83 lines
1.9 KiB
JavaScript
83 lines
1.9 KiB
JavaScript
let inputLocked = false;
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function handleKey(e) {
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if (isMoving || inputLocked) return;
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let moved = false;
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const k = e.key;
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if (k === "ArrowLeft" || k === "a" || k === "A") {
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e.preventDefault();
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moved = moveLeft(); }
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else if (k === "ArrowRight" || k === "d" || k === "D") {
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e.preventDefault();
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moved = moveRight(); }
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else if (k === "ArrowUp" || k === "w" || k === "W") {
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e.preventDefault();
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moved = moveUp(); }
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else if (k === "ArrowDown" || k === "s" || k === "S") {
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e.preventDefault();
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moved = moveDown(); }
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if (moved) {
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isMoving = true;
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setTimeout(() => {
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const added = addNewTile();
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if (!added || !canMove()) {
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setTimeout(() => showGameOver(), 300);
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}
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isMoving = false;
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}, 100);
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} else {
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const b = document.getElementById("board");
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if (b) {
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b.classList.add("shake");
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setTimeout(()=>b.classList.remove("shake"), 400);
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}
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}
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}
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let touchStartX = 0;
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let touchStartY = 0;
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document.addEventListener("touchstart", function (e) {
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if (inputLocked) return;
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const t = e.touches[0];
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touchStartX = t.clientX;
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touchStartY = t.clientY;
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}, { passive: true });
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document.addEventListener("touchend", function (e) {
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if (isMoving || inputLocked) return;
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const t = e.changedTouches[0];
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const dx = t.clientX - touchStartX;
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const dy = t.clientY - touchStartY;
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let moved = false;
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if (Math.abs(dx) > Math.abs(dy) && Math.abs(dx) > 30) {
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if (dx > 0) moved = moveRight();
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else moved = moveLeft();
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} else if (Math.abs(dy) > 30) {
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if (dy > 0) moved = moveDown();
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else moved = moveUp();
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}
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if (moved) {
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isMoving = true;
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setTimeout(() => {
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const added = addNewTile();
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if (!added || !canMove()) {
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setTimeout(() => showGameOver(), 300);
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}
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isMoving = false;
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}, 100);
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}
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}, { passive: true }); |