Interaction manager and hud

Scripts/Components/FSM/3DPlayer/IsoActivationProvider.cs

@@ -0,0 +1,143 @@
+using Cirno.Scripts.Components.Actors;
+using Cirno.Scripts.Interactables;
+using Godot;
+
+namespace Cirno.Scripts.Components.FSM._3DPlayer;
+
+public partial class IsoActivationProvider: Area3D, IModule<PlayerState, CharacterBody3D> 
+{
+    
+    private bool _enabled = false;
+
+    public bool Enabled
+    {
+        get => _enabled;
+        set
+        {
+            if (_enabled == value) return;
+            _enabled = value;
+        }
+    }
+    
+    [Export] private InputProvider _inputProvider;
+    [Export] private SelectorController _selectorController;
+
+    [Export] private AudioStreamPlayer _errorSound;
+    
+    [Export] public PackedScene SelectorScene { get; set; }
+    
+    
+    public IStateMachine<PlayerState, CharacterBody3D> StateMachine { get; private set; }
+    
+    public void EnterState(PlayerState state)
+    {
+        Enabled = true;
+        AreaEntered += _on_interaction_controller_area_entered;
+        AreaExited += _on_interaction_controller_area_exited;
+    }
+
+    public void ExitState(PlayerState state)
+    {
+        Enabled = false;
+        AreaEntered -= _on_interaction_controller_area_entered;
+        AreaExited -= _on_interaction_controller_area_exited;
+    }
+
+    public void Init(IStateMachine<PlayerState, CharacterBody3D> machine)
+    {
+        StateMachine = machine;
+        
+        _selectorController.Hide();
+        
+        // TODO: Create selector UI element and link the signals
+        
+        // if (SelectorScene is not null && _selector is null)
+        // {
+        //     _selector = actor.CreateSibling<Selector>(SelectorScene, this.GlobalPosition);
+        //     _selector.Visible = false;
+        // }
+    }
+
+    public void Process(double delta)
+    {
+
+    }
+
+    public void PhysicsProcess(double delta)
+    {
+
+    }
+
+    public void HandleInteraction()
+    {
+        if (_inputProvider.GetUseJustPressed())
+        {
+            if (!TrySelect())
+            {
+                _selectorController.SelectNext();
+            }
+
+            return;
+        }
+
+        if (_inputProvider.GetScanJustPressed())
+        {
+            _selectorController.SelectNext();
+        }
+    }
+
+    private bool TrySelect()
+    {
+        var selected = _selectorController.SelectedInteractable;
+        if (selected is null)
+        {
+            _errorSound?.Play();
+            return false;
+        };
+        if (!selected.CanActivate())
+        {
+            _errorSound?.Play();
+            return true;
+        };
+        bool success = selected.Activate(ActivationType.Use);
+
+        if (success)
+        {
+            // Deselect and scan for next
+            _selectorController.SelectNext();
+            //_selector.RemoveInteractable(selected);
+        }
+        else
+        {
+            _errorSound?.Play();
+        }
+
+        return true;
+        //var spaceState = GetWorld2D().DirectSpaceState;
+
+        //var query = PhysicsRayQueryParameters2D.Create(Vector2.Zero, )
+    }
+    
+    private void _on_interaction_controller_area_entered(Area3D area)
+    {
+        if (!Enabled) return;
+        if (area.IsInGroup("Interactable") && area is IInteractable interactable && interactable.CanActivate())
+        {
+
+            //if (_selector == null) return;
+
+            _selectorController.AddInteractable(interactable);
+        }
+    }
+    
+    private void _on_interaction_controller_area_exited(Area3D area)
+    {
+        //if (!Enabled) return;
+        if (area.IsInGroup("Interactable") && area is IInteractable interactable)
+        {
+
+            //if (_selector == null) return;
+            _selectorController.RemoveInteractable(interactable);
+        }
+    }
+}