(buttons): Implement close-ticket button.

src/buttons/close-ticket.ts

@@ -1,13 +1,20 @@
 import { ButtonInteraction, Client, MessageFlags, ChannelType } from 'discord.js';
 import { Database } from '../shared/Database';
+import { Button } from '../types';
 
-export default {
+class CloseTicketButton implements Button<Client> {
-  name: 'close-ticket',
+  id = 'close-ticket';
-  handler: async function (client: Client, interaction: ButtonInteraction) {
-    const channel = await interaction.channel?.fetch();
 
-    if (!channel || !channel.isThread() || !channel.isSendable() || channel.type != ChannelType.PrivateThread)
+  async execute(context: Client<boolean>, interaction: ButtonInteraction, ...args: any[]): Promise<void> {
-      return interaction.reply({ flags: [MessageFlags.Ephemeral], content: 'Oops. Something went wrong. Please report this to a staff member.' });
+    if (!interaction.inGuild()) return;
+    await interaction.deferReply({ flags: MessageFlags.Ephemeral });
+
+    try {
+      const channel = await context.channels.fetch(interaction.channelId);
+  
+      if (!channel) throw new Error("The interaction channel couldn't be fetched.");
+      if (!channel.isThread() || channel.type != ChannelType.PrivateThread) throw new Error('This interaction was not run in a ticket thread.');
+      if (!channel.isSendable()) throw new Error("I don't have permission to send messages in this channel.");
 
       await interaction.message.edit({
         content: interaction.message.content,
@@ -20,9 +27,14 @@ export default {
 
       await interaction.reply({ flags: [MessageFlags.Ephemeral], content: 'Ticket closed.' });
 
-    channel.edit({
+      await channel.edit({
         archived: true,
         locked: true
       });
+    } catch (error: Error | any) {
+      await interaction.editReply({ content: error.message }).catch(() => {});
     }
-};
+  }
+}
+
+export default new CloseTicketButton();