Pathfinder Game
Oct 18, 2023
v.0
A simple Pathfinder game where you move around to reach the goal. Game Interactive Fun Pathfinder

Versions  

Bugs  
None!

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2. Paste the code into your website.
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Javascript, HTML, CSS Code

                
<html>
<head>
<script type="text/javascript"> window.addEventListener('error', function(event) { var message = JSON.parse(JSON.stringify(event.message)); var source = event.filename; var lineno = event.lineno; var colno = event.colno; var error = event.error; window.parent.postMessage({ type: 'iframeError', details: { message: message, source: source, lineno: lineno, colno: colno, error: error ? error.stack : '' } }, '*'); }); window.addEventListener('unhandledrejection', function(event) { window.parent.postMessage({ type: 'iframePromiseRejection', details: { reason: event.reason } }, '*'); }); </script>

<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width,initial-scale=1">

<title>Maze Pathfinder Game</title>
<meta name="description" content="A maze Pathfinder game with 100 levels of increasing difficulty.">
<meta name="keywords" content="Maze, Pathfinder, Game, Fun, Interactive, Web App">

<style>
/* App CSS Goes Here */
.row {
display: flex;
}

.cell {
border: 1px solid #000;
width: 50px;
height: 50px;
display: flex;
align-items: center;
justify-content: center;
font-size: 24px;
}
</style>

<link rel="canonical" href="https://calculator.tools/app/pathfinder-game-471/">
<meta charset="utf-8">

</head>
<body>
<div id="main-container" class="container">
<!-- Grid will appear here -->
</div>

<script type="text/javascript">
try {
// Game Variables
let playerPosition = {x: 0, y: 0};
let goalPosition = {x: 0, y: 0};
const gridSize = 5;
let currentLevel = 1;

// This will run when the DOM is ready.
document.addEventListener("DOMContentLoaded", function() {
window.addEventListener('keydown', handleKeydown);
generateMaze();
drawGrid();
});

function handleKeydown(e) {
switch(e.keyCode) {
case 37: // left
if (isPath(playerPosition.x - 1, playerPosition.y)) {
playerPosition.x--;
}
break;
case 38: // up
if (isPath(playerPosition.x, playerPosition.y - 1)) {
playerPosition.y--;
}
break;
case 39: // right
if (isPath(playerPosition.x + 1, playerPosition.y)) {
playerPosition.x++;
}
break;
case 40: // down
if (isPath(playerPosition.x, playerPosition.y + 1)) {
playerPosition.y++;
}
break;
}

drawGrid();

if(playerPosition.x === goalPosition.x && playerPosition.y === goalPosition.y) {
setTimeout(function() {
alert("You've reached the goal! πŸŽ‰");
nextLevel();
}, 100);
}
}

function generateMaze() {
const obstacles = generateObstacles();
const validPath = generateValidPath(obstacles);

playerPosition = validPath[0];
goalPosition = validPath[validPath.length - 1];
}

function generateObstacles() {
const obstacles = [];

for(let i = 0; i < gridSize; i++) {
obstacles[i] = [];
for(let j = 0; j < gridSize; j++) {
obstacles[i][j] = Math.random() < getObstacleDensity(currentLevel);
}
}

return obstacles;
}

function generateValidPath(obstacles) {
const path = [];
const visited = [];

for(let i = 0; i < gridSize; i++) {
visited[i] = [];
for(let j = 0; j < gridSize; j++) {
visited[i][j] = false;
}
}

dfs(0, 0, visited, path, obstacles);

return path;
}

function dfs(x, y, visited, path, obstacles) {
visited[x][y] = true;
path.push({x, y});

if(x === gridSize - 1 && y === gridSize - 1) {
return true;
}

const dx = [-1, 1, 0, 0];
const dy = [0, 0, -1, 1];

for(let i = 0; i < 4; i++) {
const newX = x + dx[i];
const newY = y + dy[i];

if(isValid(newX, newY, visited, obstacles)) {
if(dfs(newX, newY, visited, path, obstacles)) {
return true;
}
}
}

path.pop();
return false;
}

function isValid(x, y, visited, obstacles) {
return x >= 0 && x < gridSize && y >= 0 && y < gridSize && !visited[x][y] && !obstacles[x][y];
}

function isPath(x, y) {
return x >= 0 && x < gridSize && y >= 0 && y < gridSize && !obstacles[x][y];
}

function getObstacleDensity(level) {
return Math.min(0.2 + level * 0.01, 0.8);
}

function nextLevel() {
currentLevel++;
generateMaze();
drawGrid();
}

function drawGrid() {
const container = document.getElementById('main-container');
container.innerHTML = '';

for(let y = 0; y < gridSize; y++) {
const row = document.createElement('div');
row.classList.add('row');

for(let x = 0; x < gridSize; x++) {
const cell = document.createElement('div');
cell.classList.add('cell');
cell.textContent = getCellContent(x, y);
row.appendChild(cell);
}

container.appendChild(row);
}
}

function getCellContent(x, y) {
if(playerPosition.x === x && playerPosition.y === y) {
return 'πŸšΆβ€β™‚οΈ';
} else if(goalPosition.x === x && goalPosition.y === y) {
return '🏁';
} else if(obstacles[x][y]) {
return '🌳';
} else {
return ' ';
}
}

} catch (error) {
throw error;
}
</script>
<script type="text/javascript"> var localStoragePrefix = "ct-471"; var lastSave = 0; function saveLocal(data) { if (Date.now() - lastSave < 1000) { return; } let cookie = localStoragePrefix + "=" + JSON.stringify(data) + "; path=" + window.location.pathname + "'; SameSite=Strict"; cookie += "; expires=" + new Date(Date.now() + 1000 * 60 * 60 * 24 * 365 * 1000).toUTCString(); document.cookie = cookie; lastSave = Date.now(); } function loadLocal() { var cookiePrefix = localStoragePrefix + "="; var cookieStart = document.cookie.indexOf(cookiePrefix); if (cookieStart > -1) { let cookieEnd = document.cookie.indexOf(";", cookieStart); if (cookieEnd == -1) { cookieEnd = document.cookie.length; } var cookieData = document.cookie.substring(cookieStart + cookiePrefix.length, cookieEnd); return JSON.parse(cookieData); } } </script>
<script type="text/javascript"> window.addEventListener('load', function() { var observer = new MutationObserver(function() { window.parent.postMessage({height: document.documentElement.scrollHeight || document.body.scrollHeight},"*"); }); observer.observe(document.body, {attributes: true, childList: true, subtree: true}); window.parent.postMessage({height: document.documentElement.scrollHeight || document.body.scrollHeight},"*"); }); </script>
</body>
</html>

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