Persistance: Note can now be put in the trash

domain/src/main/kotlin/usecases/NoteService.kt

@@ -38,7 +38,10 @@ class NoteService(
     }
 
     fun find(userId: Int, uuid: UUID) = noteRepository.find(userId, uuid)
-    fun delete(userId: Int, uuid: UUID) = noteRepository.delete(userId, uuid)
+    fun trash(userId: Int, uuid: UUID) = noteRepository.delete(userId, uuid, permanent = false)
+    fun restore(userId: Int, uuid: UUID) = noteRepository.restore(userId, uuid)
+    fun delete(userId: Int, uuid: UUID) = noteRepository.delete(userId, uuid, permanent = true)
+
 }
 
 data class PaginatedNotes(val pages: Int, val notes: List<PersistedNoteMetadata>)

domain/src/main/kotlin/usecases/repositories/NoteRepository.kt

@@ -6,12 +6,23 @@ import be.simplenotes.domain.model.PersistedNoteMetadata
 import java.util.*
 
 interface NoteRepository {
-    fun findAll(userId: Int, limit: Int = 20, offset: Int = 0, tag: String? = null): List<PersistedNoteMetadata>
+
+    fun findAll(
+        userId: Int,
+        limit: Int = 20,
+        offset: Int = 0,
+        tag: String? = null,
+        deleted: Boolean = false
+    ): List<PersistedNoteMetadata>
+
+    fun count(userId: Int, tag: String? = null, deleted: Boolean = false): Int
+    fun delete(userId: Int, uuid: UUID, permanent: Boolean = false): Boolean
+    fun restore(userId: Int, uuid: UUID): Boolean
+
+    // These methods only access notes where `Notes.deleted = false`
+    fun getTags(userId: Int): List<String>
     fun exists(userId: Int, uuid: UUID): Boolean
     fun create(userId: Int, note: Note): PersistedNote
     fun find(userId: Int, uuid: UUID): PersistedNote?
     fun update(userId: Int, uuid: UUID, note: Note): PersistedNote?
-    fun delete(userId: Int, uuid: UUID): Boolean
-    fun getTags(userId: Int): List<String>
-    fun count(userId: Int, tag: String? = null): Int
 }