import type { SessionListPageOptions } from "@opengeni/sdk";
import { type SessionBrowseDateField, type SessionBrowseDateRange, type SessionRecencyGroup } from "./sessions-group.js";
import type { RailSession as Session } from "./session-list-entry.js";
type CreatorIdentity = Pick<Session["createdBy"], "kind" | "subjectId">;
export type SessionPaginationGroup = {
    key: string;
    label: string;
    kind: "channel";
    channelId: string | null;
} | {
    key: string;
    label: string;
    kind: "activity";
    group: "active" | SessionRecencyGroup;
} | {
    key: string;
    label: string;
    kind: "created";
    group: SessionRecencyGroup;
} | {
    key: string;
    label: string;
    kind: "creator";
    creator: CreatorIdentity;
} | {
    key: string;
    label: string;
    kind: "creatorDiscovery";
    knownCreators: readonly CreatorIdentity[];
} | {
    key: string;
    label: string;
    kind: "results";
} | {
    key: string;
    label: string;
    kind: "archived";
};
/** Each project (including Default) owns a cursor independent of workspace recency. */
export declare function sessionPaginationProjectGroup(channelId: string | null, label: string): Extract<SessionPaginationGroup, {
    kind: "channel";
}>;
export type SessionPaginationBrowseFilter = {
    creator: CreatorIdentity | null;
    dateField: SessionBrowseDateField;
    dateRange: SessionBrowseDateRange;
};
type SessionPaginationGroupQuery = Pick<SessionListPageOptions, "channelId" | "createdBy" | "updatedFrom" | "updatedBefore" | "createdFrom" | "createdBefore" | "archivedOnly">;
/** Exact server filters for one independently paged visible rail group. */
export declare function sessionPaginationGroupQuery(group: SessionPaginationGroup, browse: SessionPaginationBrowseFilter, now?: Date): SessionPaginationGroupQuery | null;
/** Client-side exact group check for filters the list API cannot derive cheaply. */
export declare function sessionMatchesPaginationGroup(session: Session, group: SessionPaginationGroup, now?: Date): boolean;
/** The group-bound cursor generation rotates when the browser's local day changes. */
export declare function sessionPaginationLocalDateKey(now?: Date): string;
export {};