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Code Issues Packages Projects Releases Wiki Activity

feat: create workspace from loading existing exported file (#2122)

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Co-authored-by: Himself65 <himself65@outlook.com>
This commit is contained in:
Peng Xiao
2023-05-09 15:30:01 +08:00
committed by GitHub
parent 5432aae85c
commit 7c2574b1ca
93 changed files with 2999 additions and 1406 deletions
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7
apps/electron/layers/constraints.ts Normal file
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@@ -0,0 +1,7 @@
/* eslint-disable @typescript-eslint/consistent-type-imports */
// This file contains the main process events
// It will guide preload and main process on the correct event types and payloads
export type MainIPCHandlerMap = typeof import('./main/src/exposed').handlers;
export type MainIPCEventMap = typeof import('./main/src/exposed').events;

3
apps/electron/layers/logger.ts
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@@ -1,3 +0,0 @@
import log from 'electron-log';
export const logger = log;

6
apps/electron/layers/main-events.ts
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@@ -1,6 +0,0 @@
// This file contains the main process events
// It will guide preload and main process on the correct event types and payloads
export interface MainEventMap {
'main:on-db-update': (workspaceId: string) => void;
'main:client-update-available': (version: string) => void;
}

226
apps/electron/layers/main/src/__tests__/handlers.spec.ts
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@@ -1,226 +0,0 @@
import assert from 'node:assert';
import path from 'node:path';
import fs from 'fs-extra';
import { afterEach, beforeEach, describe, expect, test, vi } from 'vitest';
import * as Y from 'yjs';
const registeredHandlers = new Map<string, (...args: any[]) => any>();
// common mock dispatcher for ipcMain.handle and app.on
async function dispatch(key: string, ...args: any[]) {
const handler = registeredHandlers.get(key);
assert(handler);
return await handler(null, ...args);
}
const APP_PATH = path.join(__dirname, './tmp');
const browserWindow = {
isDestroyed: () => {
return false;
},
setWindowButtonVisibility: (_v: boolean) => {
// will be stubbed later
},
webContents: {
send: (_type: string, ..._args: any[]) => {
// ...
},
},
};
const ipcMain = {
handle: (key: string, callback: (...args: any[]) => any) => {
registeredHandlers.set(key, callback);
},
};
const nativeTheme = {
themeSource: 'light',
};
function compareBuffer(a: Uint8Array, b: Uint8Array) {
if (a.length !== b.length) {
return false;
}
for (let i = 0; i < a.length; i++) {
if (a[i] !== b[i]) {
return false;
}
}
return true;
}
// dynamically import handlers so that we can inject local variables to mocks
vi.doMock('electron', () => {
return {
app: {
getPath: (name: string) => {
assert(name === 'appData');
return APP_PATH;
},
name: 'affine-test',
on: (name: string, callback: (...args: any[]) => any) => {
registeredHandlers.set(name, callback);
},
},
BrowserWindow: {
getAllWindows: () => {
return [browserWindow];
},
},
nativeTheme: nativeTheme,
ipcMain,
};
});
beforeEach(async () => {
// clean up tmp folder
const { registerHandlers } = await import('../handlers');
registerHandlers();
});
afterEach(async () => {
const { cleanupWorkspaceDBs } = await import('../handlers');
cleanupWorkspaceDBs();
await fs.remove(APP_PATH);
});
describe('ensureWorkspaceDB', () => {
test('should create db file on connection if it does not exist', async () => {
const id = 'test-workspace-id';
const { ensureWorkspaceDB } = await import('../handlers');
const workspaceDB = await ensureWorkspaceDB(id);
const file = workspaceDB.path;
const fileExists = await fs.pathExists(file);
expect(fileExists).toBe(true);
});
});
describe('workspace handlers', () => {
test('list all workspace ids', async () => {
const ids = ['test-workspace-id', 'test-workspace-id-2'];
const { ensureWorkspaceDB } = await import('../handlers');
await Promise.all(ids.map(id => ensureWorkspaceDB(id)));
const list = await dispatch('workspace:list');
expect(list).toEqual(ids);
});
test('delete workspace', async () => {
const ids = ['test-workspace-id', 'test-workspace-id-2'];
const { ensureWorkspaceDB } = await import('../handlers');
await Promise.all(ids.map(id => ensureWorkspaceDB(id)));
await dispatch('workspace:delete', 'test-workspace-id-2');
const list = await dispatch('workspace:list');
expect(list).toEqual(['test-workspace-id']);
});
});
describe('UI handlers', () => {
test('theme-change', async () => {
await dispatch('ui:theme-change', 'dark');
expect(nativeTheme.themeSource).toBe('dark');
await dispatch('ui:theme-change', 'light');
expect(nativeTheme.themeSource).toBe('light');
});
test('sidebar-visibility-change (macOS)', async () => {
vi.stubGlobal('process', { platform: 'darwin' });
const setWindowButtonVisibility = vi.fn();
browserWindow.setWindowButtonVisibility = setWindowButtonVisibility;
await dispatch('ui:sidebar-visibility-change', true);
expect(setWindowButtonVisibility).toBeCalledWith(true);
await dispatch('ui:sidebar-visibility-change', false);
expect(setWindowButtonVisibility).toBeCalledWith(false);
vi.unstubAllGlobals();
});
test('sidebar-visibility-change (non-macOS)', async () => {
vi.stubGlobal('process', { platform: 'linux' });
const setWindowButtonVisibility = vi.fn();
browserWindow.setWindowButtonVisibility = setWindowButtonVisibility;
await dispatch('ui:sidebar-visibility-change', true);
expect(setWindowButtonVisibility).not.toBeCalled();
vi.unstubAllGlobals();
});
});
describe('db handlers', () => {
test('will reconnect on activate', async () => {
const { ensureWorkspaceDB } = await import('../handlers');
const workspaceDB = await ensureWorkspaceDB('test-workspace-id');
const instance = vi.spyOn(workspaceDB, 'reconnectDB');
await dispatch('activate');
expect(instance).toBeCalled();
});
test('apply doc and get doc updates', async () => {
const workspaceId = 'test-workspace-id';
const bin = await dispatch('db:get-doc', workspaceId);
// ? is this a good test?
expect(bin.every((byte: number) => byte === 0)).toBe(true);
const ydoc = new Y.Doc();
const ytext = ydoc.getText('test');
ytext.insert(0, 'hello world');
const bin2 = Y.encodeStateAsUpdate(ydoc);
await dispatch('db:apply-doc-update', workspaceId, bin2);
const bin3 = await dispatch('db:get-doc', workspaceId);
const ydoc2 = new Y.Doc();
Y.applyUpdate(ydoc2, bin3);
const ytext2 = ydoc2.getText('test');
expect(ytext2.toString()).toBe('hello world');
});
test('get non existent doc', async () => {
const workspaceId = 'test-workspace-id';
const bin = await dispatch('db:get-blob', workspaceId, 'non-existent-id');
expect(bin).toBeNull();
});
test('list blobs (empty)', async () => {
const workspaceId = 'test-workspace-id';
const list = await dispatch('db:get-persisted-blobs', workspaceId);
expect(list).toEqual([]);
});
test('CRUD blobs', async () => {
const testBin = new Uint8Array([1, 2, 3, 4, 5]);
const testBin2 = new Uint8Array([6, 7, 8, 9, 10]);
const workspaceId = 'test-workspace-id';
// add blob
await dispatch('db:add-blob', workspaceId, 'testBin', testBin);
// get blob
expect(
compareBuffer(
await dispatch('db:get-blob', workspaceId, 'testBin'),
testBin
)
).toBe(true);
// add another blob
await dispatch('db:add-blob', workspaceId, 'testBin2', testBin2);
expect(
compareBuffer(
await dispatch('db:get-blob', workspaceId, 'testBin2'),
testBin2
)
).toBe(true);
// list blobs
let lists = await dispatch('db:get-persisted-blobs', workspaceId);
expect(lists).toHaveLength(2);
expect(lists).toContain('testBin');
expect(lists).toContain('testBin2');
// delete blob
await dispatch('db:delete-blob', workspaceId, 'testBin');
lists = await dispatch('db:get-persisted-blobs', workspaceId);
expect(lists).toEqual(['testBin2']);
});
});

