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59 changes: 59 additions & 0 deletions
59
core/data/db-room/src/commonMain/kotlin/com/softartdev/notedelight/db/Database.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| package com.softartdev.notedelight.db | ||
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| import androidx.room.ConstructedBy | ||
| import androidx.room.Dao | ||
| import androidx.room.Database | ||
| import androidx.room.Entity | ||
| import androidx.room.Insert | ||
| import androidx.room.OnConflictStrategy | ||
| import androidx.room.PrimaryKey | ||
| import androidx.room.Query | ||
| import androidx.room.RoomDatabase | ||
| import androidx.room.TypeConverters | ||
| import androidx.room.Update | ||
| import kotlinx.coroutines.flow.Flow | ||
| import kotlinx.datetime.LocalDateTime | ||
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| @Database(entities = [Note::class], version = 1, exportSchema = false) | ||
| @ConstructedBy(NoteDatabaseConstructor::class) | ||
| abstract class NoteDatabase : RoomDatabase() { | ||
| abstract fun noteDao(): NoteRoomDao | ||
| } | ||
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| @Entity | ||
| @TypeConverters(NoteTypeConverters::class) | ||
| data class Note( | ||
| @PrimaryKey(autoGenerate = true) val id: Long, | ||
| val title: String, | ||
| val text: String, | ||
| val dateCreated: LocalDateTime, | ||
| var dateModified: LocalDateTime | ||
| ) | ||
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| @Dao | ||
| interface NoteRoomDao { | ||
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| @Query("SELECT * FROM note ORDER BY dateModified DESC") | ||
| fun getNotes(): Flow<List<Note>> | ||
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| @Query("SELECT count(*) FROM note") | ||
| suspend fun getCount(): Long | ||
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| @Query("SELECT * FROM note ORDER BY dateModified DESC") | ||
| suspend fun getAll(): List<Note> | ||
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| @Query("SELECT * FROM note WHERE id = :id") | ||
| suspend fun load(id: Long): Note | ||
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| @Insert(onConflict = OnConflictStrategy.REPLACE) | ||
| suspend fun insert(note: Note) | ||
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| @Update | ||
| suspend fun update(note: Note) | ||
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| @Query("DELETE FROM note WHERE id = :id") | ||
| suspend fun delete(id: Long) | ||
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| @Query("DELETE FROM note") | ||
| suspend fun deleteAll() | ||
| } |
8 changes: 8 additions & 0 deletions
8
...ta/db-room/src/commonMain/kotlin/com/softartdev/notedelight/db/NoteDatabaseConstructor.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| package com.softartdev.notedelight.db | ||
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| import androidx.room.RoomDatabaseConstructor | ||
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| // The Room compiler generates the `actual` implementations. | ||
| expect object NoteDatabaseConstructor : RoomDatabaseConstructor<NoteDatabase> { | ||
| override fun initialize(): NoteDatabase | ||
| } |
24 changes: 24 additions & 0 deletions
24
core/data/db-room/src/commonMain/kotlin/com/softartdev/notedelight/db/NoteTypeConverters.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| package com.softartdev.notedelight.db | ||
|
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| import androidx.room.TypeConverter | ||
| import kotlinx.datetime.Instant | ||
| import kotlinx.datetime.LocalDateTime | ||
| import kotlinx.datetime.TimeZone | ||
| import kotlinx.datetime.toInstant | ||
| import kotlinx.datetime.toLocalDateTime | ||
| import kotlin.jvm.JvmStatic | ||
|
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| object NoteTypeConverters { | ||
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| @TypeConverter | ||
| @JvmStatic | ||
| fun fromTimestamp(value: Long?): LocalDateTime? = value | ||
| ?.let(Instant::fromEpochMilliseconds) | ||
| ?.toLocalDateTime(TimeZone.currentSystemDefault()) | ||
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| @TypeConverter | ||
| @JvmStatic | ||
| fun dateToTimestamp(date: LocalDateTime?): Long? = date | ||
| ?.toInstant(TimeZone.currentSystemDefault()) | ||
| ?.toEpochMilliseconds() | ||
| } |
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