import { DBApiConfigV3, ModuleBE_BaseDB } from '../../../backend/modules/db-api-gen/ModuleBE_BaseDB.js';
import { DB_AppConfig, DBProto_AppConfig } from './shared.js';
import { Logger, PreDB, TypedKeyValue } from '@nu-art/ts-common';
type InferType<T> = T extends AppConfigKey_BE<infer ValueType> ? ValueType : never;
type Config = DBApiConfigV3<DBProto_AppConfig> & {};
export declare class ModuleBE_AppConfigDB_Class extends ModuleBE_BaseDB<DBProto_AppConfig, Config> {
    private keyMap;
    constructor();
    protected preWriteProcessing(dbInstance: PreDB<DB_AppConfig>, originalDbInstance: DBProto_AppConfig['dbType'], transaction?: FirebaseFirestore.Transaction): Promise<void>;
    createDefaults: (logger?: Logger) => Promise<void>;
    getResolverDataByKey: (key: string) => Promise<any>;
    registerKey<K extends AppConfigKey_BE<any>>(appConfigKey: K): void;
    getAppKey: <K extends AppConfigKey_BE<any>>(appConfigKey: K, logger?: Logger) => Promise<InferType<K>>;
    setAppKey: <K extends AppConfigKey_BE<any>>(appConfigKey: K, data: InferType<K>) => Promise<DB_AppConfig<any>>;
    _deleteAppKey: <K extends AppConfigKey_BE<any>>(appConfigKey: K) => Promise<void>;
}
export declare const ModuleBE_AppConfigDB: ModuleBE_AppConfigDB_Class;
export declare class AppConfigKey_BE<Binder extends TypedKeyValue<string | number | object, any>> {
    readonly key: Binder['key'];
    readonly resolver: (logger: Logger) => Promise<Binder['value']>;
    readonly dataManipulator: (data: Binder['value']) => Promise<Binder['value']>;
    constructor(key: Binder['key'], resolver: (logger: Logger) => Promise<Binder['value']>, dataManipulator?: (data: Binder['value']) => Promise<Binder['value']>);
    get(): Promise<Binder['value']>;
    set(value: Binder['value']): Promise<void>;
    delete(): Promise<void>;
}
export {};