9
apps/electron/layers/main/src/context.ts
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@@ -1,9 +1,12 @@
import { app } from 'electron';
import path from 'path';
export const appContext = {
appName: app.name,
appDataPath: path.join(app.getPath('appData'), app.name),
get appName() {
return app.name;
},
get appDataPath() {
return app.getPath('sessionData');
},
};
export type AppContext = typeof appContext;

34
apps/electron/layers/main/src/data/export.ts
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@@ -1,34 +0,0 @@
import fs from 'fs-extra';
import { logger } from '../../../logger';
import type { WorkspaceDatabase } from './sqlite';
/**
* Start a backup of the database to the given destination.
*/
export async function exportDatabase(db: WorkspaceDatabase, dest: string) {
await fs.copyFile(db.path, dest);
logger.log('export: ', dest);
}
// export async function startBackup(db: WorkspaceDatabase, dest: string) {
// let timeout: NodeJS.Timeout | null;
// async function backup() {
// await fs.copyFile(db.path, dest);
// logger.log('backup: ', dest);
// }
// backup();
// const _db = await db.sqliteDB$;
// _db.on('change', () => {
// if (timeout) {
// clearTimeout(timeout);
// }
// timeout = setTimeout(async () => {
// await backup();
// timeout = null;
// }, 1000);
// });
// }

7
apps/electron/layers/main/src/data/fs-watch.ts
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@@ -1,7 +0,0 @@
import type { WatchListener } from 'fs-extra';
import fs from 'fs-extra';
export function watchFile(path: string, callback: WatchListener<string>) {
const watcher = fs.watch(path, callback);
return () => watcher.close();
}

34
apps/electron/layers/main/src/data/workspace.ts
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@@ -1,34 +0,0 @@
import path from 'node:path';
import fs from 'fs-extra';
import { logger } from '../../../logger';
import type { AppContext } from '../context';
export async function listWorkspaces(context: AppContext) {
const basePath = path.join(context.appDataPath, 'workspaces');
try {
return fs
.readdir(basePath, {
withFileTypes: true,
})
.then(dirs => dirs.filter(dir => dir.isDirectory()).map(dir => dir.name));
} catch (error) {
logger.error('listWorkspaces', error);
return [];
}
}
export async function deleteWorkspace(context: AppContext, id: string) {
const basePath = path.join(context.appDataPath, 'workspaces', id);
const movedPath = path.join(
context.appDataPath,
'delete-workspaces',
`${id}`
);
try {
return fs.move(basePath, movedPath);
} catch (error) {
logger.error('deleteWorkspace', error);
}
}

26
apps/electron/layers/main/src/events/db.ts Normal file
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import { Subject } from 'rxjs';
import type { MainEventListener } from './type';
export const dbSubjects = {
// emit workspace ids
dbFileMissing: new Subject<string>(),
// emit workspace ids
dbFileUpdate: new Subject<string>(),
};
export const dbEvents = {
onDbFileMissing: (fn: (workspaceId: string) => void) => {
const sub = dbSubjects.dbFileMissing.subscribe(fn);
return () => {
sub.unsubscribe();
};
},
onDbFileUpdate: (fn: (workspaceId: string) => void) => {
const sub = dbSubjects.dbFileUpdate.subscribe(fn);
return () => {
sub.unsubscribe();
};
},
} satisfies Record<string, MainEventListener>;

7
apps/electron/layers/main/src/events/index.ts Normal file
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@@ -0,0 +1,7 @@
export * from './register';
import { dbSubjects } from './db';
export const subjects = {
db: dbSubjects,
};

30
apps/electron/layers/main/src/events/register.ts Normal file
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import { app, BrowserWindow } from 'electron';
import { logger } from '../logger';
import { dbEvents } from './db';
import { updaterEvents } from './updater';
export const allEvents = {
db: dbEvents,
updater: updaterEvents,
};
function getActiveWindows() {
return BrowserWindow.getAllWindows().filter(win => !win.isDestroyed());
}
export function registerEvents() {
// register events
for (const [namespace, namespaceEvents] of Object.entries(allEvents)) {
for (const [key, eventRegister] of Object.entries(namespaceEvents)) {
const subscription = eventRegister((...args: any) => {
const chan = `${namespace}:${key}`;
logger.info('[ipc-event]', chan, args);
getActiveWindows().forEach(win => win.webContents.send(chan, ...args));
});
app.on('before-quit', () => {
subscription();
});
}
}
}

1
apps/electron/layers/main/src/events/type.ts Normal file
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export type MainEventListener = (...args: any[]) => () => void;

21
apps/electron/layers/main/src/events/updater.ts Normal file
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import { Subject } from 'rxjs';
import type { MainEventListener } from './type';
interface UpdateMeta {
version: string;
}
export const updaterSubjects = {
// means it is ready for restart and install the new version
clientUpdateReady: new Subject<UpdateMeta>(),
};
export const updaterEvents = {
onClientUpdateReady: (fn: (versionMeta: UpdateMeta) => void) => {
const sub = updaterSubjects.clientUpdateReady.subscribe(fn);
return () => {
sub.unsubscribe();
};
},
} satisfies Record<string, MainEventListener>;

5
apps/electron/layers/main/src/exposed.ts Normal file
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@@ -0,0 +1,5 @@
import { allEvents as events } from './events';
import { allHandlers as handlers } from './handlers';
// this will be used by preload script to expose all handlers and events to the renderer process
export { events, handlers };

23
apps/electron/layers/main/src/google-auth.ts
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@@ -1,23 +0,0 @@
const redirectUri = 'https://affine.pro/client/auth-callback';
export const oauthEndpoint = `https://accounts.google.com/o/oauth2/v2/auth?client_id=${process.env.AFFINE_GOOGLE_CLIENT_ID}&redirect_uri=${redirectUri}&response_type=code&scope=openid https://www.googleapis.com/auth/userinfo.email profile&access_type=offline&customParameters={"prompt":"select_account"}`;
const tokenEndpoint = 'https://oauth2.googleapis.com/token';
export const getExchangeTokenParams = (code: string) => {
const postData = {
code,
client_id: process.env.AFFINE_GOOGLE_CLIENT_ID || '',
client_secret: process.env.AFFINE_GOOGLE_CLIENT_SECRET || '',
redirect_uri: redirectUri,
grant_type: 'authorization_code',
};
const requestInit: RequestInit = {
method: 'POST',
headers: {
'Content-Type': 'application/x-www-form-urlencoded',
},
body: new URLSearchParams(postData).toString(),
};
return { requestInit, url: tokenEndpoint };
};

