Add message purging

src/commands/database.ts

@@ -0,0 +1,48 @@
+import { ApplicationIntegrationType, ChatInputCommandInteraction, Client, InteractionContextType, MessageFlags, PermissionFlagsBits, SlashCommandBuilder } from 'discord.js';
+import { Database } from '../shared/Database';
+import { getIdFromInput } from '../utils';
+
+export default {
+  name: 'database',
+  data: new SlashCommandBuilder()
+    .setName('database')
+    .setDescription('Database access.')
+    .setIntegrationTypes(ApplicationIntegrationType.GuildInstall)
+    .setContexts(InteractionContextType.Guild)
+    .setDefaultMemberPermissions(PermissionFlagsBits.ManageGuild)
+    .addSubcommandGroup(subcommandGroup =>
+      subcommandGroup
+        .setName('messages')
+        .setDescription('Access to messages in the database.')
+        .addSubcommand(subcommand =>
+          subcommand
+            .setName('purge')
+            .setDescription("Purge a user's messages from the database.")
+            .addStringOption(option =>
+              option
+                .setName('user')
+                .setDescription('The discord user id, or mention, of the user.')
+                .setRequired(true)
+            )
+        )
+    ),
+  handler: async function (client: Client, interaction: ChatInputCommandInteraction) {
+    await interaction.deferReply({ flags: [MessageFlags.Ephemeral] });
+
+    const group = interaction.options.getSubcommandGroup(true);
+
+    const subcommand = interaction.options.getSubcommand(true);
+
+    if (group == 'messages') {
+      if (subcommand == 'purge') {
+        const discordUserInput = interaction.options.getString('discord-user', true);
+
+        const idToUse = getIdFromInput(discordUserInput);
+
+        await Database.purgeMessagesFrom(idToUse);
+
+        return interaction.editReply('Messages purged.');
+      }
+    }
+  }
+};

src/shared/Database.ts

@@ -173,7 +173,7 @@ export class Database {
   }
 
   static async purgeMessagesFrom(id: string) {
-    await Database.db.run('DELETE from messages WHERE ');
+    await Database.db.run('DELETE from messages WHERE author_id_hash = ?', Encrypter.hash(id));
   }
 
   //#endregion