gulpfile.coffee

gulp       = require("gulp")
concat     = require("gulp-concat")
shell      = require("gulp-shell")
stylus     = require("gulp-stylus")
jade       = require("gulp-jade")
watch      = require("gulp-watch")
preprocess = require("gulp-preprocess")
args       = require("yargs").argv

gulp.task "concat:js", () ->
  
  map = [
    "./src/app/*.{js}",
    "./src/app/**/*.{js}"
  ]

  gulp.src(map)
    .pipe(concat("app.js"))
    .pipe(preprocess({context: { NODE_ENV: args.production == 1 ? "PRODUCTION" : "DEVELOPMENT"}}))
    .pipe(gulp.dest("./www/js"))

gulp.task "compile:stylus", () ->

  gulp.src("./src/css/main.styl")
    .pipe(stylus())
    .pipe(gulp.dest("./www/css"))

gulp.task "compile:jade", () ->

  gulp.src("./src/templates/index.jade")
    .pipe(jade())
    .pipe(gulp.dest("./www"))

gulp.task "watch:js", () ->
  
  gulp.watch [
    "./src/app/*.{js}", 
    "./src/app/**/*.{js}"
  ], () ->
    gulp.start("concat:js")

gulp.task "watch:jade", () ->
  
  gulp.watch [
    "./src/templates/**/*.jade", 
    "./src/templates/index.jade"
  ], (files) ->
    gulp.start("compile:jade")

gulp.task "build", [ "concat:js", "compile:stylus", "compile:jade" ]
gulp.task "watch", [ "build", "watch:js", "watch:stylus", "watch:jade" ]