import Log4js from 'log4js';
import * as Shardus from '../shardus/shardus-types';
import Profiler from '../utils/profiler';
import Logger from '../logger';
import { GenericObject, ModelAttributes, ModelData, OperationOptions, ParamEntry } from '.';
import { Database } from 'better-sqlite3';
interface BetterSqlite3Storage {
    baseDir: string;
    storageConfig: Shardus.StrictStorageConfiguration;
    profiler: Profiler;
    mainLogger: Log4js.Logger;
    initialized: boolean;
    storageModels: {
        [tableName: string]: ModelData;
    };
    db: Database;
}
declare class BetterSqlite3Storage {
    constructor(models: [string, ModelAttributes][], storageConfig: Shardus.StrictStorageConfiguration, logger: Logger, baseDir: string, profiler: Profiler);
    sqlite3Define(modelName: string, modelAttributes: ModelAttributes): void;
    init(): Promise<void>;
    close(): Promise<void>;
    runCreate(createStatement: string): Promise<void>;
    _checkInit(): void;
    _create(table: ModelData, object: GenericObject, opts: OperationOptions): Promise<unknown>;
    _read<T>(table: ModelData, params: GenericObject, opts: OperationOptions): Promise<T[]>;
    _update(table: ModelData, values: GenericObject, where: GenericObject, opts: OperationOptions): Promise<unknown>;
    _delete(table: ModelData, where: GenericObject, opts: OperationOptions): Promise<unknown>;
    _rawQuery<T>(queryString: string, valueArray: unknown[]): Promise<T[]>;
    params2Array(paramsObj: GenericObject, table: ModelData): ParamEntry[];
    paramsToWhereStringAndValues(paramsArray: ParamEntry[]): {
        whereString: string;
        whereValueArray: unknown[];
    };
    paramsToAssignmentStringAndValues(paramsArray: ParamEntry[]): {
        resultString: string;
        valueArray: unknown[];
    };
    options2string(optionsObj: OperationOptions): string;
    run(sql: string, params?: any[]): Promise<{
        id: number | bigint;
    }>;
    get<T>(sql: string, params?: any[]): Promise<T>;
    all<T>(sql: string, params?: any[]): Promise<T[]>;
}
export default BetterSqlite3Storage;