PhpSchool\CliMenu\MenuItem\AsciiArtItem

Complexity

Total Complexity

12

Size/Duplication

Total Lines	143
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	2

Importance

Changes

0

9 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	9	1
B	getRows()	0	29	4
A	canSelect()	0	4	1
A	getSelectAction()	0	4	1
A	getText()	0	4	1
A	getArtLength()	0	4	1
A	showsItemExtra()	0	4	1
A	showItemExtra()	0	4	1
A	hideItemExtra()	0	4	1

<?php

namespace PhpSchool\CliMenu\MenuItem;

use Assert\Assertion;
use PhpSchool\CliMenu\MenuStyle;

/**
 * Class AsciiArtItem
 *
 * @package PhpSchool\CliMenu\MenuItem
 * @author Michael Woodward <mikeymike.mw@gmail.com>
 */
class AsciiArtItem implements MenuItemInterface
{
    /**
     * Possible positions of the ascii art
     */
    const POSITION_CENTER = 'center';
    const POSITION_LEFT   = 'left';
    const POSITION_RIGHT  = 'right';
    
    /**
     * @var string
     */
    private $text;

    /**
     * @var string
     */
    private $position;

    /**
     * @var int
     */
    private $artLength;

    /**
     * @param string $text
     * @param string $position
     */
    public function __construct($text, $position = self::POSITION_CENTER)
    {
        Assertion::string($text);
        Assertion::inArray($position, [self::POSITION_CENTER, self::POSITION_RIGHT, self::POSITION_LEFT]);
        
        $this->text      = $text;
        $this->position  = $position;
        $this->artLength = max(array_map('mb_strlen', explode("\n", $text)));
    }

    /**
     * The output text for the item
     *
     * @param MenuStyle $style
     * @param bool $selected
     * @return array
     */
    public function getRows(MenuStyle $style, $selected = false)
    {
        return array_map(function ($row) use ($style) {
            $length = mb_strlen($row);

            $padding = $style->getContentWidth() - $length;

            switch ($this->position) {
                case self::POSITION_LEFT:
                    return $row;
                    break;

break is not strictly necessary here and could be removed.

                case self::POSITION_RIGHT:
                    $row = rtrim($row);
                    $padding = $padding - ($this->artLength - mb_strlen($row));
                    $row = sprintf('%s%s', str_repeat(' ', $padding), $row);
                    break;
                case self::POSITION_CENTER:
                default:
                    $row = rtrim($row);
                    $padding = $padding - ($this->artLength - mb_strlen($row));
                    $left = ceil($padding/2);
                    $right = $padding - $left;
                    $row = sprintf('%s%s%s', str_repeat(' ', $left), $row, str_repeat(' ', $right));
                    break;
            }

            return $row;
        }, explode("\n", $this->text));
    }

    /**
     * Can the item be selected
     *
     * @return bool
     */
    public function canSelect()
    {
        return false;
    }

    /**
     * Execute the items callable if required
     *
     * @return void
     */
    public function getSelectAction()
    {
        return;
    }

    /**
     * Return the raw string of text
     *
     * @return string
     */
    public function getText()
    {
        return $this->text;
    }

    /**
     * Return the length of the art
     *
     * @return int
     */
    public function getArtLength()
    {
        return $this->artLength;
    }

    /**
     * Whether or not the menu item is showing the menustyle extra value
     *
     * @return bool
     */
    public function showsItemExtra()
    {
        return false;
    }

    /**
     * Enable showing item extra
     *
     */
    public function showItemExtra()
    {
        //noop
    }

    /**
     * Disable showing item extra
     *
     */
    public function hideItemExtra()
    {
        //noop
    }
}