Port a commands and utils modules from getting-started

commands.js

@@ -0,0 +1,47 @@
+import { discordRequest } from './utils.js';
+
+export const TEST_COMMAND = {
+  name: 'test',
+  description: 'Basic guild command',
+  type: 1,
+};
+
+export async function hasGuildCommands(appId, guildId, commands) {
+    if (guildId === '' || appId === '') {
+        return;
+    }
+
+    commands.forEach((c) => hasGuildCommand(appId, guildId, c));
+}
+
+async function hasGuildCommand(appId, guildId, command) {
+    const endpoint = `applications/${appId}/guilds/${guildId}/commands`;
+
+    try {
+        const res = await discordRequest(endpoint, { method: 'GET' });
+        const data = await res.json();
+
+        if (data) {
+            const installedNames = data.map((c) => c['name']);
+            // This is just matching on the name, so it's not good for updates
+            if (!installedNames.includes(command['name'])) {
+                console.log(`Installing "${command['name']}"`);
+                installGuildCommand(appId, guildId, command);
+            } else {
+                console.log(`"${command['name']}" command already installed`);
+            }
+        }
+    } catch (err) {
+        console.error(err);
+    }
+}
+
+export async function installGuildCommand(appId, guildId, command) {
+    const endpoint = `applications/${appId}/guilds/${guildId}/commands`;
+
+    try {
+        await discordRequest(endpoint, { method: 'POST', body: command });
+    } catch (err) {
+        console.error(err);
+    }
+}