Add syncing with google drive (#75)

# Description

Please include a summary of the change and which issue is fixed. Please also include relevant motivation and context. List any dependencies that are required for this change.

- Add command (for admins and whitelisted-users only) to sync the google drive folder

#40

## Type of change

Please delete options that are not relevant.

- [x] New feature (non-breaking change which adds functionality)

# How Has This Been Tested?

Please describe the tests that you ran to verify the changes. Provide instructions so we can reproduce. Please also list any relevant details to your test configuration.

# Checklist

- [ ] My code follows the style guidelines of this project
- [ ] I have performed a self-review of my own code
- [ ] I have commented my code, particularly in hard-to-understand areas
- [ ] I have made corresponding changes to the documentation
- [ ] My changes generate no new warnings
- [ ] I have added tests that provde my fix is effective or that my feature works
- [ ] New and existing unit tests pass locally with my changes
- [ ] Any dependent changes have been merged and published in downstream modules

Reviewed-on: https://gitea.vylpes.xyz/External/card-drop/pulls/75
Reviewed-by: VylpesTester <tester@vylpes.com>
Co-authored-by: Ethan Lane <ethan@vylpes.com>
Co-committed-by: Ethan Lane <ethan@vylpes.com>

src/commands/drop.ts

@@ -17,6 +17,11 @@ export default class Drop extends Command {
     }
 
     public override async execute(interaction: CommandInteraction) {
+        if (!CoreClient.AllowDrops) {
+            await interaction.reply('Bot is currently syncing, please wait until its done.');
+            return;
+        }
+
         const randomCard = await CardDropHelper.GetRandomCard();
 
         const image = readFileSync(randomCard.Path);

src/commands/gdrivesync.ts

@@ -0,0 +1,42 @@
+import { CacheType, CommandInteraction, PermissionsBitField, SlashCommandBuilder } from "discord.js";
+import { Command } from "../type/command";
+import { ExecException, exec } from "child_process";
+import CardSetupFunction from "../Functions/CardSetupFunction";
+import { CoreClient } from "../client/client";
+
+export default class Gdrivesync extends Command {
+    constructor() {
+        super();
+
+        super.CommandBuilder = new SlashCommandBuilder()
+            .setName('gdrivesync')
+            .setDescription('Sync google drive to the bot')
+            .setDefaultMemberPermissions(PermissionsBitField.Flags.Administrator);
+    }
+
+    public override async execute(interaction: CommandInteraction<CacheType>) {
+        if (!interaction.isChatInputCommand()) return;
+
+        const whitelistedUsers = process.env.GDRIVESYNC_WHITELIST!.split(',');
+
+        if (!whitelistedUsers.find(x => x == interaction.user.id)) {
+            await interaction.reply("Only whitelisted users can use this command.");
+            return;
+        }
+
+        await interaction.reply('Syncing, this might take a while...');
+
+        CoreClient.AllowDrops = false;
+
+        exec(`rclone sync card-drop-gdrive: ${process.cwd()}/cards`, async (error: ExecException | null) => {
+            if (error) {
+                await interaction.editReply(`Error while running sync command. Code: ${error.code}`);
+            } else {
+                await CardSetupFunction.Execute();
+                await interaction.editReply('Synced successfully.');
+
+                CoreClient.AllowDrops = true;
+            }
+        });
+    }
+}