dungeoncrawler/index.html at main · coder11v/dungeoncrawler · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Dungeon Crawler</title>
    <style>
        body {
            background-color: #1a1a1a;
            color: #e0e0e0;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            text-align: center;
            margin: 0;
            padding: 20px;
        }
        h1 {
            color: #E91E63;
            text-shadow: 0 0 5px #E91E63;
        }
        canvas {
            background-color: #333;
            border: 5px solid #673AB7;
            box-shadow: 0 0 15px #673AB7;
            margin-bottom: 15px;
        }
        #hud {
            font-size: 1.5em;
            font-weight: bold;
            color: #03A9F4;
        }
        #hud span {
            margin: 0 10px;
        }
        .instructions {
            color: #9E9E9E;
        }
        /* This hides the images used for preloading */
        .preload {
            display: none;
        }
    </style>
</head>
<body>

    <h1>Dungeon Crawler</h1>
    <p class="instructions">Use WASD to move. Find the weapon (W), then press '1' to fight enemies (E).</p>

    <div id="hud">
        <span id="level-text">Level: 1</span>
        <span id="health-text">Health: 100</span>
        <span id="coin-text">Coins: 0</span>
        <span id="weapon-text">Weapon: No</span>
    </div>

    <canvas id="gameCanvas"></canvas>

    <!-- Image assets for preloading -->
    <div class="preload">
        <img id="hero-img" src="https://github.com/coder11v/dungeoncrawler/blob/main/hero.png?raw=true" alt="hero">
        <img id="enemy-img" src="https://github.com/coder11v/dungeoncrawler/blob/main/enemy.png?raw=true" alt="enemy">
        <img id="coin-img" src="https://github.com/coder11v/dungeoncrawler/blob/main/coin.png?raw=true" alt="coin">
        <img id="weapon-img" src="https://github.com/coder11v/dungeoncrawler/blob/main/sword.png?raw=true" alt="weapon">
    </div>

    <script>
        // --- GAME SETUP & CONFIG ---
        const canvas = document.getElementById('gameCanvas');
        const ctx = canvas.getContext('2d');

        const TILE_SIZE = 40; // Size of each tile in pixels
        const wallChar = '#';
        const floorChar = ' ';
        const exitChar = '>';

        const WALL_COLOR = '#424242'; // Dark grey for walls
        const FLOOR_COLOR = '#212121'; // Even darker for floor

        // --- ASSET MANAGEMENT ---
        const assets = {
            hero: document.getElementById('hero-img'),
            enemy: document.getElementById('enemy-img'),
            coin: document.getElementById('coin-img'),
            weapon: document.getElementById('weapon-img')
        };

        // --- GAME STATE ---
        let level = 1;
        let map = [];
        let player = {};
        let enemies = [];
        let collectibles = [];
        let mazeWidth, mazeHeight;
        let isGameOver = false;

        // --- MAZE GENERATION (Prim's Algorithm) ---
        function generateMaze(width, height) {
            width = width % 2 === 0 ? width + 1 : width;
            height = height % 2 === 0 ? height + 1 : height;
            mazeWidth = width;
            mazeHeight = height;

            let maze = Array(height).fill(null).map(() => Array(width).fill(wallChar));
            let startX = 1, startY = 1;
            maze[startY][startX] = floorChar;
            let walls = [];
            walls.push({x: startX + 1, y: startY, fromX: startX, fromY: startY});
            walls.push({x: startX - 1, y: startY, fromX: startX, fromY: startY});
            walls.push({x: startX, y: startY + 1, fromX: startX, fromY: startY});
            walls.push({x: startX, y: startY - 1, fromX: startX, fromY: startY});

