<?php
include 'koneksi.php';
header('Content-Type: application/json; charset=utf-8');

$data = json_decode(file_get_contents("php://input"), true);

$id = $data['id'];
$sets = array();
if(isset($data['nama'])) $sets[] = "nama='".$data['nama']."'";
if(isset($data['status'])) $sets[] = "status='".$data['status']."'";
if(isset($data['luas'])) $sets[] = "luas='".$data['luas']."'";
if(isset($data['geom'])){
    $geom = json_encode($data['geom']);
    $sets[] = "geom='".$geom."'";
}

if(count($sets) > 0){
    $sql = "UPDATE tanah SET " . implode(",", $sets) . " WHERE id='".$id."'";
    $res = $conn->query($sql);
    if($res){
        @file_put_contents('/tmp/webgis_debug.log', date('c') . " update_tanah OK id=".$id." sql=".$sql." payload=".json_encode($data)."\n", FILE_APPEND);
    } else {
        @file_put_contents('/tmp/webgis_debug.log', date('c') . " update_tanah ERR=".$conn->error." sql=".$sql." payload=".json_encode($data)."\n", FILE_APPEND);
    }
}

echo json_encode(["msg"=>"ok"]);
?>