class HtmxAttributesTest

class HtmxAttributesTest extends UnitTestCase {
  
  /**
   * Class under test.
   */
  protected Htmx $htmx;
  
  /**
   * Mocked Url object.
   */
  protected Url&Stub $url;
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    $this->htmx = new Htmx();
    $generated = new GeneratedUrl();
    $generated->setGeneratedUrl('https://www.example.test/common-test/destination');
    $this->url = $this->createStub(Url::class);
    $this->url
      ->method('toString')
      ->willReturn($generated);
  }
  
  /**
   * Applies the Htmx attributes to a render array.
   */
  protected function apply() : array {
    $render = [];
    $this->htmx
      ->applyTo($render);
    return $render;
  }
  
  /**
   * Test on method.
   */
  public function testHxOn(string|array $event, string $action, string $name, string $expected) : void {
    $this->htmx
      ->on($event, $action);
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes'][$name]));
    $this->assertEquals($expected, $render['#attributes'][$name]);
  }
  
  /**
   * Provides data to self::testHxOn.
   *
   * @return array<int, string[]>
   *   Array of event, expected.
   */
  public static function hxOnDataProvider() : array {
    return [
      [
        'simple',
        'someAction(this)',
        'data-hx-on:simple',
        'someAction(this)',
      ],
      [
        '::before:request',
        'someAction(event)',
        'data-hx-on::before:request',
        'someAction(event)',
      ],
      [
        [
          'singleEvent' => 'someAction()',
        ],
        '',
        'data-hx-on',
        'singleEvent -> someAction()',
      ],
      [
        [
          'load' => 'this.showModal()',
          'click from:self, closeDialog from:body' => 'this.close()',
        ],
        '',
        'data-hx-on',
        'load -> this.showModal(); click from:self, closeDialog from:body -> this.close()',
      ],
      [
        [
          'close' => "this.remove(); log('dialog removed')",
        ],
        '',
        'data-hx-on',
        "close -> this.remove(); log('dialog removed')",
      ],
    ];
  }
  
  /**
   * Test pushUrl method.
   */
  public function testHxPushUrl(bool|Url $value, string $attributeValue) : void {
    $this->htmx
      ->pushUrl($value);
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes']['data-hx-push-url']));
    $this->assertEquals($attributeValue, $render['#attributes']['data-hx-push-url']);
  }
  
  /**
   * Test replaceUrl method.
   */
  public function testHxReplaceUrl(bool|Url $value, string $attributeValue) : void {
    $this->htmx
      ->replaceUrl($value);
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes']['data-hx-replace-url']));
    $this->assertEquals($attributeValue, $render['#attributes']['data-hx-replace-url']);
  }
  
  /**
   * Provides data to self::testHxPushUrl and self::testHxReplaceUrl.
   *
   * @return array{bool, string}[]
   *   Array of <bool, string> expected.
   */
  public static function booleanStringDataProvider() : array {
    return [
      [
        TRUE,
        'true',
      ],
      [
        FALSE,
        'false',
      ],
    ];
  }
  
  /**
   * Test pushUrl method with a Url object.
   */
  public function testHxPushUrlAbsolute() : void {
    $this->htmx
      ->pushUrl($this->url);
    $render = $this->apply();
    $this->assertStringEndsWith('/common-test/destination', $render['#attributes']['data-hx-push-url']);
  }
  
  /**
   * Test replaceUrl method with a Url object.
   */
  public function testHxReplaceUrlAbsolute() : void {
    $this->htmx
      ->replaceUrl($this->url);
    $render = $this->apply();
    $this->assertStringEndsWith('/common-test/destination', $render['#attributes']['data-hx-replace-url']);
  }
  
  /**
   * Test swapOob method.
   */
  public function testHxSwapOob(true|string $value, string $expected) : void {
    $this->htmx
      ->swapOob($value);
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes']['data-hx-swap-oob']));
    $this->assertEquals($expected, $render['#attributes']['data-hx-swap-oob']);
  }
  
