initial

2026-08-10 19:23:04 +02:00
commit 404d15a56c
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+using Unity.Netcode;
+using UnityEngine;
+
+namespace AfterHours.Interaction
+{
+    /// <summary>
+    /// Raycast auf dem Owner-Client für den Prompt, Ausführung auf dem Server.
+    /// Der Server vertraut dem Client die Zielauswahl NICHT blind – er prüft
+    /// Distanz und Sichtbarkeit erneut (siehe CLAUDE.md §3).
+    /// </summary>
+    [RequireComponent(typeof(NetworkObject))]
+    public sealed class PlayerInteractor : NetworkBehaviour
+    {
+        [SerializeField] private Transform _eyes;
+        [SerializeField] private float _reach = 2.5f;
+        [SerializeField] private LayerMask _interactableMask = ~0;
+
+        /// <summary>Toleranz, weil Client und Server nie exakt denselben Frame sehen.</summary>
+        private const float ServerReachTolerance = 1.5f;
+
+        private IInteractable _current;
+        public string CurrentPrompt { get; private set; }
+
+        private void Update()
+        {
+            if (!IsOwner) return;
+
+            RefreshTarget();
+
+            if (_current != null && Input.GetKeyDown(KeyCode.E))
+            {
+                var target = ((MonoBehaviour)_current).GetComponent<NetworkObject>();
+                if (target != null) RequestInteractRpc(target);
+            }
+        }
+
+        private void RefreshTarget()
+        {
+            _current = null;
+            CurrentPrompt = null;
+
+            if (!Physics.Raycast(_eyes.position, _eyes.forward, out var hit, _reach, _interactableMask))
+                return;
+
+            if (!hit.collider.TryGetComponent<IInteractable>(out var interactable))
+                return;
+
+            _current = interactable;
+            CurrentPrompt = interactable.GetPrompt(OwnerClientId);
+        }
+
+        [Rpc(SendTo.Server)]
+        private void RequestInteractRpc(NetworkObjectReference targetRef)
+        {
+            if (!targetRef.TryGet(out var target)) return;
+
+            // Server-Validierung: ist der Spieler überhaupt in Reichweite?
+            float distance = Vector3.Distance(transform.position, target.transform.position);
+            if (distance > _reach + ServerReachTolerance)
+            {
+                Debug.LogWarning($"[PlayerInteractor] Client {OwnerClientId} zu weit entfernt ({distance:F1} m).");
+                return;
+            }
+
+            if (target.TryGetComponent<IInteractable>(out var interactable))
+                interactable.Interact(NetworkObject);
+        }
+    }
+}