.tmp

    btnUlangi.addEventListener('click', function () {
        // Re-Declare for restart game
        lives = 10,
            score = 0;
        bannerAkhir[0].style.display = "none";
        let batasKiri = 10,
            batasKanan = 280,
            batasAtas = 0,
            batasBawah = 130;
        let ship = {
            x: batasKanan / 2,
            y: batasBawah
        }
        let peluru = [],
            enemy = [];
        for (i = 0; i < 4; i++) {
            enemy[i] = {
                x: 20 + i * 80,
                y: -10,
                die: false,
                score: true
            }
        }
        for (i = 0; i < 4; i++) {
            peluru[i] = {
                x: ship.x + 5,
                y: ship.y + 5,
                status: 'ready',
                baca: false
            }
        }
        init();
        document.addEventListener('keydown', function (anu) {
            switch (anu.code) {
                case "Space":
                    if (peluru[0].status == 'ready') {
                        laserEffect.play()
                        peluru[0].status = 'used';
                    } else if (peluru[1].status == 'ready') {
                        laserEffect.play()
                        peluru[1].status = 'used';
                    } else if (peluru[2].status == 'ready') {
                        laserEffect.play()
                        peluru[2].status = 'used';
                    } else if (peluru[3].status == 'ready') {
                        laserEffect.play()
                        peluru[3].status = 'used';
                    } else {
                        reload();
                    }
                    break;
                case "ArrowRight":
                    if (ship.x < batasKanan) {
                        ship.x += 10;
                    }
                    for (var i = 0; i < peluru.length; i++) {
                        if (peluru[i].status !== "used") {
                            if (peluru[i].x <= batasKanan)
                                peluru[i].x += 10;
                        }
                    }
                    break;
                case "ArrowLeft":
                    if (ship.x > batasKiri) {
                        ship.x -= 10;
                    }
                    for (var i = 0; i < peluru.length; i++) {
                        if (peluru[i].status !== "used") {
                            if (peluru[i].x >= batasKiri + 10)
                                peluru[i].x -= 10;
                        }
                    }
                    break;
                case "ArrowUp":
                    if (ship.y > batasAtas) {
                        ship.y -= 10;
                    }
                    for (var i = 0; i < peluru.length; i++) {
                        if (peluru[i].status !== "used") {
                            if (peluru[i].y > batasAtas + 10)
                                peluru[i].y -= 10;
                        }
                    }
                    break;
                case "ArrowDown":
                    if (ship.y < batasBawah) {
                        ship.y += 10;
                    }
                    for (var i = 0; i < peluru.length; i++) {
                        if (peluru[i].status !== "used") {
                            if (peluru[i].y < batasBawah)
                                peluru[i].y += 10;
                        }
                    }
                    break;
            }
        })
    })