cleanup

apps/website/lib/utilities/LeagueMembershipUtility.ts

@@ -0,0 +1,26 @@
+import { LeagueMembershipService } from '@/lib/services/leagues/LeagueMembershipService';
+import { LeagueRoleUtility } from '@/lib/utilities/LeagueRoleUtility';
+
+export class LeagueMembershipUtility {
+  /**
+   * Derive a driver's primary league from cached memberships.
+   * Prefers any active membership and returns the first matching league.
+   */
+  static getPrimaryLeagueIdForDriver(driverId: string): string | null {
+    for (const [leagueId, members] of LeagueMembershipService.getCachedMembershipsIterator()) {
+      if (members.some((m) => m.driverId === driverId && m.status === 'active')) {
+        return leagueId;
+      }
+    }
+    return null;
+  }
+
+  /**
+   * Check if a driver is owner or admin of a league.
+   */
+  static isOwnerOrAdmin(leagueId: string, driverId: string): boolean {
+    const membership = LeagueMembershipService.getMembership(leagueId, driverId);
+    if (!membership) return false;
+    return LeagueRoleUtility.isLeagueAdminOrHigherRole(membership.role);
+  }
+}