<?php
namespace app\model;

class System extends Base
{
    //获取友情链接上传图片尺寸
    public static function getLinkImageSize()
    {
        $system = self::getSystem();
        if(!empty($system['link_w']) && !empty($system['link_h'])){
            $linkSize = $system['link_w'] . '像素 X ' . $system['link_h'] . '像素';
        }else{
            $linkSize = '';
        }
        return $linkSize;
    }
    //获取幻灯片上传尺寸
    public static function getSlideImageSize()
    {
        $system = self::getSystem();
        if(!empty($system['slide_w']) && !empty($system['slide_h'])){
            $slideSize = $system['slide_w'] . '像素 X ' . $system['slide_h'] . '像素';
        }else{
            $slideSize = '';
        }
        if(!empty($system['slide_mobile_w']) && !empty($system['slide_mobile_h'])){
            $slideMobileSize = $system['slide_mobile_w'] . '像素 X ' . $system['slide_mobile_h'] . '像素';
        }else{
            $slideMobileSize = '';
        }
        return [
            'slide_size' => $slideSize,
            'slide_mobile_size' => $slideMobileSize
        ];
    }
    //获取文章图片尺寸
    public static function getArticleImageSize()
    {
        $system = self::getSystem();
        if(!empty($system['article_w']) && !empty($system['article_h'])){
            $articleSize = $system['article_w'] . '像素 X ' . $system['article_h'] . '像素';
        }else{
            $articleSize = '';
        }
        return $articleSize;
    }
    //获取系统配置信息
    public static function getSystem()
    {
        return self::order('id asc')
        ->findOrEmpty()
        ->toArray();
    }
}