view data fixes

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

@@ -0,0 +1,43 @@
+import { ViewModel } from "../contracts/view-models/ViewModel";
+import { AdminUserViewModel } from "./AdminUserViewModel";
+import type { AdminUserViewData } from '@/lib/view-data/AdminUserViewData';
+
+/**
+ * UserListViewModel
+ *
+ * View Model for user list with pagination and filtering state.
+ */
+export class UserListViewModel extends ViewModel {
+  users: AdminUserViewModel[];
+  total: number;
+  page: number;
+  limit: number;
+  totalPages: number;
+
+  // UI-specific derived fields (primitive outputs only)
+  readonly hasUsers: boolean;
+  readonly showPagination: boolean;
+  readonly startIndex: number;
+  readonly endIndex: number;
+
+  constructor(data: {
+    users: AdminUserViewData[];
+    total: number;
+    page: number;
+    limit: number;
+    totalPages: number;
+  }) {
+    super();
+    this.users = data.users.map(viewData => new AdminUserViewModel(viewData));
+    this.total = data.total;
+    this.page = data.page;
+    this.limit = data.limit;
+    this.totalPages = data.totalPages;
+
+    // Derive UI state
+    this.hasUsers = this.users.length > 0;
+    this.showPagination = this.totalPages > 1;
+    this.startIndex = this.users.length > 0 ? (this.page - 1) * this.limit + 1 : 0;
+    this.endIndex = this.users.length > 0 ? (this.page - 1) * this.limit + this.users.length : 0;
+  }
+}