FEAT Added dao method to check if an airport is bookmarked

Author: dev-xero

app/src/main/java/bitshift/studios/flightsapp/data/db/bookmarked/BookmarkedAirportDao.kt

@@ -5,6 +5,7 @@ import androidx.room.Delete
 import androidx.room.Insert
 import androidx.room.OnConflictStrategy
 import androidx.room.Query
+import bitshift.studios.flightsapp.data.db.airport.entities.AirportEntity
 import bitshift.studios.flightsapp.data.db.bookmarked.entities.BookmarkedAirportEntity
 import kotlinx.coroutines.flow.Flow
 
@@ -17,6 +18,13 @@ interface BookmarkedAirportDao {
 	)
 	fun getBookmarkedAirports(): Flow<BookmarkedAirportEntity>
 
+	@Query(
+		"""
+			SELECT EXISTS (SELECT 1 FROM bookmarked_airports WHERE departureCode = :code LIMIT 1)
+		"""
+	)
+	suspend fun isAirportBookmarked(code: String): Boolean
+
 	@Insert(onConflict = OnConflictStrategy.IGNORE)
 	suspend fun addAirportToBookmarks(airport: BookmarkedAirportEntity)