change: input dialogue on player spawn

Assets/Scripts/Core/GameManager.cs

@@ -1,14 +1,20 @@
 using System;
 using System.Collections.Generic;
+using Reset.Core.Tools;
 using UnityEngine;
+using UnityEngine.InputSystem;
+using UnityEngine.InputSystem.Users;
 
 namespace Reset{
     public static class GameManager{
         public static GameObject UI;
         public static GameObject Camera;
         public static GameObject Input;
-        
-        [RuntimeInitializeOnLoadMethodAttribute]
+        public static SessionManager Session;
+
+        public static GameObject Player;
+
+        [RuntimeInitializeOnLoadMethod]
         static void PopulateSceneReferences(){
             try {
                 UI = GameObject.Find("UICanvas");
@@ -18,8 +24,29 @@ namespace Reset{
                 Console.WriteLine(e);
                 throw;
             }
-            
-            
         }
+        
+        public static void AttachControllerToPlayer(InputDevice device){
+            if (!Player) {
+                throw new Exception(message: "There is no player to attach this new input device to.");
+            }
+
+            InputUser playerUser = Player.GetComponent<PlayerInput>().user;
+            playerUser = InputUser.PerformPairingWithDevice(device, playerUser, InputUserPairingOptions.UnpairCurrentDevicesFromUser);
+        }
+
+        public static void RequestNewController(){
+            try {
+                GameObject.Find("Input Selector").GetComponent<InputFinder>().AwaitNewInput();
+            } catch (Exception e) {
+                Debug.LogError($"Can't request a new controller: {e.Message}");
+            }
+        }
+
+        public static void ClearCurrentController(){
+            InputUser playerUser = Player.GetComponent<PlayerInput>().user;
+            playerUser.UnpairDevices();
+        }
+
     }
 }

Assets/Scripts/Core/InputFinder.cs

@@ -0,0 +1,35 @@
+using System;
+using Reset;
+using UnityEngine;
+using UnityEngine.InputSystem;
+using UnityEngine.UIElements;
+
+public class InputFinder : MonoBehaviour{
+    public InputActionMap actionMap;
+    
+    void Start(){
+        actionMap.actions[0].performed += ctx => { InputPressed(ctx); };
+        
+        GetComponent<UIDocument>().enabled = false;
+    }
+
+    public void AwaitNewInput(){
+        GameManager.ClearCurrentController();
+        
+        GetComponent<UIDocument>().enabled = true;
+        actionMap.Enable();
+    }
+
+    void InputPressed(InputAction.CallbackContext context){
+        try {
+            GameManager.AttachControllerToPlayer(context.control.device);
+            Debug.Log(context.control.device);
+        } catch (Exception e) {
+            Debug.LogError($"Failed to set the new device to the player: {e.Message}");
+            return;
+        }
+
+        GetComponent<UIDocument>().enabled = false;
+        actionMap.Disable();
+    }
+}

Assets/Scripts/Core/InputFinder.cs.meta

@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: 8fc1a1d631088814c846ef223c98f932

Assets/Scripts/Core/Networking/SessionManager.cs

@@ -31,7 +31,9 @@ public class SessionManager : MonoBehaviour{
         var allocation = await RelayService.Instance.CreateAllocationAsync(maxConnections);
         NetworkManager.Singleton.GetComponent<UnityTransport>().SetRelayServerData(AllocationUtils.ToRelayServerData(allocation, connectionType));
         var joinCode = await RelayService.Instance.GetJoinCodeAsync(allocation.AllocationId);
-        return NetworkManager.Singleton.StartHost() ? joinCode : null;
+        
+        Debug.Log(joinCode);
+        return NetworkManager.Singleton.StartClient() ? joinCode : null;
     }
 }