<?php
header('Content-Type: application/json');
require_once __DIR__ . '/db/config.php';

if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
    echo json_encode(['success' => false, 'error' => 'Invalid request method.']);
    exit;
}

$name = trim($_POST['name'] ?? '');
$email = trim($_POST['email'] ?? '');
$type = trim($_POST['type'] ?? '');
$message = trim($_POST['message'] ?? '');

if (empty($name) || empty($email) || empty($message)) {
    echo json_encode(['success' => false, 'error' => 'All fields are required.']);
    exit;
}

// Basic validation for type if provided
$allowedTypes = ['fintech', 'web', 'app', 'consult', 'other'];
if (!empty($type) && !in_array($type, $allowedTypes)) {
    $type = 'other';
}

try {
    $pdo = db();
    $stmt = $pdo->prepare("INSERT INTO contact_requests (name, email, type, message) VALUES (?, ?, ?, ?)");
    $stmt->execute([$name, $email, $type, $message]);

    echo json_encode(['success' => true]);
} catch (PDOException $e) {
    error_log("Database error: " . $e->getMessage());
    echo json_encode(['success' => false, 'error' => 'Could not save your request. Please try again later.']);
}