',(callback) => {
runSequence('clean','build',callback)
})

gulp.task('watch:clean',(callback) => {
runSequence('build:clean','watch',callback)
})

gulp.task('build:prod',(callback) => {
prod = true
runSequence('build:clean',callback)
})

gulp.task('default',['watch:clean'])