internal async Task RefreshAsync()
{
var accessToken = _accessTokenStorage.Load();
var refreshToken = accessToken?.RefreshToken;
if (refreshToken == null)
{
return;
}
var requestTime = DateTime.Now;
var refreshResult = await _authorizationProvider.RefreshAsync(refreshToken);
accessToken = new AccessToken
{
Value = refreshResult.AccessToken,
ExpiresAt = requestTime.AddSeconds(refreshResult.ExpiresIn).AddMinutes(-5),// 5 分钟用作缓冲
TokenType = refreshResult.TokenType,
Scope = refreshResult.Scope,
RefreshToken = refreshResult.RefreshToken,
UserId = accessToken.UserId
};
_accessTokenStorage.Save(accessToken);
}
internal async Task <AccessToken> SignInAndGetAccessTokenAsync()
{
var accessToken = GetAccessToken();
if (accessToken != null)
{
return(accessToken);
}
var requestTime = DateTime.Now;
var authorizationUri = new Uri($"https://api.weibo.com/oauth2/authorize?client_id={_weiboOptions.AppKey}&redirect_uri={_weiboOptions.RedirectUri}");
var authorizationResult = await _authorizationProvider.AuthorizeAsync(authorizationUri, new Uri(_weiboOptions.RedirectUri));
accessToken = new AccessToken()
{
ExpiresAt = requestTime.AddSeconds(authorizationResult.ExpiresIn).AddMinutes(-5),// 5 分钟用作缓冲
UserId = authorizationResult.UserId,
Value = authorizationResult.AccessToken
};
_accessTokenStorage.Save(accessToken);
return(accessToken);
}
