added cancel command

src/discord.ts

@@ -11,7 +11,8 @@ const commands = [
                 type: 4, //INTEGER
                 name: 'teamsize',
                 description: 'size of each team',
-                required: true
+                required: true,
+                min_value: 1
             }
         ]
     },
@@ -28,8 +29,8 @@ const commands = [
         description: 'ready the queue and display team info'
     },
     {
-        name: 'queueinfo',
-        description: 'get info of the current queue'
+        name: 'cancel',
+        description: 'cancels the current queue (must have the Manage Messages permission)'
     },
     {
         name: 'elo',

src/index.ts

@@ -3,7 +3,7 @@ import { Client, Intents } from 'discord.js';
 import * as fs from 'fs';
 import { getPlayerInteraction } from './api';
 import { registerCommands } from './discord';
-import { createQueue, joinQueue, leaveQueue, queueInfo, readyQueue } from './queue';
+import { cancelQueue, createQueue, joinQueue, leaveQueue, queueInfo, readyQueue } from './queue';
 const CLIENT = new Client({ intents: [Intents.FLAGS.GUILDS] });
 
 //init logs with a timestamp
@@ -37,6 +37,8 @@ CLIENT.on('interactionCreate', async interaction => {
             await leaveQueue(interaction);
         else if (interaction.commandName === 'ready')
             await readyQueue(interaction);
+        else if (interaction.commandName === 'cancel')
+            await cancelQueue(interaction);
         else if (interaction.commandName === 'queueinfo')
             await queueInfo(interaction);
         else if (interaction.commandName === 'elo')

src/queue.ts

@@ -1,5 +1,9 @@
-import { info } from "console";
-import { CommandInteraction, GuildMember } from "discord.js";
+/* TODO
+- queue timeout
+    - after 5 mins of inactivity, the queue will close
+*/
+
+import { CommandInteraction, GuildMember, TextChannel } from "discord.js";
 import { shuffle } from "./util";
 
 type queueInfo = {
@@ -26,6 +30,21 @@ function getMember(interaction: CommandInteraction): GuildMember {
     return member;
 }
 
+/**
+ * get the TextChannel of an interaction
+ * @param interaction 
+ * @throws string message if it cannot be read
+ * @returns member
+ */
+function getChannel(interaction: CommandInteraction): TextChannel {
+    let channel = interaction.channel;
+
+    if (!(channel instanceof TextChannel))
+        throw 'Unable to retrieve text channel information, please try again';
+
+    return channel;
+}
+
 /**
  * get the queueInfo of an interaction
  * @param interaction 
@@ -41,6 +60,18 @@ function getInfo(interaction: CommandInteraction): queueInfo {
     return info;
 }
 
+/**
+ * compiles all the get functions above
+ * @param interaction 
+ * @throws string message if it does not exist
+ * @returns object containing each
+ */
+const getAll = (interaction: CommandInteraction) => ({
+        member: getMember(interaction),
+        channel: getChannel(interaction),
+        info: getInfo(interaction)
+    });
+
 /**
  * checks if the interaction data is already in the queue
  * @param interaction 
@@ -48,8 +79,7 @@ function getInfo(interaction: CommandInteraction): queueInfo {
  */
 export function queueContains(interaction: CommandInteraction): boolean {
 
-    let member = getMember(interaction),
-        info = getInfo(interaction);
+    let {member, info} = getAll(interaction);
 
     if (info.players.map(m=>m.id).includes(member.id))
         return true;
@@ -91,8 +121,7 @@ export async function createQueue(interaction: CommandInteraction) {
  */
 export async function joinQueue(interaction: CommandInteraction) {
 
-    let member = getMember(interaction),
-        info = getInfo(interaction);
+    let {member, info} = getAll(interaction);
 
     if (queueContains(interaction))
         throw 'You are already in the active queue';
@@ -112,8 +141,7 @@ export async function joinQueue(interaction: CommandInteraction) {
  */
 export async function leaveQueue(interaction: CommandInteraction) {
 
-    let member = getMember(interaction),
-        info = getInfo(interaction);
+    let {member, info} = getAll(interaction);
 
     if (!queueContains(interaction))
         throw 'You aren\'t in the active queue';
@@ -133,8 +161,7 @@ export async function leaveQueue(interaction: CommandInteraction) {
  */
 export async function readyQueue(interaction: CommandInteraction) {
 
-    let member = getMember(interaction),
-        info = getInfo(interaction),
+    let {member, info} = getAll(interaction),
         {initiator} = info;
 
     if (member.id !== initiator.id)
@@ -168,6 +195,25 @@ export async function readyQueue(interaction: CommandInteraction) {
 
 }
 
+/**
+ * readys a queue from an interaction
+ * @param interaction 
+ * @throws string message if it cannot be reset
+ */
+export async function cancelQueue(interaction: CommandInteraction) {
+
+    let {member, channel} = getAll(interaction);
+
+    if (!member.permissionsIn(channel).has('MANAGE_MESSAGES'))
+        throw 'You do not have permission to run this command';
+
+    //reset queue
+    QUEUE.delete(interaction.channelId);
+
+    await interaction.reply('Queue has been reset');
+
+}
+
 /**
  * sends the queue information from an interaction
  * @param interaction