// Level 3 - Castle Theme

import { Level, Block, Enemy } from './types';
import { GAME_CONFIG } from '../constants';

const { TILE_SIZE, LEVEL_HEIGHT } = GAME_CONFIG;

const LEVEL_3_WIDTH = 4000;

export function createLevel3(): Level {
    const blocks: Block[] = [];
    const enemies: Enemy[] = [];

    // Ground blocks with lava pits
    for (let x = 0; x < LEVEL_3_WIDTH; x += TILE_SIZE) {
        // Lava pit positions (deadly gaps)
        const lavaPits = [
            { start: 600, end: 750 },
            { start: 1200, end: 1400 },
            { start: 1800, end: 1950 },
            { start: 2400, end: 2600 },
            { start: 3000, end: 3150 },
        ];

        const inLava = lavaPits.some(pit => x >= pit.start && x < pit.end);
        if (inLava) continue;

        // Castle floor (darker ground)
        blocks.push({
            x,
            y: LEVEL_HEIGHT - TILE_SIZE,
            width: TILE_SIZE,
            height: TILE_SIZE,
            type: 'ground',
        });
        blocks.push({
            x,
            y: LEVEL_HEIGHT - TILE_SIZE * 2,
            width: TILE_SIZE,
            height: TILE_SIZE,
            type: 'ground',
        });
    }

    // Castle walls and platforms
    const platforms = [
        // Early section - stepping platforms
        { x: 200, y: LEVEL_HEIGHT - TILE_SIZE * 4, type: 'brick' as const },
        { x: 300, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'brick' as const },
        { x: 400, y: LEVEL_HEIGHT - TILE_SIZE * 6, type: 'question' as const, hasCoin: true },
        { x: 500, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'brick' as const },

        // Over first lava pit
        { x: 620, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'brick' as const },
        { x: 680, y: LEVEL_HEIGHT - TILE_SIZE * 6, type: 'brick' as const },
        { x: 740, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'brick' as const },

        // Mid section
        { x: 850, y: LEVEL_HEIGHT - TILE_SIZE * 4, type: 'brick' as const },
        { x: 950, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'question' as const, hasCoin: true },
        { x: 1050, y: LEVEL_HEIGHT - TILE_SIZE * 6, type: 'brick' as const },
        { x: 1100, y: LEVEL_HEIGHT - TILE_SIZE * 6, type: 'brick' as const },

        // Over second lava pit - tricky jumps
        { x: 1220, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'brick' as const },
        { x: 1280, y: LEVEL_HEIGHT - TILE_SIZE * 7, type: 'brick' as const },
        { x: 1340, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'brick' as const },

        // Question block cluster
        { x: 1500, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'question' as const, hasCoin: true },
        { x: 1532, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'question' as const, hasCoin: true },
        { x: 1564, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'question' as const, hasCoin: true },

        // High platform section
        { x: 1650, y: LEVEL_HEIGHT - TILE_SIZE * 8, type: 'brick' as const },
        { x: 1682, y: LEVEL_HEIGHT - TILE_SIZE * 8, type: 'brick' as const },
        { x: 1714, y: LEVEL_HEIGHT - TILE_SIZE * 8, type: 'brick' as const },

        // Over third lava pit
        { x: 1820, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'brick' as const },
        { x: 1880, y: LEVEL_HEIGHT - TILE_SIZE * 6, type: 'brick' as const },
        { x: 1940, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'brick' as const },

        // Long platform run
        { x: 2050, y: LEVEL_HEIGHT - TILE_SIZE * 4, type: 'brick' as const },
        { x: 2082, y: LEVEL_HEIGHT - TILE_SIZE * 4, type: 'brick' as const },
        { x: 2114, y: LEVEL_HEIGHT - TILE_SIZE * 4, type: 'brick' as const },
        { x: 2146, y: LEVEL_HEIGHT - TILE_SIZE * 4, type: 'brick' as const },
        { x: 2178, y: LEVEL_HEIGHT - TILE_SIZE * 4, type: 'brick' as const },
        { x: 2210, y: LEVEL_HEIGHT - TILE_SIZE * 4, type: 'brick' as const },
        { x: 2242, y: LEVEL_HEIGHT - TILE_SIZE * 4, type: 'brick' as const },
        { x: 2274, y: LEVEL_HEIGHT - TILE_SIZE * 4, type: 'brick' as const },

        // Over fourth lava pit
        { x: 2420, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'brick' as const },
        { x: 2480, y: LEVEL_HEIGHT - TILE_SIZE * 7, type: 'question' as const, hasCoin: true },
        { x: 2540, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'brick' as const },

        // Pre-boss section
        { x: 2700, y: LEVEL_HEIGHT - TILE_SIZE * 4, type: 'brick' as const },
        { x: 2800, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'brick' as const },
        { x: 2900, y: LEVEL_HEIGHT - TILE_SIZE * 6, type: 'brick' as const },

        // Over fifth lava pit
        { x: 3020, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'brick' as const },
        { x: 3080, y: LEVEL_HEIGHT - TILE_SIZE * 6, type: 'brick' as const },
        { x: 3140, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'brick' as const },

