/// <summary>
/// Add a tag to a trade.
/// </summary>
protected void SetTag(Trade trade, Tag tag)
{
if (tag == null) return;
if (trade.Tags != null && trade.Tags.Contains(tag)) return;
if(trade.Tags == null)
{
trade.Tags = new ObservableCollection<Tag>();
}
trade.Tags.Add(tag);
Logger.Log(LogLevel.Info, "User script {0} added tag {1} to trade {2}", this.GetType().Name, tag, trade);
}
private void SetTags(IEnumerable <Trade> trades, Tag tag, bool add)
{
foreach (Trade t in trades)
{
if (!add)
{
t.Tags.Remove(tag);
}
else
{
t.Tags.Add(tag);
}
t.TagStringUpdated();
}
Context.SaveChanges();
}
private async void DeleteTag(Tag tag)
{
MessageDialogResult res = await DialogService.ShowMessageAsync(Parent,
"Delete Tag",
string.Format("Are you sure you want to delete {0}?", tag.Name),
MessageDialogStyle.AffirmativeAndNegative);
if (res != MessageDialogResult.Affirmative) return;
//keep track of the trades with this tag, we need to update their tagstrings
var trades = Context.Trades.ToList().Where(x => x.Tags.Contains(tag)).ToList();
Context.Tags.Remove(tag);
Context.SaveChanges();
foreach (Trade t in trades)
{
t.TagStringUpdated();
}
}
private void SetTags(IEnumerable<Trade> trades, Tag tag, bool add)
{
foreach (Trade t in trades)
{
if (!add)
{
t.Tags.Remove(tag);
}
else
{
t.Tags.Add(tag);
}
t.TagStringUpdated();
}
Context.SaveChanges();
}