  /**
   * Provides data to self::testHxSwapOob.
   *
   * @return array{true|string, string}[]
   *   Array of true|string, expected.
   */
  public static function hxSwapOobDataProvider() : array {
    return [
      [
        TRUE,
        'true',
      ],
      [
        'body:beforeend',
        'body:beforeend',
      ],
    ];
  }
  
  /**
   * Test vals method.
   */
  public function testHxVals() : void {
    $values = [
      'myValue' => 'My Value',
    ];
    $this->htmx
      ->vals($values);
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes']['data-hx-vals']));
    $this->assertEquals('{"myValue":"My Value"}', $render['#attributes']['data-hx-vals']);
  }
  
  /**
   * Test boost method.
   */
  public function testHxBoost(bool $value, string $expected) : void {
    $this->htmx
      ->boost($value);
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes']['data-hx-boost']));
    $this->assertEquals($expected, $render['#attributes']['data-hx-boost']);
  }
  
  /**
   * Test headers method.
   */
  public function testHxHeaders() : void {
    $values = [
      'myValue' => 'My Value',
    ];
    $this->htmx
      ->headers($values);
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes']['data-hx-headers']));
    $this->assertEquals('{"myValue":"My Value"}', $render['#attributes']['data-hx-headers']);
  }
  
  /**
   * Test config method.
   */
  public function testHxConfig() : void {
    $values = [
      'timeout' => 100,
      'credentials' => 'include',
    ];
    $this->htmx
      ->config($values);
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes']['data-hx-config']));
    $this->assertEquals('{"timeout":100,"credentials":"include"}', $render['#attributes']['data-hx-config']);
  }
  
  /**
   * Test validate method.
   */
  public function testHxValidate(?bool $value, string $expected) : void {
    if (is_null($value)) {
      $this->htmx
        ->validate();
    }
    else {
      $this->htmx
        ->validate($value);
    }
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes']['data-hx-validate']));
    $this->assertEquals($expected, $render['#attributes']['data-hx-validate']);
  }
  
  /**
   * Provides data to self::testHxValidate.
   *
   * @return array{?bool, string}[]
   *   Array of null|bool, string, expected.
   */
  public static function hxValidateDataProvider() : array {
    return [
      [
        TRUE,
        'true',
      ],
      [
        FALSE,
        'false',
      ],
      [
        NULL,
        'true',
      ],
    ];
  }
  
  /**
   * Test disable method.
   */
  public function testHxDisable(bool $useMerge) : void {
    $selector = 'div.some-class';
    $expectedName = $useMerge ? 'data-hx-disable:merge' : 'data-hx-disable';
    $this->htmx
      ->disable($selector, $useMerge);
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes'][$expectedName]));
    $this->assertEquals($selector, $render['#attributes'][$expectedName]);
  }
  
  /**
   * Test swap method.
   */
  public function testSwap() : void {
    // Simple case.
    $this->htmx
      ->swap('afterbegin');
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes']['data-hx-swap']));
    $this->assertEquals('afterbegin ignoreTitle:true', $render['#attributes']['data-hx-swap']);
    // Don't ignore the title.
    $this->htmx
      ->swap('afterbegin', '', FALSE);
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes']['data-hx-swap']));
    $this->assertEquals('afterbegin', $render['#attributes']['data-hx-swap']);
    // Use a modifier.
    $this->htmx
      ->swap('beforeend', 'scroll:bottom');
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes']['data-hx-swap']));
    $this->assertEquals('beforeend scroll:bottom ignoreTitle:true', $render['#attributes']['data-hx-swap']);
  }
  
  /**
   * Test status method.
   */
  public function testStatus() : void {
    // Test with a placeholder status code.
    $this->htmx
      ->status('status-code', 'swap:innerHTML target:#errors');
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes']['data-hx-status:status-code']));
    $this->assertEquals('swap:innerHTML target:#errors', $render['#attributes']['data-hx-status:status-code']);
  }
  public function testInvalidMethod() : void {
    // Test an invalid string.
    $this->expectException(\ValueError::class);
    $this->htmx
      ->method('invalid');
  }
  
