@typecad/jlcpcb-parts/dist/src/data/CsvDownloader.d.ts

Intelligent fuzzy search for JLCPCB electrical components with CLI interface

/**
 * Handles downloading CSV files from remote URLs with retry logic.
 * Supports both shared cache directory and custom path modes.
 */
export declare class CsvDownloader {
    private readonly maxRetries;
    private readonly initialBackoffMs;
    private readonly useSharedCache;
    private readonly customCacheDir;
    /**
     * Creates a new CSV downloader
     * @param maxRetries Maximum number of retry attempts (default: 3)
     * @param initialBackoffMs Initial backoff time in milliseconds (default: 1000)
     * @param useSharedCache Whether to use shared cache directory (default: true)
     * @param customCacheDir Custom cache directory (used when useSharedCache is false)
     */
    constructor(maxRetries?: number, initialBackoffMs?: number, useSharedCache?: boolean, customCacheDir?: string);
    /**
     * Downloads a CSV file from a URL with retry logic
     * @param url URL to download the CSV from
     * @param fileName Name of the file to save (will be resolved to appropriate cache directory)
     * @returns Promise that resolves when download is complete
     * @throws NetworkError if download fails after all retries
     */
    downloadCsv(url: string, fileName: string): Promise<void>;
    /**
     * Performs the actual download operation
     * @param url URL to download from
     * @param outputPath Path to save the file
     * @private
     */
    private performDownload;
    /**
     * Validates that the downloaded CSV file is complete and valid
     * @param filePath Path to the CSV file
     * @private
     */
    private validateCsvFile;
    /**
     * Simple delay function for implementing backoff
     * @param ms Milliseconds to delay
     * @private
     */
    private delay;
}
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