WIP: started work on functionality for retrieving all possible moves

CheckersClient/core/src/com/mygdx/game/model/Field.kt

@@ -2,6 +2,7 @@
 package com.mygdx.game.model
 
 import java.lang.Exception
+import kotlin.system.measureTimeMillis
 
 class Field {
 
@@ -24,6 +25,13 @@ class Field {
         return this.piece
     }
 
+    fun hasPiece(): Boolean {
+        if (this.piece == null) {
+            return false
+        }
+        return true
+    }
+
     fun removePiece() {
         this.piece = null
     }

CheckersClient/core/src/com/mygdx/game/model/GameMode.kt

-package com.mygdx.game.model//Holds a ruleset and a board
+package com.mygdx.game.model
+
+import com.badlogic.gdx.math.Vector3
+
+//Holds a ruleset and a board
 
 class GameMode(rules:AbstractRules? = null, board:AbstractBoard? = null) {
 
@@ -25,4 +29,35 @@ class GameMode(rules:AbstractRules? = null, board:AbstractBoard? = null) {
     fun getRules(): AbstractRules? {
         return this.rules
     }
+
+    fun possibleMoves(position: Vector3): ArrayList<Vector3> {
+
+        var frontier: ArrayList<Vector3> = arrayListOf()
+
+        if (this.board?.fields?.get(position)?.hasPiece() == true) {
+
+            // algoritme
+
+            return frontier
+        }
+
+        return frontier
+    }
 }
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