public async Task <CloudStorageResult> InitAsync()
{
CloudStorageResult result = new CloudStorageResult();
bool IsNeedLogin = true;
try
{
// 取得上次登入資訊
string LastRefreshToken = LoadRefreshTokenDelegate?.Invoke();
// 初始化
result.Status = Status.NeedAuthenticate;
oauthClient = new GoogleDriveOauthClient(ApiKey, ApiSecret);
if (!string.IsNullOrEmpty(LastRefreshToken))
{
IsNeedLogin = !await oauthClient.RefreshTokenAsync(LastRefreshToken);
if (IsNeedLogin)
{
LastRefreshToken = null;
}
else
{
result.Status = Status.Success;
// 儲存新的access token/refresh token
SaveAccessTokenDelegate?.Invoke(oauthClient.AccessToken);
InitDriveService();
}
}
}
catch (Exception ex)
{
result.Message = ex.Message;
}
return(result);
}
public void StopListen()
{
oauthClient?.StopListen();
oauthClient = null;
}
