fastadmin_tailored/application/common/model/lottery/LotteryActivity.php

<?php

namespace app\common\model\lottery;

use think\Model;
use traits\model\SoftDelete;
use app\common\Enum\LotteryEnum;

/**
 * 抽奖活动模型
 */
class LotteryActivity extends Model
{
    use SoftDelete;

    // 表名
    protected $table = 'shop_lottery_activity';
    
    // 开启自动写入时间戳字段
    protected $autoWriteTimestamp = 'int';
    // 定义时间戳字段名
    protected $createTime = 'createtime';
    protected $updateTime = 'updatetime';
    protected $deleteTime = 'deletetime';

    // 追加属性
    protected $append = [
        'status_text',
        'lottery_type_text',
        'user_limit_type_text'
    ];

    /**
     * 关联奖品
     */
    public function prizes()
    {
        return $this->hasMany('LotteryPrize', 'activity_id');
    }

    /**
     * 关联参与条件
     */
    public function conditions()
    {
        return $this->hasMany('LotteryCondition', 'activity_id');
    }

    /**
     * 关联抽奖记录
     */
    public function drawRecords()
    {
        return $this->hasMany('LotteryDrawRecord', 'activity_id');
    }

    /**
     * 关联中奖记录
     */
    public function winRecords()
    {
        return $this->hasMany('LotteryWinRecord', 'activity_id');
    }

    /**
     * 关联用户机会
     */
    public function userChances()
    {
        return $this->hasMany('LotteryUserChance', 'activity_id');
    }

    /**
     * 获取状态文本
     */
    public function getStatusTextAttr($value, $data)
    {
        return LotteryEnum::getActivityStatusText($data['status']);
    }

    /**
     * 获取开奖方式文本
     */
    public function getLotteryTypeTextAttr($value, $data)
    {
        return LotteryEnum::getLotteryTypeText($data['lottery_type']);
    }

    /**
     * 获取用户群体类型文本
     */
    public function getUserLimitTypeTextAttr($value, $data)
    {
        $types = LotteryEnum::getUserLimitTypeMap();
        return isset($types[$data['user_limit_type']]) ? $types[$data['user_limit_type']] : '未知';
    }

    /**
     * 获取用户限制值（自动解析JSON）
     */
    public function getUserLimitValueAttr($value, $data)
    {
        return $value ? json_decode($value, true) : [];
    }

    /**
     * 设置用户限制值（自动转换JSON）
     */
    public function setUserLimitValueAttr($value)
    {
        return is_array($value) ? json_encode($value) : $value;
    }
}