<?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 CommonPostEditForm extends Model 
{
    public $scene;
    public $cx_mch_id;
    public $title;
    public $content;
    public $status;
    public $sort;
    public $is_top;
    public $url_alias;
    public $allow_read;
    public $password;
    public $cover_url;
    public $author;
    public $summary;


    public $model;
    public $cat_ids;

    public function rules()
    {
        return [
            [['title', 'content', 'url_alias', 'password', 'cover_url', 'author', 'summary'], 'trim'],
            [['title', 'content', 'url_alias', 'password', 'cover_url', 'author', 'summary'], 'string'],
            [['cx_mch_id', 'status', 'sort', 'is_top', 'allow_read', 'scene'], 'integer'],
            [['is_top', 'allow_read'], 'in', 'range' => [0, 1]],
            [['status'], 'in', 'range' => [0, 1, 2]],
            [['model', 'cat_ids'], 'safe'],
            [['sort'], 'default', 'value' => 100],
            [['title', 'content', 'cx_mch_id', 'status', 'is_top', 'model', 'scene'], 'required'],
        ];
    }
    
    public function attributeLabels()
    {
        return [
            'scene' => '场景',
            'cover_url' => '封面',
            'author' => '作者',
            'summary' => '摘要',            
            'cx_mch_id' => '平台商户ID',
            'title' => '标题',
            'content' => '内容',
            'status' => '状态：0=草稿，1=已发布，2=回收站',
            'sort' => '排序：默认100，升序',
            'is_top' => '是否置顶：0=否，1=是',
        ];
    }    
    
    public function save()
    {
        if(!$this->validate()){
            return $this->getModelError();
        }
        $t = \Yii::$app->db->beginTransaction();
        if($this->model->isNewRecord){
            $this->model->cx_mch_id = $this->cx_mch_id;
            $this->model->is_delete = 0;
            $this->model->rich_text_id = 0;
            $this->model->scene = $this->scene;
        }
        $res = RichText::saveRichText($this->model->rich_text_id, $this->title, $this->content, $this->cover_url, $this->author, $this->summary, $this->cx_mch_id);
        if($res['code'] != 0)
            return $res;
        $this->model->rich_text_id = $res['data']['rich_text_id'];
        $this->model->status = $this->status;
        $this->model->sort = $this->sort;
        $this->model->is_top = $this->is_top;
        $this->model->allow_read = $this->allow_read;
        //别名是否已经存在
        $temp = Post::findOne(['url_alias' => $this->url_alias, 'is_delete' => 0]);
        if($temp != null && !$this->model->isNewRecord && $this->model->id != $temp->id){
            return $this->apiReturnError("别名已被其他页面占用，请更换其他别名");
        }
        $this->model->url_alias = $this->url_alias;
        if($this->allow_read == 0 && !empty($this->password)){
            $this->model->password = \Yii::$app->security->generatePasswordHash($this->password);
        }
        if($this->status == Post::STATUS_PUBLISHED && empty($this->model->published_at)){
            $this->model->published_at = time();
        }
        if(!$this->model->save()){
            $t->rollBack();
            return $this->getModelError($this->model);
        }
        //保存分类
        $res = $this->saveCat($this->model->id, $this->cat_ids, $this->cx_mch_id);
        if($res['code'] != 0){
            $t->rollBack();
            return $res;
        }
        $t->commit();
        return $this->apiReturnSuccess("保存成功");
    }
    
    
    private function saveCat($post_id, $cat_ids, $cx_mch_id = 0)
    {
        //删除所有分类
        PostMeta::updateAll(['is_delete' => 1],[
            'cx_mch_id' => $cx_mch_id,
            'type' => PostMeta::TYPE_CAT,
            'is_delete' => 0,
            'post_id' => $post_id,
        ]);
        foreach ($cat_ids as $cat_id){
            //分类是否存在
            $temp = Cat::findOne([
                'cx_mch_id' => $cx_mch_id,
                'type' => Cat::TYPE_POST_DEFAULT,
                'is_delete' => 0,
                'id' => $cat_id,
            ]);
            if($temp == null){
                return $this->apiReturnError("ID为{$cat_id}的分类不存在");
            }
            $model = PostMeta::findOne([
                'cx_mch_id' => $cx_mch_id,
                'type' => PostMeta::TYPE_CAT,
                'post_id' => $post_id,   
                'value' => $cat_id
            ]);
            if($model == null){
                $model = new PostMeta();
                $model->cx_mch_id = $cx_mch_id;
                $model->type = PostMeta::TYPE_CAT;
                $model->post_id = $post_id;
                $model->value = $cat_id;
            }
            $model->is_delete = 0;
            if(!$model->save()){
                return $this->getModelError($model);
            }
        }
        return $this->apiReturnSuccess();
    }    
}