<?php 

if (!defined('BASEPATH'))exit('No direct script access allowed');
include_once(FCPATH . 'application/models/Base_model.php');
class Weathermonitor_model extends Base_model
{

    protected $table = 'envmonitor';

    public function __construct()
    {
        parent::__construct();
    }

    public function get_data_by_filter($filter=array(),$field="*"){
        $this->db->select($field);
        foreach ($filter as $key => $value) {
            if (is_array($value)) {
                $this->db->where_in($key,$value);
            }else{
                $this->db->where($key,$value);
            }
        }
        return $this->db->get($this->table)->row_array();
    }


    // 根据条件获取监控数
    public function getTotal($filter=array(),$role,$user_id,$companyid,$projectid=0){

    	$sql = "SELECT count(*) as total from {$this->table} as W";
    	
        if ($projectid > 0) {
            $projectIds = $projectid;
        }else{
            $projectIds = $this->get_projectid_by_role($role,$user_id,$companyid);
        }
        
        if (isset($filter['keyword'])) {
            if (!empty($filter['keyword'])) {
                $implode[] = "W.number like '%{$filter['keyword']}%'";
            }
            unset($filter['keyword']);
        }
        foreach ($filter as $key => $value) {
            if (is_array($value)) {
                if (!empty($value)) {
                    $str = implode(',', $value);
                    $implode[] = "$key in ({$str})";
                }
            }else{
                $implode[] = "$key=$value";
            }
            
        }

        if(empty($projectIds)){
            $implode[] = "W.projectid in (0)";
        }else{
            $implode[] = "W.projectid in ({$projectIds})";
        }
        $where = $implode ? " WHERE " . implode(" AND ", $implode) : '';
        $sql .= $where;
        $res = $this->db->query($sql);
        $data = $res->row_array();
        return $data["total"];
    }

    // 通过筛选条件删除监控
    public function delData($condition){
        if (!empty($condition)) {
            foreach ($condition as $key => $value) {
                if (is_array($value)) {
                    if (!empty($value)) {
                        $this->db->where_in($key,$value);
                    }else{
                        $this->db->where_in($key,array(0));
                    }
                }else{
                    $this->db->where($key,$value);
                }
                
            }
        }else{
            return false;
        }

        $this->db->delete($this->table);
        if ($this->db->affected_rows()) {
            return true;
        } else {
            return false;
        }
    }

    // (项目管理页)根据刷选条件获取视屏监控列表
    public function get_list_by_filter($filter,$field='*'){

        $temp = [];
        $sql = "select {$field} 
                from {$this->table} as W 
                left join (select * from (select envmonitorid as wid,max(updatetime) as time from envmonitor_info_log group by envmonitorid) as t1 left join envmonitor_info_log as t2 on t1.wid = t2.envmonitorid and t1.time = t2.updatetime) as WI on W.id = WI.envmonitorid ";
        foreach ($filter as $key => $value) {
            if (is_array($value)) {
                if (!empty($value)) {
                    $v = implode(',', $value);
                    $temp[] = "W.{$key} in ($v)";
                }else{
                    $temp[] = "W.{$key} in (0)";
                }
            }else{
                $temp[] = "W.{$key} = '{$value}'";
            }
        }
        if (!empty($temp)) {
            $where = implode(' AND ', $temp);
            $sql .= "where ".$where;
        }

        $data = $this->db->query($sql)->result_array();
        return $data;
    }

    // (环境监控页)根据用户权限获取视屏监控列表
    public function get_list_by_role($role,$userid,$companyid,$projectid=0,$field="*",$page=null,$limit = null,$filter=array(),$type = 0){
        if ($projectid > 0) {
            $projectIds = $projectid;
        }else{
            $projectIds = $this->get_projectid_by_role($role,$userid,$companyid);
        }

        $sql = "select {$field} 
                from {$this->table} as W 
                left join project as P on W.projectid = P.id 
                left join (select * from (select envmonitorid as wid,max(updatetime) as time from envmonitor_info_log group by envmonitorid) as t1 left join envmonitor_info_log as t2 on t1.wid = t2.envmonitorid and t1.time = t2.updatetime) as WI on W.id = WI.envmonitorid where 1=1 ";

        if(empty($projectIds)){
            $sql .= " and W.projectid in (0)";
        }else{
            $sql .= " and W.projectid in ({$projectIds})";
        }
        if (isset($filter['keyword'])) {
            if (!empty($filter['keyword'])) {
                $sql .= " and W.number like '%{$filter['keyword']}%'";
            }
            unset($filter['keyword']);
        }

        foreach ($filter as $key => $value) {
            if (is_array($value)) {
                if (!empty($value)) {
                    $ids = implode(',', $value);
                    $sql .= " and $key in ({$ids})";
                }
            }else{
                $sql .= " and $key=$value";
            }
        }
        if (empty($type)) {
            if (!empty($page) && !empty($limit)){
                $sql .= " LIMIT ".($page-1)*$limit.",".$limit;
            }
        }else{
            if (!empty($page) && !empty($limit)){
                $sql .= " LIMIT ".$page.",".$limit;
            }
        }
        $res = $this->db->query($sql);
        $data = $res->result_array();
        return $data;
    }

    public function getDataCount($condition, $id = 0) {
        if (!empty($condition)){
            foreach ($condition as $k => $v) {
                $this->db->where($k,$v);
            }
        }
        if (!empty($id)) {
            $this->db->where('id !=',$id); 
        }  
        $query = $this->db->get($this->table);
        $data = $query->row_array();        
        if (empty($data)) {
            return 0;
        } else { 
            return $id == $data['id'] ? 0 : 1;
        }
    }

    // 报表数据
    public function reportData($id,$field,$begin_time,$end_time){
        $sql = "select max({$field}) as max,min({$field}) as min,avg({$field}) as avg from envmonitor_info_log where updatetime<='{$end_time}' AND updatetime>='{$begin_time}' AND envmonitorid = {$id} group by envmonitorid";

        $data = $this->db->query($sql)->row_array();
        return $data;
    }
    public function getStartYear($id){
        $sql = "select min(updatetime) as time from envmonitor_info_log where envmonitorid={$id}";

        $data = $this->db->query($sql)->row_array();

        if (empty($date['time'])) return date('Y');
        return date('Y',strtotime($date['time']));
    }
}
?>