<?php
header('Cache-Control: no-store, no-cache, must-revalidate');
header("Expires: 0");
header('Pragma: no-cache');

@session_start();

require_once("../../monitoring/config.php");

function sendError($msg)
{
    $obj = new StdClass();
    $obj->errorCode = 1;
    $obj->errorMessage = $msg;
    $obj->data = array();
    header('Content-Type: application/json');
    header("Cache-Control: no-cache, must-revalidate");
    echo json_encode($obj);
    exit();
}

$db = connectToDB();
//$db->exec('SET NAMES utf8');
//$db->exec("SET time_zone = '+00:00'");


$fn=0;
if(isset($_GET['fn'])) { $fn=$_GET['fn']; }
if($fn=='1') //Вернуть список геозон
{
    if(!isset($HTTP_RAW_POST_DATA))
    {	$HTTP_RAW_POST_DATA = file_get_contents("php://input");
    }
    $object = json_decode($HTTP_RAW_POST_DATA);
    
    if(!property_exists($object,'name') or $object->name=='') $object->name='null'; else $object->name='\'%'.$object->name.'%\'';
    //if(!property_exists($object,'geofence_group_id') or $object->geofence_group_id=='') $object->geofence_group_id='null';
    if(!property_exists($object,'geofence_type_id') or $object->geofence_type_id=='') $object->geofence_type_id='null';

    $obj = new StdClass();
    $obj->errorCode = 0;
    $obj->errorMessage = '';
    $obj->data = array();

    $sql='select
                id,
                name
            from
                 main.geofences_types gt
            where
                del=false
                and gt.company_id = (select company_id from main._users where id='.$_SESSION['USER_ID'].')
                and id in (select geofence_type_id from main.geofences g where g.del=false )
                and (' . $object->geofence_type_id . ' is null or gt.id = ' . $object->geofence_type_id . ')
            ORDER BY gt.name;';
    try
    {
        $types = $db->query($sql);
    }catch (Exception $e)
    {
        sendError($e->getMessage());
    }
    while ($type = $types->fetch(PDO::FETCH_ASSOC)) {
        $type=(object)$type;
        $type->geofences = array();

        $sql = '
            SELECT
                g.id
                ,6 as icon_id
                ,g.name
                ,coalesce(ST_NPoints(geom),0) as count
                ,ST_X(ST_Centroid(geom)) lon
                ,ST_Y(ST_Centroid(geom)) lat
                ,gt.name as geofence_type_name
            FROM
                main.geofences g
                left join main.geofences_types gt on gt.id=g.geofence_type_id
            where
                g.del=false
                and g.company_id = (select company_id from main._users where id='.$_SESSION['USER_ID'].')
                and (' . $object->name . ' is null or g.name like ' . $object->name . ')
                and g.geofence_type_id = '.$type->id.'
            ORDER BY g.name;
        ';

        try {
            $geofences = $db->query($sql);
        } catch (Exception $e) {
            sendError($e->getMessage());
        }

        //Перебираю и последовательно отправляю не отправленные пломбы
        while ($geofence = $geofences->fetch(PDO::FETCH_ASSOC)) {
            $geofence = (object)$geofence;
            array_push($type->geofences, $geofence);
        }

        array_push($obj->data, $type);
    }

    header('Content-Type: application/json');
    header("Cache-Control: no-cache, must-revalidate");
    echo json_encode($obj);
    exit;
    
}else if($fn=='2') //Вернуть GEOJSON по ID записи
{
    if(!isset($HTTP_RAW_POST_DATA))
    {	$HTTP_RAW_POST_DATA = file_get_contents("php://input");
    }
    $object = json_decode($HTTP_RAW_POST_DATA);
    if($object->id=='') $object->id='null';
    /*if($object->cnumber=='') $object->cnumber='null'; else $object->cnumber='"%'.$object->cnumber.'%"'; //Гос. номер
     if($object->tnumber=='') $object->tnumber='null'; else $object->tnumber='"%'.$object->tnumber.'%"'; //Номер ТД
     if($object->country_seal_begin=='') $object->country_seal_begin='null'; //Страна пломб.
     if($object->country_seal_end=='') $object->country_seal_end='null'; //Страна распломб.*/
    
    //Выбираю геометрию
    $sql="select ST_AsGeoJSON(geom,6,0) as geom from main.geofences where id=".$object->id.";";
    try
    {
        $res = $db->query($sql);
    }catch (Exception $e)
    {
        sendError($e->getMessage());
    }
    
    $json="{}";
    if($res!=NULL && $res->rowCount()>0)
    {
        while ($row = $res->fetch(PDO::FETCH_NUM))
        {
            $json=$row[0];
        }
    }
    
    header('Content-Type: application/json');
    echo $json;
    exit;
}else if($fn=='3') //Удалить запись
{
    if(!isset($HTTP_RAW_POST_DATA))
    {	$HTTP_RAW_POST_DATA = file_get_contents("php://input");
    }
    $object = json_decode($HTTP_RAW_POST_DATA);
    if($object==null) $object = (object)[];
    
    if(!property_exists($object,'id') or $object->id=='') $object->id=null; //Поле заполнено если редактирвание записи
    if($object->id!=null)
    {
        try
        {
            $sql="update main.geofences set del=true where id=".$object->id;
            $db->query($sql);
        }catch (Exception $e)
        {
            sendError($e->getMessage());
        }
        $obj = new StdClass();
        $obj->errorCode = 0;
        $obj->errorMessage = '';
        header('Content-Type: application/json');
        header("Cache-Control: no-cache, must-revalidate");
        echo json_encode($obj);
        exit();
    }else
    {
        sendError("ID is not set!");
    }
}else
{
    sendError("Fn is null!");
}