/**
 * Dedicated interactive memory editor UI component.
 * Displays session memory items with navigation, editing, and review capabilities.
 */
import { Container, type Focusable } from "@apholdings/jensen-tui";
import type { MemoryHistorySnapshot, MemoryItem } from "../../../core/memory.js";
export interface MemoryEditorCallbacks {
    getMemoryItems(): readonly MemoryItem[];
    getMemoryHistory(): readonly MemoryHistorySnapshot[];
    setMemoryItem(key: string, value: string): MemoryItem[];
    deleteMemoryItem(key: string): MemoryItem[];
    clearMemory(): MemoryItem[];
    requestRender(): void;
}
export declare class MemoryEditorComponent extends Container implements Focusable {
    private mode;
    private selectedIndex;
    private reviewSection;
    private keyInput;
    private valueInput;
    private editingItemKey;
    private callbacks;
    private requestRender;
    private readonly maxVisible;
    private readonly maxValuePreview;
    /** Index of the base snapshot for diff mode (the earlier snapshot in the pair) */
    private diffBaseIndex;
    /** Index (in original chronological order) of the explicitly armed baseline snapshot */
    private armedBaselineIndex;
    /**
     * Tracks the explicit two-step compare chooser flow.
     * - "none": no compare chooser active
     * - "target_picking": baseline is armed; operator is selecting a target snapshot
     */
    private compareStep;
    private _focused;
    get focused(): boolean;
    set focused(value: boolean);
    constructor(callbacks: MemoryEditorCallbacks, requestRender: () => void);
    /** Refresh the displayed list from current backend state */
    refresh(): void;
    invalidate(): void;
    render(width: number): string[];
    private renderListMode;
    private renderTitleBar;
    private renderItemList;
    private renderItemLine;
    private renderReviewMode;
    private renderReviewItemLine;
    /**
     * Format a date as a relative age label.
     */
    private getRelativeAgeLabel;
    private renderHistoryMode;
    private renderHistorySnapshotLine;
    private renderHistoryDetailMode;
    private renderHistoryActionHints;
    private renderHistoryDetailActionHints;
    private renderHistoryDiffMode;
    private renderHistoryDiffActionHints;
    private renderConfirmMode;
    private renderInputMode;
    private renderActionHints;
    handleInput(keyData: string): void;
    private handleListInput;
    private handleReviewInput;
    private handleHistoryInput;
    private handleHistoryDetailInput;
    private handleHistoryDiffInput;
    private matchesCtrlShiftC;
    private startAdd;
    private startEdit;
    private startDelete;
    private startClearAll;
    private onKeyInputSubmit;
    private onValueInputSubmit;
    private cancelInput;
    private confirmDestructiveAction;
    private enterReviewMode;
    private syncReviewSection;
    private enterHistoryMode;
    /**
     * Sync selectedIndex when entering history list mode from detail or returning to list.
     * Resets to show the current/most recent snapshot.
     */
    private syncHistorySelection;
    /**
     * Arm the currently selected snapshot as the explicit baseline.
     * Uses the current selectedIndex (in original chronological order).
     */
    private armBaseline;
    /**
     * Clear the armed baseline and exit any active compare chooser step.
     */
    private clearBaseline;
}
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