import type { Task, CommitMetadata, ShortcutMetadata } from "../../types.js";
/**
 * Encode a potentially multi-line value for storage in HTML comments.
 * Uses base64 encoding if the value contains newlines or the delimiter characters.
 */
export declare function encodeMetadataValue(value: string): string;
/**
 * Decode a metadata value that may be base64 encoded.
 */
export declare function decodeMetadataValue(value: string): string;
/**
 * Parsed task metadata from a Shortcut story description.
 */
export interface ParsedTaskMetadata {
    id?: string;
    priority?: number;
    completed?: boolean;
    created_at?: string;
    updated_at?: string;
    completed_at?: string | null;
    result?: string | null;
    commit?: CommitMetadata;
    shortcut?: ShortcutMetadata;
    parent_id?: string;
}
/**
 * Parse task metadata from HTML comments in a story description.
 * Extracts metadata encoded with <!-- dex:task:key:value --> format.
 * @param description - The Shortcut story description
 * @returns Parsed metadata or null if no dex task metadata found
 */
export declare function parseTaskMetadata(description: string): ParsedTaskMetadata | null;
/**
 * Result of parsing a story description.
 */
export interface ParsedStoryDescription {
    context: string;
    metadata: ParsedTaskMetadata | null;
}
/**
 * Parse a story description to extract context and metadata.
 * @param description - The Shortcut story description
 * @returns Parsed context and metadata
 */
export declare function parseStoryDescription(description: string): ParsedStoryDescription;
/**
 * Render a story description with embedded task metadata.
 * @param task - The task to render
 * @returns The rendered story description
 */
export declare function renderStoryDescription(task: Task): string;
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