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Fix deleting command messages by reaction in DMs

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This commit is contained in:
spiral
2020-11-04 11:30:00 -05:00
parent 3f82447b04
commit 4aeda86d66
1 changed files with 20 additions and 13 deletions
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33
PluralKit.Bot/Handlers/ReactionAdded.cs
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@@ -1,3 +1,4 @@
using System;
using System.Threading.Tasks;
using DSharpPlus;
@@ -35,14 +36,28 @@ namespace PluralKit.Bot
private async ValueTask TryHandleProxyMessageReactions(MessageReactionAddEventArgs evt)
{
// Only proxies in guild text channels
if (evt.Channel == null || evt.Channel.Type != ChannelType.Text) return;
// Sometimes we get events from users that aren't in the user cache
// In that case we get a "broken" user object (where eg. calling IsBot throws an exception)
// We just ignore all of those for now, should be quite rare...
if (!evt.Client.TryGetCachedUser(evt.User.Id, out _)) return;
// check if it's a command message first
// since this can happen in DMs as well
if (evt.Emoji.Name == "\u274c")
{
await using var conn = await _db.Obtain();
var commandMsg = await _commandMessageService.GetCommandMessage(conn, evt.Message.Id);
if (commandMsg != null)
{
await HandleCommandDeleteReaction(evt, commandMsg);
return;
}
}
// Only proxies in guild text channels
if (evt.Channel == null || evt.Channel.Type != ChannelType.Text) return;
// Ignore reactions from bots (we can't DM them anyway)
if (evt.User.IsBot) return;
@@ -54,18 +69,10 @@ namespace PluralKit.Bot
await using var conn = await _db.Obtain();
var msg = await _repo.GetMessage(conn, evt.Message.Id);
if (msg != null)
{
await HandleProxyDeleteReaction(evt, msg);
break;
}
var commandMsg = await _commandMessageService.GetCommandMessage(conn, evt.Message.Id);
if (commandMsg != null)
await HandleCommandDeleteReaction(evt, commandMsg);
break;
}
case "\u2753": // Red question mark
case "\u2754": // White question mark
{
@@ -113,7 +120,7 @@ namespace PluralKit.Bot
private async ValueTask HandleCommandDeleteReaction(MessageReactionAddEventArgs evt, CommandMessage msg)
{
if (!evt.Channel.BotHasAllPermissions(Permissions.ManageMessages))
if (!evt.Channel.BotHasAllPermissions(Permissions.ManageMessages) && evt.Channel.Guild != null)
return;
// Can only delete your own message