game workflow corrected

SerpentRace_Backend/src/Application/Game/BoardGenerationService.ts

@@ -140,7 +140,7 @@ export class BoardGenerationService {
         diceValue: number
     ): number {
         // Calculate pattern modifier based on current position
-        const patternModifier = this.getPatternModifier(currentPosition);
+        const patternModifier = this.getPatternModifier(currentPosition, stepValue > 0);
         
         // Calculate final position: currentPosition + (stepValue × dice) + patternModifier
         const movement = stepValue * diceValue;
@@ -156,7 +156,7 @@ export class BoardGenerationService {
         return finalPosition;
     }
 
-    private getPatternModifier(position: number): number {
+    private getPatternModifier(position: number, positiveField: boolean): number {
         // Pattern modifiers for strategic complexity:
         // - Positions ending in 0 (10, 20, 30...): No modifier
         // - Positions ending in 5 (15, 25, 35...): ±3 modifier
@@ -167,11 +167,11 @@ export class BoardGenerationService {
         if (position % 10 === 0) {
             return 0; // Positions ending in 0
         } else if (position % 10 === 5) {
-            return Math.random() < 0.5 ? 3 : -3; // Positions ending in 5
+            return positiveField ? 3 : -3; // Positions ending in 5
         } else if (position % 3 === 0) {
-            return Math.random() < 0.5 ? 2 : -2; // Divisible by 3
+            return positiveField ? 2 : -2; // Divisible by 3
         } else if (position % 2 === 1) {
-            return Math.random() < 0.5 ? 1 : -1; // Odd positions
+            return positiveField ? 1 : -1; // Odd positions
         } else {
             return 0; // Other even positions
         }