FocusLock — Flutter Mobile Application

FocusLock is a premium mobile concentration management application developed with Flutter 3.x, fully respecting the client's specifications. The application offers a complete user experience with a full flow: onboarding → configuration → session → statistics → settings.

Main features:

✅ Custom onboarding : 3 screens with 100% offline resources and premium LaunchScreen ✅ Advanced session configuration : presets, customizable duration, app blocking, notification management, proximity detection with adjustable sensitivity, alarm and volume control ✅ Active session : animated timer, localized motivational messages, blocking overlay, Android notification muting, proximity detection with haptic feedback ✅ Complete statistics : day/week/month filters, 7-day graphs, dynamic goals, session breakdown, detailed history, dynamic badges ✅ Advanced settings : language management (FR/EN), light/dark theme, time unit, app blocking via native Android selector, default emergency stop, permission management, data export and management

Technical architecture:

• Modular architecture with clear feature separation (onboarding, home, session_config, session_active, statistics, settings, permissions, premium)
• Complete Design System with color tokens (indigo/violet theme), Inter typography, spacing, radii and shadows
• Persistence via SharedPreferences for settings and session history
• Native integrations: Android app blocking (Usage Stats + Overlay), notification muting via NotificationManager, proximity detection with HapticFeedback
• Premium branding: embedded logo, native/Android12 splash screen, custom icons for all platforms (Android/iOS/web)
• Complete FR/EN localization with user preference persistence

Quality and documentation:

• Complete functional documentation (detailed flow, QA checklist)
• Structured and maintainable code
• Multi-platform support (Android, iOS, Web, macOS, Linux, Windows)

This application demonstrates complete mastery of Flutter, Android native integrations, state management, data persistence, and premium app design.

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