public async Task GiveawayAsync(EventContext e)
{
DiscordEmoji emoji = new DiscordEmoji();
emoji.Name = "🎁";
e.Arguments.Take(out string giveawayText);
while (!e.Arguments.Pack.Peek().StartsWith("-"))
{
giveawayText += " " + e.Arguments.Pack.Take();
}
var mml = new MMLParser(e.Arguments.Pack.TakeAll()).Parse();
int amount = mml.Get("amount", 1);
TimeSpan timeLeft = mml.Get("time", "1h").GetTimeFromString();
if (amount > 10)
{
await e.ErrorEmbed("We can only allow up to 10 picks per giveaway")
.ToEmbed().QueueToChannelAsync(e.Channel);
return;
}
giveawayText = giveawayText + ((amount > 1) ? " x " + amount : "");
List <IDiscordUser> winners = new List <IDiscordUser>();
IDiscordMessage msg = await CreateGiveawayEmbed(e, giveawayText)
.AddField("Time", timeLeft.ToTimeString(e.Locale), true)
.AddField("React to participate", "good luck", true)
.ToEmbed().SendToChannel(e.Channel);
await msg.CreateReactionAsync(emoji);
int updateTask = -1;
int task = taskScheduler.AddTask(e.Author.Id, async(desc) =>
{
msg = await e.Channel.GetMessageAsync(msg.Id);
if (msg != null)
{
await msg.DeleteReactionAsync(emoji);
await Task.Delay(1000);
var reactions = await msg.GetReactionsAsync(emoji);
//do
//{
// reactions.AddRange();
// reactionsGained += 100;
//} while (reactions.Count == reactionsGained);
// Select random winners
for (int i = 0; i < amount; i++)
{
if (reactions.Count == 0)
{
break;
}
int index = MikiRandom.Next(reactions.Count);
winners.Add(reactions[index]);
}
if (updateTask != -1)
{
taskScheduler.CancelReminder(e.Author.Id, updateTask);
}
string winnerText = string.Join("\n", winners.Select(x => x.Username + "#" + x.Discriminator).ToArray());
if (string.IsNullOrEmpty(winnerText))
{
winnerText = "nobody!";
}
await msg.EditAsync(new EditMessageArgs
{
embed = CreateGiveawayEmbed(e, giveawayText)
.AddField("Winners", winnerText)
.ToEmbed()
});
}
}, "description var", timeLeft);
}