save.php

<?php
// Include private functions
require_once 'private.php';

if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    global $secret_key;
    $name = isset($_POST['name']) ? trim($_POST['name']) : '';
    $response = isset($_POST['response']) ? $_POST['response'] : '';

    if (empty($name) || empty($response)) {
        http_response_code(400);
        echo json_encode([
            "error_code" => 1,
            "error_message" => "Name and response are required."
        ]);
        exit;
    }

    $key = isset($_POST['key']) ? $_POST['key'] : 'default';
    
    // Get existing data
    $storageData = getStorageData($key, $secret_key);
    
    // Add/update the API
    $storageData[$name] = $response;
    
    // Save consolidated data
    if (saveStorageData($key, $secret_key, $storageData)) {
        http_response_code(200);
        echo json_encode([
            "error_code" => 0,
            "error_message" => "success"
        ]);
    } else {
        http_response_code(500);
        echo json_encode([
            "error_code" => 2,
            "error_message" => "Failed to save the response."
        ]);
    }
    exit;
}

http_response_code(405);
echo json_encode([
    "error_code" => 3,
    "error_message" => "Method not allowed."
]);
?>