import { Knex } from 'knex';
import { User, AuthProvider, UserService } from '../../types.js';
import { OAuthUser } from './index.js';
export declare abstract class BaseOAuthProvider implements AuthProvider {
    abstract clientID: string;
    abstract clientSecret: string;
    abstract callbackURL: string;
    abstract scopes: string[];
    config: {
        clientID?: string;
        clientSecret?: string;
        callbackURL: string;
        scopes?: string[];
        userService: UserService;
        knex: Knex;
        name: string;
        redirect_url: string;
    };
    constructor(config: {
        clientID?: string;
        clientSecret?: string;
        callbackURL: string;
        scopes?: string[];
        userService: UserService;
        knex: Knex;
        name: string;
        redirect_url: string;
    });
    getConfig(): Promise<{
        clientID: any;
        clientSecret: any;
        callbackURL: string;
        scopes: any;
        redirect_url: string;
    }>;
    abstract getAuthorizationUrl(): Promise<URL>;
    abstract exchangeCode(code: string, state: string): Promise<{
        accessToken: string;
    }>;
    abstract getUserProfile(accessToken: string): Promise<OAuthUser>;
    authenticate({ code, state, }: {
        code: string;
        state: string;
    }): Promise<User>;
}
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