VSN-1702: Add Calendar Management System
Calendar Management System Implementation
Routing & Navigation
- Create nested calendar route structure with stack navigation
- Add calendar stack layout (_layout.tsx) for nested route management
- Implement calendar routes: index, add, agenda, and create-event screens
- Register calendar-main route in tab layout
- Replace single calendar.tsx with modular directory structure
Screen Components
- Build CalendarScreen with week/month view switching
- Add CalendarAgendaScreen with chronological event list display
- Implement AddCalendarEventScreen for quick event creation workflow
- Create CreateEventScreen with advanced event configuration options
- Include navigation between calendar views with proper state management
Reusable UI Components
- Create AgendaEventItem component for consistent event display in lists
- Build CustomTimePicker and InlineTimePicker for flexible time selection
- Add DateSelectorCard for intuitive date picking interface
- Implement EventContextMenu with action options (edit/delete/view)
- Create TimeSlotEditor for weekly schedule management and time block creation
- Add WeekDaySelector for multi-day event selection
- Build SemesterCheckbox for academic semester period selection
- Include EmptyAgendaState with contextual messaging for empty calendar views
Architecture & Code Organization
- Separate routing logic from screen implementation
- Organize calendar components in dedicated directory structure
- Implement component-based architecture for reusability
- Add cross-screen navigation with proper route params
- Support both quick and advanced event creation workflows
CLOSE VSN-1702