// Amazon Order Types
export interface AmazonOrder {
  orderId: string;
  orderDate: Date;
  total: number;
  items: AmazonOrderItem[];
  orderUrl: string;
}

export interface AmazonOrderItem {
  title: string;
  price: number;
  quantity: number;
}

// YNAB Transaction Types
export interface YNABTransaction {
  id: string;
  date: string; // YYYY-MM-DD format
  amount: number; // in milliunits (e.g., -12340 = -$12.34)
  payee_name: string | null;
  memo: string | null;
  category_id: string | null;
  category_name: string | null;
  account_id: string;
  account_name: string;
}

export interface YNABCategory {
  id: string;
  name: string;
  category_group_id: string;
  category_group_name: string;
}

// Matching Types
export interface TransactionMatch {
  ynabTransaction: YNABTransaction;
  amazonOrder: AmazonOrder | null;
  matchConfidence: number; // 0-1 score
  suggestedCategory: YNABCategory | null;
  status: 'pending' | 'approved' | 'rejected';
}

export interface MatchingOptions {
  dateToleranceDays: number; // How many days before/after to consider a match
  amountToleranceDollars: number; // How much variance in amount to allow
}

// API Response Types
export interface APIResponse<T> {
  success: boolean;
  data?: T;
  error?: string;
}