Todo App - Learning & Feature Checklist

Basics (Done)

• Setup Flutter project
• Integrate Riverpod (state management)
• Setup GoRouter (navigation)
• Basic Todo CRUD UI (add, edit, delete)
• Todo model with Freezed & JSON serialization
• Persist todos to SharedPreferences
• Google Sign-In using Firebase Auth

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Intermediate Features (Recommended)

• CRUD todos per user (scoped by uid)

• Add isDone, dueDate, and priority to Todo model

• Sort/filter todos (by dueDate, priority)

  • Priority levels (Low, Normal, High, Urgent)
  • Priority colors/indicators
  • Sort by priority
  • Filter by priority
  • Priority badges on task items

• Search & Advanced Filtering

  • Search tasks by title/description
  • Combined filters (category + priority + status)
  • Recent searches
  • Search suggestions
  • Filter presets (Today, This Week, High Priority)

• Home Dashboard

  • Today's focus section
  • Progress statistics
  • Streak tracking (days active)
  • Weekly/monthly overview
  • Quick actions (add task, voice note)

• Add subtasks to todos

  • Add subtasks to main tasks
  • Check off subtasks
  • Progress bar (2/5 subtasks done)
  • Nested task structure
  • Subtask notifications

• Task details page (description, notes, attachments)

• Quick actions (mark done, set priority)

• Basic task statistics

• Export/import tasks (CSV/JSON)

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Advanced Features (Challenge Mode)

• Notifications for due todos (use flutter_local_notifications)
• Add checklist (with progress %) inside a todo
• Create tag/category system
• Theme switcher (dark/light mode)
• Reorder todos (drag & drop)
• Offline mode: sync local todos to cloud when online
• Animate UI with flutter_animate

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Architecture & Clean Code

• Create a Repository layer (TodosRepository)
• Split domain/data/presentation layers
• Use Riverpod AsyncNotifier, Provider, StateNotifier appropriately
• Write widget tests for Todo UI
• Comprehensive unit tests for business logic
• Widget tests for critical UI components
• Integration tests for key user flows
• Error boundary and crash reporting
• Performance optimization (lazy loading, caching)

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Extra Features

• Firebase Analytics (track user activity)
• In-app feedback form (Google Form or Firestore)
• App version check / force update prompt
• Analytics dashboard (task completion trends)
• Voice-to-task conversion
• Smart due date suggestions
• Task templates for recurring work
• Integration with calendar apps
• Productivity insights and recommendations
• Multi-language support
• Accessibility improvements (screen reader support)