/**
 * Slash command system types for YOLO CLI
 * Feature: 004-slash-commands
 */
import type { Session } from './session.js';
import type { ErrorInfo } from './session.js';
export interface SlashCommand {
    name: string;
    aliases: string[];
    description: string;
    requiresConfirmation: boolean;
    handler: (context: CommandContext) => Promise<void>;
}
export interface CommandContext {
    session: Session;
    setSession: (session: Session) => void;
    setInput: (text: string) => void;
    setError: (error: ErrorInfo) => void;
    exit: () => void;
}
export interface SessionMetadataFile {
    version: string;
    currentSessionId: string;
    lastUpdated: string;
    sessions: SessionInfo[];
}
export interface SessionInfo {
    id: string;
    createdAt: string;
    lastActivity: string;
    messageCount: number;
    model: string;
    historyFile: string;
}
export interface CompactionResult {
    originalMessageCount: number;
    compactedMessageCount: number;
    originalTokenEstimate: number;
    compactedTokenEstimate: number;
    reductionPercentage: number;
    summaryMessage: Message;
    preservedMessages: Message[];
}
export interface CompactionConfig {
    preserveRecentCount: number;
    minimumMessagesToCompact: number;
    contextThreshold: number;
    summaryTokenLimit: number;
}
import type { Message } from './session.js';
export declare const COMPACTION_CONFIG: CompactionConfig;
export declare const SESSION_METADATA_VERSION = "1.0.0";
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