import type { NameLookup, ScheduledTransactionSnapshot, TransactionSnapshot } from "./types.js";
/** Branded numeric type representing amounts in milliunits (1/1000 of a currency unit). */
export type Milliunits = number & {
    readonly __brand: "milliunits";
};
/** Branded numeric type representing amounts in currency units (e.g. dollars). */
export type CurrencyUnits = number & {
    readonly __brand: "currency";
};
export interface CurrencyFormatLike {
    currency_symbol?: string;
    decimal_digits?: number;
    decimal_separator?: string;
    group_separator?: string;
    symbol_first?: boolean;
    display_symbol?: boolean;
}
/** Cast a raw number (from YNAB API) to Milliunits. Use at API boundaries only. */
export declare function asMilliunits(value: number): Milliunits;
/** Cast a raw number (from user input) to CurrencyUnits. Use at API boundaries only. */
export declare function asCurrency(value: number): CurrencyUnits;
export declare function currencyToMilliunits(amount: CurrencyUnits): Milliunits;
export declare function milliunitsToCurrency(amount: Milliunits): CurrencyUnits;
export declare function formatCurrency(amountMilliunits: Milliunits, currencyFormat?: CurrencyFormatLike): string;
export declare function snapshotTransaction(transaction: {
    id: string;
    account_id: string;
    date: string;
    amount: number;
    payee_id?: string | null;
    payee_name?: string | null;
    category_id?: string | null;
    memo?: string | null;
    cleared: string;
    approved: boolean;
    flag_color?: string | null;
    subtransactions?: Array<{
        amount: number;
        payee_id?: string | null;
        category_id?: string | null;
        memo?: string | null;
        deleted?: boolean;
    }>;
}): TransactionSnapshot;
export declare function snapshotScheduledTransaction(transaction: {
    id: string;
    account_id: string;
    date_first: string;
    amount: number;
    payee_id?: string | null;
    payee_name?: string | null;
    category_id?: string | null;
    memo?: string | null;
    frequency?: string;
    flag_color?: string | null;
}): ScheduledTransactionSnapshot;
export interface SubtransactionLike {
    id: string;
    amount: Milliunits;
    memo?: string | null;
    payee_id?: string | null;
    payee_name?: string | null;
    category_id?: string | null;
    category_name?: string | null;
    deleted: boolean;
}
export declare function formatTransactionForOutput(transaction: {
    id: string;
    date: string;
    amount: Milliunits;
    memo?: string | null;
    cleared: string;
    approved: boolean;
    account_id: string;
    payee_id?: string | null;
    category_id?: string | null;
    flag_color?: string | null;
    subtransactions?: SubtransactionLike[];
}, lookups: NameLookup, currencyFormat?: CurrencyFormatLike): {
    subtransactions?: {
        id: string;
        amount: CurrencyUnits;
        amount_display: string;
        memo: string | null;
        payee_id: string | null;
        payee_name: string | null;
        category_id: string | null;
        category_name: string | null;
        category_group_id: string | null;
        category_group_name: string | null;
    }[] | undefined;
    id: string;
    date: string;
    amount: CurrencyUnits;
    amount_display: string;
    memo: string | null;
    cleared: string;
    approved: boolean;
    flag_color: string | null;
    is_split: boolean;
    account_id: string;
    account_name: string | null;
    payee_id: string | null;
    payee_name: string | null;
    category_id: string | null;
    category_name: string | null;
    category_group_id: string | null;
    category_group_name: string | null;
};
export declare function formatScheduledTransactionForOutput(transaction: {
    id: string;
    date_first: string;
    date_next: string;
    frequency: string;
    amount: Milliunits;
    memo?: string | null;
    account_id: string;
    payee_id?: string | null;
    category_id?: string | null;
    flag_color?: string | null;
}, lookups: NameLookup, currencyFormat?: CurrencyFormatLike): {
    id: string;
    date_first: string;
    date_next: string;
    frequency: string;
    amount: CurrencyUnits;
    amount_display: string;
    memo: string | null;
    flag_color: string | null;
    account_id: string;
    account_name: string | null;
    payee_id: string | null;
    payee_name: string | null;
    category_id: string | null;
    category_name: string | null;
    category_group_id: string | null;
    category_group_name: string | null;
};