import { type BsMonthGrid } from "../index";
import { type BsDateSelection, type BsDateString, type BsLocale } from "./props";
export type { BsMonthGrid };
export interface BsPickerControllerOptions {
    value?: BsDateString | null;
    initialMonth?: readonly [number, number];
    min?: BsDateString;
    max?: BsDateString;
    disabledDates?: BsDateString[];
    disabledWeekdays?: number[];
    locale?: BsLocale;
    onChange?: (selection: BsDateSelection | null) => void;
}
export interface BsPickerViewState {
    viewYear: number | null;
    viewMonth: number | null;
    grid: BsMonthGrid | null;
    loading: boolean;
    years: number[];
    /** Selectable BS months, 1–12 in calendar order (1 = Baisakh). */
    months: number[];
    /** Localised month names, index-aligned with 1–12. */
    monthNames: readonly string[];
    /** Months of `viewYear` that have no published data yet — render as disabled. */
    disabledMonths: number[];
    monthLabel: string;
    weekdayLabels: readonly string[];
    todayKey: string | null;
}
export declare function isBsKeyDisabled(key: BsDateString | null, opts: Pick<BsPickerControllerOptions, "min" | "max" | "disabledDates" | "disabledWeekdays">, weekdayOf?: (key: BsDateString) => number | undefined): boolean;
export declare function createBsPickerController(initial: BsPickerControllerOptions, onState: (state: BsPickerViewState) => void): {
    setOptions: (opts: BsPickerControllerOptions) => void;
    open: () => void;
    stepMonth: (delta: number) => void;
    setYear: (year: number) => void;
    setMonth: (month: number) => void;
    pickDay: (day: number) => Promise<void>;
    dispose: () => void;
};