import express = require("express");
import * as passport from "passport";

declare namespace PassportFacebookToken {
    interface StrategyStatic {
        new(options: StrategyOptionsWithRequest, verify: VerifyFunctionWithRequest): StrategyInstance;
        new(options: StrategyOptions, verify: VerifyFunction): StrategyInstance;
    }

    interface StrategyInstance {
        name: string;
        authenticate: (req: express.Request, options?: any) => void;
    }

    interface ValueObject {
        value: string;
    }

    interface Profile extends passport.Profile {
        provider: string;
        id: string;
        displayName: string;
        name: {
            familyName: string;
            givenName: string;
            middleName: string;
        };
        gender: string;
        emails: ValueObject[];
        photos: ValueObject[];
        _raw: string;
        _json: any;
    }

    interface StrategyOptions {
        clientID: string;
        clientSecret: string;
        authorizationURL?: string | undefined;
        tokenURL?: string | undefined;
        scopeSeparator?: string | undefined;
        enableProof?: boolean | undefined;
        profileFields?: string[] | undefined;
        fbGraphVersion?: string | undefined;
    }

    interface StrategyOptionsWithRequest extends StrategyOptions {
        passReqToCallback: true;
    }

    type VerifyFunction = (
        accessToken: string,
        refreshToken: string,
        profile: Profile,
        done: (error: any, user?: any, info?: any) => void,
    ) => void;

    type VerifyFunctionWithRequest = (
        req: express.Request,
        accessToken: string,
        refreshToken: string,
        profile: Profile,
        done: (error: any, user?: any, info?: any) => void,
    ) => void;
}

declare const PassportFacebookToken: PassportFacebookToken.StrategyStatic;
export = PassportFacebookToken;