/**
 * live-session.ts — Full live session TUI orchestrator.
 *
 * Opens an overlay showing a running agent's conversation in real-time,
 * with a status bar, streaming conversation view, tool call visualization,
 * and an input harness for injecting messages.
 *
 * Uses ctx.ui.custom() for rendering — the same pattern as ConversationViewer.
 */
import type { AgentSession, ExtensionCommandContext } from "@mariozechner/pi-coding-agent";
import type { AgentRecord } from "../types.js";
import type { AgentActivity } from "./agent-widget.js";
/**
 * Open the live session TUI overlay for watching and interacting with a running agent.
 *
 * The overlay shows:
 *   1. Status bar (agent name, elapsed time, tool/turn counts)
 *   2. Streaming conversation pane (scrollable, auto-follow)
 *   3. Tool call boxes (inline, active/completed)
 *   4. Input harness (type messages to inject into the session)
 *
 * @param ctx      Extension command context from pi-coding-agent
 * @param session  The agent session to observe
 * @param record   Agent record with metadata
 * @param activity Optional activity tracker for live stats
 */
export declare function showLiveSession(ctx: ExtensionCommandContext, session: AgentSession, record: AgentRecord, _activity: AgentActivity | undefined): Promise<void>;