            while (walls.length > 0) {
                let wallIndex = Math.floor(Math.random() * walls.length);
                let wall = walls[wallIndex];
                let oppositeX = wall.x + (wall.x - wall.fromX);
                let oppositeY = wall.y + (wall.y - wall.fromY);
                if (oppositeY > 0 && oppositeY < height - 1 && oppositeX > 0 && oppositeX < width - 1 && maze[oppositeY][oppositeX] === wallChar) {
                    maze[wall.y][wall.x] = floorChar;
                    maze[oppositeY][oppositeX] = floorChar;
                    if (oppositeY > 1) walls.push({ x: oppositeX, y: oppositeY - 1, fromX: oppositeX, fromY: oppositeY });
                    if (oppositeY < height - 2) walls.push({ x: oppositeX, y: oppositeY + 1, fromX: oppositeX, fromY: oppositeY });
                    if (oppositeX > 1) walls.push({ x: oppositeX - 1, y: oppositeY, fromX: oppositeX, fromY: oppositeY });
                    if (oppositeX < width - 2) walls.push({ x: oppositeX + 1, y: oppositeY, fromX: oppositeX, fromY: oppositeY });
                }
                walls.splice(wallIndex, 1);
            }
            maze[height - 2][width - 2] = exitChar;
            return maze.map(row => row.join(''));
        }

        // --- ENTITY PLACEMENT ---
        function populateMaze() {
            enemies = [];
            collectibles = [];
            let emptyTiles = [];
            for (let y = 0; y < mazeHeight; y++) {
                for (let x = 0; x < mazeWidth; x++) {
                    if (map[y][x] === floorChar && !(x === 1 && y === 1)) {
                        emptyTiles.push({x, y});
                    }
                }
            }
            emptyTiles.sort(() => Math.random() - 0.5);

            const enemyCount = 1 + level;
            for (let i = 0; i < enemyCount && emptyTiles.length > 0; i++) {
                const pos = emptyTiles.pop();
                enemies.push({ x: pos.x, y: pos.y, health: 100, damage: 10 + level });
            }

            const coinCount = 3 + level;
            for (let i = 0; i < coinCount && emptyTiles.length > 0; i++) {
                const pos = emptyTiles.pop();
                collectibles.push({ x: pos.x, y: pos.y, type: 'coin' });
            }

            if (emptyTiles.length > 0) {
                const pos = emptyTiles.pop();
                collectibles.push({ x: pos.x, y: pos.y, type: 'weapon' });
            }
        }

        // --- RENDER & UI ---
        function render() {
            canvas.width = mazeWidth * TILE_SIZE;
            canvas.height = mazeHeight * TILE_SIZE;
            ctx.clearRect(0, 0, canvas.width, canvas.height);

            for (let y = 0; y < map.length; y++) {
                for (let x = 0; x < map[y].length; x++) {
                    const tileX = x * TILE_SIZE;
                    const tileY = y * TILE_SIZE;
                    if (map[y][x] === wallChar) {
                        ctx.fillStyle = WALL_COLOR;
                        ctx.fillRect(tileX, tileY, TILE_SIZE, TILE_SIZE);
                    } else {
                        ctx.fillStyle = FLOOR_COLOR;
                        ctx.fillRect(tileX, tileY, TILE_SIZE, TILE_SIZE);
                        if(map[y][x] === exitChar) {
                            ctx.fillStyle = '#FFD700';
                            ctx.font = `${TILE_SIZE * 0.8}px sans-serif`;
                            ctx.textAlign = 'center';
                            ctx.textBaseline = 'middle';
                            ctx.fillText('>', tileX + TILE_SIZE / 2, tileY + TILE_SIZE / 2);
                        }
                    }
                }
            }

            collectibles.forEach(c => ctx.drawImage(assets[c.type], c.x * TILE_SIZE, c.y * TILE_SIZE));
            enemies.forEach(e => ctx.drawImage(assets.enemy, e.x * TILE_SIZE, e.y * TILE_SIZE));
            ctx.drawImage(assets.hero, player.x * TILE_SIZE, player.y * TILE_SIZE);

