import type { Admin } from '../entities/admin.entity';

export interface AdminDetailResponse {
  id: string;
  firstName?: string;
  lastName?: string;
  phone: string;
  role: {
    id: string;
    name: string;
  };
  permissions: string[];
  shop?: {
    id: string;
    name: string;
    slug: string;
  };
}

export class AdminDetailTransformer {
  static transform(admin: Admin): AdminDetailResponse | null {
    if (!admin) {
      return null;
    }

    // Extract role information
    const role = admin.roles.getItems().find(r => r.role)?.role;
    if (!role) {
      return null;
    }
    return {
      id: admin.id,
      firstName: admin.firstName,
      lastName: admin.lastName,
      phone: admin.phone,
      role: {
        id: role.id,
        name: role.name,
      },
      permissions: role.permissions.getItems().map(p => p.name) || [],
      shop: {
        id: role.shop?.id || '',
        name: role.shop?.name || '',
        slug: role.shop?.slug || '',
      },
    };
  }
}

// Extract permissions - ensure collection is loaded if needed