import { AuthenticatedUserDTO } from '../types/generated/AuthenticatedUserDTO';

export class SessionViewModel implements AuthenticatedUserDTO {
  userId: string;
  email: string;
  displayName: string;

  constructor(dto: AuthenticatedUserDTO) {
    this.userId = dto.userId;
    this.email = dto.email;
    this.displayName = dto.displayName;
  }

  // Note: The generated DTO doesn't have these fields
  // These will need to be added when the OpenAPI spec is updated
  driverId?: string;
  isAuthenticated: boolean = true;

  /** UI-specific: User greeting */
  get greeting(): string {
    return `Hello, ${this.displayName}!`;
  }

  /** 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';
  }
}