/// <summary>
/// Processes the authentication callback from Salesforce.
/// </summary>
/// <param name="context">The HTTP context.</param>
/// <returns>The asynchronous task.</returns>
public override async Task ProcessRequestAsync(HttpContext context)
{
await SalesforceService.AcquireTokenByAuthorizationCodeAsync(
context.Request.QueryString["code"],
SalesforceOAuthRedirectHandler.GetAbsoluteRedirectUri());
string state = HttpUtility.UrlDecode(context.Request.QueryString["state"]);
string redirectUrl = state == null ? "~/" : state;
context.Response.Redirect(redirectUrl, false);
}