        // Final staircase to flag
        { x: 3300, y: LEVEL_HEIGHT - TILE_SIZE * 3, type: 'ground' as const },
        { x: 3332, y: LEVEL_HEIGHT - TILE_SIZE * 3, type: 'ground' as const },
        { x: 3332, y: LEVEL_HEIGHT - TILE_SIZE * 4, type: 'ground' as const },
        { x: 3364, y: LEVEL_HEIGHT - TILE_SIZE * 3, type: 'ground' as const },
        { x: 3364, y: LEVEL_HEIGHT - TILE_SIZE * 4, type: 'ground' as const },
        { x: 3364, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'ground' as const },
        { x: 3396, y: LEVEL_HEIGHT - TILE_SIZE * 3, type: 'ground' as const },
        { x: 3396, y: LEVEL_HEIGHT - TILE_SIZE * 4, type: 'ground' as const },
        { x: 3396, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'ground' as const },
        { x: 3396, y: LEVEL_HEIGHT - TILE_SIZE * 6, type: 'ground' as const },
        { x: 3428, y: LEVEL_HEIGHT - TILE_SIZE * 3, type: 'ground' as const },
        { x: 3428, y: LEVEL_HEIGHT - TILE_SIZE * 4, type: 'ground' as const },
        { x: 3428, y: LEVEL_HEIGHT - TILE_SIZE * 5, type: 'ground' as const },
        { x: 3428, y: LEVEL_HEIGHT - TILE_SIZE * 6, type: 'ground' as const },
        { x: 3428, y: LEVEL_HEIGHT - TILE_SIZE * 7, type: 'ground' as const },
    ];

    platforms.forEach(p => {
        blocks.push({
            x: p.x,
            y: p.y,
            width: TILE_SIZE,
            height: TILE_SIZE,
            type: p.type,
            hasCoin: p.hasCoin,
        });
    });

    // Fewer pipes in castle
    const pipes = [
        { x: 800, height: 2 },
        { x: 2000, height: 2 },
        { x: 2650, height: 3 },
    ];

    pipes.forEach(pipe => {
        for (let h = 0; h < pipe.height; h++) {
            blocks.push({
                x: pipe.x,
                y: LEVEL_HEIGHT - TILE_SIZE * 2 - (h * TILE_SIZE),
                width: TILE_SIZE * 2,
                height: TILE_SIZE,
                type: 'pipe',
            });
        }
    });

    // Floating coins - harder to get
    const coinPositions = [
        { x: 680, y: LEVEL_HEIGHT - TILE_SIZE * 8 },
        { x: 1280, y: LEVEL_HEIGHT - TILE_SIZE * 9 },
        { x: 1880, y: LEVEL_HEIGHT - TILE_SIZE * 8 },
        { x: 2480, y: LEVEL_HEIGHT - TILE_SIZE * 9 },
        { x: 3080, y: LEVEL_HEIGHT - TILE_SIZE * 8 },
    ];

    coinPositions.forEach(pos => {
        blocks.push({
            x: pos.x,
            y: pos.y,
            width: 24,
            height: 24,
            type: 'coin',
        });
    });

    // Many enemies - challenging!
    const enemyPositions = [
        { x: 250, y: LEVEL_HEIGHT - TILE_SIZE * 3, type: 'goomba' as const },
        { x: 450, y: LEVEL_HEIGHT - TILE_SIZE * 3, type: 'koopa' as const },
        { x: 900, y: LEVEL_HEIGHT - TILE_SIZE * 3, type: 'goomba' as const },
        { x: 1000, y: LEVEL_HEIGHT - TILE_SIZE * 3, type: 'goomba' as const },
        { x: 1450, y: LEVEL_HEIGHT - TILE_SIZE * 3, type: 'koopa' as const },
        { x: 1700, y: LEVEL_HEIGHT - TILE_SIZE * 10, type: 'goomba' as const },
        { x: 2100, y: LEVEL_HEIGHT - TILE_SIZE * 6, type: 'goomba' as const },
        { x: 2200, y: LEVEL_HEIGHT - TILE_SIZE * 6, type: 'koopa' as const },
        { x: 2750, y: LEVEL_HEIGHT - TILE_SIZE * 3, type: 'goomba' as const },
        { x: 2850, y: LEVEL_HEIGHT - TILE_SIZE * 3, type: 'goomba' as const },
        { x: 3200, y: LEVEL_HEIGHT - TILE_SIZE * 3, type: 'koopa' as const },
    ];

    enemyPositions.forEach(pos => {
        enemies.push({
            x: pos.x,
            y: pos.y,
            vx: -1,
            vy: 0,
            width: 32,
            height: pos.type === 'koopa' ? 40 : 32,
            type: pos.type,
            isAlive: true,
            direction: -1,
        });
    });

    return {
        width: LEVEL_3_WIDTH,
        height: LEVEL_HEIGHT,
        blocks,
        enemies,
        startPosition: { x: 64, y: LEVEL_HEIGHT - TILE_SIZE * 4 },
        flagPosition: { x: 3550, y: LEVEL_HEIGHT - TILE_SIZE * 10 },
    };
}