tileview.php

<?php
namespace Bitrix\Sender\UI;
 
use Bitrix\Main\Localization\Loc;
use Bitrix\Main\Type\DateTime;
 
Loc::loadMessages(__FILE__);
 
class TileView
{
    public const MAX_COUNT = 4;
    public const COLOR_GREY = '#eef2f4';
 
    public const SECTION_ALL = 'all';
    public const SECTION_LAST = 'last';
    public const SECTION_FREQ = 'freq';
    public const SECTION_SYS = 'system';
    public const SECTION_MY = 'my';
 
    protected $tiles = [];
 
    protected $sections = [];
 
    public static function create()
    {
        return new static();
    }
 
    public function __construct()
    {
 
    }
 
    public function addTile($id, $name, $data = [], $bgColor = null, $color = null)
    {
        $this->tiles[] = $this->getTile($id, $name, $data, $bgColor, $color);
        return $this;
    }
 
    public function getTile($id, $name, $data = [], $bgColor = null, $color = null)
    {
        return [
            'id' => $id,
            'name' => $name,
            'data' => $data,
            'bgcolor' => $bgColor,
            'color' => $color
        ];
    }
 
    public function getTiles()
    {
        return $this->tiles;
    }
 
    public function removeTiles()
    {
        $this->tiles = [];
        return $this;
    }
 
    public function addSection($id, $name = null)
    {
        $name = $name ?: Loc::getMessage('SENDER_UI_TILEVIEW_SECTION_'.mb_strtoupper($id));
        $name = $name ?: $id;
 
        $this->sections[$id] = [
            'id' => $id,
            'name' => $name,
            'items' => [],
        ];
        return $this;
    }
 
    public function getSections()
    {
        return $this->sections;
    }
 
    public function removeSections()
    {
        $this->sections = [];
        return $this;
    }
 
    public function get()
    {
        $list = $this->sections;
        $sections = array_keys($list);
 
        if (in_array(self::SECTION_ALL, $sections))
        {
            $list[self::SECTION_ALL]['items'] = $this->tiles;
        }
 
        foreach ($this->tiles as $tile)
        {
            foreach ($sections as $section)
            {
                if ($section === self::SECTION_ALL)
                {
                    continue;
                }
 
                if (empty($tile['data'][$section]))
                {
                    continue;
                }
 
                self::prepareTileForSorting($tile, $section);
                $list[$section]['items'][] = $tile;
            }
        }
 
        self::sortTiles($list);
        return array_values($list);
    }
 
    protected static function prepareTileForSorting(&$tile, $section)
    {
        if ($section === self::SECTION_LAST)
        {
            $last = $tile['data'][self::SECTION_LAST];
            if ($last instanceof DateTime)
            {
                $tile['data'][self::SECTION_LAST] = $last->getTimestamp();
            }
        }
    }
 
    protected static function sortTiles(&$list)
    {
        foreach ([self::SECTION_LAST, self::SECTION_FREQ] as $section)
        {
            if (!isset($list[$section]))
            {
                continue;
            }
 
            // sort & cut
            usort(
                $list[$section]['items'],
                function ($a, $b) use ($section)
                {
                    return ($a['data'][$section] > $b['data'][$section]) ? -1 : 1;
                }
            );
            $list[$section]['items'] = array_slice($list[$section]['items'], 0, self::MAX_COUNT);
        }
    }
}