import { Message, Context, ContextStats } from '../types/index.js';
export declare class ContextManager {
    private currentContext;
    private contexts;
    constructor();
    createNewContext(): Context;
    getCurrentContext(): Context;
    setCurrentContext(id: string): void;
    getContextById(id: string): Context | undefined;
    addMessage(message: Message): void;
    clearContext(): void;
    getMessagesForModel(model: string, options?: {
        progressive?: boolean;
    }): Message[];
    truncateContext(maxTokens: number): Message[];
    getTokenLimit(model: string): number;
    estimateTokens(messages: Message[]): number;
    getContextStats(): ContextStats;
    switchContext(id: string): void;
    listContexts(): Array<{
        id: string;
        created: Date;
        messageCount: number;
    }>;
    deleteContext(id: string): boolean;
    private saveCurrentContext;
    private loadSavedContexts;
    private getSavedContexts;
    exportContext(format?: 'markdown' | 'json'): string;
    private recalculateTokens;
    private cleanOrphanedToolResults;
    getContextSummary(): string;
    private checkAndAutoCompact;
    private autoCompact;
    private createAISummary;
    private createSimpleSummary;
    compactManuallyAI(): Promise<{
        success: boolean;
        message?: string;
        messagesCompacted?: number;
        tokensSaved?: number;
    }>;
    compactManually(): {
        success: boolean;
        message?: string;
        messagesCompacted?: number;
        tokensSaved?: number;
    };
}
export declare const contextManager: ContextManager;
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