A feature‑rich Flutter To‑Do application with Firebase Authentication, Firestore CRUD operations, OTP authentication, notifications, theming, and task categorization. This project is designed as a practical example of building a modern, scalable Flutter app.

• 🔐 Authentication

  • Firebase Email/Password Authentication
  • OTP-based authentication (non‑Firebase database)
  • Login, Signup, Forgot Password, and Sign Out

• ✅ Task Management

  • Create, Read, Update, Delete (CRUD) tasks using Firestore
  • Task categories & detailed task views
  • Today-focused tasks & task overview section

• ⏰ Notifications

  • Local task notifications
  • Time picker integration

• 🎨 UI & UX

  • Light/Dark theme switching
  • Custom theme colors
  • Clean, modular widget structure

• 🔍 Utilities

  • Search tasks
  • Drawer navigation
  • Reusable widgets & components

lib/
├── authentication/
│   ├── auth.dart
│   ├── auth_provider.dart
│   ├── login.dart
│   ├── signup.dart
│   ├── otp.dart
│   └── forgect_password.dart
│
├── category/
│   ├── category_list.dart
│   └── category_detail_page.dart
│
├── home/
│   ├── drawer.dart
│   ├── overview_section.dart
│   ├── today_focused.dart
│   └── search_bar_page.dart
│
├── tasks/
│   ├── task_item.dart
│   ├── task_list.dart
│   └── task_page.dart
│
├── Notification/
│   ├── notification_services.dart
│   ├── todo_notification.dart
│   └── time_picker.dart
│
├── ThemeChange/
│   ├── theme_chenge.dart
│   ├── theme_color.dart
│   └── theme_page.dart
│
├── widgets/
│   ├── app_text.dart
│   ├── button.dart
│   ├── component.dart
│   └── about_app.dart
│
├── add_task_dialog.dart
├── curd_database.dart
├── remove_page.dart
├── task_providr.dart
├── sign_out.dart
├── home.dart
└── main.dart

• Flutter (Dart)
• Firebase Authentication
• Cloud Firestore
• Provider (State Management)
• Local Notifications

• Flutter SDK installed
• Firebase project set up
• Android Studio / VS Code

git clone https://github.com/your-username/to_do_app.git
cd to_do_app
flutter pub get
flutter run

This app uses Firebase Authentication and Cloud Firestore.

1. Create a Firebase project in the Firebase Console.

2. Add an Android app and/or iOS app to the project.

3. Download the configuration files:

   • google-services.json → place in android/app/
   • GoogleService-Info.plist → place in ios/Runner/

4. Enable Authentication (Email/Password) and Cloud Firestore in Firebase.

5. Run the app again:

flutter run

⚠️ Firebase Setup Required: This app uses Firebase Authentication and Firestore. To run it, create your own Firebase project and add the required configuration files for Android and/or iOS as described in the Firebase documentation.

• Flutter Documentation
• Firebase for Flutter
• Flutter Cookbook

This project demonstrates how to build a real‑world Flutter application with authentication, cloud data, notifications, and theming. Ideal for learning, experimentation, or as a starter template for production apps.

Author: Babita Kafle ✨ Happy coding! ✨ Happy day!