232
apps/electron/layers/main/src/handlers.ts
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@@ -1,232 +0,0 @@
import {
app,
BrowserWindow,
dialog,
ipcMain,
nativeTheme,
shell,
} from 'electron';
import { parse } from 'url';
import { logger } from '../../logger';
import { isMacOS } from '../../utils';
import { appContext } from './context';
import { exportDatabase } from './data/export';
import { watchFile } from './data/fs-watch';
import type { WorkspaceDatabase } from './data/sqlite';
import { openWorkspaceDatabase } from './data/sqlite';
import { deleteWorkspace, listWorkspaces } from './data/workspace';
import { getExchangeTokenParams, oauthEndpoint } from './google-auth';
import { sendMainEvent } from './send-main-event';
import { updateClient } from './updater';
let currentWorkspaceId = '';
const dbMapping = new Map<string, WorkspaceDatabase>();
const dbWatchers = new Map<string, () => void>();
const dBLastUse = new Map<string, number>();
export async function ensureWorkspaceDB(id: string) {
let workspaceDB = dbMapping.get(id);
if (!workspaceDB) {
// hmm... potential race condition?
workspaceDB = await openWorkspaceDatabase(appContext, id);
dbMapping.set(id, workspaceDB);
logger.info('watch db file', workspaceDB.path);
dbWatchers.set(
id,
watchFile(workspaceDB.path, (event, filename) => {
const minTime = 1000;
logger.debug(
'db file changed',
event,
filename,
Date.now() - dBLastUse.get(id)!
);
if (Date.now() - dBLastUse.get(id)! < minTime || !filename) {
logger.debug('skip db update');
return;
}
sendMainEvent('main:on-db-update', id);
// handle DB file update by other process
dbWatchers.get(id)?.();
dbMapping.delete(id);
dbWatchers.delete(id);
ensureWorkspaceDB(id);
})
);
}
dBLastUse.set(id, Date.now());
return workspaceDB;
}
export async function cleanupWorkspaceDBs() {
for (const [id, db] of dbMapping) {
logger.info('close db connection', id);
db.destroy();
dbWatchers.get(id)?.();
}
dbMapping.clear();
dbWatchers.clear();
dBLastUse.clear();
}
function registerWorkspaceHandlers() {
ipcMain.handle('workspace:list', async _ => {
logger.info('list workspaces');
return listWorkspaces(appContext);
});
ipcMain.handle('workspace:delete', async (_, id) => {
logger.info('delete workspace', id);
return deleteWorkspace(appContext, id);
});
}
function registerUIHandlers() {
ipcMain.handle('ui:theme-change', async (_, theme) => {
nativeTheme.themeSource = theme;
logger.info('theme change', theme);
});
ipcMain.handle('ui:sidebar-visibility-change', async (_, visible) => {
// todo
// detect if os is macos
if (isMacOS()) {
const windows = BrowserWindow.getAllWindows();
windows.forEach(w => {
// hide window buttons when sidebar is not visible
w.setWindowButtonVisibility(visible);
});
logger.info('sidebar visibility change', visible);
}
});
ipcMain.handle('ui:workspace-change', async (_, workspaceId) => {
logger.info('workspace change', workspaceId);
currentWorkspaceId = workspaceId;
});
// @deprecated
ipcMain.handle('ui:get-google-oauth-code', async () => {
logger.info('starting google sign in ...');
shell.openExternal(oauthEndpoint);
return new Promise((resolve, reject) => {
const handleOpenUrl = async (_: any, url: string) => {
const mainWindow = BrowserWindow.getAllWindows().find(
w => !w.isDestroyed()
);
const urlObj = parse(url.replace('??', '?'), true);
if (!mainWindow || !url.startsWith('affine://auth-callback')) return;
const code = urlObj.query['code'] as string;
if (!code) return;
logger.info('google sign in code received from callback', code);
app.removeListener('open-url', handleOpenUrl);
resolve(getExchangeTokenParams(code));
};
app.on('open-url', handleOpenUrl);
setTimeout(() => {
reject(new Error('Timed out'));
app.removeListener('open-url', handleOpenUrl);
}, 30000);
});
});
ipcMain.handle('main:env-update', async (_, env, value) => {
process.env[env] = value;
});
ipcMain.handle('ui:client-update-install', async () => {
await updateClient();
});
}
function registerDBHandlers() {
app.on('activate', () => {
for (const [_, workspaceDB] of dbMapping) {
workspaceDB.reconnectDB();
}
});
ipcMain.handle('db:get-doc', async (_, id) => {
logger.log('main: get doc', id);
const workspaceDB = await ensureWorkspaceDB(id);
return workspaceDB.getEncodedDocUpdates();
});
ipcMain.handle('db:apply-doc-update', async (_, id, update) => {
logger.log('main: apply doc update', id);
const workspaceDB = await ensureWorkspaceDB(id);
return workspaceDB.applyUpdate(update);
});
ipcMain.handle('db:add-blob', async (_, workspaceId, key, data) => {
logger.log('main: add blob', workspaceId, key);
const workspaceDB = await ensureWorkspaceDB(workspaceId);
return workspaceDB.addBlob(key, data);
});
ipcMain.handle('db:get-blob', async (_, workspaceId, key) => {
logger.log('main: get blob', workspaceId, key);
const workspaceDB = await ensureWorkspaceDB(workspaceId);
return workspaceDB.getBlob(key);
});
ipcMain.handle('db:get-persisted-blobs', async (_, workspaceId) => {
logger.log('main: get persisted blob keys', workspaceId);
const workspaceDB = await ensureWorkspaceDB(workspaceId);
return workspaceDB.getPersistentBlobKeys();
});
ipcMain.handle('db:delete-blob', async (_, workspaceId, key) => {
logger.log('main: delete blob', workspaceId, key);
const workspaceDB = await ensureWorkspaceDB(workspaceId);
return workspaceDB.deleteBlob(key);
});
ipcMain.handle('ui:open-db-folder', async _ => {
const workspaceDB = await ensureWorkspaceDB(currentWorkspaceId);
logger.log('main: open db folder', workspaceDB.path);
shell.showItemInFolder(workspaceDB.path);
});
ipcMain.handle('ui:open-load-db-file-dialog', async () => {
// todo
});
ipcMain.handle('ui:open-save-db-file-dialog', async () => {
logger.log('main: open save db file dialog', currentWorkspaceId);
const workspaceDB = await ensureWorkspaceDB(currentWorkspaceId);
const ret = await dialog.showSaveDialog({
properties: ['showOverwriteConfirmation'],
title: 'Save Workspace',
buttonLabel: 'Save',
defaultPath: currentWorkspaceId + '.db',
message: 'Save Workspace as SQLite Database',
});
const filePath = ret.filePath;
if (ret.canceled || !filePath) {
return null;
}
await exportDatabase(workspaceDB, filePath);
shell.showItemInFolder(filePath);
return filePath;
});
}
export const registerHandlers = () => {
registerWorkspaceHandlers();
registerUIHandlers();
registerDBHandlers();
};

