gulpfile.js

'use strict';

const gulp = require('gulp');
const sequence = require('run-sequence');
const shell = require('gulp-shell');
const plugins = require('gulp-load-plugins');
const del = require('del');
const path = require('path');

// Load gulp plugins
plugins();

gulp.task('clean-js', function () {
	return del('./build/**/*');
});

gulp.task('clean-joltron', function () {
	return del('bin');
});

gulp.task('js', shell.task(['tsc']));

const joltronRepo = 'github.com/gamejolt/joltron';
const gameRunnerRepo = path.join(process.env.GOPATH, 'src', ...joltronRepo.split('/'));
function getExecutable() {
	switch (process.platform) {
		case 'win32':
			return path.join(__dirname, 'bin', 'GameJoltRunner.exe');
		case 'linux':
			return path.join(__dirname, 'bin', 'GameJoltRunner');
		case 'darwin':
			return path.join(__dirname, 'bin', 'GameJoltRunner');
		default:
			throw new Error('Unsupported OS');
	}
}

if (process.platform == 'win32') {
	gulp.task(
		'go-joltron',
		shell.task([
			'cd ' + gameRunnerRepo + ' && build\\build.bat',
			'set CGO_ENABLED= && set GOARCH=',
			'mkdir bin',
			'copy ' + path.join(gameRunnerRepo, 'joltron.exe') + ' ' + getExecutable(),
		])
	);
} else {
	gulp.task(
		'go-joltron',
		shell.task([
			'cd ' + gameRunnerRepo + ' && ./build/build.sh',
			'mkdir bin',
			'cp ' + path.join(gameRunnerRepo, 'joltron') + ' ' + getExecutable(),
		])
	);
}

gulp.task('build-js', gulp.series('clean-js', 'js'));

gulp.task('build-joltron', gulp.series('clean-joltron', 'go-joltron'));

gulp.task('build', gulp.series('build-js', 'build-joltron'));

gulp.task('watch', gulp.series('build', (done) => {
	gulp.watch(['./src/**/*', 'tsconfig.json'], gulp.series('build-js'));
	gulp.watch([gameRunnerRepo + '/**/*.go'], gulp.series('build-joltron'));
	done();
}));