api client refactor

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

@@ -0,0 +1,36 @@
+import { SessionDataDto } from '../dtos';
+
+export class SessionViewModel implements SessionDataDto {
+  userId: string;
+  email: string;
+  displayName?: string;
+  driverId?: string;
+  isAuthenticated: boolean;
+
+  constructor(dto: SessionDataDto) {
+    Object.assign(this, dto);
+  }
+
+  /** UI-specific: User greeting */
+  get greeting(): string {
+    return `Hello, ${this.displayName || this.email}!`;
+  }
+
+  /** UI-specific: Avatar initials */
+  get avatarInitials(): string {
+    if (this.displayName) {
+      return this.displayName.split(' ').map(n => n[0]).join('').toUpperCase();
+    }
+    return this.email[0].toUpperCase();
+  }
+
+  /** UI-specific: Whether has driver profile */
+  get hasDriverProfile(): boolean {
+    return !!this.driverId;
+  }
+
+  /** UI-specific: Authentication status display */
+  get authStatusDisplay(): string {
+    return this.isAuthenticated ? 'Logged In' : 'Logged Out';
+  }
+}