export type Attrs = Readonly<Record<string, string>>;
export type Card = {
    readonly id: string;
    readonly text: string;
    readonly done: boolean;
    readonly tags: readonly string[];
    readonly links: readonly string[];
    readonly attrs: Attrs;
};
export type Column = {
    readonly name: string;
    readonly _headingIndex: number;
};
export type BoardFrontmatter = Readonly<Record<string, unknown>>;
export type KanbanSettings = Readonly<Record<string, unknown>>;
export declare class MarkdownBoard {
    private state;
    private constructor();
    static load(markdown: string): Promise<MarkdownBoard>;
    getFrontmatter(): BoardFrontmatter;
    setFrontmatter(patch: BoardFrontmatter): void;
    getKanbanSettings(): KanbanSettings | null;
    setKanbanSettings(settings: KanbanSettings): void;
    listColumns(): Column[];
    addColumn(name: string, position?: number): void;
    removeColumn(name: string): void;
    listCards(columnName: string): readonly Card[];
    addCard(columnName: string, card: Partial<Card> & {
        readonly text: string;
    }): string;
    removeCard(columnName: string, cardId: string): void;
    moveCard(cardId: string, fromColumn: string, toColumn: string, toIndex?: number): void;
    updateCard(cardId: string, patch: Partial<Omit<Card, 'id'>>): void;
    findCards(query: {
        readonly textIncludes?: string;
        readonly tag?: string;
        readonly done?: boolean;
    }): readonly {
        readonly column: string;
        readonly card: Card;
    }[];
    toMarkdown(): Promise<string>;
}
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