import { type DrizzleExecutor } from "../drizzle.js";
import { type MutationHint } from "../chat/types.js";
import { notificationPreferenceGet } from "./notificationPreferenceGet.js";
/**
 * Upserts the active user's global notification channels and delivery choices in userNotificationPreferences.
 * Synchronizing the complete preference projection as one personal change keeps email, desktop, and push decisions consistent across clients.
 */
export declare function notificationPreferenceUpdate(executor: DrizzleExecutor, input: {
    actorUserId: string;
    directMessages?: "all" | "none";
    mentions?: "all" | "none";
    reactions?: "all" | "none";
    calls?: "all" | "none";
    emailNotifications?: boolean;
    desktopNotifications?: boolean;
    dndStartMinutes?: number | null;
    dndEndMinutes?: number | null;
    timezone?: string | null;
}): Promise<{
    preferences: Awaited<ReturnType<typeof notificationPreferenceGet>>;
    hint: MutationHint;
}>;
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