46 lines
1.8 KiB
C#
46 lines
1.8 KiB
C#
|
using SharpChat.Messages;
|
|||
|
|
using SharpChat.Protocol.SockChat.Packets;
|
|||
|
|
using SharpChat.Users;
|
|||
|
|
using System;
|
|||
|
|
using System.Collections.Generic;
|
|||
|
|
using System.Linq;
|
|||
|
|
|
|||
|
|
namespace SharpChat.Protocol.SockChat.Commands {
|
|||
|
|
public class DeleteMessageCommand : ICommand {
|
|||
|
|
public bool IsCommandMatch(string name, IEnumerable<string> args)
|
|||
|
|
=> name == @"delmsg" || (name == @"delete" && args.ElementAtOrDefault(1)?.All(char.IsDigit) == true);
|
|||
|
|
|
|||
|
|
private MessageManager Messages { get; }
|
|||
|
|
private IUser Sender { get; }
|
|||
|
|
|
|||
|
|
public DeleteMessageCommand(MessageManager messages, IUser sender) {
|
|||
|
|
Messages = messages ?? throw new ArgumentNullException(nameof(messages));
|
|||
|
|
Sender = sender ?? throw new ArgumentNullException(nameof(sender));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public bool DispatchCommand(CommandContext ctx) {
|
|||
|
|
bool deleteAnyMessage = ctx.User.Can(UserPermissions.DeleteAnyMessage);
|
|||
|
|
|
|||
|
|
if(!deleteAnyMessage && !ctx.User.Can(UserPermissions.DeleteOwnMessage)) {
|
|||
|
|
ctx.Connection.SendPacket(new CommandNotAllowedErrorPacket(Sender, ctx.Args));
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if(!long.TryParse(ctx.Args.ElementAtOrDefault(1), out long messageId)) {
|
|||
|
|
ctx.Connection.SendPacket(new CommandFormatErrorPacket(Sender));
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
Messages.GetMessage(messageId, msg => {
|
|||
|
|
if(msg == null || msg.Sender.Rank > ctx.User.Rank
|
|||
|
|
|| (!deleteAnyMessage && msg.Sender.UserId != ctx.User.UserId))
|
|||
|
|
ctx.Connection.SendPacket(new DeleteMessageNotFoundErrorPacket(Sender));
|
|||
|
|
else
|
|||
|
|
Messages.Delete(ctx.User, msg);
|
|||
|
|
});
|
|||
|
|
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|