Nextcloud login flow v2, Network code rewrite

Nextcloud Cookbook iOS Client/Extensions/JSONCoderExtension.swift

@@ -0,0 +1,33 @@
+//
+//  JSONCoderExtension.swift
+//  Nextcloud Cookbook iOS Client
+//
+//  Created by Vincent Meilinger on 20.09.23.
+//
+
+import Foundation
+
+extension JSONDecoder {
+    static func safeDecode<T: Decodable>(_ data: Data) -> T? {
+        let decoder = JSONDecoder()
+        do {
+            print("Decoding type ", T.self, " ...")
+            return try decoder.decode(T.self, from: data)
+        } catch (let error) {
+            print("JSONDecoder - safeDecode(): Failed to decode data.")
+            print("Error: ", error)
+            return nil
+        }
+    }
+}
+
+extension JSONEncoder {
+    static func safeEncode<T: Encodable>(_ object: T) -> Data? {
+        do {
+            return try JSONEncoder().encode(object)
+        } catch {
+            print("JSONDecoder - safeEncode(): Could not encode object \(T.self)")
+        }
+        return nil
+    }
+}