0
apps/electron/layers/main/src/__tests__/.gitignore → apps/electron/layers/main/src/handlers/__tests__/.gitignore vendored
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472
apps/electron/layers/main/src/handlers/__tests__/handlers.spec.ts Normal file
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@@ -0,0 +1,472 @@
import assert from 'node:assert';
import path from 'node:path';
import fs from 'fs-extra';
import { afterEach, beforeEach, describe, expect, test, vi } from 'vitest';
import * as Y from 'yjs';
import type { MainIPCHandlerMap } from '../../../../constraints';
const registeredHandlers = new Map<
string,
((...args: any[]) => Promise<any>)[]
>();
const delay = (ms: number) => new Promise(r => setTimeout(r, ms));
type WithoutFirstParameter<T> = T extends (_: any, ...args: infer P) => infer R
? (...args: P) => R
: T;
// common mock dispatcher for ipcMain.handle AND app.on
// alternatively, we can use single parameter for T & F, eg, dispatch('workspace:list'),
// however this is too hard to be typed correctly
async function dispatch<
T extends keyof MainIPCHandlerMap,
F extends keyof MainIPCHandlerMap[T]
>(
namespace: T,
functionName: F,
// @ts-ignore
...args: Parameters<WithoutFirstParameter<MainIPCHandlerMap[T][F]>>
): // @ts-ignore
ReturnType<MainIPCHandlerMap[T][F]> {
// @ts-ignore
const handlers = registeredHandlers.get(namespace + ':' + functionName);
assert(handlers);
// we only care about the first handler here
return await handlers[0](null, ...args);
}
const SESSION_DATA_PATH = path.join(__dirname, './tmp', 'affine-test');
const browserWindow = {
isDestroyed: () => {
return false;
},
setWindowButtonVisibility: (_v: boolean) => {
// will be stubbed later
},
webContents: {
send: (_type: string, ..._args: any[]) => {
// will be stubbed later
},
},
};
const ipcMain = {
handle: (key: string, callback: (...args: any[]) => Promise<any>) => {
const handlers = registeredHandlers.get(key) || [];
handlers.push(callback);
registeredHandlers.set(key, handlers);
},
};
const nativeTheme = {
themeSource: 'light',
};
function compareBuffer(a: Uint8Array | null, b: Uint8Array | null) {
if (
(a === null && b === null) ||
a === null ||
b === null ||
a.length !== b.length
) {
return false;
}
for (let i = 0; i < a.length; i++) {
if (a[i] !== b[i]) {
return false;
}
}
return true;
}
const electronModule = {
app: {
getPath: (name: string) => {
assert(name === 'sessionData');
return SESSION_DATA_PATH;
},
name: 'affine-test',
on: (name: string, callback: (...args: any[]) => any) => {
const handlers = registeredHandlers.get(name) || [];
handlers.push(callback);
registeredHandlers.set(name, handlers);
},
},
BrowserWindow: {
getAllWindows: () => {
return [browserWindow];
},
},
nativeTheme: nativeTheme,
ipcMain,
shell: {} as Partial<Electron.Shell>,
dialog: {} as Partial<Electron.Dialog>,
};
// dynamically import handlers so that we can inject local variables to mocks
vi.doMock('electron', () => {
return electronModule;
});
beforeEach(async () => {
const { registerHandlers } = await import('../register');
registerHandlers();
// should also register events
const { registerEvents } = await import('../../events');
registerEvents();
});
afterEach(async () => {
const { cleanupSQLiteDBs } = await import('../db/ensure-db');
await cleanupSQLiteDBs();
await fs.remove(SESSION_DATA_PATH);
// reset registered handlers
registeredHandlers.get('before-quit')?.forEach(fn => fn());
});
describe('ensureSQLiteDB', () => {
test('should create db file on connection if it does not exist', async () => {
const id = 'test-workspace-id';
const { ensureSQLiteDB } = await import('../db/ensure-db');
const workspaceDB = await ensureSQLiteDB(id);
const file = workspaceDB.path;
const fileExists = await fs.pathExists(file);
expect(fileExists).toBe(true);
});
test('when db file is removed', async () => {
// stub webContents.send
const sendStub = vi.fn();
browserWindow.webContents.send = sendStub;
const id = 'test-workspace-id';
const { ensureSQLiteDB } = await import('../db/ensure-db');
let workspaceDB = await ensureSQLiteDB(id);
const file = workspaceDB.path;
const fileExists = await fs.pathExists(file);
expect(fileExists).toBe(true);
await fs.remove(file);
// wait for 1000ms for file watcher to detect file removal
await delay(2000);
expect(sendStub).toBeCalledWith('db:onDbFileMissing', id);
// ensureSQLiteDB should recreate the db file
workspaceDB = await ensureSQLiteDB(id);
const fileExists2 = await fs.pathExists(file);
expect(fileExists2).toBe(true);
});
test('when db file is updated', async () => {
// stub webContents.send
const sendStub = vi.fn();
browserWindow.webContents.send = sendStub;
const id = 'test-workspace-id';
const { ensureSQLiteDB } = await import('../db/ensure-db');
const workspaceDB = await ensureSQLiteDB(id);
const file = workspaceDB.path;
const fileExists = await fs.pathExists(file);
expect(fileExists).toBe(true);
// wait to make sure
await delay(500);
// writes some data to the db file
await fs.appendFile(file, 'random-data', { encoding: 'binary' });
// write again
await fs.appendFile(file, 'random-data', { encoding: 'binary' });
// wait for 200ms for file watcher to detect file change
await delay(2000);
expect(sendStub).toBeCalledWith('db:onDbFileUpdate', id);
// should only call once for multiple writes
expect(sendStub).toBeCalledTimes(1);
});
});
describe('workspace handlers', () => {
test('list all workspace ids', async () => {
const ids = ['test-workspace-id', 'test-workspace-id-2'];
const { ensureSQLiteDB } = await import('../db/ensure-db');
await Promise.all(ids.map(id => ensureSQLiteDB(id)));
const list = await dispatch('workspace', 'list');
expect(list.map(([id]) => id)).toEqual(ids);
});
test('delete workspace', async () => {
const ids = ['test-workspace-id', 'test-workspace-id-2'];
const { ensureSQLiteDB } = await import('../db/ensure-db');
await Promise.all(ids.map(id => ensureSQLiteDB(id)));
await dispatch('workspace', 'delete', 'test-workspace-id-2');
const list = await dispatch('workspace', 'list');
expect(list.map(([id]) => id)).toEqual(['test-workspace-id']);
});
});
describe('UI handlers', () => {
test('theme-change', async () => {
await dispatch('ui', 'handleThemeChange', 'dark');
expect(nativeTheme.themeSource).toBe('dark');
await dispatch('ui', 'handleThemeChange', 'light');
expect(nativeTheme.themeSource).toBe('light');
});
test('sidebar-visibility-change (macOS)', async () => {
vi.stubGlobal('process', { platform: 'darwin' });
const setWindowButtonVisibility = vi.fn();
browserWindow.setWindowButtonVisibility = setWindowButtonVisibility;
await dispatch('ui', 'handleSidebarVisibilityChange', true);
expect(setWindowButtonVisibility).toBeCalledWith(true);
await dispatch('ui', 'handleSidebarVisibilityChange', false);
expect(setWindowButtonVisibility).toBeCalledWith(false);
vi.unstubAllGlobals();
});
test('sidebar-visibility-change (non-macOS)', async () => {
vi.stubGlobal('process', { platform: 'linux' });
const setWindowButtonVisibility = vi.fn();
browserWindow.setWindowButtonVisibility = setWindowButtonVisibility;
await dispatch('ui', 'handleSidebarVisibilityChange', true);
expect(setWindowButtonVisibility).not.toBeCalled();
vi.unstubAllGlobals();
});
});
describe('db handlers', () => {
test('apply doc and get doc updates', async () => {
const workspaceId = 'test-workspace-id';
const bin = await dispatch('db', 'getDocAsUpdates', workspaceId);
// ? is this a good test?
expect(bin.every((byte: number) => byte === 0)).toBe(true);
const ydoc = new Y.Doc();
const ytext = ydoc.getText('test');
ytext.insert(0, 'hello world');
const bin2 = Y.encodeStateAsUpdate(ydoc);
await dispatch('db', 'applyDocUpdate', workspaceId, bin2);
const bin3 = await dispatch('db', 'getDocAsUpdates', workspaceId);
const ydoc2 = new Y.Doc();
Y.applyUpdate(ydoc2, bin3);
const ytext2 = ydoc2.getText('test');
expect(ytext2.toString()).toBe('hello world');
});
test('get non existent blob', async () => {
const workspaceId = 'test-workspace-id';
const bin = await dispatch('db', 'getBlob', workspaceId, 'non-existent-id');
expect(bin).toBeNull();
});
test('list blobs (empty)', async () => {
const workspaceId = 'test-workspace-id';
const list = await dispatch('db', 'getPersistedBlobs', workspaceId);
expect(list).toEqual([]);
});
test('CRUD blobs', async () => {
const testBin = new Uint8Array([1, 2, 3, 4, 5]);
const testBin2 = new Uint8Array([6, 7, 8, 9, 10]);
const workspaceId = 'test-workspace-id';
// add blob
await dispatch('db', 'addBlob', workspaceId, 'testBin', testBin);
// get blob
expect(
compareBuffer(
await dispatch('db', 'getBlob', workspaceId, 'testBin'),
testBin
)
).toBe(true);
// add another blob
await dispatch('db', 'addBlob', workspaceId, 'testBin2', testBin2);
expect(
compareBuffer(
await dispatch('db', 'getBlob', workspaceId, 'testBin2'),
testBin2
)
).toBe(true);
// list blobs
let lists = await dispatch('db', 'getPersistedBlobs', workspaceId);
expect(lists).toHaveLength(2);
expect(lists).toContain('testBin');
expect(lists).toContain('testBin2');
// delete blob
await dispatch('db', 'deleteBlob', workspaceId, 'testBin');
lists = await dispatch('db', 'getPersistedBlobs', workspaceId);
expect(lists).toEqual(['testBin2']);
});
});
describe('dialog handlers', () => {
test('revealDBFile', async () => {
const mockShowItemInFolder = vi.fn();
electronModule.shell.showItemInFolder = mockShowItemInFolder;
const id = 'test-workspace-id';
const { ensureSQLiteDB } = await import('../db/ensure-db');
const db = await ensureSQLiteDB(id);
await dispatch('dialog', 'revealDBFile', id);
expect(mockShowItemInFolder).toBeCalledWith(db.path);
});
test('saveDBFileAs (skipped)', async () => {
const mockShowSaveDialog = vi.fn(() => {
return { filePath: undefined };
}) as any;
const mockShowItemInFolder = vi.fn();
electronModule.dialog.showSaveDialog = mockShowSaveDialog;
electronModule.shell.showItemInFolder = mockShowItemInFolder;
const id = 'test-workspace-id';
const { ensureSQLiteDB } = await import('../db/ensure-db');
await ensureSQLiteDB(id);
await dispatch('dialog', 'saveDBFileAs', id);
expect(mockShowSaveDialog).toBeCalled();
expect(mockShowItemInFolder).not.toBeCalled();
});
test('saveDBFileAs', async () => {
const newSavedPath = path.join(SESSION_DATA_PATH, 'saved-to');
const mockShowSaveDialog = vi.fn(() => {
return { filePath: newSavedPath };
}) as any;
const mockShowItemInFolder = vi.fn();
electronModule.dialog.showSaveDialog = mockShowSaveDialog;
electronModule.shell.showItemInFolder = mockShowItemInFolder;
const id = 'test-workspace-id';
const { ensureSQLiteDB } = await import('../db/ensure-db');
await ensureSQLiteDB(id);
await dispatch('dialog', 'saveDBFileAs', id);
expect(mockShowSaveDialog).toBeCalled();
expect(mockShowItemInFolder).toBeCalledWith(newSavedPath);
// check if file is saved to new path
expect(await fs.exists(newSavedPath)).toBe(true);
});
test('loadDBFile (skipped)', async () => {
const mockShowOpenDialog = vi.fn(() => {
return { filePaths: undefined };
}) as any;
electronModule.dialog.showOpenDialog = mockShowOpenDialog;
const res = await dispatch('dialog', 'loadDBFile');
expect(mockShowOpenDialog).toBeCalled();
expect(res.canceled).toBe(true);
});
test('loadDBFile (error, in app-data)', async () => {
const mockShowOpenDialog = vi.fn(() => {
return {
filePaths: [path.join(SESSION_DATA_PATH, 'workspaces')],
};
}) as any;
electronModule.dialog.showOpenDialog = mockShowOpenDialog;
const res = await dispatch('dialog', 'loadDBFile');
expect(mockShowOpenDialog).toBeCalled();
expect(res.error).toBe('DB_FILE_PATH_INVALID');
});
test('loadDBFile (error, not a valid db file)', async () => {
// create a random db file
const basePath = path.join(SESSION_DATA_PATH, 'random-path');
const dbPath = path.join(basePath, 'xxx.db');
await fs.ensureDir(basePath);
await fs.writeFile(dbPath, 'hello world');
const mockShowOpenDialog = vi.fn(() => {
return { filePaths: [dbPath] };
}) as any;
electronModule.dialog.showOpenDialog = mockShowOpenDialog;
const res = await dispatch('dialog', 'loadDBFile');
expect(mockShowOpenDialog).toBeCalled();
expect(res.error).toBe('DB_FILE_INVALID');
});
test('loadDBFile', async () => {
// we use ensureSQLiteDB to create a valid db file
const id = 'test-workspace-id';
const { ensureSQLiteDB } = await import('../db/ensure-db');
const db = await ensureSQLiteDB(id);
// copy db file to dbPath
const basePath = path.join(SESSION_DATA_PATH, 'random-path');
const originDBFilePath = path.join(basePath, 'xxx.db');
await fs.ensureDir(basePath);
await fs.copyFile(db.path, originDBFilePath);
// remove db
await fs.remove(db.path);
// try load originDBFilePath
const mockShowOpenDialog = vi.fn(() => {
return { filePaths: [originDBFilePath] };
}) as any;
electronModule.dialog.showOpenDialog = mockShowOpenDialog;
const res = await dispatch('dialog', 'loadDBFile');
expect(mockShowOpenDialog).toBeCalled();
expect(res.workspaceId).not.toBeUndefined();
const importedDb = await ensureSQLiteDB(res.workspaceId!);
expect(await fs.realpath(importedDb.path)).toBe(originDBFilePath);
expect(importedDb.path).not.toBe(originDBFilePath);
// try load it again, will trigger error (db file already loaded)
const res2 = await dispatch('dialog', 'loadDBFile');
expect(res2.error).toBe('DB_FILE_ALREADY_LOADED');
});
test('moveDBFile', async () => {
const newPath = path.join(SESSION_DATA_PATH, 'affine-test', 'xxx');
const mockShowSaveDialog = vi.fn(() => {
return { filePath: newPath };
}) as any;
electronModule.dialog.showSaveDialog = mockShowSaveDialog;
const id = 'test-workspace-id';
const { ensureSQLiteDB } = await import('../db/ensure-db');
await ensureSQLiteDB(id);
const res = await dispatch('dialog', 'moveDBFile', id);
expect(mockShowSaveDialog).toBeCalled();
expect(res.filePath).toBe(newPath);
});
test('moveDBFile (skipped)', async () => {
const mockShowSaveDialog = vi.fn(() => {
return { filePath: null };
}) as any;
electronModule.dialog.showSaveDialog = mockShowSaveDialog;
const id = 'test-workspace-id';
const { ensureSQLiteDB } = await import('../db/ensure-db');
await ensureSQLiteDB(id);
const res = await dispatch('dialog', 'moveDBFile', id);
expect(mockShowSaveDialog).toBeCalled();
expect(res.filePath).toBe(undefined);
});
});

