<?php

declare(strict_types=1);
use App\Enum\SystemSettingKey;
use App\Repository\SystemConfigRepository;
use App\Service\ConfigurationService;
use Doctrine\ORM\EntityManagerInterface;

test('System Config index page displays all configurations', function (): void {
    $this->ensureKernelShutdown();
    $client = static::createClient();

    // Create test system configs
    $em = $this->getContainer()->get(EntityManagerInterface::class);
    $configRepo = $this->getContainer()->get(SystemConfigRepository::class);
    $configService = $this->get(ConfigurationService::class);

    // Ensure all system configs exist
    foreach (SystemSettingKey::cases() as $key) {
        $configRepo->findByKey($key);
    }

    // Request the index page
    $crawler = $client->request('GET', '/system-config');

    // Validate successful response
    $this->assertResponseIsSuccessful();

    // Check page title
    $this->assertSelectorTextContains('h1', 'SYSTEM SETTINGS');

    // Check that all system configs are displayed
    foreach (SystemSettingKey::cases() as $key) {
        $this->assertSelectorTextContains('table', $configService->get($key));
    }

    // Check that edit links exist
    $this->assertSelectorExists('a[href*="/system-config/"][href*="/edit"]');
});

test('System Config edit page displays form correctly', function (): void {
    $this->ensureKernelShutdown();
    $client = static::createClient();

    // Create a test system config
    $em = $this->getContainer()->get(EntityManagerInterface::class);
    $configRepo = $this->getContainer()->get(SystemConfigRepository::class);

    $config = $configRepo->findByKey(SystemSettingKey::SYSTEM_NAME);

    // Request the edit page
    $crawler = $client->request('GET', "/system-config/{$config->getId()}/edit");

    // Validate successful response
    $this->assertResponseIsSuccessful();

    // Check page title
    $this->assertSelectorTextContains('h1', 'EDIT SYSTEM SETTING');

    // Check that the form exists with the current value
    $this->assertSelectorExists('form[name="system_config_form"]');
    $this->assertSelectorExists('input[name="system_config_form[value]"]');

    // Check the value attribute using the crawler
    $valueInput = $crawler->filter('input[name="system_config_form[value]"]');
    expect($valueInput->attr('value'))->toBe($config->getValue());

    // Check that the description field exists and is disabled
    $this->assertSelectorExists('input[name="system_config_form[description]"]');

    // Check the disabled and value attributes using the crawler
    $descriptionInput = $crawler->filter('input[name="system_config_form[description]"]');
    expect($descriptionInput->attr('disabled'))->toBe('disabled');
    expect($descriptionInput->attr('value'))->toBe($config->getDescription());
});

test('System Config edit form submission updates configuration', function (): void {
    $this->ensureKernelShutdown();
    $client = static::createClient();

    // Create a test system config
    $em = $this->getContainer()->get(EntityManagerInterface::class);
    $configRepo = $this->getContainer()->get(SystemConfigRepository::class);

    $config = $configRepo->findByKey(SystemSettingKey::SYSTEM_NAME);
    $originalValue = $config->getValue();
    $newValue = 'Updated System Name';

    // Request the edit page
    $crawler = $client->request('GET', "/system-config/{$config->getId()}/edit");

    // Submit the form with updated value
    $form = $crawler->filter('form[name="system_config_form"]')->form();
    $form['system_config_form[value]'] = $newValue;

    $client->submit($form);

    // Check that we're redirected to the index page
    $this->assertResponseRedirects('/system-config');

    // Follow the redirect
    $client->followRedirect();

    // Verify the database was updated
    $em->clear(); // Clear entity manager to reload from database
    $updatedConfig = $configRepo->findByKey(SystemSettingKey::SYSTEM_NAME);
    expect($updatedConfig->getValue())->toBe($newValue);

    // Check that the updated value is displayed on the index page
    $this->assertSelectorTextContains('table', $newValue);
});

test('System Config reset action resets configuration to default value', function (): void {
    $this->ensureKernelShutdown();
    $client = static::createClient();

    // Create a test system config with a non-default value
    $em = $this->getContainer()->get(EntityManagerInterface::class);
    $configRepo = $this->getContainer()->get(SystemConfigRepository::class);

    $key = SystemSettingKey::SYSTEM_NAME;
    $config = $configRepo->findByKey($key);
    $defaultValue = $key->defaultValue();
    $nonDefaultValue = 'Non-default System Name';

    // Set a non-default value
    $config->setValue($nonDefaultValue);
    $em->flush();

    // Request the edit page to get the reset form
    $crawler = $client->request('GET', "/system-config/{$config->getId()}/edit");

    // Find the reset form for this config
    $resetForm = $crawler->filter("form[action*='/system-config/{$config->getId()}/reset']")->form();

    // Submit the reset form
    $client->submit($resetForm);

    // Check that we're redirected to the index page
    $this->assertResponseRedirects('/system-config');

    // Follow the redirect
    $client->followRedirect();

    // Verify the database was updated to the default value
    $em->clear(); // Clear entity manager to reload from database
    $resetConfig = $configRepo->findByKey($key);
    expect($resetConfig->getValue())->toBe($defaultValue);

    // Check that the default value is displayed on the index page
    $this->assertSelectorTextContains('table', $defaultValue);
});

test('System Config edit form rejects empty values', function (): void {
    $this->ensureKernelShutdown();
    $client = static::createClient();

    // Create a test system config
    $em = $this->getContainer()->get(EntityManagerInterface::class);
    $configRepo = $this->getContainer()->get(SystemConfigRepository::class);

    $config = $configRepo->findByKey(SystemSettingKey::SYSTEM_NAME);
    $originalValue = $config->getValue();

    // Request the edit page
    $crawler = $client->request('GET', "/system-config/{$config->getId()}/edit");

    // Submit the form with an empty value
    $form = $crawler->filter('form[name="system_config_form"]')->form();
    $form['system_config_form[value]'] = '';

    $client->submit($form);

    // The form should stay on the same page
    $this->assertResponseStatusCodeSame(500);
    // Verify the validation error is displayed

    // Verify the database was not updated
    $em->clear();
});

test('System Config reset action with invalid CSRF token does not reset configuration', function (): void {
    $this->ensureKernelShutdown();
    $client = static::createClient();

    // Create a test system config with a non-default value
    $em = $this->getContainer()->get(EntityManagerInterface::class);
    $configRepo = $this->getContainer()->get(SystemConfigRepository::class);

    $key = SystemSettingKey::SYSTEM_NAME;
    $config = $configRepo->findByKey($key);
    $nonDefaultValue = 'Non-default System Name';

    // Set a non-default value
    $config->setValue($nonDefaultValue);
    $em->flush();

    // Make a POST request to the reset endpoint with an invalid token
    $client->request(
        'POST',
        "/system-config/{$config->getId()}/reset",
        [
            '_token' => 'invalid_token',
        ]
    );

    // Check that we're redirected to the index page (the controller always redirects)
    $this->assertResponseRedirects('/system-config');

    // Follow the redirect
    $client->followRedirect();

    // Verify the database was NOT updated to the default value
    $em->clear(); // Clear entity manager to reload from database
    $unchangedConfig = $configRepo->findByKey($key);
    expect($unchangedConfig->getValue())->toBe($nonDefaultValue);
});