@openid/appauth async/await demo

async await consumer example

public async signIn(username?: string) {
    if (username) extras['login_hint'] = username;
    if (this._config.clientSecret) extras['client_secret'] = this._config.clientSecret;

    if (this._verifier) {
        extras['code_challenge'] = this._verifier.challenge;
        extras['code_challenge_method'] = this._verifier.method;
        extras['code_verifier'] = this._verifier.verifier;
    }

    // create a request
    let authRequest = new AuthorizationRequest(this._config.clientId, this._config.redirectUri, this._config.scope, AuthorizationRequest.RESPONSE_TYPE_CODE, undefined, extras);

    let authResponse = await this._authorizationHandler.performAuthorizationRequest(this._authServiceConfig, authRequest);

    let tokenResponse = await this.performTokenRequest(authResponse.response.code);

    this._accessTokenResponse = tokenResponse;

    this._refreshToken = tokenResponse.refreshToken;
}

private async performTokenRequest(code: string) {
    let extras: StringMap = {};

    if (this._config.clientSecret) extras['client_secret'] = this._config.clientSecret;

    if (this._verifier) {
        extras['code_challenge'] = this._verifier.challenge;
        extras['code_challenge_method'] = this._verifier.method;
        extras['code_verifier'] = this._verifier.verifier;
    }

    let request = new TokenRequest(this._config.clientId, this._config.redirectUri, GRANT_TYPE_AUTHORIZATION_CODE, code, undefined, extras);

    return await this._tokenHandler.performTokenRequest(this._authServiceConfig, request);                
}