expo-finance-kit/build/utils/formatters.d.ts

Native Expo module for Apple FinanceKit - Access financial data from Apple Card and other accounts

/**
 * Formatting utilities for Expo Finance Kit
 * Provides consistent formatting for financial data
 */
import { Transaction, Account } from '../ExpoFinanceKit.types';
/**
 * Formats a currency amount
 * @param amount - Amount to format
 * @param currencyCode - ISO currency code
 * @param options - Formatting options
 * @returns Formatted currency string
 */
export declare function formatCurrency(amount: number, currencyCode?: string, options?: Intl.NumberFormatOptions): string;
/**
 * Formats a date for display
 * @param date - Date to format (timestamp or Date object)
 * @param format - Format style ('short', 'medium', 'long', 'full')
 * @returns Formatted date string
 */
export declare function formatDate(date: number | Date, format?: 'short' | 'medium' | 'long' | 'full'): string;
/**
 * Formats a relative date (e.g., "2 days ago")
 * @param date - Date to format (timestamp or Date object)
 * @returns Relative date string
 */
export declare function formatRelativeDate(date: number | Date): string;
/**
 * Formats a transaction for display
 * @param transaction - Transaction to format
 * @returns Formatted transaction object
 */
export declare function formatTransaction(transaction: Transaction): {
    displayAmount: string;
    displayDate: string;
    displayMerchant: string;
    displayCategory: string;
};
/**
 * Formats merchant category code to human-readable string
 * @param mcc - Merchant category code
 * @returns Category name
 */
export declare function formatMerchantCategory(mcc?: number): string;
/**
 * Formats an account name for display
 * @param account - Account to format
 * @returns Formatted account name
 */
export declare function formatAccountName(account: Account): string;
/**
 * Formats a percentage
 * @param value - Value to format (0-1 scale)
 * @param decimals - Number of decimal places
 * @returns Formatted percentage string
 */
export declare function formatPercentage(value: number, decimals?: number): string;
/**
 * Formats a number with commas
 * @param value - Number to format
 * @returns Formatted number string
 */
export declare function formatNumber(value: number): string;
/**
 * Abbreviates large numbers (e.g., 1.2K, 3.4M)
 * @param value - Number to abbreviate
 * @returns Abbreviated string
 */
export declare function abbreviateNumber(value: number): string;
/**
 * Formats a time duration
 * @param milliseconds - Duration in milliseconds
 * @returns Formatted duration string
 */
export declare function formatDuration(milliseconds: number): string;
/**
 * Formats a balance change
 * @param currentBalance - Current balance
 * @param previousBalance - Previous balance
 * @param currencyCode - Currency code
 * @returns Formatted balance change
 */
export declare function formatBalanceChange(currentBalance: number, previousBalance: number, currencyCode: string): {
    amount: string;
    percentage: string;
    isPositive: boolean;
};
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