why is one working and the other isn't
This commit is contained in:
parent
c8457d3b1c
commit
cd401ee5b6
2 changed files with 147 additions and 182 deletions
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@ -1,156 +1,95 @@
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// testing from old tutorial
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"use strict";
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const cvs = document.getElementById("snake");
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const ctx = cvs.getContext("2d");
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const box = 20;
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// create the unit
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const box = 32;
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// load images
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const ground = new Image();
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ground.src = "img/ground.png";
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const foodImg = new Image();
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foodImg.src = "img/food.png";
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// load audio files
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let dead = new Audio();
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let eat = new Audio();
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let up = new Audio();
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let right = new Audio();
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let left = new Audio();
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let down = new Audio();
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dead.src = "audio/dead.mp3";
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eat.src = "audio/eat.mp3";
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up.src = "audio/up.mp3";
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right.src = "audio/right.mp3";
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left.src = "audio/left.mp3";
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down.src = "audio/down.mp3";
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// create the snake
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let snake = [];
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snake[0] = {
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x: 9 * box,
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y: 10 * box,
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};
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// create the food
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let snake = [{ x: 9 * box, y: 10 * box }];
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let food = {
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x: Math.floor(Math.random() * 17 + 1) * box,
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y: Math.floor(Math.random() * 15 + 3) * box,
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x: Math.floor(Math.random() * 19 + 1) * box,
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y: Math.floor(Math.random() * 19 + 1) * box,
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};
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// create the score var
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let score = 0;
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//control the snake
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let d;
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let game;
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document.addEventListener("keydown", direction);
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function direction(event) {
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let key = event.keyCode;
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if (key == 37 && d != "RIGHT") {
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left.play();
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d = "LEFT";
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} else if (key == 38 && d != "DOWN") {
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d = "UP";
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up.play();
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} else if (key == 39 && d != "LEFT") {
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d = "RIGHT";
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right.play();
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} else if (key == 40 && d != "UP") {
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d = "DOWN";
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down.play();
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}
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if ((key == 37 || key == 65) && d != "RIGHT") d = "LEFT";
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else if ((key == 38 || key == 87) && d != "DOWN") d = "UP";
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else if ((key == 39 || key == 68) && d != "LEFT") d = "RIGHT";
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else if ((key == 40 || key == 83) && d != "UP") d = "DOWN";
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}
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// cheack collision function
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function collision(head, array) {
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for (let i = 0; i < array.length; i++) {
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if (head.x == array[i].x && head.y == array[i].y) {
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return true;
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}
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}
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return false;
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return array.some((part) => head.x == part.x && head.y == part.y);
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}
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// draw everything to the canvas
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function draw() {
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ctx.drawImage(ground, 0, 0);
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ctx.fillStyle = "#0f380f";
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ctx.fillRect(0, 0, cvs.width, cvs.height);
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ctx.fillStyle = "red";
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ctx.fillRect(food.x, food.y, box, box);
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for (let i = 0; i < snake.length; i++) {
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ctx.fillStyle = i == 0 ? "green" : "white";
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ctx.fillStyle = i == 0 ? "lime" : "white";
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ctx.fillRect(snake[i].x, snake[i].y, box, box);
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ctx.strokeStyle = "red";
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ctx.strokeStyle = "black";
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ctx.strokeRect(snake[i].x, snake[i].y, box, box);
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}
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ctx.drawImage(foodImg, food.x, food.y);
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// old head position
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let snakeX = snake[0].x;
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let snakeY = snake[0].y;
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// which direction
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if (d == "LEFT") snakeX -= box;
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if (d == "UP") snakeY -= box;
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if (d == "RIGHT") snakeX += box;
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if (d == "DOWN") snakeY += box;
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// if the snake eats the food
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if (snakeX == food.x && snakeY == food.y) {
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score++;
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eat.play();
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food = {
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x: Math.floor(Math.random() * 17 + 1) * box,
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y: Math.floor(Math.random() * 15 + 3) * box,
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x: Math.floor(Math.random() * 19 + 1) * box,
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y: Math.floor(Math.random() * 19 + 1) * box,
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};
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// we don't remove the tail
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} else {
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// remove the tail
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snake.pop();
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}
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// add new Head
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let newHead = {
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x: snakeX,
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y: snakeY,
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};
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// game over
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let newHead = { x: snakeX, y: snakeY };
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if (
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snakeX < box ||
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snakeX > 17 * box ||
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snakeY < 3 * box ||
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snakeY > 17 * box ||
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snakeX < 0 ||
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snakeX >= cvs.width ||
