Name adjustments and moved some things to the common lib.

SharpChat/ClientCommands/BroadcastClientCommand.cs

@@ -0,0 +1,34 @@
+using SharpChat.Events;
+using SharpChat.S2CPackets;
+
+namespace SharpChat.ClientCommands {
+    public class BroadcastClientCommand : ClientCommand {
+        public bool IsMatch(ClientCommandContext ctx) {
+            return ctx.NameEquals("say")
+                || ctx.NameEquals("broadcast");
+        }
+
+        public void Dispatch(ClientCommandContext ctx) {
+            long msgId = ctx.Chat.RandomSnowflake.Next();
+
+            if(!ctx.User.Can(UserPermissions.Broadcast)) {
+                ctx.Chat.SendTo(ctx.User, new CommandResponseS2CPacket(msgId, LCR.COMMAND_NOT_ALLOWED, true, $"/{ctx.Name}"));
+                return;
+            }
+
+            ctx.Chat.DispatchEvent(new MessageCreateEvent(
+                msgId,
+                string.Empty,
+                ctx.User.UserId,
+                ctx.User.UserName,
+                ctx.User.Colour,
+                ctx.User.Rank,
+                ctx.User.NickName,
+                ctx.User.Permissions,
+                DateTimeOffset.Now,
+                string.Join(' ', ctx.Args),
+                false, false, true
+            ));
+        }
+    }
+}