<?php

namespace app\models\msg;

use Yii;
use app\models\Model;


/**
 * This is the model class for table "{{%user_sys_msg}}".
 *
 * @property int $id ID
 * @property int $cx_mch_id 平台商户ID
 * @property int $sys_msg_id 系统消息ID
 * @property int $user_id 用户ID
 * @property int $is_read 是否已读：0=否，1=是
 * @property int $read_time 阅读时间
 * @property int $is_sound 是否提醒：0=否，1=是
 * @property int $sound_time 提醒时间
 * @property int $created_at 添加时间
 * @property int $updated_at 更新时间
 * @property int $is_delete 是否删除：0=否，1=是
 * @property int $deleted_at 删除时间
 */
class UserSysMsg extends \yii\db\ActiveRecord
{
    /**
     * {@inheritdoc}
     */
    public static function tableName()
    {
        return '{{%user_sys_msg}}';
    }

    /**
     * {@inheritdoc}
     */
    public function rules()
    {
        return [
            [['cx_mch_id', 'sys_msg_id', 'user_id', 'is_read', 'read_time', 'is_sound', 'sound_time', 'created_at', 'updated_at', 'is_delete', 'deleted_at'], 'integer'],
            [['sys_msg_id', 'user_id'], 'required'],
        ];
    }

    /**
     * {@inheritdoc}
     */
    public function attributeLabels()
    {
        return [
            'id' => 'ID',
            'cx_mch_id' => '平台商户ID',
            'sys_msg_id' => '系统消息ID',
            'user_id' => '用户ID',
            'is_read' => '是否已读：0=否，1=是',
            'read_time' => '阅读时间',
            'is_sound' => '是否提醒：0=否，1=是',
            'sound_time' => '提醒时间',
            'created_at' => '添加时间',
            'updated_at' => '更新时间',
            'is_delete' => '是否删除：0=否，1=是',
            'deleted_at' => '删除时间',
        ];
    }
        
    public function beforeSave($insert) {
        if(parent::beforeSave($insert)){
            if($this->isNewRecord){
                $this->created_at = time();
            }
            $this->updated_at = time();
            if($this->is_delete == 1)
                $this->deleted_at = time();            
            return true;
        } else {
            return false;
        }
    }     
    
    /**
     * 阅读消息
     */
    public static function handleRead($sys_msg_id, $user_id, $cx_mch_id = 0)
    {
        $model = UserSysMsg::findOne(['cx_mch_id' => $cx_mch_id, 'user_id' => $user_id, 'sys_msg_id' => $sys_msg_id, 'is_delete' => 0]);
        if($model != null && $model->is_read == 1){
            return Model::asReturnError('消息已读');
        }
        $sys_msg = SysMsg::findOne(['id' => $sys_msg_id, 'cx_mch_id' => $cx_mch_id, 'is_delete' => 0, 'status' => SysMsg::STATUS_PUBLISHED]);
        if($sys_msg == null){
            return Model::asReturnError('系统消息不存在');
        }
        if($model == null){
            $model = new UserSysMsg();
            $model->cx_mch_id = $cx_mch_id;
            $model->user_id = $user_id;
            $model->sys_msg_id = $sys_msg_id;
        }
        $model->is_read = 1;
        $model->read_time = time();
        if(!$model->save()){
            return (new Model())->getModelError($model);
        }
        return Model::asReturnSuccess();
    }
    
    /**
     * 消息已提醒
     */
    public static function handleSound($sys_msg_id, $user_id, $cx_mch_id = 0)
    {
        $model = UserSysMsg::findOne(['cx_mch_id' => $cx_mch_id, 'user_id' => $user_id, 'sys_msg_id' => $sys_msg_id, 'is_delete' => 0]);
        if($model != null && $model->is_sound == 1){
            return Model::asReturnError('消息已提醒');
        }
        $sys_msg = SysMsg::findOne(['id' => $sys_msg_id, 'cx_mch_id' => $cx_mch_id, 'is_delete' => 0, 'status' => SysMsg::STATUS_PUBLISHED]);
        if($sys_msg == null){
            return Model::asReturnError('系统消息不存在');
        }
        if($model == null){
            $model = new UserSysMsg();
            $model->cx_mch_id = $cx_mch_id;
            $model->user_id = $user_id;
            $model->sys_msg_id = $sys_msg_id;
        }
        $model->is_sound = 1;
        $model->sound_time = time();
        if(!$model->save()){
            return (new Model())->getModelError($model);
        }
        return Model::asReturnSuccess();
    }
    
    /**
     * 获取消息状态
     * @param integer $type 类型：0=消息阅读状态，1=消息提醒状态
     * return boolean
     */
    public static function getUserSysStatus($sys_msg_id, $user_id, $type, $cx_mch_id = 0)
    {
        $model = UserSysMsg::findOne(['cx_mch_id' => $cx_mch_id, 'user_id' => $user_id, 'sys_msg_id' => $sys_msg_id, 'is_delete' => 0]);
        if($model == null)
            return false;
        if($type == 0 && $model->is_read == 1)
            return true;
        if($type == 1 && $model->is_sound == 1)
            return true;
        return false;
    }
}