<?php
header('Content-Type: text/event-stream');
header('Cache-Control: no-cache');
header('Connection: keep-alive');
header('X-Accel-Buffering: no');

ob_implicit_flush(true);
while (ob_get_level()) ob_end_flush();

$message = $_POST['message'] ?? $_GET['message'] ?? '';
$provider = $_POST['provider'] ?? $_GET['provider'] ?? 'mistral';

// Appeler l'API
$ctx = stream_context_create([
    'http' => [
        'method' => 'POST',
        'header' => 'Content-Type: application/json',
        'content' => json_encode(['message' => $message, 'provider' => $provider]),
        'timeout' => 60
    ],
    'ssl' => ['verify_peer' => false, 'verify_peer_name' => false]
]);

$response = @file_get_contents("https://127.0.0.1:8443/hamid-api.php", false, $ctx);
$data = json_decode($response, true);
$text = $data['response'] ?? 'Erreur de réponse';

// Streamer mot par mot
$words = preg_split('/(\s+)/', $text, -1, PREG_SPLIT_DELIM_CAPTURE);
foreach ($words as $word) {
    echo "data: " . json_encode(['text' => $word]) . "\n\n";
    flush();
    usleep(25000); // 25ms
}

echo "data: [DONE]\n\n";