import Database from 'better-sqlite3';
import { Tile } from '../../schema/tile.js';
export declare class TileRepository {
    private db;
    constructor(db: Database.Database);
    create(tile: Tile): void;
    /**
     * Create multiple tiles in a single transaction.
     * Uses prepared statement batching for optimal performance during worldgen.
     *
     * @param tiles - Array of tiles to create
     * @returns Number of tiles created
     *
     * @example
     * // Create 10,000 tiles from worldgen data
     * const tiles = [];
     * for (let y = 0; y < 100; y++) {
     *   for (let x = 0; x < 100; x++) {
     *     tiles.push({
     *       id: `tile-${x}-${y}`,
     *       worldId: 'world-1',
     *       x, y,
     *       biome: biomes[y][x],
     *       elevation: elevation[y * 100 + x],
     *       moisture: moisture[y * 100 + x] / 100,
     *       temperature: temperature[y * 100 + x]
     *     });
     *   }
     * }
     * tileRepo.createBatch(tiles); // ~50x faster than individual inserts
     */
    createBatch(tiles: Tile[]): number;
    /**
     * Create tiles from worldgen data arrays efficiently.
     * Directly maps array indices to tile coordinates.
     *
     * @param worldId - World ID
     * @param width - World width
     * @param height - World height
     * @param biomes - 2D biome array [y][x]
     * @param elevation - Flat elevation array (y * width + x)
     * @param moisture - Flat moisture array (y * width + x), values 0-100
     * @param temperature - Flat temperature array (y * width + x)
     * @param idPrefix - Optional ID prefix (default: 'tile')
     * @returns Number of tiles created
     */
    createFromWorldgen(worldId: string, width: number, height: number, biomes: string[][], elevation: Uint8Array | number[], moisture: Uint8Array | number[], temperature: Int8Array | number[], idPrefix?: string): number;
    /**
     * Delete all tiles for a world (useful before regenerating)
     */
    deleteByWorldId(worldId: string): number;
    findByCoordinates(worldId: string, x: number, y: number): Tile | null;
    findByWorldId(worldId: string): Tile[];
}
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