Correcting bug with NumberPad maxvalue

Sources/bowlin_project/lib/model/AbstractRound.dart

@@ -53,6 +53,7 @@ abstract class AbstractRound {
   bool computeNext(int val);
   void computePoints();
   bool shotIsStrike();
+  int getMaxPinsThisShot();
 
   bool isStrike() {
     return firstThrow==10;

Sources/bowlin_project/lib/model/LastRound.dart

@@ -95,4 +95,20 @@ class LastRound extends AbstractRound{
     return (firstThrow??0)+(secondThrow??0)+(thirdThrow??0);
   }
 
+
+  @override
+  int getMaxPinsThisShot() {
+    if(firstThrow==null){
+      return 10;
+    }else if(firstThrow==10 && secondThrow==null){
+      return 10;
+    }else if(secondThrow==null){
+      return 10 - (firstThrow??0);
+    }else if(secondThrow==10){
+      return 10;
+    }else{
+      return 10 - (secondThrow??0);
+    }
+  }
+
 }

Sources/bowlin_project/lib/model/Round.dart

@@ -60,6 +60,12 @@ class Round extends AbstractRound{
     return (firstThrow ?? 0)+(secondThrow ?? 0);
   }
 
-
-
+  @override
+  int getMaxPinsThisShot() {
+    if(firstThrow==null){
+      return 10;
+    }else{
+      return 10 - (firstThrow ?? 0);
+    }
+  }
 }

Sources/bowlin_project/lib/widgets/ingame_widgets.dart

@@ -437,17 +437,8 @@ class InGameCardThrow extends StatefulWidget {
 
 class _InGameCardThrowState extends State<InGameCardThrow> {
   GlobalKey<_NumberPadState> _numberPadKey = GlobalKey();
-  late var maxValue;
 
   void initState() {
-    if (widget.currentRound.firstThrow == null) {
-      maxValue = 10;
-    } else if (widget.currentRound.secondThrow == null) {
-      maxValue = 10 - (widget.currentRound.firstThrow ?? 0);
-    } else {
-      maxValue = 10;
-    }
-
     super.initState();
   }
 
@@ -522,7 +513,7 @@ class _InGameCardThrowState extends State<InGameCardThrow> {
             numberThrow: widget.numberThrow,
             setSelectedValue: widget.setSelectedValue,
             currentRound: widget.currentRound,
-            maxValue: maxValue,
+            maxValue: widget.currentRound.getMaxPinsThisShot(),
           ),
         ],
       ),