closed group encryption key pair

app/src/main/java/org/thoughtcrime/securesms/database/Storage.kt

@@ -321,11 +321,11 @@ class Storage(context: Context, helper: SQLCipherOpenHelper) : Database(context,
     }
 
     override fun getClosedGroupEncryptionKeyPairs(groupPublicKey: String): MutableList<ECKeyPair> {
-        TODO("Not yet implemented")
+        return DatabaseFactory.getLokiAPIDatabase(context).getClosedGroupEncryptionKeyPairs(groupPublicKey).toMutableList()
     }
 
-    override fun getLatestClosedGroupEncryptionKeyPair(groupPublicKey: String): ECKeyPair {
+    override fun getLatestClosedGroupEncryptionKeyPair(groupPublicKey: String): ECKeyPair? {
-        TODO("Not yet implemented")
+        return DatabaseFactory.getLokiAPIDatabase(context).getLatestClosedGroupEncryptionKeyPair(groupPublicKey)
     }
 
     override fun setProfileSharing(address: Address, value: Boolean) {

app/src/main/java/org/thoughtcrime/securesms/loki/database/LokiAPIDatabase.kt

@@ -16,7 +16,7 @@ import org.session.libsignal.service.loki.utilities.removing05PrefixIfNeeded
 import org.session.libsignal.service.loki.utilities.toHexString
 import org.thoughtcrime.securesms.crypto.IdentityKeyUtil
 import org.thoughtcrime.securesms.util.Hex
-import org.thoughtcrime.securesms.util.TextSecurePreferences
+import org.session.libsession.utilities.TextSecurePreferences
 import java.util.*
 
 class LokiAPIDatabase(context: Context, helper: SQLCipherOpenHelper) : Database(context, helper), LokiAPIDatabaseProtocol {

libsession/src/main/java/org/session/libsession/messaging/StorageProtocol.kt

@@ -103,8 +103,8 @@ interface StorageProtocol {
     fun insertOutgoingInfoMessage(context: Context, groupID: String, type: SignalServiceProtos.GroupContext.Type, name: String,
                                   members: Collection<String>, admins: Collection<String>, threadID: Long)
     fun isClosedGroup(publicKey: String): Boolean
-    fun getClosedGroupEncryptionKeyPairs(groupPublicKey: String): MutableList<ECKeyPair> //TODO
+    fun getClosedGroupEncryptionKeyPairs(groupPublicKey: String): MutableList<ECKeyPair>
-    fun getLatestClosedGroupEncryptionKeyPair(groupPublicKey: String): ECKeyPair //TODO
+    fun getLatestClosedGroupEncryptionKeyPair(groupPublicKey: String): ECKeyPair?
 
     // Settings
     fun setProfileSharing(address: Address, value: Boolean)