<?php
require_once __DIR__ . '/config.php';

if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
    sendJsonResponse(['error' => 'Invalid request method'], 405);
    exit;
}

if (!validateApiKey()) {
    logWebhook('call-tracking', file_get_contents('php://input'), 401);
    sendJsonResponse(['error' => 'Unauthorized'], 401);
    exit;
}

$request_body = file_get_contents('php://input');
$data = json_decode($request_body, true);

if (json_last_error() !== JSON_ERROR_NONE) {
    logWebhook('call-tracking', $request_body, 400);
    sendJsonResponse(['error' => 'Invalid JSON'], 400);
    exit;
}

$errors = [];
if (empty($data['external_call_id'])) {
    $errors[] = 'external_call_id is required';
}
if (empty($data['tracking_platform'])) {
    $errors[] = 'tracking_platform is required';
}
if (empty($data['call_start_time'])) {
    $errors[] = 'call_start_time is required';
}
if (empty($data['call_status'])) {
    $errors[] = 'call_status is required';
}
if (empty($data['traffic_source'])) {
    $errors[] = 'traffic_source is required';
}


if (!empty($errors)) {
    logWebhook('call-tracking', $request_body, 422);
    sendJsonResponse(['errors' => $errors], 422);
    exit;
}

try {
    $stmt = db()->prepare("INSERT INTO call_tracking (external_call_id, tracking_platform, call_start_time, call_status, traffic_source) VALUES (?, ?, ?, ?, ?)");
    $stmt->execute([
        $data['external_call_id'],
        $data['tracking_platform'],
        $data['call_start_time'],
        $data['call_status'],
        $data['traffic_source']
    ]);
    $new_id = db()->lastInsertId();
    logWebhook('call-tracking', $request_body, 201);
    sendJsonResponse(['success' => true, 'id' => $new_id, 'message' => 'Call tracking created'], 201);
} catch (PDOException $e) {
    error_log($e->getMessage());
    logWebhook('call-tracking', $request_body, 500);
    sendJsonResponse(['error' => 'Database error'], 500);
}