<?php
header("Content-Type: application/json");
error_reporting(E_ALL);
ini_set("display_errors","0");
ini_set("log_errors","1");
ini_set("error_log","/tmp/wevia-chat-test.log");

$input = json_decode(file_get_contents("php://input"), true);
$msg = $input["message"] ?? $_POST["message"] ?? "";
if (!$msg) die(json_encode(["error"=>"no message"]));

// Try Groq directly (simplest provider)
$secrets = file_get_contents("/etc/weval/secrets.env");
preg_match("/GROQ[_A-Z]*=(.+)/i", $secrets, $m);
$key = trim($m[1] ?? "");

$ch = curl_init("https://api.groq.com/openai/v1/chat/completions");
curl_setopt_array($ch, [
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_POST => true,
    CURLOPT_HTTPHEADER => ["Authorization: Bearer $key","Content-Type: application/json"],
    CURLOPT_POSTFIELDS => json_encode(["model"=>"llama-3.3-70b-versatile","messages"=>[["role"=>"user","content"=>$msg]],"max_tokens"=>200]),
    CURLOPT_TIMEOUT => 10,
]);
$r = curl_exec($ch);
$code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
// curl_close deprecated in PHP 8.5

if ($code == 200) {
    $d = json_decode($r, true);
    $text = $d["choices"][0]["message"]["content"] ?? "no response";
    echo json_encode(["response"=>$text,"provider"=>"groq","status"=>"ok"]);
} else {
    echo json_encode(["error"=>"provider failed","http"=>$code,"raw"=>substr($r,0,100)]);
}