<?php

/**
 * @author Any
 * @description KISS
 * @date 2021年7月29日
 * @version 1.0.0
 * 
 * _____LOG_____
 * 
 */
namespace app\models\common\cms;

use app\models\cms\Post;
use app\models\cms\PostMeta;
use app\models\cms\RichText;
use app\models\Model;
use yii\data\Pagination;
use app\components\SiteHelper;
use app\models\Cat;

class CommonPostListForm extends Model 
{
    public $keywords;
    public $limit;
    public $page;
    
    public $cat_id;    
    public $cx_mch_id;
    public $status;
    public $is_top;
    public $post_id;
    public $url_alias;
    
    public $scene;




    public function rules()
    {
        return [
            [['keywords', 'url_alias'], 'trim'],
            [['keywords', 'url_alias'], 'string'],
            [['limit', 'page', 'cx_mch_id', 'status', 'is_top' ,'post_id', 'scene', 'cat_id'], 'integer'],
            [['page'], 'default', 'value' => 1],
            [['limit'], 'default', 'value' => 20],
            [['cx_mch_id'], 'required'],
            [['post_id'], 'required', 'on' => 'detail'],
        ];
    }    
    
    public function search()
    {
        if(!$this->validate()){
            return $this->getModelError();
        }
        $cat_query = PostMeta::find()
            ->where([
                'type' => PostMeta::TYPE_CAT,
                'is_delete' => 0,
                'cx_mch_id' => $this->cx_mch_id,
            ])
            ->select('post_id,value as cat_id');        
        $query = Post::find()->alias('p')
            ->leftJoin(['rt' => RichText::tableName()],'rt.id=p.rich_text_id')
            ->leftJoin(['pm' => $cat_query], 'pm.post_id=p.id')
            ->where([
                'p.cx_mch_id' => $this->cx_mch_id,
                'p.is_delete' => 0,
                'p.scene' => $this->scene,
            ])
            ->andFilterWhere([
                'OR',
                ['LIKE', 'rt.title', $this->keywords],
                ['LIKE', 'rt.author', $this->keywords],
                ['LIKE', 'rt.summary', $this->keywords],
            ])
            ->andFilterWhere([
                'p.is_top' => $this->is_top,
                'p.status' => $this->status,
                'p.id' => $this->post_id,                
                'p.url_alias' => $this->url_alias,  
                'pm.cat_id' => $this->cat_id
            ])
            ->select('rt.author,rt.title,rt.summary,rt.content,rt.cover_url,p.id,p.rich_text_id,p.sort,p.is_top,p.status,p.created_at,p.published_at,p.viewed_num,p.allow_read');
        $count_query = clone $query;
        $count = $count_query->count();
        $pagination = new Pagination(['pageSize' => $this->limit, 'totalCount' => $count, 'page' => $this->page - 1]);
        $list = $query->offset($pagination->offset)->limit($pagination->limit)->orderBy(['p.sort' => SORT_ASC, 'p.created_at' => SORT_DESC])->asArray()->all();
        foreach ($list as $index => $item){
            $item['created_at_cn'] = date('Y-m-d H:i:s',$item['created_at']);
            $item['published_at_cn'] = date('Y-m-d H:i:s',$item['published_at']);
            $item['status_cn'] = Post::getStatus($item['status']);
            $item['allow_read_cn'] = $item['allow_read'] == 1 ? '开放阅读' : '密码访问';
            $item['cat_list'] = $this->getCatList($item['id']);
            if($this->scenario == 'detail')
                $item['content'] = SiteHelper::repairContent($item['content']);
            $list[$index] = $item;
        }   
        //是否已经全部加载
        $end_flag = $this->page > $pagination->pageCount ? true : false;
        return [
            'code' => 0,
            'msg' => 'ok',
            'data' => $list,
            'count' => $count,
            'page_size' => $this->limit,
            'page_count' => $pagination->pageCount,
            'page_no' => $this->page,
            'end_flag' => $end_flag
        ];         
    }
    
    private function getCatList($post_id)
    {
        $list = PostMeta::find()->alias('pm')
            ->leftJoin(['c' => Cat::tableName()],'c.id=pm.value')
            ->where([
                'pm.is_delete' => 0,
                'pm.type' => PostMeta::TYPE_CAT,
                'pm.post_id' => $post_id,
                'c.is_delete' => 0,
                'c.type' => Cat::TYPE_POST_DEFAULT,
            ])
            ->select('c.name,c.id as cat_id')->asArray()->all();
        return $list;
    }    
}