private async void btnSave_Clicked(object sender, EventArgs e)
{
Stream image = await SignatureView.GetImageStreamAsync(SignaturePad.Forms.SignatureImageFormat.Png);
CSignature unterschrift = new CSignature();
unterschrift.Name = EntryName.Text;
unterschrift.Id = Guid.NewGuid();
unterschrift.Signature1 = ReadFully(image); // serializeData(points);
bool rc = await App.restManager.SetSignatureAsync(unterschrift);
if (rc)
{
if (_listIndex == 0)
{
rc = await App.restManager.SetSignatureAssign(unterschrift.Id.ToString(), _actOrderAchievement.IdOrder.ToString(), _actOrderAchievement.DateTimeAchie);
_actOrderAchievement.IdSignature = unterschrift.Id;
}
else if (_listIndex == 1)
{
rc = await App.restManager.SetSignatureAssign(unterschrift.Id.ToString(), _actOrderAchievement.IdOrder.ToString(), DateTime.MinValue);
_actOrderAchievement.IdSignatureOrder = unterschrift.Id;
}
DependencyService.Get <IMessage>().ShortAlert("Unterschrift gespeichert.");
}
await Navigation.PopModalAsync();
}
public async Task <bool> SetSignatureAsync(CSignature unterschrift)
{
// http://localhost:63491/api/signature
string resource = String.Format("{0}signature", Constants.RestUrl);
var uri = new Uri(string.Format(resource, unterschrift));
try
{
var json = JsonConvert.SerializeObject(unterschrift);
var content = new StringContent(json, Encoding.UTF8, "application/json");
HttpResponseMessage response = null;
response = await client.PostAsync(uri, content);
if (response.IsSuccessStatusCode)
{
return(true);
}
}
catch (Exception ex)
{
Debug.WriteLine(@" ERROR {0}", ex.Message);
}
return(false);
}
private async void SetData()
{
if (_actOrderAchievement.IdSignature != null && _actOrderAchievement.IdSignature != Guid.Empty)
{
// Basic-http
App.restManager = new RestManager(new Web.RestService());
CSignature sig = await App.restManager.GetSignatureAsync(_actOrderAchievement.IdSignature.ToString());
if (sig != null)
{
ImageSource SigImage = ImageSource.FromStream(() => new MemoryStream(sig.Signature1.ToArray()));
SignatureView.BackgroundImage = SigImage;
}
btnSave.IsVisible = false;
btnDelete.IsVisible = true;
}
else
{
btnSave.IsVisible = true;
btnDelete.IsVisible = false;
}
}
public async Task <CSignature> GetSignatureAsync(string idSignature)
{
CSignature signature = null;
string resource = String.Format("{0}signature?idSignature={1}", Constants.RestUrl, idSignature);
var uri = new Uri(string.Format(resource, string.Empty));
try
{
var response = await client.GetAsync(uri);
if (response.IsSuccessStatusCode)
{
var content = await response.Content.ReadAsStringAsync();
signature = JsonConvert.DeserializeObject <CSignature>(content);
}
}
catch (Exception ex)
{
Debug.WriteLine(@" ERROR {0}", ex.Message);
}
return(signature);
}
public Task <bool> SetSignatureAsync(CSignature unterschrift)
{
return(restService.SetSignatureAsync(unterschrift));
}
