public async Task DeleteTag(CommandContext context, [Description("Tag name")] string key)
{
await context.TriggerTypingAsync();
using (var db = new TagContext())
{
var tag = db.Tags.FirstOrDefault(t => t.Key.ToLower() == key.ToLower());
if (tag == null)
{
var error = await context.RespondAsync($"`{key}` is not a valid tag. " +
$"Type `{Program.AppSettings.CommandPrefix}tag list` for a list of tags.");
await Task.Delay(5000)
.ContinueWith(t => error.DeleteAsync())
.ContinueWith(t => context.Message.DeleteAsync());
return;
}
db.Remove(tag);
await db.SaveChangesAsync();
}
await context.RespondAsync($"Deleted tag `{key}`");
}
public async Task <bool> TryRemoveTagAsync(string tag)
{
if (_db == null)
{
_db = new TagContext();
}
await _db.Database.EnsureCreatedAsync();
var toRemove = await _db.Tags.FirstOrDefaultAsync(x => x.Tag == tag);
if (toRemove == null)
{
return(false);
}
_db.Remove(toRemove);
await _db.SaveChangesAsync();
return(true);
}