import { components } from '@amos.com/node';
import { Appearance, ApplePayButtonElementProps, ConfirmPaymentResult, ConfirmSetupResult, GooglePayButtonElementProps, Message, PaymentMethodFormDefaultValues, PaymentMethodFormField } from './types';
type Iframe = HTMLIFrameElement | null | undefined;
/**
 * Resolve the Amos embed origin from an iframe's configured `src`.
 *
 * Integrators are expected to set `src` via the SDK's `get*Src` helpers
 * before calling messaging functions.
 */
export declare function getIframeTargetOrigin(iframe: HTMLIFrameElement): string;
/**
 * Notify the embedded iframe that the host page is ready to receive
 * messages. The SDK calls this internally after receiving an
 * `IFRAME_READY` event from the iframe.
 */
export declare function sendParentReadyMessage(iframe: Iframe): void;
/**
 * Push appearance overrides into the embedded iframe.
 *
 * Uses a replace model for `themeVariables`, `fonts`, and `rules`: each
 * message that includes those keys sets the full override set. Omit a
 * key to leave the previous value unchanged. Pass `fonts: []` or
 * `rules: {}` to clear.
 *
 * Card, bank, and wallet listeners send Inter (`fonts` +
 * `--font-family`) on the first handshake when the merchant omitted
 * them. This function posts the payload as given.
 */
export declare function updateAppearance({ iframe, appearance, }: {
    iframe: Iframe;
    appearance?: Appearance;
}): void;
/**
 * Push name and billing-address defaults into the embedded card or bank
 * iframe. Provided keys overwrite matching form fields, including ones
 * the customer already edited. Omitted keys are left as-is.
 */
export declare function updateDefaultValues({ iframe, defaultValues, }: {
    iframe: Iframe;
    defaultValues?: PaymentMethodFormDefaultValues;
}): void;
/**
 * Focus a named control inside the embedded card or bank iframe.
 *
 * No-op if the iframe is not ready, the field is not rendered (for
 * example hidden cardholder name, or street fields in `country` billing
 * mode), or Plaid Embedded Institution Search is showing instead of
 * the bank form. Call from a user-gesture handler; some browsers
 * ignore focus that is not tied to a click or keydown.
 */
export declare function focusField({ iframe, field, }: {
    iframe: Iframe;
    field: PaymentMethodFormField;
}): void;
/**
 * Push Apple Pay button visual options and contact flags into the
 * embedded iframe.
 */
export declare function updateApplePayButton({ iframe, props, height, phoneRequired, shippingAddressRequired, }: {
    iframe: Iframe;
    props: ApplePayButtonElementProps;
    height?: string;
    phoneRequired?: boolean;
    shippingAddressRequired?: boolean;
}): void;
/**
 * Push Google Pay button visual options and contact flags into the
 * embedded iframe.
 */
export declare function updateGooglePayButton({ iframe, props, height, phoneRequired, shippingAddressRequired, }: {
    iframe: Iframe;
    props: GooglePayButtonElementProps;
    height?: string;
    phoneRequired?: boolean;
    shippingAddressRequired?: boolean;
}): void;
/**
 * Push the express-checkout amount into the embedded wallet iframe.
 * `amount` is a major-currency decimal string (e.g. `"50.00"` for $50.00).
 */
export declare function updateAmount({ iframe, amount, }: {
    iframe: Iframe;
    amount: string;
}): void;
/**
 * Push the user-visible merchant name into the embedded Google Pay
 * iframe.
 */
export declare function updateMerchantName({ iframe, merchantName, }: {
    iframe: Iframe;
    merchantName: string;
}): void;
/**
 * Ask the embedded credit-card or bank-account iframe form to validate
 * its inputs.
 *
 * Resolves to `true` if the form is valid, `false` if it is not, or
 * `false` if the iframe does not respond within 5 seconds.
 */
export declare function validateForm({ iframe }: {
    iframe: Iframe;
}): Promise<boolean>;
/**
 * Ask the bank iframe to mint a Plaid Link token (`POST /plaid_link_tokens`
 * on embed). Resolves with `link_token`, or rejects on error / timeout.
 */
export declare function requestPlaidLinkToken({ iframe, }: {
    iframe: Iframe;
}): Promise<string>;
/**
 * Clear all field values and API errors in the embedded credit-card or
 * bank-account iframe form.
 */
export declare function resetForm({ iframe }: {
    iframe: Iframe;
}): void;
/**
 * Confirm a payment intent in the embedded iframe flow.
 *
 * Pass the embed JWT (`token`) returned by your server's
 * `POST /payment_intents` call. The matching `payment_intent_id` is
 * extracted from the JWT payload and forwarded to the iframe.
 *
 * Optional `defaultValues` are applied immediately before building the
 * payment method payload (including hidden name and extra billing
 * fields). They do not replace the last mount/`update` defaults used by
 * {@link resetForm}.
 *
 * Resolves `{ status: "succeeded", paymentIntent }` after processor
 * authorization, `{ status: "failed", paymentIntent? }` on decline, or
 * `{ status: "failed", error: "timeout" }` if the iframe does not post
 * `CONFIRMATION_RESULT` within {@link CONFIRM_TIMEOUT_MS} (15s; embed
 * `/confirm` aborts at 10s). A timeout is not a decline — the charge
 * may still settle; do not retry as a new payment.
 * Capture may still finish asynchronously.
 */
export declare function confirmPayment({ iframe, token, defaultValues, }: {
    iframe: Iframe;
    defaultValues?: PaymentMethodFormDefaultValues;
} & Pick<components["schemas"]["EmbedToken"], "token">): Promise<ConfirmPaymentResult>;
/**
 * Confirm a setup intent in the embedded iframe flow.
 *
 * Pass the embed JWT (`token`) returned by your server's
 * `POST /setup_intents` call. The matching `setup_intent_id` is
 * extracted from the JWT payload and forwarded to the iframe.
 *
 * Optional `defaultValues` are applied immediately before building the
 * payment method payload. They do not replace the last mount/`update`
 * defaults used by {@link resetForm}.
 *
 * Resolves `{ status: "succeeded", setupIntent }` after verification,
 * `{ status: "failed", setupIntent? }` on decline, or
 * `{ status: "failed", error: "timeout" }` if the iframe does not post
 * `CONFIRMATION_RESULT` within {@link CONFIRM_TIMEOUT_MS}. Same
 * uncertain-vs-decline rule as {@link confirmPayment}.
 */
export declare function confirmSetup({ iframe, token, defaultValues, }: {
    iframe: Iframe;
    defaultValues?: PaymentMethodFormDefaultValues;
} & Pick<components["schemas"]["EmbedToken"], "token">): Promise<ConfirmSetupResult>;
/**
 * Notify the iframe that confirmation finished with a failure (used by
 * wallet `onConfirm` when creating the payment intent rejects).
 */
export declare function sendConfirmationResult({ iframe, result, }: {
    iframe: Iframe;
    result: Extract<Message, {
        type: "CONFIRMATION_RESULT";
    }>["result"];
}): void;
export {};