import invoices from "@86d-app/invoices";

export const modules = [
  invoices({
    currency: "USD",              // optional — default currency
    defaultPaymentTerms: "net_30" // optional — default terms
  }),
];

interface InvoiceController {
  // Invoice CRUD
  create(params: CreateInvoiceParams): Promise<Invoice>;
  getById(id: string): Promise<InvoiceWithDetails | null>;
  getByNumber(invoiceNumber: string): Promise<InvoiceWithDetails | null>;
  list(params?: ListInvoiceParams): Promise<{ invoices: Invoice[]; total: number }>;
  listForCustomer(customerId: string, params?): Promise<{ invoices: Invoice[]; total: number }>;
  update(id: string, params: UpdateInvoiceParams): Promise<Invoice | null>;
  delete(id: string): Promise<void>;

  // Lifecycle
  send(id: string): Promise<Invoice | null>;
  markViewed(id: string): Promise<Invoice | null>;
  markOverdue(id: string): Promise<Invoice | null>;
  voidInvoice(id: string): Promise<Invoice | null>;

  // Line items
  getLineItems(invoiceId: string): Promise<InvoiceLineItem[]>;
  addLineItem(invoiceId: string, item: CreateLineItemParams): Promise<InvoiceLineItem>;
  removeLineItem(lineItemId: string): Promise<void>;

  // Payments
  recordPayment(params: RecordPaymentParams): Promise<InvoicePayment>;
  listPayments(invoiceId: string): Promise<InvoicePayment[]>;
  deletePayment(paymentId: string): Promise<void>;

  // Credit notes
  createCreditNote(params: CreateCreditNoteParams): Promise<CreditNote>;
  getCreditNote(id: string): Promise<CreditNoteWithItems | null>;
  listCreditNotes(invoiceId: string): Promise<CreditNoteWithItems[]>;
  issueCreditNote(id: string): Promise<CreditNote | null>;
  applyCreditNote(id: string): Promise<CreditNote | null>;
  voidCreditNote(id: string): Promise<CreditNote | null>;

  // Bulk operations
  bulkUpdateStatus(ids: string[], status: InvoiceStatus): Promise<{ updated: number }>;
  bulkDelete(ids: string[]): Promise<{ deleted: number }>;

  // Lookups
  getByOrder(orderId: string): Promise<InvoiceWithDetails | null>;
  getByTracking(invoiceNumber: string, email: string): Promise<InvoiceWithDetails | null>;
  findOverdue(): Promise<Invoice[]>;
}