private async Task UpdateSyncTokenAsync()
{
string sig = MD.Encrypt(this.userId + AppToken);
var response = await this.service.GetToken(this.userId, sig);
if (response.HasError)
{
this.OnSynchronizationFailed(response.Error);
}
else
{
this.tokenTimestamp = DateTime.Now.Ticks;
this.token = response.Data;
this.key = MD.Encrypt(MD.Encrypt(this.CryptoService.Decrypt(this.password)) + AppToken + this.token);
}
}
private async Task <string> GetUserId()
{
if (string.IsNullOrEmpty(this.email))
{
this.OnSynchronizationFailed(ToodleDoResources.ToodleDo_EmptyUsername);
return(null);
}
if (this.password == null || this.password.Length == 0)
{
this.OnSynchronizationFailed(ToodleDoResources.ToodleDo_EmptyPassword);
return(null);
}
string decryptedPassword = this.CryptoService.Decrypt(this.password);
if (string.IsNullOrEmpty(decryptedPassword))
{
// password exist but cannot be decrypted (because device changed for example)
// remove this password and signal is it empty
this.Workbook.Settings.SetValue <byte[]>(ToodleDoSettings.ToodleDoPassword, null);
this.OnSynchronizationFailed(ToodleDoResources.ToodleDo_EmptyPassword);
return(null);
}
if (string.IsNullOrEmpty(this.userId))
{
string sig = MD.Encrypt(this.email + AppToken);
var response = await this.service.GetUserId(sig, this.email, this.CryptoService.Decrypt(this.password));
if (response.HasError)
{
this.OnSynchronizationFailed(response.Error);
}
else
{
return(response.Data);
}
}
return(this.userId);
}