private async ValueTask SaveEntriesAsync(LotteryEntry entry)
{
await entrySet.AddAsync(entry.UserId.ToString(), entry);
}
public async Task HandleLotteryAsync(IContext context, string _)
{
var lotteryService = context.GetService <ILotteryService>();
var entries = await lotteryService.GetEntriesAsync();
var entryCount = entries?.Sum(x => x.TicketCount) ?? 0;
if (entryCount == 0)
{
Log.Warning("No entries found.");
return;
}
var winnerIndex = MikiRandom.Next(entryCount);
LotteryEntry winner = null;
foreach (var entry in entries)
{
if (entry.TicketCount > winnerIndex)
{
winner = entry;
break;
}
winnerIndex -= entry.TicketCount;
}
if (winner == null)
{
Log.Warning("Winner was null");
return;
}
var winningAmount = await lotteryService.GetTotalPrizeAsync();
var transactionService = context.GetService <ITransactionService>();
await transactionService.CreateTransactionAsync(
new TransactionRequest.Builder()
.WithSender(AppProps.Currency.BankId)
.WithReceiver(winner.UserId)
.WithAmount(winningAmount)
.Build());
try
{
var discordClient = context.GetService <IDiscordClient>();
var channel = await discordClient.CreateDMAsync((ulong)winner.UserId);
await channel.SendMessageAsync(
string.Empty, embed : new EmbedBuilder()
.SetTitle("🏅 Winner")
.SetDescription($"You won the jackpot of {winningAmount} mekos!")
.SetColor(103, 172, 237)
.ToEmbed());
}
catch (DiscordRestException)
{
Log.Warning("Message failed to send");
// Couldn't send message to winner.
}
var cache = context.GetService <ICacheClient>();
await cache.RemoveAsync(LotteryObjectsKey);
await OnLotteryWinAchievementsAsync(context, winner.UserId, winningAmount);
}