Website-Template/Memory-Game/memorygame.html at main · Diptenusarkar/Website-Template · GitHub

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<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="UTF-8" />
		<meta http-equiv="X-UA-Compatible" content="IE=edge" />
		<meta name="viewport" content="width=device-width, initial-scale=1.0" />
		<title>Memory Game</title>
        <style>button {
            cursor: pointer;
            margin-top: 5px;
        }
        .item {
            height: 50px;
            cursor: pointer;
            border: 2px solid grey;
            background-color: aliceblue;
        }
        .shake {
            animation: shake 0.8s infinite;
            transform: translate3d(0, 0, 0);
        }

        @keyframes shake {
            0% {
                transform: translateX(0);
            }
            10%,
            30%,
            50%,
            70%,
            90% {
                transform: translateX(-8px);
            }
            20%,
            40%,
            60%,
            80%,
            100% {
                transform: translateX(8px);
            }
        }</style>
	</head>
	<body>
		<h1>Memory Game</h1>
		<div>
			<p>Score: <span id="score"></span></p>
			<p>Highest Score: <span id="highest-score"></span></p>
		</div>
		<div id="container"></div>
		<button id="btn">Run</button>
		<script>function getRandomColor() {
            let letters = "0123456789ABCDEF";
            let color = "#";
            for (let i = 0; i < 6; i++) {
                color += letters[Math.floor(Math.random() * 16)];
            }
            return color;
        }

        function MemoryGame(el, btnEl, size) {
            let container = document.querySelector(el);
            let buttonEl = document.querySelector(btnEl);
            let scoreEl = document.querySelector("#score");
            let highestScoreEl = document.querySelector("#highest-score");
            let blinkCount = 1,
                maxBlinkCount = 3,
                blinkIndexArr = [];
            let score = 0,
                highestScore = 0;

            function setUpItems() {
                let itemsFragment = document.createDocumentFragment();
                for (let i = 0; i < size; i++) {
                    let item = document.createElement("div");
                    item.classList.add("item");
                    item.dataset.i = i;
                    itemsFragment.append(item);
                }
                container.appendChild(itemsFragment);
            }
            function blink(index, color, duration) {
                return new Promise((resolve) => {
                    container.children[index].style.backgroundColor = color;
                    setTimeout(() => {
                        container.children[index].style.backgroundColor = "aliceblue";
                        resolve();
                    }, duration);
                });
            }
            function sleep(ms) {
                return new Promise((resolve) => setTimeout(resolve, ms));
            }
            async function setUpBlick() {
                let color = getRandomColor(),
                    tempIndex;
                blinkIndexArr = [];
                for (let i = 0; i < blinkCount; i++) {
                    tempIndex = Math.floor(Math.random() * size);
                    blinkIndexArr.push(tempIndex);
                    await blink(tempIndex, color, 500);
                    await sleep(500);
                }
            }
            function onClickTile(e) {
                let { i } = e.target.dataset;
                if (i) {
                    if (Number(i) === blinkIndexArr[0]) {
                        rightTileClick(i);
                    } else {
                        looseAndReset();
                    }
                }
            }
            async function rightTileClick(index) {
                blinkIndexArr.shift();
                await blink(index, "gray", 300);
                await sleep(150);
                if (blinkIndexArr.length === 0) {
                    if (blinkCount < maxBlinkCount) blinkCount++;
                    setScores(score + 1);
                    setUpBlick();
                }
            }
            function shake() {
                container.classList.add("shake");
                setTimeout(() => {
                    container.classList.remove("shake");
                }, 200);
            }
            function setScores(newScore, reset = false) {
                score = newScore;
                scoreEl.innerHTML = newScore;
                if (highestScore < newScore || reset) {
                    highestScore = newScore;
                    highestScoreEl.innerHTML = newScore;
                }
            }
            function looseAndReset() {
                blinkCount = 1;
                buttonEl.disabled = false;
                setScores(0);
                shake();
            }
            function runGame() {
                buttonEl.disabled = true;
                setUpBlick();
            }

            container.style.display = "grid";
            container.style.gridTemplateColumns = `repeat(${size}, 50px)`;
            setUpItems();
            setScores(0, true);

            buttonEl.addEventListener("click", runGame);
            container.addEventListener("click", onClickTile);
        }

        new MemoryGame("#container", "#btn", 5);</script>
	</body>
</html>