import type { Op, Sheet } from '@fortune-sheet/core';
import type { OfficeKernelSpreadsheetCoordinate, OfficeKernelSpreadsheetInputCell, OfficeKernelSpreadsheetInputSheet, OfficeKernelSpreadsheetSessionCellChange } from '../../../kernel/office-kernel-protocol';
import type { WorkSpreadsheetContent, WorkSpreadsheetFormulaRangeType, WorkSpreadsheetSheet, WorkSpreadsheetTable } from '../work-types';
export declare const SPREADSHEET_KERNEL_MAX_PATCH_CELLS = 10000;
type SpreadsheetKernelSheet = Sheet & {
    tables?: WorkSpreadsheetTable[];
};
export interface SpreadsheetKernelWorkbook {
    fallbackCells: SpreadsheetKernelFallbackCell[];
    sheets: OfficeKernelSpreadsheetInputSheet[];
    sourceKey: string;
    sourceState: SpreadsheetKernelSourceState;
}
export interface SpreadsheetKernelFallbackCell extends OfficeKernelSpreadsheetCoordinate {
    type: WorkSpreadsheetFormulaRangeType;
}
export interface SpreadsheetKernelOperationProjection {
    changes: OfficeKernelSpreadsheetSessionCellChange[];
    sourceChanged: boolean;
    workbook: SpreadsheetKernelWorkbook;
}
export interface SpreadsheetKernelWorkbookPreparation {
    hasFormulaCells: boolean;
    workbook: SpreadsheetKernelWorkbook | null;
}
interface SpreadsheetKernelSourceState {
    cellCount: number;
    fingerprintA: bigint;
    fingerprintB: bigint;
    sourceCells: Map<string, OfficeKernelSpreadsheetInputCell>;
    structureKey: string;
}
export declare function createSpreadsheetKernelWorkbook(content: Pick<WorkSpreadsheetContent, 'sheets'>): SpreadsheetKernelWorkbook | null;
/**
 * Prepares automatic calculation without compiling a value-only workbook that
 * cannot produce any formula result. A later formula edit will prepare a fresh
 * snapshot from the updated controlled content.
 */
export declare function prepareSpreadsheetKernelWorkbook(content: Pick<WorkSpreadsheetContent, 'sheets'>): SpreadsheetKernelWorkbookPreparation;
export declare function refreshSpreadsheetKernelWorkbook(sheets: readonly SpreadsheetKernelSheet[], fallbackCells: readonly SpreadsheetKernelFallbackCell[]): SpreadsheetKernelWorkbook | null;
export declare function projectSpreadsheetKernelWorkbookOperations(previous: SpreadsheetKernelWorkbook, sheets: readonly WorkSpreadsheetSheet[], operations: readonly Op[]): SpreadsheetKernelOperationProjection | null;
export declare function spreadsheetOperationsMayChangeCalculation(operations: readonly Op[], workbook?: SpreadsheetKernelWorkbook | null): boolean;
export declare function spreadsheetKernelCellKey(cell: Pick<OfficeKernelSpreadsheetInputCell, 'row' | 'column'>): string;
export declare function sameSpreadsheetKernelInputCell(previous: OfficeKernelSpreadsheetInputCell, current: OfficeKernelSpreadsheetInputCell): boolean;
export {};