Migrate LocateUser to new Plugin structure

backend/src/plugins/LocateUser/utils/sendWhere.ts

@@ -0,0 +1,22 @@
+import { Guild, Member, TextableChannel, VoiceChannel } from "eris";
+import { getInviteLink } from "knub/dist/helpers";
+import { createOrReuseInvite } from "./createOrReuseInvite";
+
+export async function sendWhere(guild: Guild, member: Member, channel: TextableChannel, prepend: string) {
+  const voice = guild.channels.get(member.voiceState.channelID) as VoiceChannel;
+
+  if (voice == null) {
+    channel.createMessage(prepend + "That user is not in a channel");
+  } else {
+    let invite = null;
+    try {
+      invite = await createOrReuseInvite(voice);
+    } catch (e) {
+      this.sendErrorMessage(channel, "Cannot create an invite to that channel!");
+      return;
+    }
+    channel.createMessage(
+      prepend + `${member.mention} is in the following channel: \`${voice.name}\` ${getInviteLink(invite)}`,
+    );
+  }
+}