Add keyboard input rebinding

.erp

@@ -5,7 +5,7 @@
   <resetOnSceneChange>false</resetOnSceneChange>
   <debugMode>false</debugMode>
   <EditorClosed>true</EditorClosed>
-  <LastTimestamp>1677873349</LastTimestamp>
+  <LastTimestamp>1677880402</LastTimestamp>
   <LastSessionID>7184246594242351147</LastSessionID>
   <Errored>false</Errored>
 </ERPSettings>

Assets/Scripts/GameInput.cs

@@ -2,16 +2,29 @@ using System.Collections;
 using System.Collections.Generic;
 using System;
 using UnityEngine;
+using UnityEngine.InputSystem;
 
 public class GameInput : MonoBehaviour
 {
 
+    private const string PLAYER_PREFS_BINDINGS = "InputBindings";
+
     public static GameInput Instance { get; private set; }
 
     public event EventHandler OnInteractAction;
     public event EventHandler OnInteractAlteranteAction;
     public event EventHandler OnPauseAction;
 
+    public enum Bindings
+    {
+        Move_Up,
+        Move_Down,
+        Move_Left,
+        Move_Right,
+        Interact,
+        InteractAlternate,
+        Pause
+    }
 
     private PlayerInputActions playerInputActions;
 
@@ -21,6 +34,12 @@ public class GameInput : MonoBehaviour
         Instance = this;
 
         playerInputActions = new PlayerInputActions();
+
+        if (PlayerPrefs.HasKey(PLAYER_PREFS_BINDINGS))
+        {
+            playerInputActions.LoadBindingOverridesFromJson(PlayerPrefs.GetString(PLAYER_PREFS_BINDINGS));
+        }
+
         playerInputActions.Player.Enable();
 
         playerInputActions.Player.Interact.performed += Interact_performed;
@@ -60,4 +79,77 @@ public class GameInput : MonoBehaviour
 
         return inputVector;
     }
+
+    public string GetBindingText(Bindings bindings)
+    {
+        switch (bindings)
+        {
+            default:
+            case Bindings.Move_Up:
+                return playerInputActions.Player.Move.bindings[1].ToDisplayString();
+            case Bindings.Move_Down:
+                return playerInputActions.Player.Move.bindings[2].ToDisplayString();
+            case Bindings.Move_Left:
+                return playerInputActions.Player.Move.bindings[3].ToDisplayString();
+            case Bindings.Move_Right:
+                return playerInputActions.Player.Move.bindings[4].ToDisplayString();
+            case Bindings.Interact:
+                return playerInputActions.Player.Interact.bindings[0].ToDisplayString();
+            case Bindings.InteractAlternate:
+                return playerInputActions.Player.InteractAlternate.bindings[0].ToDisplayString();
+            case Bindings.Pause:
+                return playerInputActions.Player.Pause.bindings[0].ToDisplayString();
+        }
+    }
+
+    public void RebindButton(Bindings bind, Action onActionRebound)
+    {
+        playerInputActions.Player.Disable();
+
+        InputAction inputAction;
+        int bindIndex;
+
+        switch (bind)
+        {
+            default:
+            case Bindings.Move_Up:
+                inputAction = playerInputActions.Player.Move;
+                bindIndex = 1;
+                break;
+            case Bindings.Move_Down:
+                inputAction = playerInputActions.Player.Move;
+                bindIndex = 2;
+                break;
+            case Bindings.Move_Left:
+                inputAction = playerInputActions.Player.Move;
+                bindIndex = 3;
+                break;
+            case Bindings.Move_Right:
+                inputAction = playerInputActions.Player.Move;
+                bindIndex = 4;
+                break;
+            case Bindings.Interact:
+                inputAction = playerInputActions.Player.Interact;
+                bindIndex = 0;
+                break;
+            case Bindings.InteractAlternate:
+                inputAction = playerInputActions.Player.InteractAlternate;
+                bindIndex = 0;
+                break;
+            case Bindings.Pause:
+                inputAction = playerInputActions.Player.Pause;
+                bindIndex = 0;
+                break;
+        }
+
+        inputAction.PerformInteractiveRebinding(bindIndex).OnComplete(callback => {
+            playerInputActions.Player.Enable();
+            onActionRebound();
+
+            string playerOveridesJson = playerInputActions.SaveBindingOverridesAsJson();
+            PlayerPrefs.SetString(PLAYER_PREFS_BINDINGS, playerOveridesJson);
+            PlayerPrefs.Save();
+        }).Start();
+    }
+
 }