import type { Config } from "../types/index.js";
/**
 * Open editor to compose message
 * Returns message content or null if cancelled
 */
export declare function openEditorForMessage(config: Config, initialContent?: string): Promise<string | null>;
/**
 * Open existing text in the user's editor for revision.
 * Unlike openEditorForMessage, unchanged text is a valid result (the user may
 * review and keep it as is).
 *
 * @param config - HubLaunch configuration
 * @param content - Text to edit
 * @param extension - Temp file extension, so the editor picks the right mode
 * @returns Promise<string | null> - Saved text, or null if no editor is
 *   available or the editor failed
 */
export declare function editInEditor(config: Config, content: string, extension?: string): Promise<string | null>;
/**
 * Compose message in terminal (multi-line input)
 * User types message directly in terminal, types END on new line to finish
 *
 * @param initialContent - Initial content (default: "@copilot ")
 * @returns Promise<string | null> - Message content or null if cancelled
 */
export declare function composeInTerminal(initialContent?: string): Promise<string | null>;
/**
 * Prompt user to select how they want to compose their message
 *
 * @returns Promise<'editor' | 'terminal' | null> - Selected mode or null if cancelled
 */
export declare function selectComposeMode(): Promise<"editor" | "terminal" | null>;
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