/**
 * Mock data for a spreadsheet thread
 */
interface MockSpreadsheet {
    /**
     * Thread ID
     */
    threadId: string;
    /**
     * Thread title
     */
    title: string;
    /**
     * Sheets in the spreadsheet
     */
    sheets: {
        /**
         * Sheet name
         */
        name: string;
        /**
         * CSV content
         */
        csv: string;
    }[];
}
/**
 * Mock Quip client for testing without a real Quip API token
 */
export declare class MockQuipClient {
    private mockData;
    /**
     * Initialize the mock client with sample data
     */
    constructor();
    /**
     * Add a mock spreadsheet to the client
     *
     * @param spreadsheet Mock spreadsheet data
     */
    addMockSpreadsheet(spreadsheet: MockSpreadsheet): void;
    /**
     * Get a thread by ID
     *
     * @param threadId ID of the thread to retrieve
     * @returns Promise resolving to thread information
     * @throws Error if the thread is not found
     */
    getThread(threadId: string): Promise<Record<string, any>>;
    /**
     * Export a thread to XLSX format and save it locally
     *
     * @param threadId ID of the thread to export
     * @param outputPath Local file path where the XLSX file should be saved
     * @returns Promise resolving to path to the saved XLSX file
     * @throws Error if the thread is not found
     */
    exportThreadToXLSX(threadId: string, outputPath: string): Promise<string>;
    /**
     * Export a thread to CSV format using HTML parsing as fallback method
     *
     * @param threadId ID of the thread to export
     * @param sheetName Name of the sheet to extract (optional)
     * @returns Promise resolving to CSV data as string
     * @throws Error if the thread is not found or does not contain a spreadsheet
     */
    exportThreadToCSVFallback(threadId: string, sheetName?: string): Promise<string>;
    /**
     * Check if a thread is a spreadsheet
     *
     * @param threadId ID of the thread to check
     * @returns Promise resolving to true if the thread is a spreadsheet, false otherwise
     */
    isSpreadsheet(threadId: string): Promise<boolean>;
    /**
     * Generate mock HTML for a spreadsheet
     *
     * @param spreadsheet Mock spreadsheet data
     * @returns HTML string
     */
    private generateMockHtml;
    /**
     * Generate a large CSV sheet for testing
     *
     * @param rows Number of rows
     * @param cols Number of columns
     * @returns CSV string
     */
    private generateLargeSheet;
}
export {};