Cache the identified alias, use cached alias when offline

Assets/Talo Game Services/Talo/Runtime/APIs/PlayersAPI.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Threading.Tasks;
 using UnityEngine;
+using System.IO;
 
 namespace TaloGameServices
 {
@@ -10,38 +11,64 @@ public class PlayersAPI : BaseAPI
         public event Action OnIdentificationStarted;
         public event Action OnIdentificationFailed;
 
+        private readonly string _offlineDataPath = Application.persistentDataPath + "/ta.bin";
+
         public PlayersAPI() : base("v1/players") { }
 
         public void InvokeIdentifiedEvent()
         {
             OnIdentified?.Invoke(Talo.CurrentPlayer);
         }
 
+        private async Task<Player> HandleIdentifySuccess(PlayerAlias alias, string socketToken = "")
+        {
+            if (!Talo.IsOffline())
+            {
+                await Talo.Socket.ResetConnection();
+            }
+
+            Talo.CurrentAlias = alias;
+            if (!string.IsNullOrEmpty(socketToken))
+            {
+                Talo.Socket.SetSocketToken(socketToken);
+            }
+
+            WriteOfflineAlias();
+            InvokeIdentifiedEvent();
+
+            return alias.player;
+        }
+
         public async Task<Player> Identify(string service, string identifier)
         {
             OnIdentificationStarted?.Invoke();
+
+            if (Talo.IsOffline())
+            {
+                var offlineAlias = GetOfflineAlias();
+                if (offlineAlias != null)
+                {
+                    return await HandleIdentifySuccess(offlineAlias);
+                }
+                else
+                {
+                    OnIdentificationFailed?.Invoke();
+                    throw new Exception("No offline player alias found.");
+                }
+            }
+
             var uri = new Uri($"{baseUrl}/identify?service={service}&identifier={identifier}");
 
             try
             {
                 var json = await Call(uri, "GET");
 
                 var res = JsonUtility.FromJson<PlayersIdentifyResponse>(json);
-                await Talo.Socket.ResetConnection();
-
-                Talo.CurrentAlias = res.alias;
-                Talo.Socket.SetSocketToken(res.socketToken);
-                InvokeIdentifiedEvent();
-
-                return Talo.CurrentPlayer;
+                return await HandleIdentifySuccess(res.alias, res.socketToken);
             }
             catch
             {
-                if (!Talo.IsOffline())
-                {
-                    await Talo.PlayerAuth.SessionManager.ClearSession();
-                }
-
+                await Talo.PlayerAuth.SessionManager.ClearSession();
                 OnIdentificationFailed?.Invoke();
                 throw;
             }
@@ -69,6 +96,7 @@ public async Task<Player> Update()
 
             var res = JsonUtility.FromJson<PlayersUpdateResponse>(json);
             Talo.CurrentPlayer = res.player;
+            WriteOfflineAlias();
 
             return Talo.CurrentPlayer;
         }
@@ -91,5 +119,17 @@ public async Task<Player> Find(string playerId)
             var res = JsonUtility.FromJson<PlayersFindResponse>(json);
             return res.player;
         }
+
+        private void WriteOfflineAlias()
+        {
+            var content = JsonUtility.ToJson(Talo.CurrentAlias);
+            Talo.Crypto.WriteFileContent(_offlineDataPath, content);
+        }
+
+        private PlayerAlias GetOfflineAlias()
+        {
+            if (!File.Exists(_offlineDataPath)) return null;
+            return JsonUtility.FromJson<PlayerAlias>(Talo.Crypto.ReadFileContent(_offlineDataPath));
+        }
     }
 }

Assets/Talo Game Services/Talo/Runtime/APIs/SavesAPI.cs

@@ -209,7 +209,7 @@ public void UnloadCurrentSave()
 
         public async Task DeleteSave(int saveId)
         {
-            var save = savesManager.FindSaveByID(saveId);
+            var _ = savesManager.FindSaveByID(saveId);
 
             if (!Talo.IsOffline())
             {

Assets/Talo Game Services/Talo/Runtime/Talo.cs

@@ -35,11 +35,7 @@ public static PlayerAlias CurrentAlias
 
         public static Player CurrentPlayer
         {
-            get
-            {
-                IdentityCheck();
-                return _currentAlias.player;
-            }
+            get => _currentAlias?.player ?? null;
             set => _currentAlias.player = value;
         }
 
@@ -58,7 +54,8 @@ public static Player CurrentPlayer
 
         public static LiveConfig LiveConfig
         {
-            get {
+            get
+            {
                 if (_liveConfig == null)
                 {
                     throw new Exception("Live config needs to be initialised first - use Talo.GameConfig.Get() to fetch it.");
@@ -196,12 +193,12 @@ public static void IdentityCheck()
         public static bool IsOffline()
         {
             if (TestMode) return RequestMock.Offline;
-            return Application.internetReachability == NetworkReachability.NotReachable;
+            return Application.internetReachability == NetworkReachability.NotReachable || Settings.offlineMode;
         }
 
         internal static bool CheckTestMode()
         {
-        #if UNITY_EDITOR || DEBUG
+#if UNITY_EDITOR || DEBUG
             var assembly = AppDomain.CurrentDomain.GetAssemblies()
                 .FirstOrDefault((assembly) => assembly.FullName.ToLowerInvariant().StartsWith("nunit.framework"));
 
@@ -217,7 +214,7 @@ internal static bool CheckTestMode()
                     return false;
                 }
             }
-        #endif
+#endif
             _testMode = false;
             return _testMode;
         }

Assets/Talo Game Services/Talo/Samples/SavesDemo/Scripts/MenuUIController.cs

@@ -53,7 +53,8 @@ private async void OnNewGameClick()
             Talo.Saves.UnloadCurrentSave();
 
             var date = DateTime.Now.ToString("ddd dd MMM HH:mm:ss");
-            await Talo.Saves.CreateSave($"Save created {date}");
+            var save = await Talo.Saves.CreateSave($"Save created {date}");
+            Talo.Saves.ChooseSave(save.id);
         }
 
         private void OnLoadClick()