69 lines
1.5 KiB
PHP
69 lines
1.5 KiB
PHP
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<?php
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namespace app\common\model;
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use think\Model;
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class DeviceModel extends Model {
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const ACTIVE_TIME = 60;
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const IS_ONLINE_NO = 0;
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const IS_ONLINE_YES = 10;
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const STATUS_ACTIVE = 0;
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const STATUS_DISABLE = 99;
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/**
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* 获取关联数组
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*
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* @return array
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*/
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static public function assoc() {
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static $assoc = NULL;
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if (is_null($assoc)) {
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$assoc = [];
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foreach (static::where(1)
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->order('id', 'DESC')
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->select() as $model) {
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$assoc[$model->getAttr('id')] = $model->getAttr('number')
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. ($model->isOnline() ? '[在线]' : '[离线]');
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}
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}
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return $assoc;
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}
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/**
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* 是否在线
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*
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* @return string[]
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*/
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static public function isOnlineAssoc() {
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return [
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static::IS_ONLINE_YES => '在线',
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static::IS_ONLINE_NO => '离线',
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];
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}
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/**
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* 获取状态
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*
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* @return string[]
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*/
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static public function statusAssoc() {
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return [
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static::STATUS_ACTIVE => '正常',
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static::STATUS_DISABLE => '停用',
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];
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}
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/**
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* 设备是否在线
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*
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* @return bool
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*/
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public function isOnline() {
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return $this->getAttr('is_online') == static::IS_ONLINE_YES
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AND time() - $this->getAttr('active_time') <= static::ACTIVE_TIME;
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}
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}
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