init

2026-07-09 21:33:33 +02:00
commit 84a2a365f3
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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Schema;
+using UnityEngine;
+using UnityEngine.AI;
+using VOID.Generic.Objects.Unit;
+using VOID.Generic.Util;
+using Action = Schema.Action;
+
+namespace VOID.Generic.AI.Schema.Actions
+{
+    [Description("Gets point where ThisUnit can go with current MovementPoints towards given destination point")]
+    [Category(SchemaCategory.CombatThisUnit)]
+    public class GetReachablePosition : Action
+    {
+        private enum DestinationType
+        {
+            Position,
+            Unit
+        }
+        
+         [SerializeField] private DestinationType _destinationType;
+         [SerializeField] private BlackboardEntrySelector<UnitObject> _toUnit;
+         [SerializeField] private BlackboardEntrySelector<Vector3> _toPosition;
+         [SerializeField, WriteOnly, Space(15)] private BlackboardEntrySelector<Vector3> _saveTo;
+
+        public override NodeStatus Tick(object nodeMemory, SchemaAgent agent)
+        {
+            var thisUnit = ((UnitObjectSchemaAgent)agent).unit;
+            if (!thisUnit.basicState.turnManager) return NodeStatus.Failure;
+
+            // Whole path to destination
+            var path = _destinationType switch
+            {
+                DestinationType.Position => GetPathToPosition(thisUnit),
+                DestinationType.Unit => GetPathToUnit(thisUnit),
+                _ => throw new ArgumentOutOfRangeException()
+            };
+            var movePoints = thisUnit.unitData.currentResources.movePoints;
+
+            // Path can't be calculated
+            if (thisUnit.unitNavAgent.GetPath().status is NavMeshPathStatus.PathInvalid) return NodeStatus.Failure;
+            
+            // Reachable path (within move points range) and its last possible point
+            NavMeshPathUtil.SplitPath(path.ToArray(), movePoints, out var reachablePath, out _);
+            _saveTo.value = reachablePath.Last();
+            
+            return NodeStatus.Success;
+        }
+
+        private List<Vector3> GetPathToPosition(UnitObject thisUnit)
+        {
+            thisUnit.unitNavAgent.CalculatePathTo(_toPosition.value);
+            return thisUnit.unitNavAgent.GetCorrectedPath();
+        }
+
+        private List<Vector3> GetPathToUnit(UnitObject thisUnit)
+        {
+            thisUnit.unitNavAgent.CalculatePathTo(_toUnit.value);
+            return thisUnit.unitNavAgent.GetCorrectedPath();
+        }
+    }
+}