<?php

namespace App\Scene;

use App\View\DemoRunner;
use JumPHP\Kernel\Platform;
use JumPHP\Renderer\Renderer;

/** The title: the logo over a level that plays itself. */
final class TitleScene extends MenuBase
{
    private ?DemoRunner $demo = null;

    public function enter(array $params = []): void
    {
        parent::enter($params);
        $this->demo?->release();
        $this->demo = new DemoRunner($this->engine, $this->art, (int)($params['demoLevel'] ?? 2));
        if ($this->sound()->getCurrentMusic() !== 'title') {
            $this->sound()->playMusic('title');
        }
    }

    public function exit(): void
    {
        $this->demo?->release();
        $this->demo = null;
    }

    protected function items(): array
    {
        $items = [
            ['PLAY', null, fn () => $this->scenes()->switchTo(LevelScene::class)],
            ['OPTIONS', null, fn () => $this->scenes()->push(OptionsScene::class)],
        ];
        if (Platform::isDesktop()) {
            $items[] = ['QUIT', null, fn () => $this->engine->quit()];
        }
        return $items;
    }

    protected function top(): float
    {
        return 150;
    }

    public function update(float $dt): void
    {
        $this->demo?->update($dt);
        parent::update($dt);
    }

    protected function renderBackground(Renderer $r): void
    {
        $this->demo?->render($r);
        $r->fillRect(0, 232, 480, 38, [12, 8, 24]);
        $r->fillRect(0, 0, 480, 270, [8, 4, 20, 85]);
        [$logoW] = $this->art->size('logo');
        $bob = sin($this->time * 1.6) * 3;
        $this->art->draw($r, 'logo', null, 240 - $logoW / 2, 8 + $bob);
        $this->fonts->text($this->engine, $r, 'TAGLINE', 240, 118, 1.15, [255, 240, 200], 'center');
        $this->fonts->text($this->engine, $r, 'CREDITS', 240, 252, 0.85, [170, 160, 210], 'center');
    }
}