<?

namespace Bitrix\UI\Toolbar;

use Bitrix\Main\ArgumentTypeException;
use Bitrix\UI\Buttons\BaseButton;
use Bitrix\UI\Buttons\Button;

class Toolbar
{
	private $id;
	private $filter;
	private $titleMinWidth;
	private $titleMaxWidth;
	private $favoriteStar = true;

	/**
	 * @param Button[] $buttons
	 */
	private $afterTitleButtons = [];
	/**
	 * @param Button[] $buttons
	 */
	private $buttons = [];
	private $filterButtons = [];
	private $options;

	/**
	 * Toolbar constructor.
	 *
	 * @param string $id
	 * @param array $options
	 */
	public function __construct($id, $options)
	{
		$this->id = $id;
		$this->options = $options;

		if (isset($this->options['filter']))
		{
			$this->addFilter($this->options['filter']);
		}
	}

	/**
	 * @return string
	 */
	public function getId()
	{
		return $this->id;
	}

	/**
	 * @param array|Button $button
	 * @param string $location
	 * @see ButtonLocation
	 *
	 * @throws ArgumentTypeException
	 */
	public function addButton($button, $location = ButtonLocation::RIGHT)
	{
		if (is_array($button))
		{
			$button = new Button($button);
		}

		if (!($button instanceof Button))
		{
			throw new ArgumentTypeException("button", Button::class);
		}

		if ($location === ButtonLocation::AFTER_FILTER)
		{
			$this->filterButtons[] = $button;
		}
		elseif($location === ButtonLocation::AFTER_TITLE)
		{
			$this->afterTitleButtons[] = $button;
		}
		else
		{
			$this->buttons[] = $button;
		}
	}

	public function deleteButtons(\Closure $closure)
	{
		foreach ($this->buttons as $i => $button)
		{
			if ($closure($button, ButtonLocation::RIGHT) === true)
			{
				unset($this->buttons[$i]);
			}
		}

		foreach ($this->filterButtons as $i => $button)
		{
			if ($closure($button, ButtonLocation::AFTER_FILTER) === true)
			{
				unset($this->filterButtons[$i]);
			}
		}
	}

	public function shuffleButtons(\Closure $closure, $buttonLocation)
	{
		$buttonList = null;
		switch ($buttonLocation)
		{
			case ButtonLocation::RIGHT:
				$buttonList = $this->buttons;
				break;
			case ButtonLocation::AFTER_FILTER:
				$buttonList = $this->filterButtons;
				break;
		}

		if ($buttonList)
		{
			$buttonList = $closure($buttonList);
			if (!is_array($buttonList))
			{
				throw new ArgumentTypeException('buttonList', 'array');
			}

			switch ($buttonLocation)
			{
				case ButtonLocation::RIGHT:
					$this->buttons = $buttonList;
					break;
				case ButtonLocation::AFTER_FILTER:
					$this->filterButtons = $buttonList;
					break;
			}
		}
	}

	public function hasFavoriteStar()
	{
		return (bool)$this->favoriteStar;
	}

	public function addFavoriteStar()
	{
		$this->favoriteStar = true;

		return $this;
	}

	public function deleteFavoriteStar()
	{
		$this->favoriteStar = false;

		return $this;
	}

	public function addFilter(array $filterOptions = [])
	{
		ob_start();
		$GLOBALS['APPLICATION']->includeComponent('bitrix:main.ui.filter', '', $filterOptions);
		$this->filter = ob_get_clean();
	}

	public function getFilter()
	{
		return $this->filter;
	}

	/**
	 * @return BaseButton[]
	 */
	public function getButtons()
	{
		return array_merge($this->afterTitleButtons, $this->filterButtons, $this->buttons);
	}

	public function renderAfterTitleButtons()
	{
		return implode(array_map(function(Button $button) {
			return self::processButtonRender($button);
		}, $this->afterTitleButtons));
	}

	public function renderRightButtons()
	{
		return implode(array_map(function(Button $button) {
			return self::processButtonRender($button);
		}, $this->buttons));
	}

	public function renderAfterFilterButtons()
	{
		return implode(array_map(function(Button $button) {
			return self::processButtonRender($button);
		}, $this->filterButtons));
	}

	/**
	 * @deprecated
	 * @return string
	 */
	public function renderFilterRightButtons()
	{
		return $this->renderAfterFilterButtons();
	}

	protected function processButtonRender(Button $button)
	{
		$shouldAddThemeModifier = (bool)array_intersect($button->getClassList(), [
			'ui-btn-light-border',
			'ui-btn-light',
			'ui-btn-link',
		]);

		if ($shouldAddThemeModifier)
		{
			$button->addClass('ui-btn-themes');
		}

		return $button->render(false);
	}

	public function setTitleMinWidth($width)
	{
		if (is_int($width) && $width > 0)
		{
			$this->titleMinWidth = $width;
		}
	}

	public function getTitleMinWidth()
	{
		return $this->titleMinWidth;
	}

	public function setTitleMaxWidth($width)
	{
		if (is_int($width) && $width > 0)
		{
			$this->titleMaxWidth = $width;
		}
	}

	public function getTitleMaxWidth()
	{
		return $this->titleMaxWidth;
	}
}