feat: Retrieve the last uploaded transfer

STCore/src/commonMain/kotlin/com/infomaniak/multiplatform_swisstransfer/managers/TransferManager.kt

@@ -72,6 +72,17 @@ class TransferManager internal constructor(
             .flowOn(Dispatchers.IO)
     }
 
+    /**
+     * Retrieves a transfer by linkUUID.
+     *
+     * @param transferUUID The UUID of an existing transfer in the database.
+     *
+     * @return A transfer matching the specified linkUUID or null.
+     */
+    fun getTransferByLinkUUID(transferUUID: String): Transfer? {
+        return transferController.getTransfer(transferUUID)
+    }
+
     /**
      * Retrieves a transfer using the provided link UUID and saves it to the database.
      *

STCore/src/commonMain/kotlin/com/infomaniak/multiplatform_swisstransfer/managers/UploadManager.kt

@@ -201,6 +201,8 @@ class UploadManager(
      *
      * @param uuid The UUID of the upload session.
      *
+     * @return The transfer UUID of the uploaded transfer.
+     *
      * @throws CancellationException If the operation is cancelled.
      * @throws ApiException If there is a general API error.
      * @throws UnexpectedApiErrorFormatException If the API error format is unexpected.
@@ -220,7 +222,7 @@ class UploadManager(
         NotFoundException::class,
         NullPropertyException::class,
     )
-    suspend fun finishUploadSession(uuid: String): Unit = withContext(Dispatchers.IO) {
+    suspend fun finishUploadSession(uuid: String): String = withContext(Dispatchers.IO) {
         val uploadSession = uploadController.getUploadByUUID(uuid)
             ?: throw NotFoundException("Unknown upload session with uuid = $uuid")
         val containerUUID = uploadSession.remoteContainer?.uuid
@@ -238,5 +240,7 @@ class UploadManager(
 
         transferManager.addTransferByLinkUUID(finishUploadResponse.linkUUID)
         // TODO: If we can't retrieve the transfer cause of the Internet, we should put it in Realm and try again later.
+
+        return@withContext finishUploadResponse.linkUUID
     }
 }