brickcharts/dist/export/ExportManager.d.ts

A comprehensive library for managing Billboard and Last.FM charts with visualizations and data management

import { ChartData, TrendData, ChartAnalytics } from '../types';

export type ExportFormat = 'csv' | 'json' | 'xlsx' | 'png' | 'svg' | 'pdf';
export interface ExportOptions {
    format: ExportFormat;
    filename?: string;
    includeMetadata?: boolean;
    dateFormat?: string;
    compression?: boolean;
    imageOptions?: {
        width?: number;
        height?: number;
        quality?: number;
        backgroundColor?: string;
    };
}
export interface ExportResult {
    success: boolean;
    data?: any;
    blob?: Blob;
    url?: string;
    filename: string;
    size?: number;
    error?: string;
}
export declare class ExportManager {
    /**
     * Export chart data in specified format
     */
    exportChartData(data: ChartData | ChartData[], options: ExportOptions): Promise<ExportResult>;
    /**
     * Export trends data
     */
    exportTrends(trends: TrendData[], options: ExportOptions): Promise<ExportResult>;
    /**
     * Export analytics data
     */
    exportAnalytics(analytics: ChartAnalytics, options: ExportOptions): Promise<ExportResult>;
    /**
     * Generate automatic filename
     */
    private generateFilename;
    /**
     * Export to CSV format
     */
    private exportToCsv;
    /**
     * Export to JSON format
     */
    private exportToJson;
    /**
     * Export to Excel format (placeholder)
     */
    private exportToExcel;
    /**
     * Export to image format (PNG/SVG)
     */
    private exportToImage;
    /**
     * Export to PDF format (placeholder)
     */
    private exportToPdf;
    /**
     * Generate a simple SVG chart representation
     */
    private generateSvgChart;
    /**
     * Escape CSV values
     */
    private escapeCsvValue;
    /**
     * Download helper for browser environments
     */
    static downloadBlob(blob: Blob, filename: string): void;
    /**
     * Get supported formats
     */
    static getSupportedFormats(): ExportFormat[];
    /**
     * Validate export options
     */
    static validateOptions(options: ExportOptions): {
        valid: boolean;
        errors: string[];
    };
}
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