// User and Auth types
export interface User {
  id: string;
  name: string;
  phone: string;
  role: 'owner' | 'employee';
}

export interface Tenant {
  id: string;
  name: string;
  slug: string;
  businessType: string;
  subscriptionStatus: string;
}

export interface AuthState {
  user: User | null;
  tenant: Tenant | null;
  accessToken: string | null;
  refreshToken: string | null;
  isAuthenticated: boolean;
  isLoading: boolean;
}

// Product types
export interface Product {
  id: string;
  name: string;
  description?: string;
  sku?: string;
  price: number;
  cost?: number;
  barcode?: string;
  stock: number;
  currentStock: number;
  minStock: number;
  categoryId?: string;
  category?: Category;
  imageUrl?: string;
  isFavorite: boolean;
  isActive: boolean;
}

export interface Category {
  id: string;
  name: string;
  icon?: string;
  color?: string;
}

// Sale types
export interface CartItem {
  product: Product;
  quantity: number;
  subtotal: number;
}

export interface Sale {
  id: string;
  ticketNumber: string;
  items: SaleItem[];
  subtotal: number;
  tax: number;
  total: number;
  paymentMethod: string;
  status: 'pending' | 'completed' | 'cancelled';
  createdAt: string;
}

export interface SaleItem {
  id: string;
  productId: string;
  productName: string;
  quantity: number;
  unitPrice: number;
  subtotal: number;
}

// Customer types
export interface Customer {
  id: string;
  name: string;
  phone?: string;
  fiadoEnabled: boolean;
  fiadoLimit: number;
  currentFiadoBalance: number;
}

// Dashboard types
export interface DashboardStats {
  totalSales: number;
  totalRevenue: number;
  totalTax: number;
  avgTicket: number;
}

// API Response types
export interface ApiResponse<T> {
  data: T;
  message?: string;
}

export interface LoginResponse {
  accessToken: string;
  refreshToken: string;
  user: User;
  tenant: Tenant;
}