<?php
class Beranda extends MY_Controller
{
   public function __construct()
   {
      parent::__construct();
      $this->db_onelite= $this->load->database("onelite",true);
   }
   function nearest() {
      $lat = $this->sys_input["lat"];
      $lng = $this->sys_input["lng"];
      $max = $this->sys_input["max"]?$this->sys_input["max"]:500;
      $sql = "select M_CityID,M_CityName, distance(?,?,M_BranchLat,M_BranchLng)/1000 distance
      from m_branch 
	  JOIN m_city ON M_BranchM_CityID = M_CityID
      having distance < ?
      order by distance ";
     $qry = $this->db_onelite->query($sql, array($lat,$lng,$max));
	 echo $this->db_onelite->last_query();
     if (! $qry ) {
		 //echo $this->db_onelite->last_query();
        echo json_encode( array(
           "status" => "ERR",
           "message" => print_r($this->db_onelite->last_query(),true)
        ));
        return;
     }
     $rows = $qry->result_array();
	  $sql = "select M_CityID as id, M_CityName as name
      from m_branch 
	  JOIN m_city ON M_BranchM_CityID = M_CityID
		GROUP BY M_BranchM_CityID";
     $qry = $this->db_onelite->query($sql);
     if (! $qry ) {
		 
        echo json_encode( array(
           "status" => "ERR",
           "message" => print_r($this->db_onelite->last_query(),true)
        ));
        return;
     }
	 $cities = $qry->result_array();
	 $selected_city = array('id'=>'','name'=>'');
	 if($rows){
		 $selected_city['id'] = $rows[0]['M_CityID'];
		 $selected_city['name'] = $rows[0]['M_CityName'];
	 }else{
			$sql = "select M_CityID as id, M_CityName as name
			  from m_branch 
			  JOIN m_city ON M_BranchM_CityID = M_CityID
				GROUP BY M_BranchM_CityID";
			$qry = $this->db_onelite->query($sql);
			$selected_city = $qry->row_array();
	 }
     echo json_encode( array(
        "status" => "OK",
        "rows" => array('cities'=>$cities,'selected_city'=>$selected_city)
     ));
   }
}
?>