✅ Phase 1: Type Definitions & Database Queries

[kurosh87]

Completed

Type Definitions:

• /lib/types/trip.ts - 20+ TypeScript interfaces for trip management
  • Trip, TripDay, TripItem types
  • Booking types (Flight, Hotel, Ticket, Transport, Restaurant)
  • Collaborator and permission types
  • Input validation types
• /lib/types/heritage.ts - Heritage-specific types
  • UNESCO site types with criteria
  • POI and Circuit types
  • Geographic coordinate types
  • Search filter types
  • Region/civilization mapping

Database Query Functions:

• /lib/db/queries-trips.ts - Full CRUD for trips
  • Trip lifecycle management
  • Day-by-day itinerary operations
  • Drag-and-drop item reordering
  • Collaboration queries
• /lib/db/queries-heritage.ts - Heritage data access
  • Site search with multiple filters
  • Geographic distance calculations (Haversine)
  • Circuit management with stops
  • POI lookups
• /lib/db/queries-bookings.ts - Booking management
  • Booking lifecycle
  • Document attachments
  • Type-specific queries (flights, hotels, etc.)

Features Implemented:

• Type-safe database operations
• Server-only imports for security
• Proper error handling
• Slug generation for URLs
• Geographic proximity search

References:

• FUNCTIONALITY_SPEC.md sections 1, 2
• CLAUDE.md database schema overview