/// <summary>
/// Associates a user message with an error
/// </summary>
/// <param name="message">The message containing an errored command</param>
/// <param name="error">The error that occurred</param>
/// <returns></returns>
public async Task AssociateError(IUserMessage message, string error)
{
if (AssociatedErrors.TryAdd(message.Id, error))
{
await message.AddReactionAsync(new Emoji(_emoji));
}
}
public async Task ReactionRemoved(ICacheable <IUserMessage, ulong> cachedMessage, IISocketMessageChannel channel, ISocketReaction reaction)
{
//Bugfix for NRE?
if (reaction is null || reaction.User.Value is null)
{
return;
}
//Don't trigger if the emoji is wrong, or if the user is bot
if (reaction.User.IsSpecified && reaction.User.Value.IsBot)
{
return;
}
if (reaction.Emote.Name != _emoji)
{
return;
}
//If there's an error reply when the reaction is removed, delete that reply,
//remove the cached error, remove it from the cached replies, and remove
//the reactions from the original message
if (ErrorReplies.TryGetValue(cachedMessage.Id, out var botReplyId) == false)
{
return;
}
await channel.DeleteMessageAsync(botReplyId);
if
(
AssociatedErrors.TryRemove(cachedMessage.Id, out _) &&
ErrorReplies.TryRemove(cachedMessage.Id, out _)
)
{
var originalMessage = await cachedMessage.GetOrDownloadAsync();
//If we know what user added the reaction, remove their and our reaction
//Otherwise just remove ours
if (reaction.User.IsSpecified)
{
await originalMessage.RemoveReactionAsync(_emote, reaction.User.Value);
}
await originalMessage.RemoveReactionAsync(_emote, await _selfUserProvider.GetSelfUserAsync());
}
}
public async Task ReactionAdded(ICacheable <IUserMessage, ulong> cachedMessage, IISocketMessageChannel channel, ISocketReaction reaction)
{
//Don't trigger if the emoji is wrong, if the user is a bot, or if we've
//made an error message reply already
if (reaction.User.IsSpecified && reaction.User.Value.IsBot)
{
return;
}
if (reaction.Emote.Name != _emoji || ErrorReplies.ContainsKey(cachedMessage.Id))
{
return;
}
//If the message that was reacted to has an associated error, reply in the same channel
//with the error message then add that to the replies collection
if (AssociatedErrors.TryGetValue(cachedMessage.Id, out var value))
{
var msg = await channel.SendMessageAsync("", false, new EmbedBuilder()
{
Author = new EmbedAuthorBuilder
{
IconUrl = "https://raw.githubusercontent.com/twitter/twemoji/gh-pages/2/72x72/26a0.png",
Name = "That command had an error"
},
Description = value,
Footer = new EmbedFooterBuilder {
Text = "Remove your reaction to delete this message"
}
}.Build());
if (ErrorReplies.TryAdd(cachedMessage.Id, msg.Id) == false)
{
await msg.DeleteAsync();
}
}
}