refactor: interaction-create event

Author: alfianchii

src/bot/events/interaction-create/index.ts

@@ -0,0 +1,23 @@
+import type { Event } from '@events/event'
+import type { Interaction } from 'discord.js'
+import { log } from '@utils/logger'
+import { Events } from 'discord.js'
+import { interactionHandlers } from './registry'
+
+export default {
+    name: Events.InteractionCreate,
+    desc: 'Handles Discord InteractionCreate events by dispatching to registered interaction handlers.',
+    async exec(client, interaction: Interaction) {
+        for (const handler of interactionHandlers) {
+            try {
+                if (handler.match && !handler.match(interaction))
+                    continue
+
+                await handler.exec(client, interaction)
+            }
+            catch (err) {
+                log.error(`Interaction handler failed [${handler.id}]: ${err}`)
+            }
+        }
+    },
+} as Event

src/bot/events/interaction-create/jobs/handlers/reset-grinder-roles-button.ts

@@ -1,12 +1,10 @@
-import type { Event } from '@events/event'
+import type { InteractionHandler } from '@events/interaction-create/registry'
 import type { Interaction, TextChannel } from 'discord.js'
 import { ResetGrinderRoles } from '@events/client-ready/jobs/validators/reset-grinder-roles'
 import { EVENT_PATH } from '@events/index'
 import { generateCustomId } from '@utils/component'
 import { sendReply } from '@utils/discord'
 import { DiscordBaseError } from '@utils/discord/error'
-import { log } from '@utils/logger'
-import { Events } from 'discord.js'
 
 export class ResetGrinderRolesButtonError extends DiscordBaseError {
     constructor(message: string, options?: { cause?: unknown }) {
@@ -16,17 +14,18 @@ export class ResetGrinderRolesButtonError extends DiscordBaseError {
 
 export const GOODBYE_NOTE_BUTTON_ID = `${generateCustomId(EVENT_PATH, __filename)}`
 
-export default {
-    name: Events.InteractionCreate,
+const handler: InteractionHandler = {
+    id: GOODBYE_NOTE_BUTTON_ID,
     desc: 'Opens goodbye note modal for users losing Grinder roles.',
-    async exec(_, interaction: Interaction) {
-        if (!interaction.isButton())
-            return
 
-        const isValid = ResetGrinderRoles.assertComponentId(interaction.customId, GOODBYE_NOTE_BUTTON_ID)
-        if (!isValid)
-            return
+    match(interaction: Interaction) {
+        return (
+            interaction.isButton()
+            && interaction.customId === GOODBYE_NOTE_BUTTON_ID
+        )
+    },
 
+    async exec(_, interaction) {
         try {
             if (!interaction.inCachedGuild())
                 throw new ResetGrinderRolesButtonError(ResetGrinderRoles.ERR.NotGuild)
@@ -36,10 +35,12 @@ export default {
 
             await sendReply(interaction, ResetGrinderRoles.MSG.GoodByeNotes)
         }
-        catch (err: any) {
+        catch (err) {
             if (err instanceof DiscordBaseError)
                 await sendReply(interaction, err.message)
-            else log.error(`Failed to handle ${GOODBYE_NOTE_BUTTON_ID}: ${ResetGrinderRoles.ERR.UnexpectedButton}: ${err}`)
+            else throw err
         }
     },
-} as Event
+}
+
+export default handler

src/bot/events/interaction-create/registry.ts

@@ -0,0 +1,17 @@
+import type { Client, Interaction } from 'discord.js'
+
+export interface InteractionHandler {
+    /** Unique id or customId prefix */
+    id: string
+
+    /** Human-readable description */
+    desc: string
+
+    /** Optional guard for quick filtering */
+    match?: (interaction: Interaction) => boolean
+
+    /** Main execution logic */
+    exec: (client: Client, interaction: Interaction) => Promise<void> | void
+}
+
+export const interactionHandlers: InteractionHandler[] = []

src/utils/io.ts

@@ -1,7 +1,7 @@
 import fs from 'node:fs'
 import { resolve } from 'node:path'
 
-const EXCLUDED_FILES = new Set(['index.ts', 'messages.ts', 'validators.ts'])
+const EXCLUDED_FILES = new Set(['messages.ts', 'validators.ts'])
 const EXCLUDED_FOLDERS = new Set(['validators', 'messages'])
 const EXCLUDED_PATTERNS: RegExp[] = [/\.d\.ts$/]