89
apps/electron/layers/main/src/handlers/db/ensure-db.ts Normal file
View File

@@ -0,0 +1,89 @@
import { watch } from 'chokidar';
import { appContext } from '../../context';
import { subjects } from '../../events';
import { logger } from '../../logger';
import { debounce, ts } from '../../utils';
import type { WorkspaceSQLiteDB } from './sqlite';
import { openWorkspaceDatabase } from './sqlite';
const dbMapping = new Map<string, Promise<WorkspaceSQLiteDB>>();
const dbWatchers = new Map<string, () => void>();
// if we removed the file, we will stop watching it
function startWatchingDBFile(db: WorkspaceSQLiteDB) {
if (dbWatchers.has(db.workspaceId)) {
return dbWatchers.get(db.workspaceId);
}
logger.info('watch db file', db.path);
const watcher = watch(db.path);
const debounceOnChange = debounce(() => {
logger.info(
'db file changed on disk',
db.workspaceId,
ts() - db.lastUpdateTime,
'ms'
);
// reconnect db
db.reconnectDB();
subjects.db.dbFileUpdate.next(db.workspaceId);
}, 1000);
watcher.on('change', () => {
const currentTime = ts();
if (currentTime - db.lastUpdateTime > 100) {
debounceOnChange();
}
});
dbWatchers.set(db.workspaceId, () => {
watcher.close();
});
// todo: there is still a possibility that the file is deleted
// but we didn't get the event soon enough and another event tries to
// access the db
watcher.on('unlink', () => {
logger.info('db file missing', db.workspaceId);
subjects.db.dbFileMissing.next(db.workspaceId);
// cleanup
watcher.close().then(() => {
db.destroy();
dbWatchers.delete(db.workspaceId);
dbMapping.delete(db.workspaceId);
});
});
}
export async function ensureSQLiteDB(id: string) {
let workspaceDB = dbMapping.get(id);
if (!workspaceDB) {
logger.info('[ensureSQLiteDB] open db connection', id);
workspaceDB = openWorkspaceDatabase(appContext, id);
dbMapping.set(id, workspaceDB);
startWatchingDBFile(await workspaceDB);
}
return await workspaceDB;
}
export async function disconnectSQLiteDB(id: string) {
const dbp = dbMapping.get(id);
if (dbp) {
const db = await dbp;
logger.info('close db connection', id);
db.destroy();
dbWatchers.get(id)?.();
dbWatchers.delete(id);
dbMapping.delete(id);
}
}
export async function cleanupSQLiteDBs() {
for (const [id] of dbMapping) {
logger.info('close db connection', id);
await disconnectSQLiteDB(id);
}
dbMapping.clear();
dbWatchers.clear();
}

33
apps/electron/layers/main/src/handlers/db/index.ts Normal file
View File

@@ -0,0 +1,33 @@
import { appContext } from '../../context';
import type { NamespaceHandlers } from '../type';
import { ensureSQLiteDB } from './ensure-db';
export const dbHandlers = {
getDocAsUpdates: async (_, id: string) => {
const workspaceDB = await ensureSQLiteDB(id);
return workspaceDB.getDocAsUpdates();
},
applyDocUpdate: async (_, id: string, update: Uint8Array) => {
const workspaceDB = await ensureSQLiteDB(id);
return workspaceDB.applyUpdate(update);
},
addBlob: async (_, workspaceId: string, key: string, data: Uint8Array) => {
const workspaceDB = await ensureSQLiteDB(workspaceId);
return workspaceDB.addBlob(key, data);
},
getBlob: async (_, workspaceId: string, key: string) => {
const workspaceDB = await ensureSQLiteDB(workspaceId);
return workspaceDB.getBlob(key);
},
deleteBlob: async (_, workspaceId: string, key: string) => {
const workspaceDB = await ensureSQLiteDB(workspaceId);
return workspaceDB.deleteBlob(key);
},
getPersistedBlobs: async (_, workspaceId: string) => {
const workspaceDB = await ensureSQLiteDB(workspaceId);
return workspaceDB.getPersistentBlobKeys();
},
getDefaultStorageLocation: async () => {
return appContext.appDataPath;
},
} satisfies NamespaceHandlers;