  /**
   * Test remaining methods.
   */
  public function testHxSimpleAttributes(string $method, null|string|array $value, string $attribute, string|bool $expected) : void {
    if (is_null($value)) {
      $this->htmx
        ->{$method}();
    }
    else {
      $this->htmx
        ->{$method}($value);
    }
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes'][$attribute]));
    $this->assertEquals($expected, $render['#attributes'][$attribute]);
  }
  
  /**
   * Provides data to self::testHxSimpleStringAttributes.
   *
   * @return array{string, ?string, string, string|bool}[]
   *   Array of method, value, attribute, expected.
   */
  public static function hxSimpleStringAttributesDataProvider() : array {
    return [
      [
        'select',
        '#info-details',
        'data-hx-select',
        '#info-details',
      ],
      // phpcs:ignore Drupal.Arrays.Array.LongLineDeclaration
[
        'select',
        'info[data-drupal-selector="edit-select"]',
        'data-hx-select',
        'info[data-drupal-selector="edit-select"]',
      ],
      [
        'selectOob',
        '#info-details',
        'data-hx-select-oob',
        '#info-details',
      ],
      [
        'selectOob',
        [
          '#info-details:afterbegin',
          '#alert',
        ],
        'data-hx-select-oob',
        '#info-details:afterbegin,#alert',
      ],
      [
        'target',
        'descriptor',
        'data-hx-target',
        'descriptor',
      ],
      [
        'trigger',
        'event',
        'data-hx-trigger',
        'event',
      ],
      [
        'trigger',
        [
          'load',
          'click delay:1s',
        ],
        'data-hx-trigger',
        'load,click delay:1s',
      ],
      [
        'confirm',
        'A confirmation message',
        'data-hx-confirm',
        'A confirmation message',
      ],
      [
        'ignore',
        NULL,
        'data-hx-ignore',
        TRUE,
      ],
      [
        'historyElt',
        NULL,
        'data-hx-history-elt',
        TRUE,
      ],
      [
        'encoding',
        NULL,
        'data-hx-encoding',
        'multipart/form-data',
      ],
      [
        'encoding',
        'application/x-www-form-urlencoded',
        'data-hx-encoding',
        'application/x-www-form-urlencoded',
      ],
      [
        'include',
        'descriptor',
        'data-hx-include',
        'descriptor',
      ],
      [
        'indicator',
        'descriptor',
        'data-hx-indicator',
        'descriptor',
      ],
      [
        'sync',
        'closest form:abort',
        'data-hx-sync',
        'closest form:abort',
      ],
      [
        'method',
        'get',
        'data-hx-method',
        'get',
      ],
      [
        'method',
        'post',
        'data-hx-method',
        'post',
      ],
      [
        'method',
        'PUT',
        'data-hx-method',
        'PUT',
      ],
      [
        'method',
        'patch',
        'data-hx-method',
        'patch',
      ],
      [
        'method',
        'delete',
        'data-hx-method',
        'delete',
      ],
      [
        'morphSkip',
        NULL,
        'data-hx-morph-skip',
        TRUE,
      ],
      [
        'morphSkipChildren',
        NULL,
        'data-hx-morph-skip-children',
        TRUE,
      ],
    ];
  }
  
  /**
   * Tests modifiers.
   */
  public function testModifiers() : void {
    // No modifier is the default.  Including for completeness.
    $this->htmx
      ->select('selector', Htmx::NO_MODIFIER);
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes']['data-hx-select']));
    $this->assertEquals('selector', $render['#attributes']['data-hx-select']);
    // Inherited.
    $this->htmx
      ->select('selector', Htmx::INHERITED);
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes']['data-hx-select']));
    $this->assertEquals('selector', $render['#attributes']['data-hx-select:inherited']);
    // Append.
    $this->htmx
      ->select('selector', Htmx::APPEND);
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes']['data-hx-select']));
    $this->assertEquals('selector', $render['#attributes']['data-hx-select:append']);
    // Combined.
    $this->htmx
      ->select('selector', Htmx::INHERITED | Htmx::APPEND);
    $render = $this->apply();
    $this->assertTrue(isset($render['#attributes']['data-hx-select']));
    $this->assertEquals('selector', $render['#attributes']['data-hx-select:inherited:append']);
  }

}