/**
 * Standardized formatting utilities for consistent output across all CLI and Tool interfaces.
 * These functions should be used by all formatters to ensure consistent formatting.
 */
/**
 * Format a date in a standardized way: YYYY-MM-DD HH:MM:SS UTC
 * @param dateString - ISO date string or Date object
 * @returns Formatted date string
 */
export declare function formatDate(dateString?: string | Date): string;
/**
 * Format a URL as a markdown link
 * @param url - URL to format
 * @param title - Link title
 * @returns Formatted markdown link
 */
export declare function formatUrl(url?: string, title?: string): string;
/**
 * Format a heading with consistent style
 * @param text - Heading text
 * @param level - Heading level (1-6)
 * @returns Formatted heading
 */
export declare function formatHeading(text: string, level?: number): string;
/**
 * Format a list of key-value pairs as a bullet list
 * @param items - Object with key-value pairs
 * @param keyFormatter - Optional function to format keys
 * @returns Formatted bullet list
 */
export declare function formatBulletList(items: Record<string, unknown>, keyFormatter?: (key: string) => string): string;
/**
 * Format a separator line
 * @returns Separator line
 */
export declare function formatSeparator(): string;
/**
 * Format an array safely, handling null/undefined cases
 * @param arr - Array to format
 * @param emptyMessage - Message when array is empty
 * @param separator - Separator between items
 * @returns Formatted array string
 */
export declare function formatSafeArray(arr: string[] | undefined | null, emptyMessage?: string, separator?: string): string;
/**
 * Format platform-specific data object (common pattern across formatters)
 * @param obj - Platform object with ios, android, web, other properties
 * @param emptyMessage - Message when no platforms configured
 * @returns Formatted platform data
 */
export declare function formatPlatformData(obj: unknown, emptyMessage?: string): string;
/**
 * Format progress percentage with appropriate status icon
 * @param progress - Progress percentage (0-100)
 * @returns Formatted progress with icon
 */
export declare function formatProgress(progress: number): string;
/**
 * Get status icon based on progress or completion state
 * @param progress - Progress value (0-100)
 * @returns Status icon
 */
export declare function getStatusIcon(progress: number): string;
/**
 * Format a markdown table from array of objects
 * @param data - Array of data objects
 * @param columns - Column configuration
 * @returns Formatted markdown table
 */
export declare function formatTable<T extends Record<string, unknown>>(data: T[], columns: Array<{
    key: keyof T;
    header: string;
    formatter?: (value: unknown) => string;
    maxWidth?: number;
}>): string;
/**
 * Format statistics summary section
 * @param stats - Statistics object
 * @param title - Section title
 * @returns Formatted statistics section
 */
export declare function formatStatistics(stats: Record<string, number | string>, title?: string): string;
/**
 * Format empty state message with context
 * @param entityType - Type of entity (projects, keys, etc.)
 * @param context - Additional context (project name, etc.)
 * @param suggestions - Array of suggestions
 * @returns Formatted empty state
 */
export declare function formatEmptyState(entityType: string, context?: string, suggestions?: string[]): string;
/**
 * Format pagination information
 * @param hasMore - Whether there are more pages
 * @param cursor - Current cursor/page info
 * @param currentCount - Number of items in current page
 * @returns Formatted pagination info
 */
export declare function formatPaginationInfo(hasMore: boolean, cursor?: string | number | null, currentCount?: number): string;
/**
 * Format error list from bulk operations
 * @param errors - Array of error objects
 * @returns Formatted error section
 */
export declare function formatErrorList(errors: Array<{
    message?: string;
    code?: string;
    key?: string;
    key_id?: number;
}>): string;
/**
 * Format recommendations/next steps list
 * @param recommendations - Array of recommendation strings
 * @param title - Section title
 * @returns Formatted recommendations section
 */
export declare function formatRecommendations(recommendations: string[], title?: string): string;
/**
 * Format footer timestamp
 * @param action - Action performed (retrieved, created, etc.)
 * @param context - Additional context
 * @returns Formatted footer
 */
export declare function formatFooter(action?: string, context?: string): string;
/**
 * Format project context section with dashboard links
 * @param projectId - Project ID
 * @param sections - Additional sections to include
 * @returns Formatted project context
 */
export declare function formatProjectContext(projectId: string, sections?: Array<{
    path?: string;
    label: string;
    icon?: string;
}>): string;
/**
 * Format quick actions section
 * @param projectId - Project ID
 * @param actions - Quick action configurations
 * @returns Formatted quick actions
 */
export declare function formatQuickActions(projectId: string, actions?: Array<{
    path: string;
    label: string;
    icon?: string;
}>): string;
/**
 * Calculate and format percentage with proper rounding
 * @param value - Current value
 * @param total - Total value
 * @returns Formatted percentage
 */
export declare function formatPercentage(value: number, total: number): string;
/**
 * Format a truncated text with ellipsis if needed
 * @param text - Text to truncate
 * @param maxLength - Maximum length before truncation
 * @returns Truncated text
 */
export declare function formatTruncated(text: string, maxLength: number): string;