<?php
declare(strict_types=1);
require_once __DIR__ . '/../_bootstrap.php';

header('Content-Type: application/json; charset=utf-8');

$role = $GLOBALS['MESSAGES_CTX']['role'];
$meId = $GLOBALS['MESSAGES_CTX']['me_id'];

if ($role === 'praticien') {
    $sql = "SELECT COALESCE(SUM(cc.p_unread),0)
              FROM conversations c
         LEFT JOIN conversation_counters cc ON cc.conversation_id = c.id
             WHERE c.praticien_id = ?
               AND c.deleted_for_praticien = 0";
} else {
    $sql = "SELECT COALESCE(SUM(cc.c_unread),0)
              FROM conversations c
         LEFT JOIN conversation_counters cc ON cc.conversation_id = c.id
             WHERE c.client_id = ?
               AND c.deleted_for_client = 0";
}
$stmt = $pdo->prepare($sql);
$stmt->execute([$meId]);
$total = (int)$stmt->fetchColumn();

json_response(['total' => $total]);