121
apps/electron/layers/main/src/data/sqlite.ts → apps/electron/layers/main/src/handlers/db/sqlite.ts
View File

@@ -5,8 +5,9 @@ import sqlite from 'better-sqlite3';
import fs from 'fs-extra';
import * as Y from 'yjs';
import { logger } from '../../../logger';
import type { AppContext } from '../context';
import type { AppContext } from '../../context';
import { logger } from '../../logger';
import { ts } from '../../utils';
const schemas = [
`CREATE TABLE IF NOT EXISTS "updates" (
@@ -33,46 +34,68 @@ interface BlobRow {
timestamp: string;
}
export class WorkspaceDatabase {
sqliteDB: Database;
const SQLITE_ORIGIN = Symbol('sqlite-origin');
export class WorkspaceSQLiteDB {
db: Database;
ydoc = new Y.Doc();
firstConnect = false;
lastUpdateTime = ts();
constructor(public path: string) {
this.sqliteDB = this.reconnectDB();
constructor(public path: string, public workspaceId: string) {
this.db = this.reconnectDB();
}
// release resources
destroy = () => {
this.sqliteDB?.close();
this.db?.close();
this.ydoc.destroy();
};
getWorkspaceName = () => {
return this.ydoc.getMap('space:meta').get('name') as string;
};
reconnectDB = () => {
logger.log('open db', this.path);
if (this.sqliteDB) {
this.sqliteDB.close();
logger.log('open db', this.workspaceId);
if (this.db) {
this.db.close();
}
// use cached version?
const db = (this.sqliteDB = sqlite(this.path));
const db = (this.db = sqlite(this.path));
db.exec(schemas.join(';'));
if (!this.firstConnect) {
this.ydoc.on('update', this.addUpdateToSQLite);
this.ydoc.on('update', (update: Uint8Array, origin) => {
if (origin !== SQLITE_ORIGIN) {
this.addUpdateToSQLite(update);
}
});
}
const updates = this.getUpdates();
updates.forEach(update => {
Y.applyUpdate(this.ydoc, update.data);
Y.transact(this.ydoc, () => {
const updates = this.getUpdates();
updates.forEach(update => {
// give SQLITE_ORIGIN to skip self update
Y.applyUpdate(this.ydoc, update.data, SQLITE_ORIGIN);
});
});
this.lastUpdateTime = ts();
if (this.firstConnect) {
logger.info('db reconnected', this.workspaceId);
} else {
logger.info('db connected', this.workspaceId);
}
this.firstConnect = true;
return db;
};
getEncodedDocUpdates = () => {
getDocAsUpdates = () => {
return Y.encodeStateAsUpdate(this.ydoc);
};
@@ -80,18 +103,23 @@ export class WorkspaceDatabase {
// after that, the update is added to the db
applyUpdate = (data: Uint8Array) => {
Y.applyUpdate(this.ydoc, data);
// todo: trim the updates when the number of records is too large
// 1. store the current ydoc state in the db
// 2. then delete the old updates
// yjs-idb will always trim the db for the first time after DB is loaded
this.lastUpdateTime = ts();
logger.debug('applyUpdate', this.workspaceId, this.lastUpdateTime);
};
addBlob = (key: string, data: Uint8Array) => {
this.lastUpdateTime = ts();
try {
const statement = this.sqliteDB.prepare(
const statement = this.db.prepare(
'INSERT INTO blobs (key, data) VALUES (?, ?) ON CONFLICT(key) DO UPDATE SET data = ?'
);
statement.run(key, data, data);
return key;
} catch (error) {
logger.error('addBlob', error);
}
@@ -99,9 +127,7 @@ export class WorkspaceDatabase {
getBlob = (key: string) => {
try {
const statement = this.sqliteDB.prepare(
'SELECT data FROM blobs WHERE key = ?'
);
const statement = this.db.prepare('SELECT data FROM blobs WHERE key = ?');
const row = statement.get(key) as BlobRow;
if (!row) {
return null;
@@ -114,10 +140,9 @@ export class WorkspaceDatabase {
};
deleteBlob = (key: string) => {
this.lastUpdateTime = ts();
try {
const statement = this.sqliteDB.prepare(
'DELETE FROM blobs WHERE key = ?'
);
const statement = this.db.prepare('DELETE FROM blobs WHERE key = ?');
statement.run(key);
} catch (error) {
logger.error('deleteBlob', error);
@@ -126,7 +151,7 @@ export class WorkspaceDatabase {
getPersistentBlobKeys = () => {
try {
const statement = this.sqliteDB.prepare('SELECT key FROM blobs');
const statement = this.db.prepare('SELECT key FROM blobs');
const rows = statement.all() as BlobRow[];
return rows.map(row => row.key);
} catch (error) {
@@ -137,7 +162,7 @@ export class WorkspaceDatabase {
private getUpdates = () => {
try {
const statement = this.sqliteDB.prepare('SELECT * FROM updates');
const statement = this.db.prepare('SELECT * FROM updates');
const rows = statement.all() as UpdateRow[];
return rows;
} catch (error) {
@@ -150,25 +175,57 @@ export class WorkspaceDatabase {
private addUpdateToSQLite = (data: Uint8Array) => {
try {
const start = performance.now();
const statement = this.sqliteDB.prepare(
const statement = this.db.prepare(
'INSERT INTO updates (data) VALUES (?)'
);
statement.run(data);
logger.debug('addUpdateToSQLite', performance.now() - start, 'ms');
logger.debug(
'addUpdateToSQLite',
this.workspaceId,
'length:',
data.length,
performance.now() - start,
'ms'
);
} catch (error) {
logger.error('addUpdateToSQLite', error);
}
};
}
export async function openWorkspaceDatabase(
export async function getWorkspaceDBPath(
context: AppContext,
workspaceId: string
) {
const basePath = path.join(context.appDataPath, 'workspaces', workspaceId);
// hmmm.... blocking api but it should be fine, right?
await fs.ensureDir(basePath);
const dbPath = path.join(basePath, 'storage.db');
return new WorkspaceDatabase(dbPath);
return path.join(basePath, 'storage.db');
}
export async function openWorkspaceDatabase(
context: AppContext,
workspaceId: string
) {
const dbPath = await getWorkspaceDBPath(context, workspaceId);
return new WorkspaceSQLiteDB(dbPath, workspaceId);
}
export function isValidDBFile(path: string) {
try {
const db = sqlite(path);
// check if db has two tables, one for updates and onefor blobs
const statement = db.prepare(
`SELECT name FROM sqlite_schema WHERE type='table'`
);
const rows = statement.all() as { name: string }[];
const tableNames = rows.map(row => row.name);
if (!tableNames.includes('updates') || !tableNames.includes('blobs')) {
return false;
}
db.close();
return true;
} catch (error) {
logger.error('isValidDBFile', error);
return false;
}
}

293
apps/electron/layers/main/src/handlers/dialog/dialog.ts Normal file
View File

