gulpfile.js

const gulp = require("gulp");
const sass = require("gulp-sass");
const copy = require("gulp-copy");
const shell = require("gulp-shell");
const clean = require("gulp-clean");
const run = require("child_process").exec;
const zip = require("gulp-zip");
//
const src = "src";
const Gtk2Src = src + "/retrowave/gtk-2.0";
const dest = "dist";
//

gulp.task("gtk2", () => {
  return gulp.src(src + "/**/gtk-2.0/*").pipe(gulp.dest(dest));
});

gulp.task("gtk3", () => {
  return gulp
    .src(src + "/**/gtk-3.0/*.scss")
    .pipe(sass().on("error", sass.logError))
    .pipe(gulp.dest(dest));
});

gulp.task("shell", () => {
  return gulp
    .src(src + "/**/gnome-shell/*.scss")
    .pipe(sass().on("error", sass.logError))
    .pipe(gulp.dest(dest));
});

gulp.task("styles", () => {
  return gulp
    .src(src + "/**/**/*.scss")
    .pipe(sass().on("error", sass.logError))
    .pipe(gulp.dest(dest));
});

gulp.task("assets", () => {
  return gulp.src(src + "/**/**/assets/*").pipe(gulp.dest(dest));
});

gulp.task("zip", () => {
  return gulp.src("dist/**").pipe(zip("theme.zip")).pipe(gulp.dest("."));
});

gulp.task("dev-gtk3", () => {
  return gulp.watch(src + "/**/**/*.scss", (done) => {
    gulp.series(["styles"])(done);
    run("gtk3-widget-factory");
  });
});

gulp.task("dev-gtk2", () => {
  return gulp.watch(src + "/**/gtk-2.0/*", (done) => {
    gulp.series(["gtk2"])(done);
    run("awf-gtk2");
  });
});

gulp.task("clean", function () {
  return gulp.src("./dist").pipe(clean({ force: true }));
});

gulp.task(
  "build",
  gulp.series(gulp.parallel("gtk2", "gtk3", "shell", "assets"))
);