/** Durable per-spreadsheet authority records used to fence remote mutations. */
import type { SqlExecutor, SqlStorageAdapter } from "../../../contracts/storage/sql.js";
import { type FencingContext } from "@hikoutei/ikisaki";
export interface SpreadsheetAuthority {
    readonly spreadsheetId: string;
    readonly ownerId: string;
    readonly authorityEpoch: number;
    readonly authorityToken: string;
    readonly updatedAt: number;
}
export type EnsureSpreadsheetAuthorityResult = {
    readonly kind: "claimed";
    readonly authority: SpreadsheetAuthority;
} | {
    readonly kind: "fenced_out";
};
/** Ensures the current writer fence owns one registered spreadsheet authority. */
export declare function ensureSpreadsheetAuthorityWithSql(sql: SqlExecutor, options: FencingContext & {
    readonly physicalSheetId: string;
    readonly ownerId: string;
}): Promise<EnsureSpreadsheetAuthorityResult>;
/** Ensures a spreadsheet authority through an adapter-owned transaction. */
export declare function ensureSpreadsheetAuthorityWithAdapter(storage: SqlStorageAdapter, options: FencingContext & {
    readonly physicalSheetId: string;
    readonly ownerId: string;
}): Promise<EnsureSpreadsheetAuthorityResult>;
/** Reads the durable authority attached to one registered physical sheet. */
export declare function readSpreadsheetAuthorityWithSql(sql: SqlExecutor, physicalSheetId: string): Promise<SpreadsheetAuthority | undefined>;
/** Reads one durable spreadsheet authority through a fresh adapter context. */
export declare function readSpreadsheetAuthorityWithAdapter(storage: SqlStorageAdapter, physicalSheetId: string): Promise<SpreadsheetAuthority | undefined>;
//# sourceMappingURL=spreadsheetAuthority.d.ts.map