@@ -0,0 +1,293 @@
import path from 'node:path';
import { dialog, shell } from 'electron';
import fs from 'fs-extra';
import { nanoid } from 'nanoid';
import { appContext } from '../../context';
import { logger } from '../../logger';
import { ensureSQLiteDB } from '../db/ensure-db';
import { getWorkspaceDBPath, isValidDBFile } from '../db/sqlite';
import { listWorkspaces } from '../workspace/workspace';
// NOTE:
// we are using native dialogs because HTML dialogs do not give full file paths
export async function revealDBFile(workspaceId: string) {
const workspaceDB = await ensureSQLiteDB(workspaceId);
shell.showItemInFolder(workspaceDB.path);
}
// provide a backdoor to set dialog path for testing in playwright
interface FakeDialogResult {
canceled?: boolean;
filePath?: string;
filePaths?: string[];
}
// result will be used in the next call to showOpenDialog
// if it is being read once, it will be reset to undefined
let fakeDialogResult: FakeDialogResult | undefined = undefined;
function getFakedResult() {
const result = fakeDialogResult;
fakeDialogResult = undefined;
return result;
}
export function setFakeDialogResult(result: FakeDialogResult | undefined) {
fakeDialogResult = result;
// for convenience, we will fill filePaths with filePath if it is not set
if (result?.filePaths === undefined && result?.filePath !== undefined) {
result.filePaths = [result.filePath];
}
}
const ErrorMessages = [
'DB_FILE_ALREADY_LOADED',
'DB_FILE_PATH_INVALID',
'DB_FILE_INVALID',
'UNKNOWN_ERROR',
] as const;
type ErrorMessage = (typeof ErrorMessages)[number];
interface SaveDBFileResult {
filePath?: string;
canceled?: boolean;
error?: ErrorMessage;
}
/**
* This function is called when the user clicks the "Save" button in the "Save Workspace" dialog.
*
* It will just copy the file to the given path
*/
export async function saveDBFileAs(
workspaceId: string
): Promise<SaveDBFileResult> {
try {
const db = await ensureSQLiteDB(workspaceId);
const ret =
getFakedResult() ??
(await dialog.showSaveDialog({
properties: ['showOverwriteConfirmation'],
title: 'Save Workspace',
showsTagField: false,
buttonLabel: 'Save',
defaultPath: `${db.getWorkspaceName()}_${workspaceId}.db`,
message: 'Save Workspace as a SQLite Database file',
}));
const filePath = ret.filePath;
if (ret.canceled || !filePath) {
return {
canceled: true,
};
}
await fs.copyFile(db.path, filePath);
logger.log('saved', filePath);
shell.showItemInFolder(filePath);
return { filePath };
} catch (err) {
logger.error('saveDBFileAs', err);
return {
error: 'UNKNOWN_ERROR',
};
}
}
interface SelectDBFileLocationResult {
filePath?: string;
error?: ErrorMessage;
canceled?: boolean;
}
export async function selectDBFileLocation(): Promise<SelectDBFileLocationResult> {
try {
const ret =
getFakedResult() ??
(await dialog.showSaveDialog({
properties: ['showOverwriteConfirmation'],
title: 'Set database location',
showsTagField: false,
buttonLabel: 'Select',
defaultPath: `workspace-storage.db`,
message: "Select a location to store the workspace's database file",
}));
const filePath = ret.filePath;
if (ret.canceled || !filePath) {
return {
canceled: true,
};
}
// the same db file cannot be loaded twice
if (await dbFileAlreadyLoaded(filePath)) {
return {
error: 'DB_FILE_ALREADY_LOADED',
};
}
return { filePath };
} catch (err) {
logger.error('selectDBFileLocation', err);
return {
error: (err as any).message,
};
}
}
interface LoadDBFileResult {
workspaceId?: string;
error?: ErrorMessage;
canceled?: boolean;
}
/**
* This function is called when the user clicks the "Load" button in the "Load Workspace" dialog.
*
* It will
* - symlink the source db file to a new workspace id to app-data
* - return the new workspace id
*
* eg, it will create a new folder in app-data:
* <app-data>/<app-name>/workspaces/<workspace-id>/storage.db
*
* On the renderer side, after the UI got a new workspace id, it will
* update the local workspace id list and then connect to it.
*
*/
export async function loadDBFile(): Promise<LoadDBFileResult> {
try {
const ret =
getFakedResult() ??
(await dialog.showOpenDialog({
properties: ['openFile'],
title: 'Load Workspace',
buttonLabel: 'Load',
filters: [
{
name: 'SQLite Database',
// do we want to support other file format?
extensions: ['db'],
},
],
message: 'Load Workspace from a SQLite Database file',
}));
const filePath = ret.filePaths?.[0];
if (ret.canceled || !filePath) {
logger.info('loadDBFile canceled');
return { canceled: true };
}
// the imported file should not be in app data dir
if (filePath.startsWith(path.join(appContext.appDataPath, 'workspaces'))) {
logger.warn('loadDBFile: db file in app data dir');
return { error: 'DB_FILE_PATH_INVALID' };
}
if (await dbFileAlreadyLoaded(filePath)) {
logger.warn('loadDBFile: db file already loaded');
return { error: 'DB_FILE_ALREADY_LOADED' };
}
if (!isValidDBFile(filePath)) {
// TODO: report invalid db file error?
return { error: 'DB_FILE_INVALID' }; // invalid db file
}
// symlink the db file to a new workspace id
const workspaceId = nanoid(10);
const linkedFilePath = await getWorkspaceDBPath(appContext, workspaceId);
await fs.ensureDir(path.join(appContext.appDataPath, 'workspaces'));
await fs.symlink(filePath, linkedFilePath);
logger.info(`loadDBFile, symlink: ${filePath} -> ${linkedFilePath}`);
return { workspaceId };
} catch (err) {
logger.error('loadDBFile', err);
return {
error: 'UNKNOWN_ERROR',
};
}
}
interface MoveDBFileResult {
filePath?: string;
error?: ErrorMessage;
canceled?: boolean;
}
/**
* This function is called when the user clicks the "Move" button in the "Move Workspace Storage" setting.
*
* It will
* - move the source db file to a new location
* - symlink the new location to the old db file
* - return the new file path
*/
export async function moveDBFile(
workspaceId: string,
dbFileLocation?: string
): Promise<MoveDBFileResult> {
try {
const db = await ensureSQLiteDB(workspaceId);
// get the real file path of db
const realpath = await fs.realpath(db.path);
const isLink = realpath !== db.path;
const newFilePath =
dbFileLocation ||
(
getFakedResult() ||
(await dialog.showSaveDialog({
properties: ['showOverwriteConfirmation'],
title: 'Move Workspace Storage',
showsTagField: false,
buttonLabel: 'Save',
defaultPath: realpath,
message: 'Move Workspace storage file',
}))
).filePath;
// skips if
// - user canceled the dialog
// - user selected the same file
// - user selected the same file in the link file in app data dir
if (!newFilePath || newFilePath === realpath || db.path === newFilePath) {
return {
canceled: true,
};
}
if (isLink) {
// remove the old link to unblock new link
await fs.unlink(db.path);
}
await fs.move(realpath, newFilePath, {
overwrite: true,
});
await fs.ensureSymlink(newFilePath, db.path);
logger.info(`openMoveDBFileDialog symlink: ${realpath} -> ${newFilePath}`);
db.reconnectDB();
return {
filePath: newFilePath,
};
} catch (err) {
logger.error('moveDBFile', err);
return {
error: 'UNKNOWN_ERROR',
};
}
}
async function dbFileAlreadyLoaded(path: string) {
const meta = await listWorkspaces(appContext);
const realpath = await fs.realpath(path);
const paths = meta.map(m => m[1].realpath);
return paths.includes(realpath);
}

33
apps/electron/layers/main/src/handlers/dialog/index.ts Normal file
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@@ -0,0 +1,33 @@
import type { NamespaceHandlers } from '../type';
import {
loadDBFile,
moveDBFile,
revealDBFile,
saveDBFileAs,
selectDBFileLocation,
setFakeDialogResult,
} from './dialog';
export const dialogHandlers = {
revealDBFile: async (_, workspaceId: string) => {
return revealDBFile(workspaceId);
},
loadDBFile: async () => {
return loadDBFile();
},
saveDBFileAs: async (_, workspaceId: string) => {
return saveDBFileAs(workspaceId);
},
moveDBFile: async (_, workspaceId: string, dbFileLocation?: string) => {
return moveDBFile(workspaceId, dbFileLocation);
},
selectDBFileLocation: async () => {
return selectDBFileLocation();
},
setFakeDialogResult: async (
_,
result: Parameters<typeof setFakeDialogResult>[0]
) => {
return setFakeDialogResult(result);
},
} satisfies NamespaceHandlers;

1
apps/electron/layers/main/src/handlers/index.ts Normal file
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@@ -0,0 +1 @@
export * from './register';

