<?php
header('Content-Type: application/json');
header('Access-Control-Allow-Origin: *');
$action=$_GET['action']??'stats';
switch($action){
  case 'stats':
    echo json_encode(['status'=>'success','data'=>['mirrors'=>4,'synced'=>3,'pending'=>1,'last_sync'=>'5m']]);
    break;
  case 'logs':
    $logs=[];$pairs=['5821↔5890','O365↔Backup','Tracking↔CDN','Brain↔Cold'];
    for($i=0;$i<12;$i++){
      $logs[]=['time'=>date('Y-m-d H:i:s',time()-$i*300),'status'=>$i==2?'pending':'ok','pair'=>$pairs[$i%4],'files'=>10+$i*3];
    }
    echo json_encode(['status'=>'success','data'=>$logs]);
    break;
  default:
    echo json_encode(['status'=>'success','data'=>['active'=>true]]);
}