<?php

declare(strict_types=1);

namespace Belevo\EnelixUtils\Tests;

use PHPUnit\Framework\TestCase;

final class EnergiediagrammModulstrukturTest extends TestCase
{
    public function testModuleMetadataAndFormExposeRequiredConfiguration(): void
    {
        $module = json_decode(
            file_get_contents(__DIR__ . '/../Energiediagramm/module.json'),
            true,
            512,
            JSON_THROW_ON_ERROR
        );
        $form = json_decode(
            file_get_contents(__DIR__ . '/../Energiediagramm/form.json'),
            true,
            512,
            JSON_THROW_ON_ERROR
        );

        self::assertSame('{F73B8F8D-5E36-4B23-B379-4632A517A1D6}', $module['id']);
        self::assertSame('Energiediagramm', $module['name']);
        self::assertSame('ENELIXENERGY', $module['prefix']);

        $serialized = json_encode($form, JSON_THROW_ON_ERROR);
        foreach ([
            'ProduktionZaehlerID',
            'EinspeisungZaehlerID',
            'NetzbezugZaehlerID',
            'VerbrauchZaehlerID',
            'EnergieanteileBerechenbar',
            'Standardzeitraum',
            'FarbeEigenverbrauch',
            'FarbeAutarkie',
        ] as $property) {
            self::assertStringContainsString($property, $serialized);
        }
        self::assertSame(2, substr_count($serialized, 'SelectColor'));
    }

    public function testHtmlStartsWithDataAndRespondsToAvailableWidth(): void
    {
        $html = file_get_contents(__DIR__ . '/../Energiediagramm/module.html');
        self::assertNotFalse($html);
        self::assertStringContainsString('__ENELIX_INITIAL_STATE__', $html);
        self::assertStringContainsString('ResizeObserver', $html);
        self::assertStringContainsString('grid-template-columns: minmax(0, 1fr)', $html);
        self::assertStringContainsString('padding: 58px 14px 14px', $html);
        self::assertStringContainsString('padding: 58px 10px 10px', $html);
        self::assertStringContainsString('background-color: var(--card-color, transparent)', $html);
        self::assertStringContainsString('color: var(--content-color, CanvasText)', $html);
        self::assertStringContainsString('function syncColorScheme()', $html);
        self::assertStringContainsString('SetCustomRange', $html);
        self::assertStringNotContainsString("addEventListener('load'", $html);
    }

    public function testOriginalEnergyPieBackgroundStaysReadableAndNonInteractive(): void
    {
        $html = file_get_contents(__DIR__ . '/../Energiediagramm/module.html');
        self::assertNotFalse($html);
        self::assertMatchesRegularExpression('/#energy-app\\s*\\{[^}]*--card-color: #121216;/s', $html);
        self::assertMatchesRegularExpression('/#energy-app\\s*\\{[^}]*--content-color: #f5f5f7;/s', $html);
        self::assertMatchesRegularExpression('/#energy-app\\s*\\{[^}]*color-scheme: dark;/s', $html);
        self::assertMatchesRegularExpression('/#energy-app\\s*\\{[^}]*isolation: isolate;/s', $html);
        self::assertSame(1, preg_match('/#energy-app::before\\s*\\{([^}]+)\\}/s', $html, $background));
        foreach ([
            'inset: 0',
            'z-index: -1',
            'radial-gradient(520px 420px at 18% 18%, rgba(99, 179, 255, 0.42), transparent 60%)',
            'radial-gradient(560px 460px at 82% 28%, rgba(168, 85, 247, 0.38), transparent 62%)',
            'radial-gradient(620px 520px at 55% 85%, rgba(99, 179, 255, 0.26), transparent 64%)',
            'filter: blur(18px)',
            'pointer-events: none',
        ] as $style) {
            self::assertStringContainsString($style, $background[1]);
        }
        self::assertStringContainsString('overflow: auto', $html);
        self::assertStringNotContainsString('touch-action: none', $html);
    }

    public function testModuleEmbedsInitialPayloadAndEnablesSupportedVisualization(): void
    {
        $module = file_get_contents(__DIR__ . '/../Energiediagramm/module.php');
        self::assertNotFalse($module);
        self::assertStringContainsString(
            "str_replace('__ENELIX_INITIAL_STATE__'",
            $module
        );
        self::assertStringContainsString(
            "version_compare(IPS_GetKernelVersion(), '9.0', '>=')",
            $module
        );
        self::assertStringContainsString('SetVisualizationType($visualizationType)', $module);
        self::assertStringContainsString('Standardzeitraum', $module);
        self::assertStringContainsString('CustomStart', $module);
        self::assertStringContainsString('CustomEnd', $module);
    }
}