<?php
namespace Westdc\Metadata;

class Statistics extends Metadata
{
	
	function __construct()
	{
		parent::__construct();
	}

	public function total()
	{
		$sql = "SELECT count(id) as num FROM {$this->tbl_metadata}";
		$rs = $this->db->query($sql);
		$row = $rs->fetch();
		
		return $row['num'];
	}
	
	public function getMetadataCountByDay($utcTimeReplace = false)
	{
		$sql = "SELECT 
					extract(YEAR from ts_created) as y ,
					extract(MONTH from ts_created) as m ,
					extract(DAY from ts_created) as d, 
					count(id) as value
				FROM {$this->tbl_metadata}
				GROUP BY 
					extract(YEAR from ts_created),
					extract(MONTH from ts_created),
					extract(DAY from ts_created)
				ORDER BY  
					extract(YEAR from ts_created) ASC,
					extract(MONTH from ts_created) ASC,
					extract(DAY from ts_created) ASC";
					
		$rs = $this->db->query($sql);
		
		//输出highchart用得数据
		if($utcTimeReplace !== false)
		{
			$data = [];
			while($row = $rs->fetch())
			{
				$data[] = [mktime(0,0,0,$row['m'],$row['d'],$row['y'])*1000,$row['value']];
			}
			return $data;
		}
		
		//输出表格数据
		else{
			return $rs->fetchAll();
		}
		
	}
	
	public function review($type = "accept")
	{
		switch($type){
			case "accept":
				$sql = "select count(m.uuid) as num from mdstatus m
					right join {$this->tbl_metadata} md on md.uuid=m.uuid
					where m.status in (1,2,3,4)";
			break;	
			
			case "finish":
				$sql = "select count(m.uuid) as num from mdstatus m
					right join {$this->tbl_metadata} md on md.uuid=m.uuid
					where m.status = 5";
			break;
		}
		
		$rs = $this->db->query($sql);
		$row = $rs->fetch();
		return $row['num'];
	}
	
	public function visual()
	{
		$sql = "SELECT count(md.id) as num FROM {$this->tbl_metadata} md
				LEFT JOIN datavisual v ON v.uuid = md.uuid
				WHERE v.uuid IS NOT NULL";
				
		$rs = $this->db->query($sql);
		$row = $rs->fetch();
		return $row['num'];
	}
	
}