//@format
const yaml = require("js-yaml");
const fs = require("fs");
const { SITE, PORT, BSREWRITE, PATHS } = loadConfig();
//var server = require('browser-sync').create();
//global.server = server;
const gulp = require("gulp");
const plumber = require("gulp-plumber");
const autoprefixer = require("gulp-autoprefixer");
const sass = require("gulp-sass")(require("sass"));
const browsersync = require("browser-sync").create();
const sourcemaps = require("gulp-sourcemaps");
const cleanCSS = require("gulp-clean-css");
const sassGlob = require("gulp-sass-glob");

function loadConfig() {
  var ymlFile = fs.readFileSync("config.yml", "utf8");
  return yaml.load(ymlFile);
}

// BrowserSync
function bsInit__local(done) {
  browsersync.init({
    logLevel: "debug",
    proxy: SITE.Local.Url,
    //proxy: 'https://d10_dev.lndo.site/',
  });
  done();
}

function bsInit__remote(done) {
  browsersync.init({
    //logLevel: 'debug',
    proxy: SITE.Remote.Url,
    serveStatic: ["."],
    files: PATHS.Watch,
    plugins: ["bs-rewrite-rules"],
    rewriteRules: [
      {
        match: BSREWRITE.Css.Match,
        replace: BSREWRITE.Css.Replace,
      },
      {
        match: BSREWRITE.Js.Match,
        replace: BSREWRITE.Js.Replace,
      },
    ],
  });
  done();
}

// BrowserSync Reload
function bsReload(done) {
  browsersync.reload();
  done();
}

var cp = require("child_process");
function drush() {
  return cp.exec("lando drush cr");
}

// Compile CSS
function styles() {
  "use strict";
  return (
    gulp
      //.src(PATHS.Scss.Dir + '/**/*.scss')
      .src("./css/sass/**/*.scss")
      .pipe(sassGlob())
      .pipe(plumber())
      .pipe(sourcemaps.init())
      .pipe(
        sass
          .sync({
            includePaths: PATHS.Scss.Libraries,
          })
          .on("error", sass.logError)
      )
      //.pipe(cleanCSS())
      .pipe(sourcemaps.write("."))
      //.pipe(gulp.dest(PATHS.Css.Dir))
      .pipe(gulp.dest("./css"))
      .pipe(browsersync.stream())
  );
}

// Watch Files
function watchFiles() {
  "use strict";
  //gulp.watch(PATHS.Scss.Dir + '/**/*.scss', styles);
  gulp.watch("css/sass/**/*.scss", styles);
  gulp.watch("./templates/**/*.twig", drush);
}

// Group complex tasks
const build = gulp.parallel(styles);
const watch_remote = gulp.series(
  styles,
  gulp.parallel(watchFiles, bsInit__remote)
);
const watch_local = gulp.series(
  styles,
  gulp.parallel(watchFiles, bsInit__local)
);

// Export tasks
exports.build = build;
exports.styles = styles;
exports.drush = drush;
exports.watch = watch_remote;
exports.remote = watch_remote;
exports.local = watch_local;
exports.default = watch_remote;