import type { Dnum } from 'dnum';
import React, { type Dispatch, type ReactNode } from 'react';
import type { FunkitCheckoutQuoteResult } from '../domains/quote';
import { type FunkitActiveCheckoutItem } from './FunkitCheckoutContext';
export type ApprovalMethod = 'approve' | 'sign';
export declare const APPROVAL_METHOD_DEFAULT: ApprovalMethod;
export type CheckoutQuoteError = {
    maxTargetAssetAmount?: Dnum;
    minTargetAssetAmount?: Dnum;
    reason: 'insufficientBalance';
} | {
    maxTargetAssetAmount?: Dnum;
    minTargetAssetAmount?: Dnum;
    minTargetUsdAmount?: number;
    reason: 'insufficientAmount';
} | {
    originalError: Error;
    reason: 'internal';
};
export type CheckoutQuoteResult = {
    success: true;
} | {
    error: CheckoutQuoteError;
    success: false;
};
type GetCheckoutQuoteResponse = CheckoutQuoteResult & {
    shellCheckoutItemWithNextQuote: FunkitActiveCheckoutItem;
    quoteState: CheckoutQuoteState;
};
interface CheckoutQuoteState {
    /** Whether the checkout quote is being fetched **/
    isQuoting: boolean;
    /** Latest checkout estimated fees and time **/
    latestQuote: null | FunkitCheckoutQuoteResult;
    /** The quotation step message **/
    quoteStepMessage: string;
    /** Error messages associated with checkout quote **/
    quoteErrorMessage: ReactNode;
}
interface FunkitQuoteContextInterface extends CheckoutQuoteState {
    clearCheckoutQuoteMessages: () => void;
    getCheckoutQuote: (disableInformationStreaming?: boolean) => Promise<GetCheckoutQuoteResponse>;
    setCheckoutQuote: Dispatch<React.SetStateAction<FunkitCheckoutQuoteResult | null>>;
    setQuoteProgress: (state: Omit<CheckoutQuoteState, 'latestQuote'>) => void;
    usePermit: boolean | undefined;
    preferredApprovalMethod: ApprovalMethod;
    setPreferredApprovalMethod: (next: ApprovalMethod) => void;
    showApprovalMethodToggle: boolean;
    /**
     * Per-checkout EIP-2612 permit capability of the target asset. `undefined` =
     * unknown (loading or feature-agnostic — Relay falls back server-side), set
     * by prefetch hooks (e.g., Aave's `useAaveTargetReservePermit`). Folded into
     * `showApprovalMethodToggle` so consumers don't need their own asset gate.
     */
    targetAssetSupportsPermit: boolean | undefined;
    setTargetAssetSupportsPermit: (value: boolean | undefined) => void;
    /**
     * Current on-chain ERC-20 allowance from the user to the destination spender
     * (e.g. the Aave Pool). When ≥ the supply amount, no approve / permit is
     * needed and the toggle is hidden via `showApprovalMethodToggle`. `undefined`
     * = unknown (loading or not applicable to this flow).
     */
    targetAssetPoolAllowance: bigint | undefined;
    setTargetAssetPoolAllowance: (value: bigint | undefined) => void;
}
/**
 * Shared preconditions (wallet-executed account-balance flows only), then a
 * per-flow gate. Aave native supply is capability-gated: EIP-2612 support
 * (`undefined` = still loading → show optimistically, `false` = hide) and no
 * covering Pool allowance — never the feature flag (ENG-4070). The Relay
 * flow's source-side Permit2-vs-approve choice stays behind the
 * `enable-permit-toggle` Statsig rollout gate.
 */
export declare function shouldShowApprovalMethodToggle({ isPermitToggleGateOn, isDirectExecution, isAccountBalancePayment, isAaveNativeSupplyFlow, targetAssetSupportsPermit, targetAssetAllowanceCoversAmount, }: {
    isPermitToggleGateOn: boolean;
    isDirectExecution: boolean;
    isAccountBalancePayment: boolean;
    isAaveNativeSupplyFlow: boolean;
    targetAssetSupportsPermit: boolean | undefined;
    targetAssetAllowanceCoversAmount: boolean;
}): boolean;
export declare function FunkitQuoteProvider({ children }: {
    children: ReactNode;
}): React.JSX.Element;
export declare function useQuoteContext(): FunkitQuoteContextInterface;
export {};