import type { EntitySchema, OrmRequest, OrmResponse } from '@mostajs/orm';
import type { ITransport, TransportConfig, TransportInfo, TransportMiddleware, TransportContext } from '../core/types.js';
type OrmHandler = (req: OrmRequest, ctx: TransportContext) => Promise<OrmResponse>;
export declare class GrpcTransport implements ITransport {
    readonly name = "grpc";
    private config;
    private schemas;
    private middlewares;
    private ormHandler;
    private server;
    private stats;
    setHandler(handler: OrmHandler): void;
    use(mw: TransportMiddleware): void;
    registerEntity(schema: EntitySchema): void;
    /**
     * Generate a complete .proto file from all registered EntitySchemas.
     * One service per entity with CRUD rpcs.
     */
    generateProto(): string;
    /**
     * Generate service implementations that delegate to the ORM handler.
     */
    generateServiceImplementations(): Record<string, Record<string, (call: any, callback: any) => void>>;
    private handleRpc;
    private serializeEntity;
    start(config: TransportConfig): Promise<void>;
    stop(): Promise<void>;
    getInfo(): TransportInfo;
    getProto(): string;
    getServices(): Record<string, Record<string, Function>>;
}
/** Factory */
export declare function createTransport(): ITransport;
export {};