From 432a7c86bda869ea056aca8a49dd9416280705d3 Mon Sep 17 00:00:00 2001
From: Dariusz Rybicki <dariusz@elixxir.io>
Date: Thu, 28 Jul 2022 20:02:21 +0100
Subject: [PATCH] Add ReceiveFileCallback
---
.../Callbacks/ReceiveFileCallback.swift | 40 +++++++++++++++++++
1 file changed, 40 insertions(+)
create mode 100644 Sources/ElixxirDAppsSDK/Callbacks/ReceiveFileCallback.swift
diff --git a/Sources/ElixxirDAppsSDK/Callbacks/ReceiveFileCallback.swift b/Sources/ElixxirDAppsSDK/Callbacks/ReceiveFileCallback.swift
new file mode 100644
index 00000000..4bfe288b
--- /dev/null
+++ b/Sources/ElixxirDAppsSDK/Callbacks/ReceiveFileCallback.swift
@@ -0,0 +1,40 @@
+import Bindings
+import XCTestDynamicOverlay
+
+public struct ReceiveFileCallback {
+ public var handle: (Result<ReceivedFile, NSError>) -> Void
+}
+
+extension ReceiveFileCallback {
+ public static let unimplemented = ReceiveFileCallback(
+ handle: XCTUnimplemented("\(Self.self)")
+ )
+}
+
+extension ReceiveFileCallback {
+ func makeBindingsReceiveFileCallback() -> BindingsReceiveFileCallbackProtocol {
+ class CallbackObject: NSObject, BindingsReceiveFileCallbackProtocol {
+ init(_ callback: ReceiveFileCallback) {
+ self.callback = callback
+ }
+
+ let callback: ReceiveFileCallback
+
+ func callback(_ payload: Data?, err: Error?) {
+ if let error = err {
+ callback.handle(.failure(error as NSError))
+ } else if let data = payload {
+ do {
+ callback.handle(.success(try ReceivedFile.decode(data)))
+ } catch {
+ callback.handle(.failure(error as NSError))
+ }
+ } else {
+ fatalError("BindingsReceiveFileCallback received `nil` payload and `nil` error")
+ }
+ }
+ }
+
+ return CallbackObject(self)
+ }
+}
--
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