private void AddNewTag()
{
if (TagSearchDataContext.FullSearchText.Length > 20)
{
MessageBox.Show("Tag name cannot be longer than 20 characters (including space).", "Error", MessageBoxButton.OK,
MessageBoxImage.Error, MessageBoxResult.OK);
return;
}
// Check if this tag has been deleted before, then prompt the user to see if we should restore or replace it.
var newTag = DeletedTags.SingleOrDefault(t => t.Name == TagSearchDataContext.FullSearchText);
if (newTag == null)
{
newTag = Context.Tags.SingleOrDefault(t => t.DateDeleted != null && t.Name == TagSearchDataContext.FullSearchText);
}
if (newTag != null)
{
var result =
MessageBox.Show($"The tag [{newTag.Name}] was previously deleted. You can either restore this tag and all Omni associations, " +
"or replace the deleted tag with a brand new one.\n\nWhen this tag is undeleted, do you want to restore " +
"Omni associations?", "Confirm Restore", MessageBoxButton.YesNoCancel, MessageBoxImage.Question, MessageBoxResult.Yes);
if (result == MessageBoxResult.Cancel)
{
return;
}
else if (result == MessageBoxResult.No)
{
newTag.Omnis.Clear();
Context.Tags.Remove(newTag);
newTag = null;
}
DeletedTags.Remove(newTag);
}
if (newTag == null)
{
newTag = new Tag
{
Name = TagSearchDataContext.FullSearchText,
};
AddedTags.Add(newTag);
}
newTag.DateDeleted = null;
newTag.LastModifiedDate = DateTime.Now;
newTag.IsVerified = true;
newTag.ManuallyVerified = true;
AllTags.Add(newTag);
TagSearchDataContext.FullSearchText = String.Empty;
SelectedTag = newTag;
ChangesMade = true;
}
private void DeleteTag(object obj)
{
var ibvm = obj as TagButtonViewModel;
if (ibvm == null)
{
return;
}
OmniTags.Remove(ibvm.CurrentTag);
ImageButtons.Remove(ibvm);
if (!AddedTags.Remove(ibvm.CurrentTag))
{
DeletedTags.Add(ibvm.CurrentTag);
}
ChangesMade = true;
}
private void SaveTagInfo()
{
if (!ChangesMade)
{
return;
}
if ((SelectedTag != null) && (SelectedTag.Name != SelectedTagName))
{
SelectedTag.Name = SelectedTagName;
SelectedTag.LastModifiedDate = DateTime.Now;
}
if ((SelectedTag != null) && (SelectedTag.Description != SelectedTagDescription))
{
SelectedTag.Description = SelectedTagDescription;
SelectedTag.LastModifiedDate = DateTime.Now;
}
if ((SelectedTag != null) &&
((SelectedTag.IsVerified != IsSelectedTagVerified) || (SelectedTag.ManuallyVerified != IsSelectedTagManuallyVerified)))
{
SelectedTag.IsVerified = IsSelectedTagVerified ?? false;
SelectedTag.ManuallyVerified = IsSelectedTagManuallyVerified ?? false;
SelectedTag.LastModifiedDate = DateTime.Now;
}
foreach (var tag in AddedTags)
{
tag.LastModifiedDate = DateTime.Now;
}
foreach (var tag in DeletedTags)
{
tag.LastModifiedDate = DateTime.Now;
}
// "Hard save" all changes made to all tags into the database.
Context.Tags.AddRange(AddedTags);
Context.SaveChanges();
SelectedTagLastUpdatedTime = DateTime.Now;
AddedTags.Clear();
DeletedTags.Clear();
ChangesMade = false;
OnDataChanged();
}
private void DeleteSelectedTag()
{
var result = MessageBox.Show($"Are you sure you want to delete the [{SelectedTag.Name}] tag? It will be disassociated from any Omnis.",
$"Delete Tag [{SelectedTag.Name}]",
MessageBoxButton.YesNo);
if (result == MessageBoxResult.No)
{
return;
}
if (!AddedTags.Remove(SelectedTag))
{
DeletedTags.Add(SelectedTag);
}
SelectedTag.DateDeleted = DateTime.Now;
AllTags.Remove(SelectedTag);
SelectedTag = null;
ChangesMade = true;
}
private void SaveOmni()
{
if (!ChangesMade)
{
return;
}
if (OmniTags.Count == 0)
{
var result = MessageBox.Show("This Omni is not associated with any tags. This will prevent it from " +
"being listed if any tag filters are chosen during searches.\n\n" +
"Are you sure you want to continue " +
"without associating a tag?", "Warning", MessageBoxButton.YesNo,
MessageBoxImage.Warning, MessageBoxResult.No);
if (result == MessageBoxResult.No)
{
return;
}
}
if (CurrentOmni.Summary != OmniSummary)
{
if (OmniSummary.Length > 100)
{
MessageBox.Show("Omni summary cannot be longer than 100 characters (including spaces). The current " +
$"length of the summary is {OmniSummary.Length} characters.", "Error", MessageBoxButton.OK,
MessageBoxImage.Error, MessageBoxResult.OK);
return;
}
CurrentOmni.Summary = OmniSummary;
CurrentOmni.LastModifiedDate = DateTime.Now;
}
if (CurrentOmni.Description != OmniDescription)
{
CurrentOmni.Description = OmniDescription;
CurrentOmni.LastModifiedDate = DateTime.Now;
foreach (var imageFileName in CurrentOmni.Images.Select(i => i.FileName).ToList())
{
if (!CurrentOmni.Description.Contains(imageFileName.Replace(" ", "%20")))
{
var img = Context.Images.Single(i => i.FileName == imageFileName);
Context.Images.Remove(img);
}
}
}
if (!OmniTags.IsEqualTo(CurrentOmni.Tags))
{
CurrentOmni.Tags = OmniTags;
CurrentOmni.LastModifiedDate = DateTime.Now;
}
foreach (var tag in AddedTags)
{
Context.Tags.Add(tag);
CurrentOmni.LastModifiedDate = DateTime.Now;
if (tag.Omnis.Count >= _autoVerifyThreshold)
{
tag.IsVerified = true;
}
}
AddedTags.Clear();
foreach (var tag in DeletedTags)
{
if ((!tag.ManuallyVerified) && (tag.Omnis.Count < _autoVerifyThreshold))
{
tag.IsVerified = false;
}
// If an unverified tag isn't being used, we delete it since the user hasn't marked the tag as important.
if ((!tag.ManuallyVerified) && (tag.Omnis.Count == 1)) // use 1 here to represent the current tag and no others
{
tag.DateDeleted = DateTime.Now;
}
CurrentOmni.LastModifiedDate = DateTime.Now;
}
DeletedTags.Clear();
if (_isNewOmni)
{
Context.Omnis.Add(CurrentOmni);
}
Context.SaveChanges();
foreach (var tag in OmniTags)
{
if (tag.Omnis.Count >= _autoVerifyThreshold)
{
tag.IsVerified = true;
}
}
Context.SaveChanges();
ChangesMade = false;
_isNewOmni = false;
CurrentOmniLastUpdatedTime = CurrentOmni.LastModifiedDate;
OnDataChanged();
}