private async Task OnReactionEvent(DiscordEmoji emoji, bool cleared, DiscordGuild guild, DiscordMessage message)
{
// ignore DM reactions
if (guild == null)
{
return;
}
if (emoji.Equals(_emoji))
{
var starboardChannelId = await GetStarboardChannel(guild.Id);
// only process if the starboard channel has a value and it's not in the starboard.
if (starboardChannelId.HasValue)
{
// Fetch the message contents
message = await message.Channel.GetMessageAsync(message.Id);
// ignore bot messages
if (message.Author.IsBot || message.ChannelId == starboardChannelId.Value)
{
return;
}
// only check the last days of messages
var dateThreshold = DateTimeOffset.Now.AddDays(-1);
if (message.CreationTimestamp < dateThreshold)
{
return;
}
var reactionCount = 0;
if (!cleared)
{
DiscordReaction reaction = null;
foreach (var e in message.Reactions)
{
if (e.Emoji.Equals(_emoji))
{
reaction = e;
break;
}
}
reactionCount = reaction?.Count ?? 0;
}
await ProcessReaction(starboardChannelId.Value, message.Channel, message, reactionCount);
}
}
}
public async Task CollectionCommand(CommandContext ctx)
{
DiscordMessage message = await ctx.RespondAsync("React here!");
var reactions = await message.CollectReactionsAsync();
var strBuilder = new StringBuilder();
Dictionary <DiscordUser, bool> winners = new Dictionary <DiscordUser, bool>();
Dictionary <DiscordUser, bool> losers = new Dictionary <DiscordUser, bool>();
DiscordEmoji correctEmote = reactions[0].Emoji;
foreach (var reaction in reactions)
{
foreach (DiscordUser person in reaction.Users)
{
if (!correctEmote.Equals(reaction.Emoji))
{
losers.Add(person, true);
}
else
{
winners.Add(person, true);
}
}
}
foreach (KeyValuePair <DiscordUser, bool> pair in winners)
{
if (losers.ContainsKey(pair.Key))
{
winners.Remove(pair.Key);
}
}
strBuilder.AppendLine("Winners are:");
foreach (KeyValuePair <DiscordUser, bool> item in winners)
{
strBuilder.AppendLine(item.Key.Mention);
}
await ctx.RespondAsync(strBuilder.ToString());
}