initialize repo

Lib/Civilization.Core/Game/City.cs

@@ -0,0 +1,71 @@
+using Civilization.Core.Actions;
+using Civilization.Core.Interfaces;
+
+
+namespace Civilization.Core.Game;
+
+public class City : IOnTurnListener, IEntity
+{
+    public Guid Id { get; } = Guid.NewGuid();
+    public int OwnerId { get; }
+    public string Name { get; set; }
+    
+    public Vec2I Position { get; }
+    public HashSet<Vec2I> Territory { get; } = [];
+    
+    public int MaxActionPoints { get; private set; } = 1;
+    public int ActionPoints { get; set; }
+    
+    public City(int ownerId, Vec2I position, string name = "New City")
+    {
+        OwnerId = ownerId;
+        Position = position;
+        Name = name;
+        Territory.Add(position);
+        ActionPoints = MaxActionPoints;
+    }
+
+    public void ExpandTo(Vec2I newTile) => Territory.Add(newTile);
+
+    public void ResetActionPoints() => ActionPoints = MaxActionPoints;
+
+    public bool CanProduce() => ActionPoints > 0;
+
+    public void SpendActionPoint()
+    {
+        if (ActionPoints > 0) ActionPoints--;
+    }
+
+    public void ClaimTile(GameMap map, Vec2I tilePos)
+    {
+        var tile = map.GetTile(tilePos);
+        if (tile == null) return;
+        
+        tile.OwnerId = OwnerId;
+        Territory.Add(tilePos);
+    }
+    
+
+    public void OnTurnStart(GameState state)
+    {
+        ResetActionPoints();
+        
+        var map = state.Map;
+        var neighbors = Territory.SelectMany(pos => map.Grid.GetNeighbors(pos))
+            .Distinct()
+            .Where(p => map.GetTile(p)?.OwnerId == null)
+            .ToList();
+
+        if (neighbors.Count > 0)
+        {
+            var rng = new Random();
+            var choice = neighbors[rng.Next(neighbors.Count)];
+            state.ActionQueue.Enqueue(new ExpandTerritoryAction(Id, choice));
+        }
+    }
+
+    public void OnTurnEnd(GameState state)
+    {
+        
+    }
+}