<?php

namespace app\store\model;

use think\Model;

/**
 * 供应商套餐模型
 */
class VendorPackageModel extends Model
{
    // 设置表名
    protected $name = 'vendor_package';
    
    // 主键
    protected $pk = 'id';
    
    // 自动写入时间戳
    protected $autoWriteTimestamp = true;
    protected $createTime = 'createTime';
    protected $updateTime = 'updateTime';
    
    // 类型转换
    protected $type = [
        'tags' => 'array',
    ];
    
    /**
     * 与项目的关联
     */
    public function projects()
    {
        return $this->hasMany('VendorProjectModel', 'packageId', 'id')
            ->where('isDel', 0);
    }
    
    /**
     * 标签获取器
     */
    public function getTagsAttr($value)
    {
        if (empty($value)) {
            return [];
        }
        if (is_array($value)) {
            return $value;
        }
        return array_filter(explode(',', $value));
    }
    
    /**
     * 标签修改器
     */
    public function setTagsAttr($value)
    {
        return is_array($value) ? implode(',', $value) : $value;
    }
    
    /**
     * 折扣获取器
     */
    public function getDiscountAttr($value, $data)
    {
        if (empty($data['originalPrice']) || $data['originalPrice'] <= 0) {
            return '原价';
        }
        $discount = round((floatval($data['price']) / floatval($data['originalPrice'])) * 10, 1);
        return $discount . '折';
    }
}