import type { FormDescriptor, FormField, JsonValue } from '@fun-xyz/fiat-contract/types';
import type { SubmitTransition } from '../../domains/fiat/selectTransitions';
/**
 * A form's answers as a screen edits them, keyed by field id. Serialised into
 * the `FORM_VALUES` payload's entry list when the body is assembled.
 */
export type FormValues = Record<string, JsonValue>;
/**
 * What local validation can say.
 *
 * Each names one fixable thing, because the server will not: it answers a
 * malformed answer with `INVALID_VALUE` on the whole submission and marks no
 * field, so a form checked only by the server can report nothing more useful
 * than "something is wrong".
 */
export type FormFieldIssue = 'REQUIRED' | 'PATTERN' | 'COUNTRY_CODE' | 'DATE_FORMAT' | 'DATE_FUTURE';
/**
 * The input a form's values ride in, read off the transition rather than
 * assumed: the name is the server's (`values` in the recorded response) and
 * the `FORM_VALUES` spec is what marks it.
 */
export declare function formValuesInput(transition: SubmitTransition): string | undefined;
/**
 * Whether the field is answered by a value the form submits.
 *
 * `HOSTED_LINK` is an errand the user runs elsewhere and `FILE` streams to the
 * document endpoint, so neither has a value to carry.
 */
export declare function isValueField(field: FormField): boolean;
/**
 * Whether the form requires a field nothing here can answer.
 *
 * Neither type carries a value, so {@link validateForm} has nothing to check
 * and would call the form complete:
 *
 * - `FILE` streams to `POST /fiat/kyc/document`, an upload path this build has
 *   not installed.
 * - `HOSTED_LINK` is an errand run elsewhere, and nothing reports back that the
 *   user ran it.
 *
 * Submitting either way sends a form the server will reject, re-entering
 * `INPUT_REQUIRED` with the same fields and nothing marked wrong.
 */
export declare function requiresUnanswerableField(form: FormDescriptor): boolean;
/** Per-field issues, keyed by field id. Empty means nothing local to fix. */
export declare function validateForm(form: FormDescriptor, values: FormValues): Record<string, FormFieldIssue>;
/** Whether the form is worth sending. */
export declare function canSubmitForm(form: FormDescriptor, values: FormValues): boolean;
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