general category trip

prisma/schema.prisma

@@ -97,7 +97,10 @@ model Trip {
   id              String     @id @default(cuid())
   title           String
   description     String?
-  mountain        String
+  /// Kategori aktivitas.
+  category        ActivityCategory @default(HIKING)
+  /// Destinasi/subjek aktivitas — interpretasinya tergantung kategori (gunung untuk HIKING, spot untuk DIVING, venue untuk CONCERT, tema untuk WORKSHOP, dst).
+  destination     String
   location        String
   /// Titik kumpul / meeting point (teks bebas)
   meetingPoint    String?
@@ -121,6 +124,8 @@ model Trip {
   participants TripParticipant[]
   images       TripImage[]
   reviews      TripReview[]
+
+  @@index([category, status, date])
 }
 
 model TripReview {
@@ -174,6 +179,19 @@ enum TripStatus {
   COMPLETED
 }
 
+enum ActivityCategory {
+  HIKING
+  CAMPING
+  SNORKELING
+  DIVING
+  ISLAND_HOPPING
+  CITY_TRIP
+  CULINARY
+  CONCERT
+  WORKSHOP
+  RETREAT
+}
+
 enum ParticipantStatus {
   PENDING
   CONFIRMED