<?php
// +----------------------------------------------------------------------
// | OneThink [ WE CAN DO IT JUST THINK IT ]
// +----------------------------------------------------------------------
// | Copyright (c) 2013 http://www.onethink.cn All rights reserved.
// +----------------------------------------------------------------------
// | Author: huajie <banhuajie@163.com>
// +----------------------------------------------------------------------

namespace Admin\Model;
use Think\Model;

/**
 * 设备记录模型
 * @author 鹿文学
 */
class DeviceRecordModel extends Model{

    

    /* 自动验证规则 */
    protected $_validate = array(
        
    );

    /* 自动完成规则 */
    protected $_auto = array(
        
    );

    /**
     * 构造函数
     * @param string $name 模型名称
     * @param string $tablePrefix 表前缀
     * @param mixed $connection 数据库连接信息
     */
    public function __construct($name = '', $tablePrefix = '', $connection = '') {
        /* 设置默认的表前缀 */
        $this->tablePrefix ='tab_';
        /* 执行构造方法 */
        parent::__construct($name, $tablePrefix, $connection);
    }

		/**
		 * 累计设备
		 * @author 鹿文学
		 */
    public function all_device() {
			
			$list =  $this->field('min(create_time) as create_time,unique_code')->group('unique_code')->select();
			
			return count($list);
			
		}
		
		/**
		 * 统计新增设备
		 * @author 鹿文学
		 */
		public function total_device($map=array(),$flag=0) {
			
			if($flag) {
				$list = $this->active($map);			
			} else {
				$list = $this->news($map);								
			}
			
			return count($list);
			
		}
		
		/**
		 * 新增设备
		 * @author 鹿文学
		 */
		public function news($map=array()) {
			
			$sql = $this->field('min(create_time) as create_time,model,unique_code,id')->group('unique_code')->select(false);
			
			return $this->table('(' . $sql . ') as a')->where($map)->order('create_time')->select();
			
		}
		
		/*
		 * 新增设备 
		 * @param  array    $map      条件数组
		 * @param  string   $field	  字段别名
		 * @param  string   $group    分组字段名
		 * @author 鹿文学
		 */
		public function news_on_time($map=array(),$field='news',$flag=1,$group='time',$order='time') {
			
			switch($flag) {
				case 2:{$dateform = '%Y-%m';};break;
				case 3:{$dateform = '%Y-%u';};break;
				case 4:{$dateform = '%Y';};break;
				case 5:{$dateform = '%Y-%m-%d %H';};break;
				default:$dateform = '%Y-%m-%d';
			}
			
			$sql = $this->field('min(create_time) as create_time,version,unique_code,id')->group('unique_code')->select(false);
					
			$news = $this->table('(' . $sql . ') as a')
					->field('FROM_UNIXTIME(a.create_time, "'.$dateform.'") as '.$group.',group_concat(a.id) as id,group_concat(a.unique_code) as unique_code ,COUNT(a.unique_code) AS '.$field)
					->where($map)->group($group)->order($order)->select();
			
			return $news;
			
		}
		
		/**
		 * 活跃设备
		 * @author 鹿文学
		 */
		public function active($map=array()) {
			
			$sql = $this->field('create_time,model,unique_code')->where($map)->select(false);
			
			return $this->table('(' . $sql . ') as a')->group('unique_code')->order('create_time')->select();
			
		}
		
		/*
		 * 活跃设备 
		 * @param  array    $map      条件数组
		 * @param  string   $field	  字段别名
		 * @param  string   $group    分组字段名
		 * @author 鹿文学
		 */
		public function active_on_time($map=array(),$field='active',$flag=1,$group='time',$order='time') {
			
			switch($flag) {
				case 2:{$dateform = '%Y-%m';};break;
				case 3:{$dateform = '%Y-%u';};break;
				case 4:{$dateform = '%Y';};break;
				case 5:{$dateform = '%Y-%m-%d %H';};break;
				default:$dateform = '%Y-%m-%d';
			}
			
			
			$sql = $this->field('create_time,version,unique_code,id')->where($map)->select(false);
			
			$mid = $this->table('(' . $sql . ') as m')->group('unique_code')->select(false);
					
			$active = $this->table('(' . $mid . ') as a')
					->field('FROM_UNIXTIME(a.create_time, "'.$dateform.'") as '.$group.',group_concat(a.id) as id,group_concat(a.unique_code) as unique_code ,COUNT(a.unique_code) AS '.$field)
					->group($group)->order($order)->select();
			
			return $active;
			
		}
		
		/**
		 * 启动机型
		 * @author 鹿文学
		 */
		public function model($map=array()) {
			
			$sql = $this->field('create_time,model,version,unique_code')->where($map)->select(false);
			
			
			$mid = $this->table('(' .$sql. ') as m')->group('unique_code')->select(false);
			
			return $this->table('(' .$mid. ') as a')->field('a.model,version,count(a.unique_code) as count')->group('model,version')->order('count desc')->select();
			
		}
		
		
		/**
		 * 单设备累计时长
		 * @author 鹿文学
		 */
		public function single_duration($map=array()) {
			
			$duration = $this->duration($map);
			
			$total = $this->total_device($map);

			return $duration/$total;
			
		}
		
		/**
		 * 累计时长
		 * @author 鹿文学
		 */
		public function duration($map=array()) {
			
			return $this->where($map)->sum('duration');
			
		}
    

    /**
     * 创建时间不写则取当前时间
     * @return int 时间戳
     * @author huajie <banhuajie@163.com>
     */
    protected function getCreateTime(){
        $create_time    =   I('post.create_time');
        return $create_time?strtotime($create_time):NOW_TIME;
    }

		/**
     * 新增或更新一个游戏
     * @param array  $data 手动传入的数据
     * @return boolean fasle 失败 ， int  成功 返回完整的数据
     * @author 王贺 
     */
    public function update($data = null){
        /* 获取数据对象 */
        $data = $this->token(false)->create($data);
        if(empty($data)){
            return false;
        }     
        /* 添加或新增基础内容 */
        if(empty($data['id'])){ //新增数据
            $id = $this->add($data); //添加基础内容

            if(!$id){
                $this->error = '新增基础内容出错！';
                return false;
            }
        } else { //更新数据
            $status = $this->save(); //更新基础内容
            if(false === $status){
                $this->error = '更新基础内容出错！';
                return false;
            }
        }
        
        
        return $data;
    }
    
    
	
	
	
	
}