import type React from 'react';
/** All possible statusline chip keys.

 *  NOTE: `'cpu'` and `'memory'` were removed — CPU/RAM/heap metrics now live
 *  in the right sidebar's SYSTEM card (sidebar-content.tsx). Any stale entries
 *  in a saved statusline profile are silently ignored by `showChip` since no
 *  chip renders them anymore, mirroring how removed phantom items ('version',
 *  'time', 'sage') are handled. */
export type StatuslineItem = 'state' | 'model' | 'tokens' | 'cache' | 'queue' | 'hint' | 'index' | 'breaker' | 'todos' | 'plan' | 'tasks' | 'fleet' | 'fleet_agents' | 'git' | 'elapsed' | 'context' | 'cost' | 'processes' | 'working_dir' | 'project' | 'yolo' | 'autonomy' | 'eternal_stage' | 'goal' | 'mode' | 'auto_proceed' | 'sessions' | 'tools' | 'token_saving' | 'brain' | 'mailbox' | 'enhance' | 'debug_stream' | 'next_steps' | 'memory_context' | 'side_effects';
/**
 * Metadata for a temporarily-visible chip (one that appeared due to data,
 * not user toggle). Tracked so the chip can auto-expire.
 */
export interface ChipMeta {
    key: StatuslineItem;
    /** Unix timestamp (ms) when the chip was shown. */
    shownAt: number;
    /**
     * Optional expiration time in minutes. Null/undefined = permanent (only
     * hidden when user toggles it off). Stream chips get a default 5 min.
     */
    expiresIn?: number;
}
/** Default expiration for stream-triggered chips (5 minutes). */
export declare const STREAM_CHIP_EXPIRES_IN_MINUTES = 5;
/**
 * Returns true if a chip with the given metadata has expired.
 * Chips with no `expiresIn` never expire on their own.
 */
export declare function isChipExpired(meta: ChipMeta, now?: number): boolean;
/**
 * Returns a human-readable countdown label for a chip with expiration.
 * Returns null if the chip has no expiration or has already expired.
 */
export declare function getExpiresInLabel(meta: ChipMeta, now?: number): string | null;
/**
 * Which TUI status bar line each chip appears on. Used to group chips
 * visually in the picker. MUST mirror the actual render lines in
 * `status-bar.tsx`: line 1 = workspace + runtime chips (mode/project/workdir
 * state + cheap provider/model/context telemetry), line 2 = session context
 * (memory pressure, git, mode label, tools), line 3 = active work +
 * connectivity (todos, plan, tasks, fleet, brain, mailbox, goals,
 * countdowns), line 4 = background services (memory context lifecycle,
 * codebase-index server health). Exported so the navigation-order test guards
 * against drift instead of duplicating it.
 */
export declare const ITEM_LINE: Record<StatuslineItem, number>;
export interface StatuslinePickerProps {
    /** Focused field index. */
    field: number;
    /** Current hidden-items list. */
    hiddenItems: StatuslineItem[];
    /** Temporarily-visible chips with expiration metadata. */
    visibleChips?: ChipMeta[] | undefined;
    /** Optional hint message from the reducer. */
    hint?: string | undefined;
}
/** Total number of statusline fields. */
export declare const STATUSLINE_FIELD_COUNT: number;
/** Ordered list of statusline items — grouped by display line, then alphabetically within each line for consistent navigation. */
export declare const STATUSLINE_ITEMS: StatuslineItem[];
/** Stream-triggered chips — these auto-expire unless the user has toggled them on permanently. */
export declare const STREAM_CHIP_KEYS: StatuslineItem[];
export declare function StatuslinePicker({ field, hiddenItems, visibleChips, hint, }: StatuslinePickerProps): React.ReactElement;
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