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snakeY < 0 ||
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snakeY >= cvs.height ||
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collision(newHead, snake)
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) {
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clearInterval(game);
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dead.play();
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document.getElementById("restartBtn").style.display = "block";
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return;
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}
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snake.unshift(newHead);
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ctx.fillStyle = "white";
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ctx.font = "45px Changa one";
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ctx.fillText(score, 2 * box, 1.6 * box);
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ctx.font = "20px Arial";
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ctx.fillText("Score: " + score, 10, 20);
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}
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// call draw function every 100 ms
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function restartGame() {
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snake = [{ x: 9 * box, y: 10 * box }];
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food = {
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x: Math.floor(Math.random() * 19 + 1) * box,
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y: Math.floor(Math.random() * 19 + 1) * box,
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};
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score = 0;
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d = "";
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document.getElementById("restartBtn").style.display = "none";
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game = setInterval(draw, 150);
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}
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let game = setInterval(draw, 100);
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document.getElementById("restartBtn").addEventListener("click", restartGame);
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game = setInterval(draw, 150);
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@ -3,106 +3,140 @@
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>Snake Game</title>
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<title>Snake Game - GameBoy Style</title>
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<style>
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/* Base Reset */
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body,
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html {
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margin: 0;
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padding: 0;
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font-family: monospace;
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background-color: #3a2d56;
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display: flex;
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justify-content: center;
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align-items: center;
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height: 100vh;
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}
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/* GameBoy Layout */
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.gameboy {
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background-color: #5f4c82;
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width: 441px;
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height: 735px;
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border-radius: 20px;
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box-shadow: 0 8px 16px rgba(0, 0, 0, 0.6);
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display: flex;
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flex-direction: column;
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align-items: center;
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padding: 10px;
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position: relative;
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}
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@media (max-width: 768px) {
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.gameboy {
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width: 100vw;
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height: 100vh;
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border-radius: 0;
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}
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}
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/* Screen */
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.screen {
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background-color: black;
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border: 4px solid #0f380f;
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width: 90%;
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height: 55%;
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margin-top: 20px;
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border-radius: 10px;
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display: flex;
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justify-content: center;
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align-items: center;
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box-shadow: inset 0 4px 8px rgba(0, 0, 0, 0.5);
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overflow: hidden;
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}
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canvas {
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border: 1px solid black;
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}
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/* Restart Button */
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#restartBtn {
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padding: 10px 20px;
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font-size: 16px;
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cursor: pointer;
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margin-top: 20px;
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background-color: #0f380f;
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color: white;
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border: none;
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border-radius: 5px;
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display: none;
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}
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#restartBtn:hover {
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background-color: #9bbc0f;
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}
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/* Titles */
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h1 {
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font-size: 1.8rem;
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margin-bottom: 10px;
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text-transform: uppercase;
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color: #9bbc0f;
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}
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</style>
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</head>
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<body>
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<canvas id="snake" width="608" height="608"></canvas>
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<button id="restartBtn" style="display: none">Restart</button>
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<div class="gameboy">
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<h1>Snake Game</h1>
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<div class="screen">
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<canvas id="snake" width="400" height="400"></canvas>
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</div>
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<button id="restartBtn">Restart</button>
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</div>
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<script>
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"use strict";
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const cvs = document.getElementById("snake");
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const ctx = cvs.getContext("2d");
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const box = 20;
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const box = 32;
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const ground = new Image();
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ground.src = "img/ground.png";
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const foodImg = new Image();
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foodImg.src = "img/food.png";
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let dead = new Audio();
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let eat = new Audio();
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let up = new Audio();
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let right = new Audio();
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let left = new Audio();
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let down = new Audio();
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dead.src = "audio/dead.mp3";
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eat.src = "audio/eat.mp3";
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up.src = "audio/up.mp3";
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right.src = "audio/right.mp3";
