Fix: Some TS errors that originate from migrating to a newer version of Discord.js or null checks, remove some unnecessary imports

Author: TibixDev

src/commands/command.ts

@@ -5,10 +5,10 @@
  */
 
 import {
-    ApplicationCommandData,
     ButtonInteraction,
     ChatInputCommandInteraction,
     ContextMenuCommandInteraction,
+    RESTPostAPIApplicationCommandsJSONBody,
     SelectMenuInteraction,
 } from "discord.js";
 
@@ -22,7 +22,7 @@ export default abstract class Command {
 
     handleButton?(interaction: ButtonInteraction): Promise<void>;
 
-    abstract data(): ApplicationCommandData[];
+    abstract data(): RESTPostAPIApplicationCommandsJSONBody[];
 
     buttonData?(): Array<string>;
 }

src/commands/commitStatsCommand.ts

@@ -131,12 +131,12 @@ export class CommitStatsCommand extends Command {
                 .addFields(
                     ...userCommits
                         .slice(0, 3)
-                        .filter(({ totalCount }) => totalCount! > 0)
+                        .filter(({ totalCount }) => totalCount !== undefined && totalCount > 0)
                         .map(({ repo, commits, totalCount }, index) => ({
                             name: `${toMedal(index + 1)} **${repo.owner}/${
                                 repo.name
                             }** - **${totalCount?.toLocaleString("en-US")} commit${
-                                totalCount! > 1 ? "s" : ""
+                                totalCount > 1 ? "s" : ""
                             }**`,
                             value: [
                                 ...commits

src/commands/githubCommand.ts

@@ -5,7 +5,6 @@
  */
 
 import {
-    ApplicationCommandData,
     ChatInputCommandInteraction,
     SlashCommandBuilder,
     TextChannel,
@@ -190,7 +189,7 @@ export class GithubCommand extends Command {
 }
 
 export class ReviewList extends Command {
-    override data(): ApplicationCommandData[] {
+    override data() {
         const aliases = ["reviewlist", "prlist"];
 
         const baseCommand = new SlashCommandBuilder()

src/commands/quickLinksCommand.ts

@@ -4,7 +4,7 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-import { ApplicationCommandData, ChatInputCommandInteraction } from "discord.js";
+import { ChatInputCommandInteraction } from "discord.js";
 import Command from "./command";
 
 export class QuickLinksCommand extends Command {
@@ -92,7 +92,7 @@ export class QuickLinksCommand extends Command {
         },
     ];
 
-    override data(): ApplicationCommandData[] {
+    override data() {
         return this.links.map(link => ({
             name: link.name,
             description: link.help,