import * as Phaser from 'phaser';
import { GAME_HEIGHT, GAME_WIDTH, COLORS } from '../config.js';
import { auth } from '../services/auth.js';

export default class PreloadScene extends Phaser.Scene {
  constructor() { super('Preload'); }

  preload() {
    const w = GAME_WIDTH;
    const h = GAME_HEIGHT;
    const barWidth = 600;
    const bg = this.add.rectangle(w / 2, h / 2, barWidth + 8, 28, COLORS.panel)
      .setStrokeStyle(2, COLORS.accent);
    const bar = this.add.rectangle(w / 2 - barWidth / 2, h / 2, 0, 20, COLORS.accent)
      .setOrigin(0, 0.5);
    this.add.text(w / 2, h / 2 - 60, 'Loading…', {
      fontFamily: '"Julius Sans One"',
      fontSize: '32px',
      color: COLORS.textHex,
    }).setOrigin(0.5);

    this.load.on('progress', (p) => bar.width = barWidth * p);
    this.load.on('complete', () => { bg.destroy(); bar.destroy(); });

    this.load.spritesheet('opponents', '/assets/images/opponents.png', {
      frameWidth: 300,
      frameHeight: 300,
    });
    this.load.spritesheet('cardbacks', '/assets/images/cardbacks.png', {
      frameWidth: 320,
      frameHeight: 420,
    });
    this.load.image('bg-menu',    '/assets/images/background-menu.png');
    this.load.image('bg-room',   '/assets/images/background-room.png');
    this.load.image('bg-casino', '/assets/images/background-casino.png');
    this.load.image('main-title', '/assets/images/main-title.png');
    this.load.json('playfields',  '/data/playfields.json');
    this.load.json('card-backs',  '/data/card-backs.json');
    this.load.json('music',       '/data/music.json');

    this.load.audio('sfx-card-deal',        '/assets/fx/card-deal.mp3');
    this.load.audio('sfx-card-place',       '/assets/fx/card-place.mp3');
    this.load.audio('sfx-card-show',        '/assets/fx/card-show.mp3');
    this.load.audio('sfx-card-shuffle',     '/assets/fx/card-shuffle.mp3');
    this.load.audio('sfx-casino-blackjack', '/assets/fx/casino-blackjack.mp3');
    this.load.audio('sfx-casino-lose',      '/assets/fx/casino-lose.mp3');
    this.load.audio('sfx-casino-win',       '/assets/fx/casino-win.mp3');
    this.load.audio('sfx-chip-bet',         '/assets/fx/chip-bet.mp3');
    this.load.audio('sfx-dice-roll',        '/assets/fx/dice-roll.mp3');
    this.load.audio('sfx-pencil-write',     '/assets/fx/pencil-write.mp3');
    this.load.audio('sfx-piece-click',      '/assets/fx/piece-click.mp3');
    this.load.audio('sfx-roulette',         '/assets/fx/roulette.mp3');
  }

  async create() {
    // Collect all image assets that need loading from JSON configs
    const pfd = this.cache.json.get('playfields');
    const cbd = this.cache.json.get('card-backs');

    const toLoad = [
      ...(pfd?.playfields ?? []).filter((pf) => pf.path && !this.textures.exists(pf.key)),
      ...(cbd?.cardBacks  ?? []).filter((cb) => cb.path && !this.textures.exists(cb.key)),
    ];

    if (toLoad.length > 0) {
      for (const asset of toLoad) this.load.image(asset.key, asset.path);
      await new Promise((resolve) => {
        this.load.once('complete', resolve);
        this.load.start();
      });
    }

    await auth.refresh();
    this.scene.start('Landing');
  }
}