/// <summary>
/// Build Authorization URI.
/// </summary>
/// <param name="redirectUri">Client redirect URI (URL encoded)</param>
/// <param name="tag">Identifying tag. This tag will be transmitted both sent link and callback link.</param>
/// <param name="scope">Access scope option.</param>
/// <returns>Generated user authorization link.</returns>
public Uri BuildLink(Uri redirectUri, string tag, AuthorizationScope scope)
{
var sb = new StringBuilder($"{RequestLink}?");
string responseType = "code";
sb.Append($"response_type={responseType}");
sb.Append($"&client_id={_clientId}");
sb.Append($"&redirect_uri={redirectUri.AbsoluteUri}");
sb.Append($"&state={tag}");
sb.Append($"&scope={string.Join(" ", scope.GetRequestArray())}");
return(new Uri(sb.ToString()));
}
/// <summary>
/// Build Authorization URI.
/// </summary>
/// <param name="state">Identifying tag. This tag will be transmitted both sent link and callback link.</param>
/// <param name="scope">Access scope option.</param>
/// <returns>Generated user authorization link.</returns>
public Uri BuildAuthorizationLink(string state, AuthorizationScope scope)
{
var sb = new StringBuilder($"{AuthorizationLink}?");
string responseType = "code";
sb.Append($"client_id={_clientId}");
sb.Append($"&redirect_uri={HttpUtility.UrlEncode(_registeredRedirectUri.OriginalString)}");
sb.Append($"&response_type={responseType}");
sb.Append($"&scope={HttpUtility.UrlEncode(string.Join(" ", scope.GetRequestArray()))}");
sb.Append($"&state={HttpUtility.UrlEncode(state)}");
return(new Uri(sb.ToString()));
}