/// <summary>
/// Writes changes made to the given <paramref name="identity"/> back to the database.
/// </summary>
/// <param name="identity">The changed identity which should be updated in the database.</param>
public void UpdateIdentity(SQRLIdentity identity)
{
Identity id = GetIdentityInternal(identity.Block0?.UniqueIdentifier.ToHex());
if (id == null)
{
throw new ArgumentException("This identity does not exist!", nameof(identity));
}
id.DataBytes = SerializeIdentity(identity);
_db.SaveChanges();
}
/// <summary>
/// Saves any changed settings to the database.
/// </summary>
public void Save()
{
if (!HasUnsavedChanges)
{
return;
}
_userData.LastLoadedIdentity = _lastLoadedIdentity;
_userData.StartMinimized = _startMinimized;
_db.SaveChanges();
}
/// <summary>
/// Tries setting the identity with the given <paramref name="uniqueId"/> as
/// the currently active identity. If the currently selected identity should
/// be unspecified, just pass <c>null</c> for the <paramref name="uniqueId"/>.
/// </summary>
/// <param name="uniqueId">The unique id of the identity to be set active.</param>
public void SetCurrentIdentity(string uniqueId)
{
if (_currentIdentityDB?.UniqueId == uniqueId)
{
return;
}
Identity id = null;
if (uniqueId != null)
{
// Fetch the identity from the database
id = GetIdentityInternal(uniqueId);
if (id == null)
{
throw new ArgumentException("No matching identity found!", nameof(uniqueId));
}
// Set it as currently active identity
_currentIdentityDB = id;
_currentIdentity = DeserializeIdentity(_currentIdentityDB.DataBytes);
// Save the last active identity unique id in the database
GetUserData().LastLoadedIdentity = id.UniqueId;
_db.SaveChanges();
}
else
{
_currentIdentityDB = null;
_currentIdentity = null;
}
// And finally fire the IdentityChanged event
IdentityChanged?.Invoke(this, new IdentityChangedEventArgs(
_currentIdentity,
(id != null) ? id.Name : "",
(id != null) ? id.UniqueId : ""));
}