var gulp = require("gulp"),
  gutil = require("gulp-util"),
  concat = require("gulp-concat"),
  notify = require("gulp-notify"),
  del = require("del"),
  coffee = require("gulp-coffee"),
  jasmineBrowser = require("gulp-jasmine-browser"),
  watch = require("gulp-watch");

// Default task
gulp.task("default", function() {
  gulp.start("watch");
  gulp.start("jasmine");
});

// Watch
gulp.task("watch", function() {
  gulp.watch(["./spec_coffee/loco/**/*.coffee"], ["build_specs"]);
});

// Spec

gulp.task("clean_specs", function() {
  return del(["spec/loco/*"]);
});

gulp.task("build_specs", ["clean_specs"], function() {
  return gulp
    .src("./spec_coffee/loco/**/*.coffee")
    .pipe(coffee({ bare: true }).on("error", gutil.log))
    .pipe(gulp.dest("./spec/loco/"))
    .pipe(notify({ message: "Specs are prepared" }));
});

// Clean spec
gulp.task("clean_spec_dir", function() {
  return del(["spec/*"]);
});

// Coffee spec
gulp.task("coffee_spec", ["clean_spec_dir"], function() {
  return gulp
    .src("./spec_coffee/**/*.coffee")
    .pipe(coffee({ bare: true }).on("error", gutil.log))
    .pipe(gulp.dest("./spec/"));
});

// Copy JS spec files
gulp.task("copy_js_spec_files", ["coffee_spec"], function() {
  return gulp.src("./spec_coffee/**/*.js").pipe(gulp.dest("./spec/"));
});

// Concat dummy app
gulp.task("concat_dummy_app", ["copy_js_spec_files"], function() {
  var manifest = [
    "./spec/dummy/locales/base/**/*.js",
    "./spec/dummy/locales/models/**/*.js",
    "./spec/dummy/locales/validators/**/*.js",
    "./spec/dummy/initializers/**/*.js",
    "./spec/dummy/controllers/**/*.js",
    "./spec/dummy/models/**/*.js",
    "./spec/dummy/views/**/*.js",
    "./spec/dummy/templates/**/*.js",
    "./spec/dummy/validators/**/*.js"
  ];
  return gulp
    .src(manifest)
    .pipe(concat("application.js"))
    .pipe(gulp.dest("./spec/dummy/"));
});

gulp.task("jasmine", ["concat_dummy_app"], function() {
  var filesForTest = [
    "spec/helpers/**/*.js",
    "spec/loco/**/*.js",
    "node_modules/loco-js-model/dist/loco-model.js",
    "dist/loco.js",
    "spec/dummy/application.js"
  ];
  return gulp
    .src(filesForTest)
    .pipe(watch(filesForTest))
    .pipe(jasmineBrowser.specRunner())
    .pipe(jasmineBrowser.server({ port: 8888 }));
});