<?php
header('Content-Type: application/json');
$input = json_decode(file_get_contents('php://input'), true);
if(!$input) { echo json_encode(['success'=>false,'msg'=>'no input']); exit; }
if($input['action']==='update_status'){
  // contoh sederhana: simpan ke file log (uji saja)
  $log = ['time'=>date('c'),'id'=>$input['id'],'status'=>$input['status']];
  file_put_contents(__DIR__.'/spbu_status.log',json_encode($log)."\n",FILE_APPEND);
  echo json_encode(['success'=>true,'log'=>$log]);
  exit;
}
echo json_encode(['success'=>false,'msg'=>'unknown action']);