import { MahjongTile } from "./mahjong-tile.js";
import { Direction } from "./direction.js";
import { GroupType } from "./group-type.js";
/**
 * Options for creating a StandardGroup. Some properties are optional
 * because we have defaults (e.g., open=false, isFinalWait=false).
 */
export interface StandardGroupOptions {
    tiles: MahjongTile[];
    type: GroupType;
    open?: boolean;
    from?: Direction;
    /** Index into `tiles` of the called tile; only present on a called meld. */
    calledIndex?: number;
    isFinalWait?: boolean;
}
/**
 * The fully-initialized StandardGroup after defaults are applied.
 */
export interface StandardGroup {
    tiles: MahjongTile[];
    type: GroupType;
    open: boolean;
    from?: Direction;
    calledIndex?: number;
    isFinalWait: boolean;
}
/**
 * Factory function: merges defaults and returns a StandardGroup.
 */
export declare function createStandardGroup({ tiles, type, open, from, calledIndex, isFinalWait, }: StandardGroupOptions): StandardGroup;
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