<?php
require_once("/opt/wevads/config/credentials.php");
header('Content-Type: application/json');
header('Access-Control-Allow-Origin: *');
$action = $_GET['action'] ?? '';
$dbh = get_pdo('adx_system');
$dbh->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
$dbh->exec("SET search_path TO admin");
switch($action){
  case 'send_stats':
    $total = $dbh->query("SELECT COUNT(*) FROM admin.unified_send_log")->fetchColumn();
    $today = $dbh->query("SELECT COUNT(*) FROM admin.unified_send_log WHERE created_at >= CURRENT_DATE")->fetchColumn();
    $inbox = $dbh->query("SELECT COUNT(*) FROM admin.unified_send_log WHERE result='inbox' AND created_at >= CURRENT_DATE")->fetchColumn();
    $rate = $today > 0 ? round(($inbox/$today)*100,1) : 0;
    echo json_encode(['success'=>true,'data'=>['total_sent'=>(int)$total,'sent_today'=>(int)$today,'inbox_today'=>(int)$inbox,'inbox_rate'=>$rate]]);
    break;
  case 'o365_stats':
    $total = $dbh->query("SELECT COUNT(*) FROM admin.email_accounts WHERE provider='office365'")->fetchColumn();
    $active = $dbh->query("SELECT COUNT(*) FROM admin.email_accounts WHERE provider='office365' AND status='active'")->fetchColumn();
    echo json_encode(['success'=>true,'data'=>['total'=>(int)$total,'active'=>(int)$active]]);
    break;
  default:
    echo json_encode(['success'=>true,'data'=>['status'=>'ok','endpoints'=>['send_stats','o365_stats']]]);
}