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left.src = "audio/left.mp3";
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down.src = "audio/down.mp3";
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let snake = [];
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snake[0] = { x: 9 * box, y: 10 * box };
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let snake = [{ x: 9 * box, y: 10 * box }];
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let food = {
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x: Math.floor(Math.random() * 17 + 1) * box,
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y: Math.floor(Math.random() * 15 + 3) * box,
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x: Math.floor(Math.random() * 19 + 1) * box,
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y: Math.floor(Math.random() * 19 + 1) * box,
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};
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let score = 0;
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let d;
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let game;
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document.addEventListener("keydown", direction);
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function direction(event) {
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let key = event.keyCode;
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if ((key == 37 || key == 65) && d != "RIGHT") {
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left.play();
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d = "LEFT";
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} else if ((key == 38 || key == 87) && d != "DOWN") {
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d = "UP";
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up.play();
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} else if ((key == 39 || key == 68) && d != "LEFT") {
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d = "RIGHT";
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right.play();
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} else if ((key == 40 || key == 83) && d != "UP") {
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d = "DOWN";
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down.play();
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}
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if ((key == 37 || key == 65) && d != "RIGHT") d = "LEFT";
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else if ((key == 38 || key == 87) && d != "DOWN") d = "UP";
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else if ((key == 39 || key == 68) && d != "LEFT") d = "RIGHT";
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else if ((key == 40 || key == 83) && d != "UP") d = "DOWN";
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}
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function collision(head, array) {
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for (let i = 0; i < array.length; i++) {
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if (head.x == array[i].x && head.y == array[i].y) {
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return true;
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}
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}
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return false;
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return array.some((part) => head.x == part.x && head.y == part.y);
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}
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function draw() {
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ctx.drawImage(ground, 0, 0);
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ctx.fillStyle = "#0f380f";
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ctx.fillRect(0, 0, cvs.width, cvs.height);
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ctx.fillStyle = "red";
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ctx.fillRect(food.x, food.y, box, box);
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for (let i = 0; i < snake.length; i++) {
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ctx.fillStyle = i == 0 ? "green" : "white";
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ctx.fillStyle = i == 0 ? "lime" : "white";
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ctx.fillRect(snake[i].x, snake[i].y, box, box);
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ctx.strokeStyle = "red";
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ctx.strokeStyle = "black";
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ctx.strokeRect(snake[i].x, snake[i].y, box, box);
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}
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ctx.drawImage(foodImg, food.x, food.y);
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let snakeX = snake[0].x;
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let snakeY = snake[0].y;
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@ -113,10 +147,9 @@
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if (snakeX == food.x && snakeY == food.y) {
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score++;
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eat.play();
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food = {
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x: Math.floor(Math.random() * 17 + 1) * box,
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y: Math.floor(Math.random() * 15 + 3) * box,
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x: Math.floor(Math.random() * 19 + 1) * box,
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y: Math.floor(Math.random() * 19 + 1) * box,
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};
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} else {
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snake.pop();
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@ -125,47 +158,40 @@
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let newHead = { x: snakeX, y: snakeY };
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if (
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snakeX < box ||
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snakeX > 17 * box ||
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snakeY < 3 * box ||
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snakeY > 17 * box ||
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snakeX < 0 ||
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snakeX >= cvs.width ||
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snakeY < 0 ||
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snakeY >= cvs.height ||
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collision(newHead, snake)
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) {
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clearInterval(game);
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dead.play();
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// Delay Game Over message
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setTimeout(() => {
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alert("Game Over!");
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document.getElementById("restartBtn").style.display = "block";
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}, 500); // Wait 0.5 seconds before showing the message
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document.getElementById("restartBtn").style.display = "block";
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return;
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}
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snake.unshift(newHead);
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ctx.fillStyle = "white";
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ctx.font = "45px Changa one";
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ctx.fillText(score, 2 * box, 1.6 * box);
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ctx.font = "20px Arial";
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ctx.fillText("Score: " + score, 10, 20);
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}
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function restartGame() {
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snake = [{ x: 9 * box, y: 10 * box }];
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food = {
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x: Math.floor(Math.random() * 17 + 1) * box,
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y: Math.floor(Math.random() * 15 + 3) * box,
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x: Math.floor(Math.random() * 19 + 1) * box,
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y: Math.floor(Math.random() * 19 + 1) * box,
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};
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score = 0;
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d = "";
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document.getElementById("restartBtn").style.display = "none";
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game = setInterval(draw, 150); // Reduced speed (increased interval time to 150ms)
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game = setInterval(draw, 150);
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}
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document
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.getElementById("restartBtn")
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.addEventListener("click", restartGame);
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game = setInterval(draw, 150); // Start the game with reduced speed
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game = setInterval(draw, 150);
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</script>
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</body>
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</html>
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