Add an option to use a specific Discord client

src/cli/util/discord-rpc.ts

@@ -0,0 +1,43 @@
+import createDebug from 'debug';
+import type { Arguments as ParentArguments } from '../../cli.js';
+import { DiscordRpcClient, getAllIpcSockets } from '../../discord/rpc.js';
+import { defaultTitle } from '../../discord/titles.js';
+import { ArgumentsCamelCase, Argv, YargsArguments } from '../../util.js';
+
+const debug = createDebug('cli:util:discord-rpc');
+debug.enabled = true;
+
+export const command = 'discord-rpc';
+export const desc = 'Search for Discord IPC sockets';
+
+export function builder(yargs: Argv<ParentArguments>) {
+    return yargs;
+}
+
+type Arguments = YargsArguments<ReturnType<typeof builder>>;
+
+const CLIENT_ID = defaultTitle.client;
+
+export async function handler(argv: ArgumentsCamelCase<Arguments>) {
+    const sockets = await getAllIpcSockets();
+
+    debug('Found %d Discord IPC sockets', sockets.length, sockets.map(s => s[0]));
+
+    for (const [id, socket] of sockets) {
+        const client = new DiscordRpcClient({ transport: 'ipc', ipc_socket: socket });
+
+        await client.connect(CLIENT_ID);
+        debug('[%d] Connected', id);
+
+        if (client.application) {
+            debug('[%d] Application', id, client.application);
+        }
+        if (client.user) {
+            debug('[%d] User', id, client.user);
+            debug('[%d] User avatar', id,
+                'https://cdn.discordapp.com/avatars/' + client.user.id + '/' + client.user.avatar + '.png');
+        }
+
+        await client.destroy();
+    }
+}

src/cli/util/index.ts

@@ -2,3 +2,4 @@ export * as captureid from './captureid.js';
 export * as validateDiscordTitles from './validate-discord-titles.js';
 export * as exportDiscordTitles from './export-discord-titles.js';
 export * as discordActivity from './discord-activity.js';
+export * as discordRpc from './discord-rpc.js';