import type { DatabaseConfig, MigrationStorage } from "./DatabaseConfig.js";
import { type ValidScriptFormat, type ValidScriptName } from "./script-name-parsing/index.js";
import { type SortedScripts } from "./script-utils.js";
import { type AbsolutePath, type FileBaseName } from "./utils.js";
type ResolveScriptFn<Context> = OmitThisParameter<Exclude<DatabaseConfig<string, string, Context>["resolveScript"], undefined>>;
/**
 * Prepares script application with snapshot support.
 *
 * - If no snapshot exists, or if _none_ of the snapshot's archived scripts have
 *   been executed, do nothing; we let umzug run the migrations as normal.
 *
 * - If some archived scripts have been executed, run the missing ones from the
 *   archive and mark snapshot as executed. This essentially catches the db up
 *   to the snapshot.
 *
 * Then, return to umzug which migrations it will see, accounting for the
 * env-fallback logic of snapshots.
 */
export declare function prepareScriptApplication<Context>(opts: {
    env: string;
    /** All script file paths on disk (absolute paths), already sorted */
    sortedScripts: SortedScripts;
    snapshotArchivesDirectory: AbsolutePath;
    supportedScriptFormats: readonly ValidScriptFormat[];
    storage: MigrationStorage<Context>;
    context: Context;
    resolveScript: ResolveScriptFn<Context>;
    logger?: {
        log: (msg: string) => void;
    };
    /** If specified, only apply snapshots and migrations up to this script name */
    upTo?: FileBaseName;
}): Promise<{
    migrationsForUmzug: ValidScriptName[];
}>;
export {};
//# sourceMappingURL=script-operations.d.ts.map