// User and authentication types

export interface User {
  id: string;
  email: string;
  firstName?: string;
  lastName?: string;
  company?: string;
  phone?: string;
  address?: UserAddress;
  createdAt: string; // ISO
  updatedAt: string; // ISO
  mfaEnabled: boolean;
  emailVerified: boolean;
}

export interface UserAddress {
  line1: string;
  line2?: string;
  city: string;
  state: string;
  postalCode: string;
  country: string;
}

export interface UserSummary {
  user: User;
  stats: {
    activeSubscriptions: number;
    unpaidInvoices: number;
    openCases: number;
    totalSpent: number;
    currency: string;
  };
  nextInvoice?: {
    id: number;
    dueDate: string;
    amount: number;
    currency: string;
  };
  recentActivity: Activity[];
}

export interface Activity {
  id: string;
  type: "invoice_created" | "invoice_paid" | "service_activated" | "case_created" | "case_closed";
  title: string;
  description?: string;
  date: string; // ISO
  relatedId?: number; // ID of related invoice, subscription, etc.
  metadata?: Record<string, unknown>;
}

export interface AuthTokens {
  accessToken: string;
  refreshToken?: string;
  expiresAt: string; // ISO
}

export interface LoginRequest {
  email: string;
  password: string;
  mfaCode?: string;
}

export interface SignupRequest {
  email: string;
  password: string;
  firstName: string;
  lastName: string;
  company?: string;
  phone?: string;
  address?: UserAddress;
}

export interface LinkWhmcsRequest {
  email: string;
  whmcsToken?: string; // From OIDC or ValidateLogin
}

export interface SetPasswordRequest {
  password: string;
  confirmPassword: string;
}