public async Task <object> ParseArguments(string[] args, Message message)
{
var a = new Arguments();
var optSet = new OptionSet
{
{ "c|chart=", (int?c) => a.Days = c }
};
a.Item = await RSUtil.GetItemForDynamic(string.Join(" ", optSet.Parse(args)));
// Validating
if (a.Days < 31)
{
throw new ControlledException("Chart must be greater than or equal to 31.");
}
return(a);
}
private async Task AddItem(AddArguments args, Message m)
{
using (Database db = new Database())
{
item item;
var message = "";
// Removing item already in the DB
for (var i = args.Items.Count() - 1; i >= 0; i--)
{
string itemReadable = args.Items.ElementAt(i);
int temp;
// Checking if the string is an int
if (int.TryParse(itemReadable, out temp))
{
item = await db.items.FindAsync(temp);
}
else
{
item = await db.items.FirstOrDefaultAsync(it => it.Name == itemReadable);
}
// Checking if item is in DB
if (item != null)
{
message += $"**{item.Name}** already exists in the database.\n";
args.Items.Remove(itemReadable);
}
}
var tasks = new Task <item> [args.Items.Count];
// Fetching item data
for (var i = 0; i < args.Items.Count; i++)
{
tasks[i] = RSUtil.GetItemForDynamic(args.Items.ElementAt(i));
}
// Waiting for all items to complete
await Task.Run(() => { try { Task.WaitAll(tasks); } catch (Exception) { } });
// Adding items
foreach (var t in tasks)
{
// Skipping if task errored
if (t.Status != TaskStatus.RanToCompletion)
{
continue;
}
item = t.Result;
db.items.Add(item);
message += $"**{item.Name}** has added to the database.\n";
// Removing completed from array
args.Items.Remove(item.Name);
args.Items.Remove(item.Id.ToString());
}
// Outputting message for those that errors
foreach (var s in args.Items)
{
message += $"**{s}** could not be added to the database.\n";
}
// Saving
if (await db.SaveChangesAsync() < 0)
{
message += "There was an error saving the items to the database.\n";
}
await m.Channel.SendMessage(message.Substring(0, message.Length - 1));
}
}
