Add discord rich presence (#72)

src/main/features/core/discord-rpc/index.ts

@@ -0,0 +1,63 @@
+import { Client, SetActivity } from '@xhayper/discord-rpc';
+import { ipcMain } from 'electron';
+
+const FEISHIN_DISCORD_APPLICATION_ID = '1165957668758900787';
+
+let client: Client | null = null;
+
+const createClient = (clientId?: string) => {
+    client = new Client({
+        clientId: clientId || FEISHIN_DISCORD_APPLICATION_ID,
+    });
+
+    client.login();
+
+    return client;
+};
+
+const setActivity = (activity: SetActivity) => {
+    if (client) {
+        client.user?.setActivity({
+            ...activity,
+        });
+    }
+};
+
+const clearActivity = () => {
+    if (client) {
+        client.user?.clearActivity();
+    }
+};
+
+const quit = () => {
+    if (client) {
+        client?.destroy();
+    }
+};
+
+ipcMain.handle('discord-rpc-initialize', (_event, clientId?: string) => {
+    createClient(clientId);
+});
+
+ipcMain.handle('discord-rpc-set-activity', (_event, activity: SetActivity) => {
+    if (client) {
+        setActivity(activity);
+    }
+});
+
+ipcMain.handle('discord-rpc-clear-activity', () => {
+    if (client) {
+        clearActivity();
+    }
+});
+
+ipcMain.handle('discord-rpc-quit', () => {
+    quit();
+});
+
+export const discordRpc = {
+    clearActivity,
+    createClient,
+    quit,
+    setActivity,
+};

src/main/features/core/index.ts

@@ -2,3 +2,4 @@ import './lyrics';
 import './player';
 import './remote';
 import './settings';
+import './discord-rpc';

src/main/preload.ts

@@ -1,5 +1,6 @@
 import { contextBridge } from 'electron';
 import { browser } from './preload/browser';
+import { discordRpc } from './preload/discord-rpc';
 import { ipc } from './preload/ipc';
 import { localSettings } from './preload/local-settings';
 import { lyrics } from './preload/lyrics';
@@ -10,6 +11,7 @@ import { utils } from './preload/utils';
 
 contextBridge.exposeInMainWorld('electron', {
     browser,
+    discordRpc,
     ipc,
     localSettings,
     lyrics,

src/main/preload/discord-rpc.ts

@@ -0,0 +1,28 @@
+import { SetActivity } from '@xhayper/discord-rpc';
+import { ipcRenderer } from 'electron';
+
+const initialize = (clientId: string) => {
+    const client = ipcRenderer.invoke('discord-rpc-initialize', clientId);
+    return client;
+};
+
+const clearActivity = () => {
+    ipcRenderer.invoke('discord-rpc-clear-activity');
+};
+
+const setActivity = (activity: SetActivity) => {
+    ipcRenderer.invoke('discord-rpc-set-activity', activity);
+};
+
+const quit = () => {
+    ipcRenderer.invoke('discord-rpc-quit');
+};
+
+export const discordRpc = {
+    clearActivity,
+    initialize,
+    quit,
+    setActivity,
+};
+
+export type DiscordRpc = typeof discordRpc;