fix(bots/discord): clear role presets after they expire

bots/discord/src/events/discord/ready.ts

@@ -1,8 +1,37 @@
+import { database, logger } from '$/context'
+import { appliedPresets } from '$/database/schemas'
+import { removeRolePreset } from '$/utils/discord/rolePresets'
+import type { Client } from 'discord.js'
+import { lt } from 'drizzle-orm'
 import { on } from 'src/utils/discord/events'
 
-export default on('ready', ({ logger }, client) => {
+export default on('ready', ({ config, logger }, client) => {
     logger.info(`Connected to Discord API, logged in as ${client.user.displayName} (@${client.user.tag})!`)
     logger.info(
         `Bot is in ${client.guilds.cache.size} guilds, if this is not expected, please run the /leave-unknowns command`,
     )
+
+    if (config.rolePresets) {
+        removeExpiredPresets(client)
+        setTimeout(() => removeExpiredPresets(client), config.rolePresets.checkExpiredEvery)
+    }
 })
+
+const removeExpiredPresets = async (client: Client) => {
+    logger.debug('Checking for expired role presets...')
+
+    const expireds = await database.query.appliedPresets.findMany({
+        where: lt(appliedPresets.until, Math.floor(Date.now() / 1000)),
+    })
+
+    for (const expired of expireds)
+        try {
+            const guild = await client.guilds.fetch(expired.guildId)
+            const member = await guild.members.fetch(expired.memberId)
+
+            logger.debug(`Removing role preset for ${expired.memberId} in ${expired.guildId}`)
+            await removeRolePreset(member, expired.preset)
+        } catch (e) {
+            logger.error(`Error while removing role preset for ${expired.memberId} in ${expired.guildId}: ${e}`)
+        }
+}