<?php
/**
 * Standardized JSON Responses with Multi-Level Logging
 */

declare(strict_types=1);

function json_response(bool $success, $data = null, ?string $message = null, int $code = 200) {
    // 1. Prepare Log Entry
    $logEntry = sprintf(
        "API %s %s | Code: %d | Success: %s | Message: %s | Data: %s",
        $_SERVER['REQUEST_METHOD'] ?? 'CLI',
        $_SERVER['REQUEST_URI'] ?? '',
        $code,
        $success ? 'YES' : 'NO',
        $message ?? 'N/A',
        json_encode($data, JSON_UNESCAPED_UNICODE)
    );
    
    // 2. Log to Standard PHP Error Log (Visible in CloudPanel Logs)
    error_log($logEntry);

    // 3. Try to log to custom app.log in storage folder
    $logDir = STORAGE_PATH . '/logs';
    $logFile = $logDir . '/app.log';
    
    try {
        if (!is_dir($logDir)) {
            @mkdir($logDir, 0775, true);
        }
        if (is_writable($logDir) || is_writable($logFile)) {
            @file_put_contents($logFile, "[" . date('Y-m-d H:i:s') . "] " . $logEntry . "\n", FILE_APPEND);
        }
    } catch (\Exception $e) {
        // Fallback if filesystem is locked
    }

    // 4. HTTP Response
    header('Content-Type: application/json; charset=utf-8');
    http_response_code($code);
    
    echo json_encode([
        'success'   => $success,
        'data'      => $data,
        'message'   => $message,
        'timestamp' => date('c')
    ], JSON_UNESCAPED_UNICODE);
    
    exit;
}

function json_error(string $message, int $code = 400, $errors = null) {
    json_response(false, $errors, $message, $code);
}

function json_success($data = null, ?string $message = 'Success', int $code = 200) {
    json_response(true, $data, $message, $code);
}