Implement required roles

src/i18n/en-GB.yml

@@ -161,7 +161,7 @@ log:
       delete: deleted
       update: updated
   ticket:
-    description: '{user} {verb} ticket'
+    description: '{user} {verb} a ticket'
     ticket: Ticket
     title: Ticket {verb}
     verb:
@@ -178,6 +178,9 @@ misc:
   blocked:
     description: You are not allowed to create tickets.
     title: ❌ Blocked
+  missing_roles:
+    description: You do not have the roles required to be able to create a ticket in this category.
+    title: ❌ Insufficient roles
   no_categories:
     description: No ticket categories have been configured.
     title: ❌ There are no ticket categories

src/lib/tickets/manager.js

@@ -112,10 +112,25 @@ module.exports = class TicketManager {
 					ephemeral: true,
 				});
 			}
-
 		}
 
-		// TODO: if member !required roles -> stop
+		if (category.requiredRoles.length !== 0) {
+			const missing = category.requiredRoles.some(r => !member.roles.cache.has(r));
+			if (missing) {
+				return await interaction.reply({
+					embeds: [
+						new ExtendedEmbedBuilder({
+							iconURL: interaction.guild.iconURL(),
+							text: category.guild.footer,
+						})
+							.setColor(category.guild.errorColour)
+							.setTitle(getMessage('misc.missing_roles.title'))
+							.setDescription(getMessage('misc.missing_roles.description')),
+					],
+					ephemeral: true,
+				});
+			}
+		}
 
 		// TODO: if discordCategory has 50 channels -> stop