<?php

namespace app\models;

use Yii;
use app\models\Model;

/**
 * This is the model class for table "{{%faq}}".
 *
 * @property int $id ID
 * @property int $cx_mch_id 平台商户ID
 * @property string $title 标题
 * @property string $content 内容
 * @property int $created_at 添加时间
 * @property int $updated_at 更新时间
 * @property int $is_delete 是否删除
 * @property int $deleted_at 删除时间
 * @property int $status 状态：0=草稿，1=已发布，2=回收站
 * @property int $published_at 发布时间
 * @property int $sort 排序：默认100，升序
 * @property int $is_hot 是否热门：0=否，1=是
 */
class Faq extends \yii\db\ActiveRecord
{
    const STATUS_DRAFT = 0;
    const STATUS_PUBLISHED = 1;
    const STATUS_TRASH = 2;
    
    
    /**
     * {@inheritdoc}
     */
    public static function tableName()
    {
        return '{{%faq}}';
    }

    /**
     * {@inheritdoc}
     */
    public function rules()
    {
        return [
            [['title', 'content', ], 'trim'],
            [['cx_mch_id', 'created_at', 'updated_at', 'is_delete', 'deleted_at', 'status', 'published_at', 'sort', 'is_hot'], 'integer'],
            [['title', 'content'], 'required'],
            [['content'], 'string'],
            [['title'], 'string', 'max' => 256],
        ];
    }

    /**
     * {@inheritdoc}
     */
    public function attributeLabels()
    {
        return [
            'id' => 'ID',
            'cx_mch_id' => '平台商户ID',
            'title' => '标题',
            'content' => '内容',
            'created_at' => '添加时间',
            'updated_at' => '更新时间',
            'is_delete' => '是否删除',
            'deleted_at' => '删除时间',
            'status' => '状态：0=草稿，1=已发布，2=回收站',
            'published_at' => '发布时间',
            'sort' => '排序：默认100，升序',
            'is_hot' => '是否热门：0=否，1=是',
        ];
    }
    
    public function beforeSave($insert) {
        if(parent::beforeSave($insert)){
            if($this->isNewRecord){
                $this->created_at = time();
            }
            $this->updated_at = time();
            if($this->is_delete == 1)
                $this->deleted_at = time(); 
            $this->htmlTagFilter();
            return true;
        } else {
            return false;
        }
    }     
    
    public function htmlTagFilter()
    {
        $this->title = Model::htmlTagFilter($this->title);
        $this->content = Model::htmlTagFilter($this->content);
    }


    public static function statusLabels()
    {
        return [
            '0' => '草稿',
            '1' => '已发布',
            '2' => '回收站',
        ];
    }
    
    public static function getStatus($status)
    {
        $labels = self::statusLabels();
        return isset($labels[$status]) ? $labels[$status] : "未知";         
    }
    
    public static function getViewedNum($faq_id, $cx_mch_id = 0)
    {
        return FaqMeta::getViewedNum($faq_id, $cx_mch_id);
    }
    
    public static function setViewedNum($faq_id, $cx_mch_id = 0)
    {
        return FaqMeta::setViewedNum($faq_id, $cx_mch_id);
    }    
}