public TagViewModel(NfcTag model)
{
this.Model = model;
_dirtyFlag = new DirtyState();
_dirtyFlag.SetComparer(() => DirtyStateBuilder.BuildComparisonString(this.Tag,
this.IsLocked));
}
public void DeleteNfcTag(NfcTag nfcTag)
{
if (!Directory.Exists(NfcTagsPath))
throw new DirectoryNotFoundException("The Nfc Tag Directory is not valid.");
var fileName = ConvertIdToFileName(NfcTagsPath, nfcTag.Id);
try
{
if (File.Exists(fileName))
File.Delete(fileName);
}
catch (Exception e)
{
throw new Exception("An error occurred during the cleanup of the nfc tag file. Please try again.", e);
}
}
public void RemoveNfcTag(NfcTag nfcTag)
{
lock (_lock)
{
this._dataService.GetDataSource().DeleteNfcTag(nfcTag);
CollectionChanged();
}
}
public void EditNfcTag(NfcTag nfcTag)
{
lock (_lock)
{
this._dataService.GetDataSource().SaveNfcTag(nfcTag);
CollectionChanged();
}
}
public NfcTag CreateNfcTag()
{
var nfcTag = new NfcTag();
nfcTag.Id = String.Empty;
nfcTag.IsLocked = false;
nfcTag.Tag = String.Empty;
nfcTag.UserId = String.Empty;
return nfcTag;
}
public NfcTag CreateCopy(NfcTag tag)
{
return new NfcTag()
{
Id = tag.Id,
IsLocked = tag.IsLocked,
Tag = tag.Tag,
UserId = tag.UserId
};
}
public void SaveNfcTagCreateNewTest()
{
var dataSource = new NFCAccessControlDataSources.XMLDataSource.XmlDataSource();
var nfcTag = new NfcTag();
nfcTag.Tag = Guid.NewGuid().ToString();
nfcTag.IsLocked = false;
dataSource.SaveNfcTag(nfcTag);
}
public void SaveNfcTag(NfcTag nfcTag)
{
if (!Directory.Exists(NfcTagsPath))
throw new DirectoryNotFoundException("The Nfc Tags Directory is not valid.");
if (String.IsNullOrEmpty(nfcTag.Id))
nfcTag.Id = Guid.NewGuid().ToString();
var fileName = ConvertIdToFileName(NfcTagsPath, nfcTag.Id);
try
{
XmlSerializer mySerializer = new XmlSerializer(typeof(NfcTag));
using (StreamWriter myWriter = new StreamWriter(fileName))
{
mySerializer.Serialize(myWriter, nfcTag);
}
SignXmlFile(fileName);
}
catch (Exception e)
{
throw new Exception("An error occurred during the save process. Please try again.", e);
}
}