import Database from 'better-sqlite3';
import { Nation, NationResources } from '../../schema/nation.js';
export declare class NationRepository {
    private db;
    constructor(db: Database.Database);
    create(nation: Nation): void;
    findById(id: string): Nation | null;
    findByWorldId(worldId: string): Nation[];
    updateResources(nationId: string, resources: NationResources): void;
    updateTraits(nationId: string, traits: {
        aggression?: number;
        trust?: number;
        paranoia?: number;
    }): void;
    private mapRowToNation;
}
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