// Type definitions for react-relay 0.9.2
// Project: https://github.com/facebook/relay
// Definitions by: Johannes Schickling <https://github.com/graphcool>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped

declare module "react-relay" {
    import * as React from "react";

    /** Fragments are a hash of functions */
    interface Fragments {
        [query: string]: ((variables?: RelayVariables) => string)
    }

    interface CreateContainerOpts {
        initialVariables?: Object
        fragments: Fragments
        prepareVariables?(prevVariables: RelayVariables): RelayVariables
    }

    interface RelayVariables {
        [name: string]: any
    }

    /** add static getFragment method to the component constructor */
    interface RelayContainerClass<T> extends React.ComponentClass<T> {
        getFragment: ((q: string) => string)
    }

    interface RelayQueryRequestResolve {
        response: any
    }

    interface RelayMutationRequest {
        getQueryString(): string
        getVariables(): RelayVariables
        resolve(result: RelayQueryRequestResolve): any
        reject(errors: any): any
    }

    interface RelayQueryRequest {
        resolve(result: RelayQueryRequestResolve): any
        reject(errors: any): any

        getQueryString(): string
        getVariables(): RelayVariables
        getID(): string
        getDebugName(): string
    }

    interface RelayNetworkLayer {
        supports(...options: string[]): boolean
    }

    class DefaultNetworkLayer implements RelayNetworkLayer {
        constructor(host: string, options: any)
        supports(...options: string[]): boolean
    }

    function createContainer<T>(component: React.ComponentClass<T>, params?: CreateContainerOpts): RelayContainerClass<any>
    function injectNetworkLayer(networkLayer: RelayNetworkLayer): any
    function isContainer(component: React.ComponentClass<any>): boolean
    function QL(...args: any[]): string

    class Route {
        constructor(params?: RelayVariables)
    }

    /**
     * Relay Mutation class, where T are the props it takes and S is the returned payload from Relay.Store.update.
     * S is typically dynamic as it depends on the data the app is currently using, but it's possible to always
     * return some data in the payload using REQUIRED_CHILDREN which is where specifying S is the most useful.
     */
    class Mutation<T,S> {
        props: T

        constructor(props: T)
        static getFragment(q: string): string
    }

    interface Transaction {
        getError(): Error
        Status(): number
    }

    interface StoreUpdateCallbacks<T> {
        onFailure?(transaction: Transaction): any
        onSuccess?(response: T): any
    }

    interface Store {
        commitUpdate(mutation: Mutation<any,any>, callbacks?: StoreUpdateCallbacks<any>): any
    }

    var Store: Store

    class RootContainer extends React.Component<RootContainerProps,any> {}

    interface RootContainerProps extends React.Props<RootContainer>{
        Component: RelayContainerClass<any>
        route: Route
        renderLoading?(): JSX.Element
        renderFetched?(data: any): JSX.Element
        renderFailure?(error: Error, retry: Function): JSX.Element
    }

    interface RelayProp {
      variables: any
      setVariables(variables: Object): void
    }
}