import { type Client } from '../core.js';
import { type RequestOptions } from '../lib/types.js';
import type { ListInvoicesRequest, ListInvoicesResponse, GetInvoiceRequest, GetInvoiceResponse, UpdateInvoiceRequest, UpdateInvoiceResponse, DeleteInvoiceRequest, DeleteInvoiceResponse, AdvanceInvoiceRequest, AdvanceInvoiceResponse, ApproveInvoiceRequest, ApproveInvoiceResponse, RetryInvoiceRequest, RetryInvoiceResponse, SnapshotQuantitiesInvoiceRequest, SnapshotQuantitiesInvoiceResponse } from '../models/operations/invoices.js';
import type { Invoice } from '../models/types.js';
export declare class Invoices {
    private readonly _client;
    constructor(_client: Client);
    /**
     * List billing invoices
     *
     * List billing invoices.
     *
     * Returns a page of invoices. Gathering invoices are never included. Use `filter`
     * to narrow by status, customer, dates, or service period start. Use `sort` to
     * control ordering.
     *
     * GET /openmeter/billing/invoices
     */
    list(request?: ListInvoicesRequest, options?: RequestOptions): Promise<ListInvoicesResponse>;
    /**
     * List billing invoices
     *
     * List billing invoices.
     *
     * Returns a page of invoices. Gathering invoices are never included. Use `filter`
     * to narrow by status, customer, dates, or service period start. Use `sort` to
     * control ordering.
     *
     * Iterates every item across all pages, fetching more as the returned iterable is consumed.
     *
     * GET /openmeter/billing/invoices
     */
    listAll(request?: ListInvoicesRequest, options?: RequestOptions): AsyncIterable<Invoice>;
    /**
     * Get a billing invoice
     *
     * Get a billing invoice by ID.
     *
     * Returns the full invoice resource including line items, status details, totals,
     * and workflow configuration snapshot.
     *
     * GET /openmeter/billing/invoices/{invoiceId}
     */
    get(request: GetInvoiceRequest, options?: RequestOptions): Promise<GetInvoiceResponse>;
    /**
     * Update a billing invoice
     *
     * Update a billing invoice.
     *
     * Only the mutable fields of the invoice can be edited: description, labels,
     * supplier, customer, workflow settings, and top-level lines. Top-level lines are
     * matched by `id`; lines without an `id` are created, and existing lines omitted
     * from `lines` are deleted. Detailed (child) lines are always computed and cannot
     * be edited directly. Only invoices in draft status can be updated.
     *
     * PUT /openmeter/billing/invoices/{invoiceId}
     */
    update(request: UpdateInvoiceRequest, options?: RequestOptions): Promise<UpdateInvoiceResponse>;
    /**
     * Delete a billing invoice
     *
     * Delete a billing invoice.
     *
     * Only standard invoices in draft status can be deleted. Deleting an invoice will
     * also delete all associated line items and workflow configuration.
     *
     * DELETE /openmeter/billing/invoices/{invoiceId}
     */
    delete(request: DeleteInvoiceRequest, options?: RequestOptions): Promise<DeleteInvoiceResponse>;
    /**
     * Advance billing invoice's next status
     *
     * Advance a billing invoice.
     *
     * Advances the invoice to the next workflow state. The next state is determined by
     * the invoice's current status and workflow configuration. Only invoices in draft
     * or issued status can be advanced.
     *
     * POST /openmeter/billing/invoices/{invoiceId}/advance
     */
    advance(request: AdvanceInvoiceRequest, options?: RequestOptions): Promise<AdvanceInvoiceResponse>;
    /**
     * Send the invoice to the customer
     *
     * Approve a billing invoice.
     *
     * This call instantly sends the invoice to the customer using the configured
     * billing profile app.
     *
     * This call is valid in two invoice statuses:
     *
     * - draft: the invoice will be sent to the customer, the invoice state becomes
     * issued
     * - manual_approval_needed: the invoice will be sent to the customer, the invoice
     * state becomes issued
     *
     * POST /openmeter/billing/invoices/{invoiceId}/approve
     */
    approve(request: ApproveInvoiceRequest, options?: RequestOptions): Promise<ApproveInvoiceResponse>;
    /**
     * Retry advancing the invoice after a failed attempt
     *
     * Retry sending a billing invoice.
     *
     * Retry advancing the invoice after a failed attempt.
     *
     * The action can be called when the invoice's statusDetails' actions field contain
     * the "retry" action.
     *
     * POST /openmeter/billing/invoices/{invoiceId}/retry
     */
    retry(request: RetryInvoiceRequest, options?: RequestOptions): Promise<RetryInvoiceResponse>;
    /**
     * Snapshot quantities for usage based line items
     *
     * Snapshot quantities for usage-based line items.
     *
     * This call will snapshot the quantities for all usage based line items in the
     * invoice.
     *
     * This call is only valid in draft.waiting_for_collection status, where the
     * collection period can be skipped using this action.
     *
     * POST /openmeter/billing/invoices/{invoiceId}/snapshot-quantities
     */
    snapshotQuantities(request: SnapshotQuantitiesInvoiceRequest, options?: RequestOptions): Promise<SnapshotQuantitiesInvoiceResponse>;
}