<?php
declare(strict_types=1);

function push_queue_notification(
  PDO $pdo,
  array $target,   // ['compte_id'=>?, 'role'=>?, 'reference_id'=>?] (tu peux passer 1 ou 2 champs)
  string $type,
  string $title,
  string $body,
  ?string $url = null,
  ?array $data = null
): int {
  $stmt = $pdo->prepare("
    INSERT INTO push_notifications
      (target_role, target_reference_id, target_compte_id, type, title, body, url, data_json, status, created_at)
    VALUES
      (:role, :ref, :cid, :type, :title, :body, :url, :data, 'pending', NOW())
  ");
  $stmt->execute([
    ':role' => (string)($target['role'] ?? 'client'),
    ':ref'  => isset($target['reference_id']) ? (int)$target['reference_id'] : null,
    ':cid'  => isset($target['compte_id']) ? (int)$target['compte_id'] : null,
    ':type' => $type,
    ':title'=> $title,
    ':body' => $body,
    ':url'  => $url,
    ':data' => $data ? json_encode($data, JSON_UNESCAPED_UNICODE) : null,
  ]);
  return (int)$pdo->lastInsertId();
}