import http from 'http';
import { URL } from 'url';
type MirroredThreadMessage = {
    id: string;
    role: 'user' | 'assistant' | 'system';
    content: string;
    timestamp: string;
    task_id: string;
    phase?: string;
    internal?: boolean;
    attachments?: MirroredThreadAttachment[];
};
type MirroredThreadAttachment = {
    name: string;
    filename: string;
    url: string;
    mimeType: string;
    mime_type: string;
};
type MirroredGoalContext = {
    text: string;
    timestamp: string;
    status?: 'active' | 'paused';
};
type MirroredPendingInput = {
    input_id: string;
    request_id: string;
    prompt: string;
    fields: Array<{
        id: string;
        prompt: string;
        options: Array<{
            value: string;
            label: string;
        }>;
        required: boolean;
        allowsCustom: boolean;
    }>;
    interaction: 'user_input';
};
export declare function readRecentJsonlLines(filePath: string, maxBytes?: number): string[];
export declare function readCodexThreadHistory(threadId: string, limit?: number): {
    goal_context?: MirroredGoalContext;
    thread: {
        pending_input?: MirroredPendingInput;
        status: string;
        task_id: string;
        agent_id: string;
        channel: string;
        source_ref: string;
        title: string;
        created_at: string;
        updated_at: string;
        task_workspace_folder: string;
    };
    messages: MirroredThreadMessage[];
    events: {
        id: string;
        timestamp: string;
        task_id: string;
        chunk: object;
    }[];
    interaction_events: any[];
    control_log: any[];
    items: any[];
    runtimeState: {
        runtime: {
            status: string;
            updated_at: string;
        };
    };
    active_turn_id: string;
    context: import("../../core/thread-context.js").ThreadContext;
    has_more: boolean;
};
export declare function hasPendingLegacyCodexInput(threadId: string, inputId: string): boolean;
export declare function handleSystemRoutes(req: http.IncomingMessage, res: http.ServerResponse, url: URL, pathname: string, method: string): Promise<boolean>;
export {};
//# sourceMappingURL=system.d.ts.map