<?php

namespace app\common\model;

use fast\Arr;
use think\Model;


class ProductPopular extends Model
{

    
    // 表名
    protected $table = 'product_popular';
    
    // 自动写入时间戳字段
    protected $autoWriteTimestamp = 'int';

    // 定义时间戳字段名
    protected $createTime = 'create_time';
    protected $updateTime = 'update_time';
    protected $deleteTime = false;

    // 追加属性
    protected $append = [
        'start_time_text',
        'end_time_text',
        'create_time_text',
        'update_time_text'
    ];
    
    //0未开始 1进行中 2已结束 Not started
    const NOTSTOP        = 0;
    const NORMAL         = 1;
    const STOP           = 2;
    //状态
    public $status_list = [
        self::NOTSTOP           => '未开始',
        self::STOP              => '停用',
        self::NORMAL            => '进行中'
    ];

    //刷新库存状态: status 状态0未开始 1进行中 2已结束
    public static function setUpdateStatus()
    {   
        $count =0;
        $time = time();
        $list = self::where('status', '<', self::STOP)->select();
        foreach ($list as $item) 
        {
            //未开始
            if ( $item->start_time > $time)  {
                $count += $item->allowField(true)->isUpdate(true)->save(['status'=>self::NOTSTOP]);
            }
            //进行中
            if ($time >= $item->start_time && $time < $item->end_time)  {
                $count += $item->allowField(true)->isUpdate(true)->save(['status'=>self::NORMAL]);
            }
            //已结束
            if($time >= $item->end_time){
                $count += $item->allowField(true)->isUpdate(true)->save(['status'=>self::STOP]);
            }
        }
        return $count;
    }


    //获取热销详情
    public static function getProductInfo(int $product_id, int $ids, string $lan): object
    {
        $info = self::alias('a')
            ->join("product_list b", "a.product_id = b.id", "left")
            ->field('a.id,a.product_id,'.'b.'.$lan.'_name as name,b.images as img_url,price,cost_price,stock,num,start_time,end_time,b.details')
            ->where('a.product_id', $product_id)
            ->where('a.status', self::NORMAL)
            ->find();
        if (empty($info)) {
            $info = self::alias('a')
                ->join("product_list b", "a.product_id = b.id", "left")
                ->field('a.id,a.product_id,'.'b.'.$lan.'_name as name,b.images as img_url,price,cost_price,stock,num,start_time,end_time,b.details')
                ->where('a.id', $ids)
                ->order('a.weigh desc')
                ->find();
        }
        return $info;
    }


    //分类
    public function productsList()
    {
        return $this->hasOne('ProductLists', 'id', 'product_id', [], 'LEFT')->setEagerlyType(0);
    }
 

    protected static function init()
    {
        self::afterInsert(function ($row) {
            $pk = $row->getPk();
            $row->getQuery()->where($pk, $row[$pk])->update(['weigh' => $row[$pk]]);
        });
    }

    
    public function getStartTimeTextAttr($value, $data)
    {
        $value = $value ? $value : (isset($data['start_time']) ? $data['start_time'] : '');
        return is_numeric($value) ? date("Y-m-d H:i:s", $value) : $value;
    }


    public function getEndTimeTextAttr($value, $data)
    {
        $value = $value ? $value : (isset($data['end_time']) ? $data['end_time'] : '');
        return is_numeric($value) ? date("Y-m-d H:i:s", $value) : $value;
    }


    public function getCreateTimeTextAttr($value, $data)
    {
        $value = $value ? $value : (isset($data['create_time']) ? $data['create_time'] : '');
        return is_numeric($value) ? date("Y-m-d H:i:s", $value) : $value;
    }


    public function getUpdateTimeTextAttr($value, $data)
    {
        $value = $value ? $value : (isset($data['update_time']) ? $data['update_time'] : '');
        return is_numeric($value) ? date("Y-m-d H:i:s", $value) : $value;
    }

    protected function setStartTimeAttr($value)
    {
        return $value === '' ? null : ($value && !is_numeric($value) ? strtotime($value) : $value);
    }

    protected function setEndTimeAttr($value)
    {
        return $value === '' ? null : ($value && !is_numeric($value) ? strtotime($value) : $value);
    }

    protected function setCreateTimeAttr($value)
    {
        return $value === '' ? null : ($value && !is_numeric($value) ? strtotime($value) : $value);
    }

    protected function setUpdateTimeAttr($value)
    {
        return $value === '' ? null : ($value && !is_numeric($value) ? strtotime($value) : $value);
    }


}