Adds invalid character sequences to group names

source/Discord/Commands/Groups.ts

@@ -27,13 +27,19 @@ import {IconCache} from "../../Icons/IconCache";
 import {PlaydateRepository} from "../../Repositories/PlaydateRepository";
 import playdate from "../../Database/tables/Playdate";
 import Commands from "./Commands";
+import Groups from "../../Database/tables/Groups";
 
 export class GroupCommand implements Command, ChatInteractionCommand, AutocompleteCommand {
     private static GOODBYE_MESSAGES: string[] = [
         'Sad to see you go.',
         'May your next adventure be fruitful.',
         'I hope, I served you well.',
-        'I wish you, good luck on your next adventures.',
+        'I wish you and your group good luck on your next adventures.',
+    ]
+    
+    private static INVALID_CHARACTER_SEQUENCES: string[] = [
+        "http://",
+        "https://"
     ]
     
     definition(): SlashCommandBuilder {
@@ -122,6 +128,11 @@ export class GroupCommand implements Command, ChatInteractionCommand, Autocomple
             );
         }
     
+        const validName = this.validateGroupName(name);
+        if (name !== true) {
+            throw new UserError(`Your group name contains one or more invalid character sequences: ${validName}`)
+        }
+        
         const group: GroupModel = {
             id: -1,
             name: name,
@@ -140,6 +151,18 @@ export class GroupCommand implements Command, ChatInteractionCommand, Autocomple
         interaction.reply({content: `:white_check_mark: Created group \`${name}\``, flags: MessageFlags.Ephemeral })
     }
     
+    private validateGroupName(name: string): true|string{
+        const lowercaseName = name.toLowerCase();
+        for (let invalidcharactersequence of GroupCommand.INVALID_CHARACTER_SEQUENCES) {
+            if (!lowercaseName.includes(invalidcharactersequence)) {
+                continue
+            }
+            
+            return invalidcharactersequence
+        }
+        return true;
+    }
+
     private list(interaction: ChatInputCommandInteraction) {
         const repo = Container.get<GroupRepository>(GroupRepository.name);
         const groups = repo.findGroupsByMember(<GuildMember>interaction.member);