/**
 * Shared utilities for time tracking components
 */
export type Currency = 'CAD' | 'USD';
export type TimeEntryStatus = 'draft' | 'submitted' | 'approved' | 'rejected';
/** Alias for TimeEntryStatus for approval workflows */
export type ApprovalStatus = TimeEntryStatus;
/**
 * Time entry data structure
 */
export interface TimeEntry {
    id: string;
    date: Date | string;
    hours: number;
    description: string;
    status: TimeEntryStatus;
    /** Integer minor units of the display currency — $19.99 is 1999 (#2401). */
    amount?: number;
    workerName?: string;
    mileage?: number;
    /** Minor units per hour, so `hours * hourlyRate` is minor units (#2401). */
    hourlyRate?: number;
}
/**
 * Status color mapping using M3 design tokens
 */
export declare const statusColors: Record<TimeEntryStatus, string>;
/**
 * Format a date for display (e.g., "Jan 5")
 */
export declare function formatDate(date: Date | string): string;
/**
 * Format a minor-units amount for display.
 *
 * Money in this package is integer minor units (#2401) — `$19.99` is `1999` —
 * and `Intl.NumberFormat` expects major units, so the scale is undone here.
 * Without it a $19.99 charge renders as $1,999.00.
 *
 * The currency's own minor-unit exponent is used rather than a hard-coded 100,
 * so zero-decimal currencies (JPY, KRW) are not divided by anything.
 */
export declare function formatCurrency(amount: number, currency?: Currency): string;
/**
 * Format hours for display (e.g., "8.5h")
 */
export declare function formatHours(hours: number): string;
/**
 * Format hours in HH:MM format (e.g., "8:30")
 */
export declare function formatHoursHHMM(hours: number): string;
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