add function to filter the role changes from member update

server/helper/roleFilter.ts

@@ -0,0 +1,16 @@
+import { GuildMember } from "discord.js"
+import { ChangedRoles } from "../interfaces"
+import { logger } from "../logger"
+
+export function filterRolesFromMemberUpdate(oldMember: GuildMember, newMember: GuildMember): ChangedRoles {
+
+  const oldRoles = oldMember.roles.cache
+  const newRoles = newMember.roles.cache
+
+  const removedRoles = oldRoles.filter(x => newRoles.find(y => y.id === x.id) == undefined)
+  const addedRoles = newRoles.filter(x => oldRoles.find(y => y.id === x.id) == undefined)
+  logger.info(`Member ${oldMember.id} RemovedRoles: ${removedRoles.map(x => x.name)}`, { guildId: oldMember.guild.id })
+  logger.info(`Member ${oldMember.id} AddedRoles: ${addedRoles.map(x => x.name)}`, { guildId: oldMember.guild.id })
+
+  return { addedRoles, removedRoles }
+}