Initial Commit

blazor/Services/Immortal/KeyService.cs

@@ -0,0 +1,107 @@
+using Model.Hotkeys;
+
+namespace Services.Immortal;
+
+public class KeyService : IKeyService
+{
+    private static readonly List<string> PressedKeys = new();
+    private string? _hotkey;
+    private string _hotkeyGroup = "C";
+    private bool _isHoldingSpace;
+
+
+    public void Subscribe(Action? action)
+    {
+        OnChange += action;
+    }
+
+    public void Unsubscribe(Action? action)
+    {
+        OnChange -= action;
+    }
+
+    public bool AddPressedKey(string key)
+    {
+        _hotkey = null;
+
+        if (PressedKeys.Count > 0) return false;
+        var pressedKey = key.ToUpper();
+
+        if (pressedKey.Equals(" ") || pressedKey.Equals("SPACE"))
+        {
+            if (!_isHoldingSpace)
+            {
+                _isHoldingSpace = true;
+                NotifyDataChanged();
+            }
+
+            return false;
+        }
+
+        if (!PressedKeys.Contains(pressedKey))
+        {
+            if (HotkeyModel.KeyGroups.Contains(pressedKey)) _hotkeyGroup = pressedKey;
+
+            if (HotkeyModel.HotKeys.Contains(pressedKey)) _hotkey = pressedKey;
+
+            PressedKeys.Add(pressedKey);
+            NotifyDataChanged();
+            return true;
+        }
+
+        return false;
+    }
+
+    public List<string> GetAllPressedKeys()
+    {
+        return PressedKeys;
+    }
+
+    public bool RemovePressedKey(string key)
+    {
+        _hotkey = null;
+
+        var pressedKey = key.ToUpper();
+        if (pressedKey.Equals(" ") || pressedKey.Equals("SPACE"))
+        {
+            if (_isHoldingSpace || true)
+            {
+                _isHoldingSpace = false;
+                NotifyDataChanged();
+            }
+
+            return false;
+        }
+
+        if (PressedKeys.Contains(pressedKey))
+        {
+            PressedKeys.Remove(pressedKey);
+            NotifyDataChanged();
+            return true;
+        }
+
+        return false;
+    }
+
+    public bool IsHoldingSpace()
+    {
+        return _isHoldingSpace;
+    }
+
+    public string? GetHotkey()
+    {
+        return _hotkey;
+    }
+
+    public string GetHotkeyGroup()
+    {
+        return _hotkeyGroup;
+    }
+
+    private event Action? OnChange;
+
+    private void NotifyDataChanged()
+    {
+        OnChange?.Invoke();
+    }
+}