<?php
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namespace app\api\lists\article;

use app\api\lists\BaseApiDataLists;
use app\common\enum\YesNoEnum;
use app\common\lists\ListsSearchInterface;
use app\common\model\article\Article;
use app\common\service\{FileService,UtilsService};


/**
 * 文章列表
 * Class ArticleLists
 * @package app\api\lists\article
 */
class ArticleLists extends BaseApiDataLists implements ListsSearchInterface
{

    /**
     * @notes 搜索条件
     * @return \string[][]
     * @author 段誉
     * @date 2022/9/16 18:54
     */
    public function setSearch(): array
    {
        return [
            '=' => ['cid']
        ];
    }


    /**
     * @notes 自定查询条件
     * @return array
     * @author 段誉
     * @date 2022/10/25 16:53
     */
    public function queryWhere()
    {
        $where[] = ['is_show', '=', 1];
        return $where;
    }


    /**
     * @notes 获取文章列表
     * @return array
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\DbException
     * @throws \think\db\exception\ModelNotFoundException
     * @author 段誉
     * @date 2022/9/16 18:55
     */
    public function lists(): array
    {
        $lang = $this->params['lang'];
        
        $field = 'id,title,image,langs';
        $result = Article::field($field)
            ->where($this->queryWhere())
            ->where($this->searchWhere)
            ->order(['sort' => 'desc', 'id' => 'desc'])
            ->limit($this->limitOffset, $this->limitLength)
            ->select()->toArray();
            
        foreach ($result as &$article) {
            //多语言替换
            $data = UtilsService::get_langs_data($article['langs'],$lang);
            $data_title = '';
            if(count($data) > 0){
                $data_title = $data['title'];
            }
            $article['title'] = $data_title;
            unset($article['langs']);
        }

        return $result;
    }


    /**
     * @notes 获取文章数量
     * @return int
     * @author 段誉
     * @date 2022/9/16 18:55
     */
    public function count(): int
    {
        return Article::where($this->searchWhere)
            ->where($this->queryWhere())
            ->count();
    }
}