<?php

declare(strict_types=1);

use Belevo\EnelixUtils\SymconTest\TestContext;

return static function (TestContext $test): void {
    $instancesBefore = array_flip(IPS_GetInstanceList());
    $mqttId = $test->createInstance(
        '{C6D2AEB3-6E1F-4B2E-8E69-3A1A00246850}',
        'MQTT-Testserver'
    );
    $ioId = (int) IPS_GetInstance($mqttId)['ConnectionID'];
    if ($ioId > 0 && !isset($instancesBefore[$ioId])) {
        IPS_SetParent($ioId, $test->rootId());
    }

    $moduleId = $test->createInstance(
        '{4BA1A557-7970-4FB9-93B8-1F6ADA0A5A94}',
        'VGT-Schnittstelle'
    );
    if ((int) IPS_GetInstance($moduleId)['ConnectionID'] !== $mqttId) {
        IPS_DisconnectInstance($moduleId);
        IPS_ConnectInstance($moduleId, $mqttId);
        IPS_ApplyChanges($moduleId);
    }

    $test->runCase('MQTT-Elterninstanz wird verwendet', static function (
        TestContext $test
    ) use ($moduleId, $mqttId): void {
        $test->assertSame(
            $mqttId,
            (int) IPS_GetInstance($moduleId)['ConnectionID']
        );
    });

    $test->runCase('Konfigurationsformular ist gueltiges JSON', static function (
        TestContext $test
    ) use ($moduleId): void {
        $form = json_decode(
            IPS_GetConfigurationForm($moduleId),
            true,
            512,
            JSON_THROW_ON_ERROR
        );
        $test->assertTrue(is_array($form));
    });
};