import { GraphQLScalarType } from 'graphql';
import { IResolverObject, IResolverOptions, IEnumResolver } from 'graphql-tools';
import { Injector } from '@graphql-modules/di';
import { ModuleSessionInfo } from './module-session-info';
import { GraphQLModule } from './graphql-module';
export declare type Resolvers<TSource = any, TContext = any> = Partial<{
    [key: string]: (() => any) | Partial<IResolverObject<TSource, TContext>> | IResolverOptions<TSource, TContext> | GraphQLScalarType | IEnumResolver;
}>;
export interface OnInit<Config = any, Session extends object = any, Context = any> {
    onInit(module: GraphQLModule<Config, Session, Context>): void;
}
export interface OnRequest<Config = any, Session extends object = any, Context = any> {
    onRequest(moduleSessionInfo: ModuleSessionInfo<Config, Session, Context>): Promise<void> | void;
}
export interface OnResponse<Config = any, Session extends object = any, Context = any> {
    onResponse(moduleSessionInfo: ModuleSessionInfo<Config, Session, Context>): Promise<void> | void;
}
export declare type OnConnectFn<ConnectionParams = object, WebSocket = any, ConnectionContext = any, Result = any> = (connectionParams: ConnectionParams, websocket: WebSocket, connectionContext: ConnectionContext) => Result | Promise<Result>;
export interface OnConnect<ConnectionParams = object, WebSocket = any, ConnectionContext = any, Result = any> {
    onConnect: OnConnectFn<ConnectionParams, WebSocket, ConnectionContext, Result>;
}
export declare type OnOperationFn<SubscriptionMessage = any, SubscriptionOptions = any, WebSocket = any, Result = any> = (message: SubscriptionMessage, params: SubscriptionOptions, WebSocket: WebSocket) => Result;
export interface OnOperation<SubscriptionMessage = any, SubscriptionOptions = any, WebSocket = any, Result = any> {
    onOperation: OnOperationFn<SubscriptionMessage, SubscriptionOptions, WebSocket, Result>;
}
export declare type OnOperationCompleteFn<WebSocket = any, OpId = string, OnOperationCompleteResult = any> = (websocket: WebSocket, opId: OpId) => OnOperationCompleteResult;
export interface OnOperationComplete<WebSocket = any, OpId = string, OnOperationCompleteResult = any> {
    onOperationComplete: OnOperationCompleteFn<WebSocket, OpId, OnOperationCompleteResult>;
}
export declare type OnDisconnectFn<WebSocket = any, ConnectionContext = any, Result = any> = (websocket: WebSocket, connectionContext: ConnectionContext) => Result;
export interface OnDisconnect<WebSocket = any, ConnectionContext = any, Result = any> {
    onDisconnect: OnDisconnectFn<WebSocket, ConnectionContext, Result>;
}
export declare type OnErrorFn = (e: Error) => any;
export interface OnError {
    onError: OnErrorFn;
}
export interface SubscriptionHooks<ConnectionParams = object, WebSocket = any, ConnectionContext = any, SubscriptionMessage = any, SubscriptionOptions = any, OpId = string, OnConnectResult = any, OnOperationResult = any, OnOperationCompleteResult = any, OnDisconnectResult = any> {
    onConnect: OnConnectFn<ConnectionParams, WebSocket, ConnectionContext, OnConnectResult>;
    onOperation: OnOperationFn<SubscriptionMessage, SubscriptionOptions, WebSocket, OnOperationResult>;
    onOperationComplete: OnOperationCompleteFn<WebSocket, OpId, OnOperationCompleteResult>;
    onDisconnect: OnDisconnectFn<WebSocket, ConnectionContext, OnDisconnectResult>;
}
export declare type ModuleContext<Context = {
    [key: string]: any;
}> = Context & {
    injector: Injector;
};