Initial commit.

src/events/handle-voice-state-update.ts

@@ -0,0 +1,46 @@
+import { Guild, GuildMember, GuildTextBasedChannel, time, TimestampStyles, VoiceBasedChannel, VoiceState } from 'discord.js';
+import { Database } from '../shared/Database';
+
+export async function handleVoiceStateUpdate(oldState: VoiceState, newState: VoiceState) {
+  // The logChannel declaration being inside is purposeful, as this event is fired a lot for users talking.
+  if (newState.channelId != null && oldState.channelId != null && newState.channelId != oldState.channelId) {
+    const logChannel = await getVoiceLogsChannel(newState.guild);
+    if (!logChannel) return;
+
+    await sendMovedMessage(logChannel, newState.member!, oldState.channel!, newState.channel!);
+  } else if (oldState.channelId == null && newState.channelId != null) {
+    const logChannel = await getVoiceLogsChannel(newState.guild);
+    if (!logChannel) return;
+
+    await sendJoinMessage(logChannel, newState.member!, newState.channel!);
+  } else if (newState.channelId == null && oldState.channelId != null) {
+    const logChannel = await getVoiceLogsChannel(newState.guild);
+    if (!logChannel) return;
+
+    await sendLeftMessage(logChannel, newState.member!, oldState.channel!);
+  }
+}
+
+async function sendJoinMessage(channel: GuildTextBasedChannel, member: GuildMember, voiceChannel: VoiceBasedChannel) {
+  await channel.send(`${member} joined ${voiceChannel} at ${time()}`);
+}
+
+async function sendLeftMessage(channel: GuildTextBasedChannel, member: GuildMember, voiceChannel: VoiceBasedChannel) {
+  await channel.send(`${member} left ${voiceChannel} at ${time()}`);
+}
+
+async function sendMovedMessage(channel: GuildTextBasedChannel, member: GuildMember, oldVoiceChannel: VoiceBasedChannel, newVoiceChannel: VoiceBasedChannel) {
+  await channel.send(`${member} moved from ${oldVoiceChannel} to ${newVoiceChannel} at ${time()}`);
+}
+
+async function getVoiceLogsChannel(guild: Guild): Promise<GuildTextBasedChannel | undefined> {
+  const settings = await Database.getGuildSettings(guild.id);
+
+  if (!settings || !settings.event_logs_channel_id) return;
+
+  const channel = await guild.channels.fetch(settings.event_logs_channel_id);
+
+  if (!channel || !channel.isSendable()) return;
+
+  return channel as GuildTextBasedChannel;
+}