<?php

namespace app\model;

class Slide extends Base
{
    public static function delByIds($ids)
    {
        return self::whereIn('id', $ids)->delete();
    }

    //获取幻灯片列表
    public static function getList()
    {
        return self::order("sort asc")
            ->select()
            ->toArray();
    }

    public static function onAfterInsert($slide)
    {
        $slide->sort = $slide->id;
        $slide->save();
    }

    //获取轮播图涉及到的文件
    public static function getFilesInUse()
    {
        $items = self::select()->toArray();
        $data  = [];
        foreach ($items as $item) {
            $src = trim($item['src']);
            if (!empty($src)) {
                $key        = getKeyByPath($src);
                $data[$key] = $src;
            }
        }
        return $data;
    }
}