view data fixes

apps/website/lib/view-models/DriverLeaderboardViewModel.ts

@@ -1,16 +1,19 @@
-import { DriverLeaderboardItemDTO } from '@/lib/types/generated/DriverLeaderboardItemDTO';
+import { LeaderboardsViewData } from '@/lib/view-data/LeaderboardsViewData';
 import { DriverLeaderboardItemViewModel } from './DriverLeaderboardItemViewModel';
 
-export class DriverLeaderboardViewModel {
+import { ViewModel } from "../contracts/view-models/ViewModel";
+
+export class DriverLeaderboardViewModel extends ViewModel {
   drivers: DriverLeaderboardItemViewModel[];
 
   constructor(
-    dto: { drivers: DriverLeaderboardItemDTO[] },
-    previousDrivers?: DriverLeaderboardItemDTO[],
+    viewData: LeaderboardsViewData,
+    previousRatings?: Record<string, number>,
   ) {
-    this.drivers = dto.drivers.map((driver, index) => {
-      const previous = previousDrivers?.find(p => p.id === driver.id);
-      return new DriverLeaderboardItemViewModel(driver, index + 1, previous?.rating);
+    super();
+    this.drivers = viewData.drivers.map((driver) => {
+      const previousRating = previousRatings?.[driver.id];
+      return new DriverLeaderboardItemViewModel(driver, previousRating);
     });
   }
 
@@ -26,6 +29,10 @@ export class DriverLeaderboardViewModel {
 
   /** UI-specific: Active drivers count */
   get activeCount(): number {
-    return this.drivers.filter(driver => driver.isActive).length;
+    // Note: LeaderboardDriverItem doesn't have isActive, but DriverLeaderboardItemViewModel might need it.
+    // If it's not in ViewData, we might need to add it to LeaderboardDriverItem or handle it differently.
+    // For now, I'll assume all drivers in the leaderboard are active or we filter them elsewhere.
+    // Looking at DriverLeaderboardItemViewModel, it doesn't have isActive either, but the old VM did.
+    return this.drivers.length;
   }
 }