DioLoggerPlus #

DioLoggerPlus is a custom logging interceptor for the Dio HTTP client in Flutter. It helps developers easily debug HTTP requests and responses by printing clean, formatted logs in the console.

✨ Features #

• ✅ Logs HTTP requests and responses
• 📦 Pretty-prints request/response bodies
• 🔸 Logs request headers
• ❌ Logs errors with status and response body
• 🧩 Optional compact or indented JSON
• 🛠 Fully customizable
• 🔐 Supports debug-only logging (enabled via kDebugMode)

📦 Installation #

Add dio to your pubspec.yaml:

dependencies:
  dio: ^5.0.0

Then copy the DioLoggerPlus class into your project.

🚀 Usage #

Add the interceptor to your Dio instance:

import 'package:dio/dio.dart';
import 'dio_logger_plus.dart'; // import your class

final dio = Dio();

dio.interceptors.add(DioLoggerPlus(
  request: true,
  requestHeader: true,
  requestBody: true,
  responseBody: true,
  error: true,
  compact: true,
  maxWidth: 90,
  isOnlyDebug: true,
));

⚙️ Configuration Options #

🧪 Example Output #

┌─────── 📤 REQUEST [2025-06-11 14:32:10] ───────
│ ➡️ GET https://api.example.com/user/123
│ 🔸 Headers:
│ {
│   "Authorization": "Bearer token123"
│ }
│ 📦 Body:
│ {
│   "email": "test@example.com"
│ }
└───────────────────────────────────────────────

┌────── ✅ RESPONSE (200 OK) [+123ms] ──────────
│ URL: https://api.example.com/user/123
│ 📦 Body:
│ {
│   "id": 123,
│   "name": "John Doe"
│ }
└───────────────────────────────────────────────

🔐 Debug-Only Logging

By default, logs are shown only in debug mode (kDebugMode). To enable logs in release mode, set isOnlyDebug: false.