<?php
namespace app\model;

use think\model\relation\HasOne;

class Block extends Base
{
    const BLOCK = 1;//富文本
    const TEXT= 2;//纯文本
    const IMG = 3;//图片
    const GROUP = 4;//多图
    const FILE = 5;// 文件
    const VIDEO = 6;// 视频
    const ING_LIST = 7;//  图文列表

    //获取类型键值对
    public static function getTypes()
    {
        return [
            self::BLOCK => '富文本',
            self::TEXT => '纯文本',
            self::IMG => '图片',
            self::GROUP => '多图',
            self::FILE => '文件',
            self::VIDEO => '视频',
            self::ING_LIST => '图文列表',
        ];
    }

    //根据键值和类目获取数据
    public static function getByKeyword($keyword, $categoryId)
    {
        return self::where('keyword', $keyword)->where('category_id', $categoryId)->findOrEmpty()->toArray();
    }

    //根据栏目ID获取块列表
    public static function getByCategoryId($categoryId)
    {

        if($categoryId <= 0){
            return [];
        }

        $items = self::where('category_id', $categoryId)
            ->order('id desc')
            ->select()
            ->toArray();
        if(empty($items)){
            return [];
        }
        $data = [];
        foreach($items as $item){
            $data[$item['name']] = $item;
        }
        return $data;
    }

    //获取在使用中的文件
    public static  function getFilesInUse()
    {
        $items = self::whereIn('type', [self::IMG, self::GROUP, self::VIDEO, self::TEXT])
            ->select()
            ->toArray();
        $data = [];
        foreach($items as $item){
            if($item['type'] == self::IMG){
                $file = trim($item['value']);
                if(!empty($file)){
                    $key = getKeyByPath($file);
                    $data[$key] = $file;
                }
            }elseif($item['type'] == self::GROUP){
                $val = trim($item['value']);
                if (!empty($val) && $val != '[]' && $val != 'null') {
                    $files = json_decode($val, true);
                    foreach($files as $file){
                        $src = trim($file['src']);
                        if(!empty($src)){
                            $key = getKeyByPath($src);
                            $data[$key] = $src;
                        }
                    }
                }
            }elseif($item['type'] == self::VIDEO){
                $video = trim($item['value']);
                if(!empty($video)){
                    $key = getKeyByPath($video);
                    $data[$key] = $video;
                }
                $img = trim($item['img']);
                if(!empty($img)){
                    $key = getKeyByPath($img);
                    $data[$key] = $img;
                }
            }elseif($item['type'] == self::TEXT){
                $imgs = getImageUrlFromText($item['value']);
                if(!empty($imgs)){
                    $data = array_merge($data, $imgs);
                }
                $videos = getVideoUrlFromText($item['value']);
                if(!empty($videos)){
                    $data = array_merge($data, $videos);
                }
            }
        }
        return $data;
    }

    /**
     * 栏目
     *
     * @return HasOne
     */
    public function category(): HasOne
    {
        return $this->HasOne(ArchivesCategory::class, 'id', 'category_id');
    }

    /**
     * 设置内容
     * */
    public function setContentAttr($value,$data)
    {
        if($data['type'] == self::ING_LIST){
            $content =  array_column($value,null,"sort");
            $contentKey = array_keys($content);
            sort($contentKey);
            $contentData =[];
            foreach ($contentKey as $ck){
                $contentData[]= $content[$ck];
            }
            return json_encode($contentData);
        }
        return $value;
    }

    /**
     * 设置内容
     * */
    public function getContentAttr($value,$data)
    {
        if($data['type'] == self::ING_LIST){
           return json_decode($value,true);
        }
        return $value;
    }
}