Function performGitHubWebOAuth

src/renderer/utils/auth/flows.ts:34–82

(
  authOptions: LoginOAuthWebOptions,
)

 * @returns Resolves with the authorization code and options on success.
 */
export function performGitHubWebOAuth(
  authOptions: LoginOAuthWebOptions,
): Promise<AuthResponse> {
  return new Promise((resolve, reject) => {
    const { url } = getWebFlowAuthorizationUrl({
      clientType: 'oauth-app',
      clientId: authOptions.clientId,
      scopes: getRecommendedScopeNames(),
      allowSignup: false,
      request: request.defaults({
        baseUrl: `https://${authOptions.hostname}`,
      }),
    });

    openExternalLink(url as Link);

    const handleCallback = (callbackUrl: string) => {
      const url = new URL(callbackUrl);

      const type = url.hostname;
      const code = url.searchParams.get('code');
      const error = url.searchParams.get('error');
      const errorDescription = url.searchParams.get('error_description');
      const errorUri = url.searchParams.get('error_uri');

      if (code && type === 'oauth') {
        resolve({
          authMethod: 'OAuth App',
          authCode: code as AuthCode,
          authOptions: authOptions,
        });
      } else if (error) {
        reject(
          new Error(
            `Oops! Something went wrong and we couldn't log you in using GitHub. Please try again. Reason: ${errorDescription} Docs: ${errorUri}`,
          ),
        );
      }
    };

    window.gitify.onAuthCallback((callbackUrl: string) => {
      rendererLogInfo(
        'renderer:auth-callback',
        `received authentication callback URL ${callbackUrl}`,
      );
      handleCallback(callbackUrl);
    });
  });
}

/**
 * Start a GitHub Device Flow authorization session.