<?php

namespace common\models\user;

use Yii;
use yii\db\Exception;
use yii\helpers\Json;

/**
 * This is the model class for table "{{%user_label_relationship}}".
 *
 *
 * @property int $id
 * @property int $mall_id 商城ID
 * @property int $user_id 对应qimall_user.id
 * @property int $label_id 对应qimall_user_label.id
 * @property int|null $status 状态[-1:删除;0:禁用;1启用]
 * @property int $created_at
 * @property int $updated_at
 */
class UserLabelRelationship extends \common\models\base\BaseActiveRecord
{
    /**
     * {@inheritdoc}
     */
    public static function tableName()
    {
        return '{{%user_label_relationship}}';
    }

    /**
     * {@inheritdoc}
     */
    public function rules()
    {
        return [
            [['mall_id', 'user_id', 'label_id', 'status', 'created_at', 'updated_at'], 'integer'],
        ];
    }

    /**
     * {@inheritdoc}
     */
    public function attributeLabels()
    {
        return [
            'id' => 'ID',
            'mall_id' => '商城ID',
            'user_id' => '对应qimall_user.id',
            'label_id' => '对应qimall_user_label.id',
            'status' => '状态[-1:删除;0:禁用;1启用]',
            'created_at' => 'Created At',
            'updated_at' => 'Updated At',
        ];
    }
    /**
     * 关联用户关系表
     * @Author: lun
     * @DateTime: 2022/3/14 0014 10:18
     * @Copyright: copyright (c) 2021 广东七件事集团
     */
    public function getUserLabel()
    {
        return $this->hasOne(UserLabel::class, ['id' => 'label_id']);
    }
    /**
     * 批量编辑标签
     * @Author: lun
     * @DateTime: 2022/3/14 0014 11:01
     * @Copyright: copyright (c) 2021 广东七件事集团
     * @param $mall_id
     * @param $user_label_arr
     */
    public static function batchSetData($mall_id, $user_label_arr, $is_batch = true)
    {
        $trans = Yii::$app->db->beginTransaction();
        try {
            $del_label_ids = [];// 减少会员数量id
            $inc_label_ids = [];// 增加会员数量id

            foreach ($user_label_arr as $user_id => $label_ids) {
                // 获取目前此用户的所有标签id
                $user_label_ids = self::find()->select('label_id')->where(['user_id' => $user_id])->asArray()->column();
                // 判断是否单个用户操作，并且是清空标签
                if ($is_batch == false && empty($label_ids)) {
                    // 更新标签用户数量
                    if ($user_label_ids) UserLabel::updateAllCounters(['user_num' => -1], ['id' => $user_label_ids]);
                    continue;
                }

                // json解析
                $label_ids = Json::decode($label_ids, true);

                // 获取标签差集，获取成功则减少标签用户数量
                if ($is_batch == false) {
                    foreach ($user_label_ids as $lid) {
                        if (!in_array($lid, $label_ids)) {
                            $del_label_ids[$lid] = empty($del_label_ids[$lid]) ? 1 : $del_label_ids[$lid] + 1;
                        }
                    }
                }

                // 获取标签差集，获取成功则增加标签用户数量
                foreach ($label_ids as $lid) {
                    if (!in_array($lid, $user_label_ids)) {
                        $inc_label_ids[$lid] = empty($inc_label_ids[$lid]) ? 1 : $inc_label_ids[$lid] + 1;
                    }
                }

                // 删除此用户所有标签
                !$is_batch && self::deleteAll(['user_id' => $user_id]);

                // 循环插入标签
                foreach ($label_ids as $label_id) {
                    $res = self::setData($mall_id, $user_id, $label_id);
                    if ($res == false) throw new \Exception(self::getStaticError());
                }
            }

            // 处理标签用户数量减少
            if (!empty($del_label_ids)) {
                foreach ($del_label_ids as $label_id => $num) {
                    if($label_id) {
                        $label_info = UserLabel::findOne($label_id);
                        $label_info->user_num = $label_info->user_num <= $num ? 0 : $label_info->user_num - $num;
                        if (!$label_info->save()) throw new Exception('扣减标签用户数量失败：' . $label_info->getErrorMessage());
                    }
                }
            }

            // 处理标签用户数量增加
            if (!empty($inc_label_ids)) {
                foreach ($inc_label_ids as $label_id => $num) {
                    UserLabel::updateAllCounters(['user_num' => $num], ['id' => $label_id]);
                }
            }
            $trans->commit();
            return true;
        } catch (\Exception $e) {
            $trans->rollBack();
            self::setStaticError('行数：'.$e->getLine().',原因：'.$e->getMessage());
            return false;
        }
    }


    /**
     * 保存数据
     * @Author: lun
     * @DateTime: 2022/3/14 0014 11:01
     * @Copyright: copyright (c) 2021 广东七件事集团
     * @param $mall_id
     * @param $user_id
     * @param $label_id
     */
    public static function setData($mall_id, $user_id, $label_id)
    {
        try {
            $model = self::findOne(['user_id' => $user_id, 'label_id' => $label_id]);
            // 判断是否是插入
            if (empty($model)) {
                $model = new self();
                $model->mall_id = $mall_id;
                $model->user_id = $user_id;
                $model->label_id = $label_id;
                $model->loadDefaultValues();
                if (!$model->save()) throw new Exception($model->getErrorMessage());
            }

            return true;
        } catch (\Exception $e) {
            self::setStaticError($e->getMessage());
            return false;
        }
    }
}