            // Update HUD
            document.getElementById('level-text').textContent = `Level: ${level}`;
            document.getElementById('health-text').textContent = `Health: ${player.health}`;
            document.getElementById('coin-text').textContent = `Coins: ${player.coins}`;
            let weaponText = 'Weapon: No';
            if (player.hasWeapon) {
                weaponText = `Weapon: ${player.weaponDurability}`;
            }
            document.getElementById('weapon-text').textContent = weaponText;
        }

        // --- ENEMY AI ---
        function processEnemyTurns() {
            enemies.forEach(enemy => {
                const dx = Math.abs(player.x - enemy.x);
                const dy = Math.abs(player.y - enemy.y);

                // If adjacent to player, ATTACK
                if ((dx === 1 && dy === 0) || (dx === 0 && dy === 1)) {
                    player.health -= enemy.damage;
                    return; // End turn after attacking
                }

                // Otherwise, move randomly
                const move = Math.floor(Math.random() * 5);
                let newX = enemy.x;
                let newY = enemy.y;

                if (move === 1) newY--; else if (move === 2) newY++;
                else if (move === 3) newX--; else if (move === 4) newX++;

                const isWall = map[newY][newX] === wallChar;
                const isPlayer = newX === player.x && newY === player.y;
                const isOtherEnemy = enemies.some(e => e !== enemy && e.x === newX && e.y === newY);

                if (!isWall && !isPlayer && !isOtherEnemy) {
                    enemy.x = newX;
                    enemy.y = newY;
                }
            });
        }

        // --- GAME CONTROL ---
        function startLevel() {
            isGameOver = false;
            const width = 15 + (level * 2);
            const height = 9 + (level * 2);

            // Preserve stats between levels, but reset position and weapon
            player = {
                x: 1, y: 1,
                health: player.health || 100,
                coins: player.coins || 0,
                hasWeapon: false,
                weaponDurability: 0
            };

            map = generateMaze(width, height);
            populateMaze();
            render();
        }

        document.addEventListener('keydown', function(event) {
            if (isGameOver) return;

            let newX = player.x;
            let newY = player.y;
            let playerAction = false;

            switch (event.key.toLowerCase()) {
                case 'w': newY--; playerAction = true; break;
                case 's': newY++; playerAction = true; break;
                case 'a': newX--; playerAction = true; break;
                case 'd': newX++; playerAction = true; break;
                case '1': // Combat
                    if (player.hasWeapon && player.weaponDurability > 0) {
                        let attacked = false;
                        for (let i = enemies.length - 1; i >= 0; i--) {
                            const enemy = enemies[i];
                            const dx = Math.abs(player.x - enemy.x);
                            const dy = Math.abs(player.y - enemy.y);
                            if ((dx === 1 && dy === 0) || (dx === 0 && dy === 1)) {
                                enemy.health -= 50;
                                if (enemy.health <= 0) enemies.splice(i, 1);
                                attacked = true;
                            }
                        }
                        if (attacked) {
                            player.weaponDurability--;
                            if (player.weaponDurability <= 0) player.hasWeapon = false;
                            playerAction = true;
                        }
                    }
                    break;
                default: return;
            }
            event.preventDefault();

            if (map[newY] && map[newY][newX] !== wallChar) {
                player.x = newX;
                player.y = newY;
            }

            collectibles.forEach((c, index) => {
                if (player.x === c.x && player.y === c.y) {
                    if (c.type === 'coin') player.coins++;
                    if (c.type === 'weapon') {
                        player.hasWeapon = true;
                        player.weaponDurability = 5 + level; // Weapon is stronger on higher levels
                    }
                    collectibles.splice(index, 1);
                }
            });

            if (map[player.y][player.x] === exitChar) {
                level++;
                startLevel();
                return;
            }

            if (playerAction) {
                processEnemyTurns();
            }

            if (player.health <= 0) {
                player.health = 0;
                isGameOver = true;
                alert("Game Over! Your journey ends here. Refresh to try again.");
            }

            render();
        });

        window.onload = () => {
            startLevel();
        };
    </script>

</body>
</html>