import type { CellMatrix } from '@fortune-sheet/core';
import type { WorkBook } from 'xlsx';
import type { SpreadsheetImportWorkbookMetadata } from './work-spreadsheet-import-worker-protocol';
import type { PlainXlsxCellChunk } from './work-xlsx-plain-fast-path';
import type { XlsxWorksheetXmlScan } from './work-xlsx-worksheet-scan';
export interface SpreadsheetPackageScanWorkerRequest {
    bytes: ArrayBuffer;
    kind: 'scan';
}
export interface SpreadsheetPackageScanResult {
    plainWorksheets: Record<string, SpreadsheetPlainWorksheet> | null;
    workbook: WorkBook | null;
    worksheets: Record<string, XlsxWorksheetXmlScan>;
}
export interface SpreadsheetPlainWorksheet {
    columnCount: number;
    data: CellMatrix;
    populatedCellCount: number;
    rowCount: number;
}
export type SpreadsheetPackageScanWorkerResponse = {
    kind: 'workbook';
    workbook: SpreadsheetImportWorkbookMetadata;
} | {
    columnCount: number;
    kind: 'plain-worksheet-start';
    name: string;
    rowCount: number;
} | {
    columnCount: number;
    dense: true;
    kind: 'worksheet';
    name: string;
    populatedCellCount: number;
    properties: Record<string, unknown>;
    rowCount: number;
} | {
    chunk: PlainXlsxCellChunk;
    kind: 'plain-cells';
    name: string;
} | {
    kind: 'fast-path-rejected';
} | {
    fastPath: boolean;
    kind: 'success';
    worksheets: SpreadsheetPackageScanResult['worksheets'];
} | {
    kind: 'failure';
};