Re-organize all projects (#4166)

Content.Client/CombatMode/CombatModeSystem.cs

@@ -0,0 +1,47 @@
+using Content.Client.HUD;
+using Content.Shared.CombatMode;
+using Content.Shared.Targeting;
+using JetBrains.Annotations;
+using Robust.Client.GameObjects;
+using Robust.Client.Player;
+using Robust.Shared.Input.Binding;
+using Robust.Shared.IoC;
+
+namespace Content.Client.CombatMode
+{
+    [UsedImplicitly]
+    public sealed class CombatModeSystem : SharedCombatModeSystem
+    {
+        [Dependency] private readonly IGameHud _gameHud = default!;
+        [Dependency] private readonly IPlayerManager _playerManager = default!;
+
+        public override void Initialize()
+        {
+            base.Initialize();
+
+            _gameHud.OnTargetingZoneChanged = OnTargetingZoneChanged;
+        }
+
+        public override void Shutdown()
+        {
+            CommandBinds.Unregister<CombatModeSystem>();
+            base.Shutdown();
+        }
+
+        public bool IsInCombatMode()
+        {
+            var entity = _playerManager.LocalPlayer?.ControlledEntity;
+            if (entity == null || !entity.TryGetComponent(out CombatModeComponent? combatMode))
+            {
+                return false;
+            }
+
+            return combatMode.IsInCombatMode;
+        }
+
+        private void OnTargetingZoneChanged(TargetingZone obj)
+        {
+            EntityManager.RaisePredictiveEvent(new CombatModeSystemMessages.SetTargetZoneMessage(obj));
+        }
+    }
+}