import type { ArkmeSourceItem } from '../types.js';
import { type ArkmeComposerDraftSnapshot, type ArkmeComposerDraftStore } from './composer-draft-store.js';
/** Undefined means no visible draft. An empty preview still represents an editable structure. */
export declare function conversationDraftPreview(draft: ArkmeComposerDraftSnapshot): string | undefined;
export declare function selfConversationDraftPreview(store: ArkmeComposerDraftStore, userId: number | undefined, sources: readonly ArkmeSourceItem[]): {
    source: ArkmeSourceItem;
    preview: string;
    activityAtMillis: number;
} | undefined;
/** Directory-only activity: never write draft time into the server message/visibility projection. */
export declare function withConversationDraftActivity<T extends {
    activeAtMillis: number;
    pinned: boolean;
    source?: ArkmeSourceItem;
}>(rows: readonly T[], store: ArkmeComposerDraftStore, userId: number | undefined): T[];
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