<?php

namespace backend\modules\hotel\models;

use yii\db\ActiveRecord;
use yii\db\Expression;

/**
 * This is the model class for table "channel_room_relation".
 *
 * @property string $ChannelRoomId
 * @property integer $RoomId
 * @property integer $ChannelId
 */
class RoomRelation extends ActiveRecord
{
    const MAPPING_SET_TYPE_DELETE_HOTEL_PRICE = -4;
    const MAPPING_SET_TYPE_DELETE_HOTEL = -3;
    const MAPPING_SET_TYPE_DELETE_ROOM_PRICE = -2;
    const MAPPING_SET_TYPE_DELETE_ROOM = -1;
    const MAPPING_SET_TYPE_CHANGE = 0;
    const MAPPING_SET_TYPE_NEW = 1;

    /**
     * @inheritdoc
     */
    public static function tableName()
    {
        return 'channel_room_relation';
    }

    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
            [['ChannelRoomId', 'RoomId', 'ChannelId'], 'required'],
            [['RoomId', 'ChannelId'], 'integer'],
            [['ChannelRoomId'], 'string', 'max' => 20],
            [['ChannelRoomId', 'ChannelId'], 'unique', 'targetAttribute' => ['ChannelRoomId', 'ChannelId'], 'message' => 'The combination of 渠道房型ID and 渠道ID has already been taken.'],
            [['RoomId', 'ChannelId'], 'unique', 'targetAttribute' => ['RoomId', 'ChannelId'], 'message' => 'The combination of 本地房型ID and 渠道ID has already been taken.'],
        ];
    }

    /**
     * @inheritdoc
     */
    public function attributeLabels()
    {
        return [
            'ChannelRoomId' => '渠道房型ID',
            'RoomId' => '本地房型ID',
            'ChannelId' => '渠道ID',
        ];
    }

    /**
     * User: wangxj
     *
     * 获取蜘蛛房型id
     *
     * @param $id
     * @param $c_type
     *
     * @return bool|integer
     */
    public static function getSpiderId($id, $c_type)
    {
        $mapping = RoomRelation::findOne(['ChannelRoomId' => $id, 'ChannelId' => $c_type]);
        if ($mapping == null) {
            return 0;
        } else {
            return $mapping->RoomId;
        }
    }

    /**
     * User: wangxj
     *
     * 获取渠道房型id
     *
     * @param $id
     * @param $c_type
     *
     * @return bool|integer
     */
    public static function getChannelId($id, $c_type)
    {
        $mapping = RoomRelation::findOne(['RoomId' => $id, 'ChannelId' => $c_type]);
        if ($mapping == null) {
            return 0;
        } else {
            return $mapping->ChannelRoomId;
        }
    }

    /**
     * Des:检测mapping是否已经存在
     * Name: checkIsCanMapping
     * @param $params array channelRoomId 渠道ID channelId 渠道ID roomId 房型ID
     * @return int
     * @author 倪宗锋
     */
    public function checkIsCanMapping($params)
    {
        $select = ['count(1) as cnt'];//查询自动
        $where = [//过滤条件
            'and',
            ['=', 'ChannelId', $params['channelId']],

//                'or',
//                ['=', 'ChannelRoomId', $params['channelRoomId']],
            ['=', 'RoomId', $params['roomId']]

        ];
        $result = self::find()->select($select)
            ->where($where)
            ->asArray()
            ->one();
        return $result['cnt'];
    }

    /**
     * Des:绑定酒店 已存在唯一性索引 可以直接插入，不会造成数据冲突
     * Name: mapping
     * @param $params
     * @return bool
     * @throws \Exception
     * @author 倪宗锋
     */
    public function mapping($params)
    {
        $data = [
            'ChannelRoomId' => $params['channelRoomId'],
            'ChannelId' => $params['channelId'],
            'RoomId' => $params['roomId'],
        ];
        $this->setAttributes($data);
        return $this->save();
    }

    /**
     * Des:解除关联
     * Name: unMapping
     * @param $params
     * @return int
     * @throws \yii\db\Exception
     * @author 倪宗锋
     */
    public function unMapping($params)
    {
        //清除当前酒店的房型数据
        $deleteWhere = [
            'and',
            ['=', 'ChannelRoomId', $params['channelRoomId']],
            ['=', 'ChannelId', $params['channelId']],
            ['=', 'RoomId', $params['roomId']]
        ];
        return \Yii::$app->db->createCommand()->delete(static::tableName(), $deleteWhere)->execute();
    }

    /**
     * Des:获取所有的mapping信息用于检测mapping
     * Name: getAllRelationForCheckMapping
     * @return array
     * @author 倪宗锋
     */
    public function getAllRelationForCheckMapping()
    {
        $select = [
            new Expression("c.HotelId as 'hotel_id'"),
            new Expression("a.RoomId as 'room_id'"),
            "a.ChannelRoomId",
            "b.ChannelHotelID",
            'a.ChannelId'
        ];//查询自动
        $result = self::find()->select($select)
            ->from(static::tableName() . ' a')
            ->innerJoin(ChannelRoom::tableName() . ' b', 'a.ChannelRoomId = b.RoomId and a.ChannelId = b.ChannelID')
            ->innerJoin(HotelRelation::tableName() . ' c', 'b.ChannelHotelID=c.ChannelHotelId and b.ChannelID=c.ChannelId')
            ->asArray()
            ->all();
        return $result;
    }

    /**
     * Des:判断是否可以解除酒店
     * Name: checkUnMappingHotel
     * @param $params
     * @return bool
     * @author 倪宗锋
     */
    public function checkUnMappingHotel($params)
    {
        $select = [
            new Expression("count(1) cnt"),
        ];//查询自动
        $where = [
            'and',
            ['=', 'b.ChannelHotelID', $params['channelHotelId']],
            ['=', 'b.ChannelId', $params['channelId']],
        ];
        $result = self::find()->select($select)
            ->from(static::tableName() . ' a')
            ->innerJoin(ChannelRoom::tableName() . ' b', 'a.ChannelRoomId = b.RoomId and a.ChannelId = b.ChannelID')
            ->where($where)
            ->asArray()
            ->one();
        $cnt = $result['cnt'];
        if ($cnt > 0) {
            return false;
        } else {
            return true;
        }
    }


}