multiple welcome messages fix

src/events/guildMemberAdd.ts

@@ -1,12 +1,26 @@
 import { ArgsOf, Discord, On } from 'discordx'
-import { EmbedBuilder, channelMention, userMention } from 'discord.js'
+import { EmbedBuilder, channelMention, userMention, User } from 'discord.js'
 import { db, DBTableEnum } from '../db'
 import { logger } from '../lib'
 
+let lastJoinedUser: {
+    username: string
+    sent: boolean
+} = {
+    username: '',
+    sent: false,
+}
+
 @Discord()
 export class GuildMemberAdd {
     @On({ event: 'guildMemberAdd' })
     async guildMemberAdd([member]: ArgsOf<'guildMemberAdd'>) {
+        if (
+            lastJoinedUser.username === member.user.username &&
+            lastJoinedUser.sent
+        )
+            return
+
         const portfolioChannelID = await db.get(DBTableEnum.PORTFOLIO_CHANNEL)
         const makeAnOrderChannelID = await db.get(
             DBTableEnum.MAKE_AN_ORDER_CHANNEL,
@@ -30,15 +44,25 @@ export class GuildMemberAdd {
         const role = await member.guild.roles.fetch(roleID)
 
         if (channel && channel.isTextBased() && role) {
-            channel.send({
+            await channel
-                embeds: [embed],
+                .send({
-                content: `What's up, ${userMention(member.id)}`,
+                    embeds: [embed],
-            })
+                    content: `What's up, ${userMention(member.id)}`,
+                })
+                .then(() => {
+                    lastJoinedUser = {
+                        username: member.user.username,
+                        sent: true,
+                    }
+                })
 
             try {
                 await member.roles.add(role)
             } catch (e) {
-                logger.error('Role is too high', 'Bot role must be higher than the role it gives')
+                logger.error(
+                    'Role is too high',
+                    'Bot role must be higher than the role it gives',
+                )
             }
         }
     }