<?php

namespace TablePress\PhpOffice\PhpSpreadsheet\Style;

use TablePress\PhpOffice\PhpSpreadsheet\Exception as PhpSpreadsheetException;

class Border extends Supervisor
{
	// Border style
	const BORDER_NONE = 'none';
	const BORDER_DASHDOT = 'dashDot';
	const BORDER_DASHDOTDOT = 'dashDotDot';
	const BORDER_DASHED = 'dashed';
	const BORDER_DOTTED = 'dotted';
	const BORDER_DOUBLE = 'double';
	const BORDER_HAIR = 'hair';
	const BORDER_MEDIUM = 'medium';
	const BORDER_MEDIUMDASHDOT = 'mediumDashDot';
	const BORDER_MEDIUMDASHDOTDOT = 'mediumDashDotDot';
	const BORDER_MEDIUMDASHED = 'mediumDashed';
	const BORDER_SLANTDASHDOT = 'slantDashDot';
	const BORDER_THICK = 'thick';
	const BORDER_THIN = 'thin';
	const BORDER_OMIT = 'omit'; // should be used only for Conditional

	/**
	 * Border style.
	 */
	protected string $borderStyle = self::BORDER_NONE;

	/**
	 * Border color.
	 */
	protected Color $color;

	public ?int $colorIndex = null;

	/**
	 * Create a new Border.
	 *
	 * @param bool $isSupervisor Flag indicating if this is a supervisor or not
	 *                                    Leave this value at default unless you understand exactly what
	 *                                        its ramifications are
	 */
	public function __construct(bool $isSupervisor = false, bool $isConditional = false)
	{
		// Supervisor?
		parent::__construct($isSupervisor);

		// Initialise values
		$this->color = new Color(Color::COLOR_BLACK, $isSupervisor);

		// bind parent if we are a supervisor
		if ($isSupervisor) {
			$this->color->bindParent($this, 'color');
		}
		if ($isConditional) {
			$this->borderStyle = self::BORDER_OMIT;
		}
	}

	/**
	 * Get the shared style component for the currently active cell in currently active sheet.
	 * Only used for style supervisor.
	 */
	public function getSharedComponent(): self
	{
		/** @var Style $parent */
		$parent = $this->parent;

		/** @var Borders $sharedComponent */
		$sharedComponent = $parent->getSharedComponent();

		switch ($this->parentPropertyName) {
									case 'bottom':
										return $sharedComponent->getBottom();
									case 'diagonal':
										return $sharedComponent->getDiagonal();
									case 'left':
										return $sharedComponent->getLeft();
									case 'right':
										return $sharedComponent->getRight();
									case 'top':
										return $sharedComponent->getTop();
									default:
										throw new PhpSpreadsheetException('Cannot get shared component for a pseudo-border.');
								}
	}

	/**
	 * Build style array from subcomponents.
	 */
	public function getStyleArray(array $array): array
	{
		/** @var Style $parent */
		$parent = $this->parent;

		return $parent->getStyleArray([$this->parentPropertyName => $array]);
	}

	/**
	 * Apply styles from array.
	 *
	 * <code>
	 * $spreadsheet->getActiveSheet()->getStyle('B2')->getBorders()->getTop()->applyFromArray(
	 *        [
	 *            'borderStyle' => Border::BORDER_DASHDOT,
	 *            'color' => [
	 *                'rgb' => '808080'
	 *            ]
	 *        ]
	 * );
	 * </code>
	 *
	 * @param array $styleArray Array containing style information
	 *
	 * @return $this
	 */
	public function applyFromArray(array $styleArray)
	{
		if ($this->isSupervisor) {
			$this->getActiveSheet()->getStyle($this->getSelectedCells())->applyFromArray($this->getStyleArray($styleArray));
		} else {
			if (isset($styleArray['borderStyle'])) {
				$this->setBorderStyle($styleArray['borderStyle']);
			}
			if (isset($styleArray['color'])) {
				$this->getColor()->applyFromArray($styleArray['color']);
			}
		}

		return $this;
	}

	/**
	 * Get Border style.
	 */
	public function getBorderStyle(): string
	{
		if ($this->isSupervisor) {
			return $this->getSharedComponent()->getBorderStyle();
		}

		return $this->borderStyle;
	}

	/**
	 * Set Border style.
	 *
	 * @param bool|string $style When passing a boolean, FALSE equates Border::BORDER_NONE
	 *                                and TRUE to Border::BORDER_MEDIUM
	 *
	 * @return $this
	 */
	public function setBorderStyle($style)
	{
		if (empty($style)) {
			$style = self::BORDER_NONE;
		} elseif (is_bool($style)) {
			$style = self::BORDER_MEDIUM;
		}

		if ($this->isSupervisor) {
			$styleArray = $this->getStyleArray(['borderStyle' => $style]);
			$this->getActiveSheet()->getStyle($this->getSelectedCells())->applyFromArray($styleArray);
		} else {
			$this->borderStyle = $style;
		}

		return $this;
	}

	/**
	 * Get Border Color.
	 */
	public function getColor(): Color
	{
		return $this->color;
	}

	/**
	 * Set Border Color.
	 *
	 * @return $this
	 */
	public function setColor(Color $color)
	{
		// make sure parameter is a real color and not a supervisor
		$color = $color->getIsSupervisor() ? $color->getSharedComponent() : $color;

		if ($this->isSupervisor) {
			$styleArray = $this->getColor()->getStyleArray(['argb' => $color->getARGB()]);
			$this->getActiveSheet()->getStyle($this->getSelectedCells())->applyFromArray($styleArray);
		} else {
			$this->color = $color;
		}

		return $this;
	}

	/**
	 * Get hash code.
	 *
	 * @return string Hash code
	 */
	public function getHashCode(): string
	{
		if ($this->isSupervisor) {
			return $this->getSharedComponent()->getHashCode();
		}

		return md5(
			$this->borderStyle
			. $this->color->getHashCode()
			. __CLASS__
		);
	}

	protected function exportArray1(): array
	{
		$exportedArray = [];
		$this->exportArray2($exportedArray, 'borderStyle', $this->getBorderStyle());
		$this->exportArray2($exportedArray, 'color', $this->getColor());

		return $exportedArray;
	}
}