<?php

namespace app\models;

use Yii;

/**
 * This is the model class for table "{{%room_redbag}}".
 *
 * @property string $id
 * @property string $room_id
 * @property string $coupon_id
 * @property integer $type
 * @property string $coupon_name
 * @property integer $stock
 * @property integer $effect_time
 * @property integer $invalid_time
 * @property integer $create_time
 * @property integer $update_time
 */
class RoomRedbag extends \yii\db\ActiveRecord
{
    /**
     * @inheritdoc
     */
    public static function tableName()
    {
        return '{{%room_redbag}}';
    }

    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
            [['room_id', 'coupon_id', 'type_id', 'stock', 'effect_time', 'invalid_time', 'create_time', 'update_time'], 'integer'],
            [['coupon_name'], 'string', 'max' => 100],
            [['room_id', 'coupon_id'], 'unique', 'targetAttribute' => ['room_id', 'coupon_id'], 'message' => 'The combination of 房间号 and 优惠券ID has already been taken.'],
        ];
    }

    /**
     * @inheritdoc
     */
    public function attributeLabels()
    {
        return [
            'id' => 'ID',
            'room_id' => '房间号',
            'coupon_id' => '优惠券ID',
            'type_id' => '红包类型',
            'coupon_name' => '优惠券名称',
            'stock' => '优惠券剩余库存',
            'effect_time' => '优惠券生效时间',
            'invalid_time' => '优惠券失效时间',
            'create_time' => '创建时间',
            'update_time' => '更新时间',
        ];
    }
    
    public function behaviors() {
        return [
            [
                'class' => \yii\behaviors\TimestampBehavior::className(),
                'createdAtAttribute' => 'create_time',
                'updatedAtAttribute' => 'update_time',
            ]
        ];
    }
    
    /**
     * 关联表-类型
     * @return type
     */
    public function getType()
    {
        return $this->hasOne(RedbagType::className(), ['type_id'=>'type_id']);
    }
}