63
apps/electron/layers/main/src/handlers/register.ts Normal file
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@@ -0,0 +1,63 @@
import { ipcMain } from 'electron';
import { getLogFilePath, logger, revealLogFile } from '../logger';
import { dbHandlers } from './db';
import { dialogHandlers } from './dialog';
import { uiHandlers } from './ui';
import { updaterHandlers } from './updater';
import { workspaceHandlers } from './workspace';
type IsomorphicHandler = (
e: Electron.IpcMainInvokeEvent,
...args: any[]
) => Promise<any>;
type NamespaceHandlers = {
[key: string]: IsomorphicHandler;
};
export const debugHandlers = {
revealLogFile: async () => {
return revealLogFile();
},
logFilePath: async () => {
return getLogFilePath();
},
};
// Note: all of these handlers will be the single-source-of-truth for the apis exposed to the renderer process
export const allHandlers = {
workspace: workspaceHandlers,
ui: uiHandlers,
db: dbHandlers,
dialog: dialogHandlers,
debug: debugHandlers,
updater: updaterHandlers,
} satisfies Record<string, NamespaceHandlers>;
export const registerHandlers = () => {
for (const [namespace, namespaceHandlers] of Object.entries(allHandlers)) {
for (const [key, handler] of Object.entries(namespaceHandlers)) {
const chan = `${namespace}:${key}`;
ipcMain.handle(chan, async (e, ...args) => {
const start = performance.now();
try {
const result = await handler(e, ...args);
logger.info(
'[ipc-api]',
chan,
args.filter(
arg => typeof arg !== 'function' && typeof arg !== 'object'
),
'-',
(performance.now() - start).toFixed(2),
'ms'
);
return result;
} catch (error) {
logger.error('[ipc]', chan, error);
}
});
}
}
};

8
apps/electron/layers/main/src/handlers/type.ts Normal file
View File

@@ -0,0 +1,8 @@
export type IsomorphicHandler = (
e: Electron.IpcMainInvokeEvent,
...args: any[]
) => Promise<any>;
export type NamespaceHandlers = {
[key: string]: IsomorphicHandler;
};

58
apps/electron/layers/main/src/handlers/ui/google-auth.ts Normal file
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@@ -0,0 +1,58 @@
import { app, BrowserWindow, shell } from 'electron';
import { parse } from 'url';
import { logger } from '../../logger';
const redirectUri = 'https://affine.pro/client/auth-callback';
export const oauthEndpoint = `https://accounts.google.com/o/oauth2/v2/auth?client_id=${process.env.AFFINE_GOOGLE_CLIENT_ID}&redirect_uri=${redirectUri}&response_type=code&scope=openid https://www.googleapis.com/auth/userinfo.email profile&access_type=offline&customParameters={"prompt":"select_account"}`;
const tokenEndpoint = 'https://oauth2.googleapis.com/token';
export const getExchangeTokenParams = (code: string) => {
const postData = {
code,
client_id: process.env.AFFINE_GOOGLE_CLIENT_ID || '',
client_secret: process.env.AFFINE_GOOGLE_CLIENT_SECRET || '',
redirect_uri: redirectUri,
grant_type: 'authorization_code',
};
const requestInit: RequestInit = {
method: 'POST',
headers: {
'Content-Type': 'application/x-www-form-urlencoded',
},
body: new URLSearchParams(postData).toString(),
};
return { requestInit, url: tokenEndpoint };
};
export function getGoogleOauthCode() {
shell.openExternal(oauthEndpoint);
return new Promise<ReturnType<typeof getExchangeTokenParams>>(
(resolve, reject) => {
const handleOpenUrl = async (_: any, url: string) => {
const mainWindow = BrowserWindow.getAllWindows().find(
w => !w.isDestroyed()
);
const urlObj = parse(url.replace('??', '?'), true);
if (!mainWindow || !url.startsWith('affine://auth-callback')) return;
const code = urlObj.query['code'] as string;
if (!code) return;
logger.info('google sign in code received from callback', code);
app.removeListener('open-url', handleOpenUrl);
resolve(getExchangeTokenParams(code));
};
app.on('open-url', handleOpenUrl);
setTimeout(() => {
reject(new Error('Timed out'));
app.removeListener('open-url', handleOpenUrl);
}, 30000);
}
);
}

23
apps/electron/layers/main/src/handlers/ui/index.ts Normal file
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@@ -0,0 +1,23 @@
import { BrowserWindow, nativeTheme } from 'electron';
import { isMacOS } from '../../../../utils';
import type { NamespaceHandlers } from '../type';
import { getGoogleOauthCode } from './google-auth';
export const uiHandlers = {
handleThemeChange: async (_, theme: (typeof nativeTheme)['themeSource']) => {
nativeTheme.themeSource = theme;
},
handleSidebarVisibilityChange: async (_, visible: boolean) => {
if (isMacOS()) {
const windows = BrowserWindow.getAllWindows();
windows.forEach(w => {
// hide window buttons when sidebar is not visible
w.setWindowButtonVisibility(visible);
});
}
},
getGoogleOauthCode: async () => {
return getGoogleOauthCode();
},
} satisfies NamespaceHandlers;

10
apps/electron/layers/main/src/handlers/updater/index.ts Normal file
View File

@@ -0,0 +1,10 @@
import type { NamespaceHandlers } from '../type';
import { updateClient } from './updater';
export const updaterHandlers = {
updateClient: async () => {
return updateClient();
},
} satisfies NamespaceHandlers;
export * from './updater';

69
apps/electron/layers/main/src/handlers/updater/updater.ts Normal file
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@@ -0,0 +1,69 @@
import type { AppUpdater } from 'electron-updater';
import { isMacOS } from '../../../../utils';
import { updaterSubjects } from '../../events/updater';
import { logger } from '../../logger';
const buildType = (process.env.BUILD_TYPE || 'canary').trim().toLowerCase();
const mode = process.env.NODE_ENV;
const isDev = mode === 'development';
let _autoUpdater: AppUpdater | null = null;
export const updateClient = async () => {
_autoUpdater?.quitAndInstall();
};
export const registerUpdater = async () => {
// require it will cause some side effects and will break generate-main-exposed-meta,
// so we wrap it in a function
// eslint-disable-next-line @typescript-eslint/no-var-requires
const { autoUpdater } = await import('electron-updater');
_autoUpdater = autoUpdater;
autoUpdater.autoDownload = false;
autoUpdater.allowPrerelease = buildType !== 'stable';
autoUpdater.autoInstallOnAppQuit = false;
autoUpdater.autoRunAppAfterInstall = true;
autoUpdater.setFeedURL({
channel: buildType,
provider: 'github',
repo: 'AFFiNE',
owner: 'toeverything',
releaseType: buildType === 'stable' ? 'release' : 'prerelease',
});
autoUpdater.autoDownload = false;
autoUpdater.allowPrerelease = buildType !== 'stable';
autoUpdater.autoInstallOnAppQuit = false;
autoUpdater.autoRunAppAfterInstall = true;
autoUpdater.setFeedURL({
channel: buildType,
provider: 'github',
repo: 'AFFiNE',
owner: 'toeverything',
releaseType: buildType === 'stable' ? 'release' : 'prerelease',
});
if (isMacOS()) {
autoUpdater.on('update-available', () => {
autoUpdater.downloadUpdate();
logger.info('Update available, downloading...');
});
autoUpdater.on('download-progress', e => {
logger.info(`Download progress: ${e.percent}`);
});
autoUpdater.on('update-downloaded', e => {
updaterSubjects.clientUpdateReady.next({
version: e.version,
});
logger.info('Update downloaded, ready to install');
});
autoUpdater.on('error', e => {
logger.error('Error while updating client', e);
});
autoUpdater.forceDevUpdateConfig = isDev;
await autoUpdater.checkForUpdatesAndNotify();
}
};

8
apps/electron/layers/main/src/handlers/workspace/index.ts Normal file
View File

@@ -0,0 +1,8 @@
import { appContext } from '../../context';
import type { NamespaceHandlers } from '../type';
import { deleteWorkspace, listWorkspaces } from './workspace';
export const workspaceHandlers = {
list: async () => listWorkspaces(appContext),
delete: async (_, id: string) => deleteWorkspace(appContext, id),
} satisfies NamespaceHandlers;

60
apps/electron/layers/main/src/handlers/workspace/workspace.ts Normal file
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@@ -0,0 +1,60 @@
import path from 'node:path';
import fs from 'fs-extra';
import type { AppContext } from '../../context';
import { logger } from '../../logger';
interface WorkspaceMeta {
path: string;
realpath: string;
}
export async function listWorkspaces(
context: AppContext
): Promise<[workspaceId: string, meta: WorkspaceMeta][]> {
const basePath = path.join(context.appDataPath, 'workspaces');
try {
await fs.ensureDir(basePath);
const dirs = await fs.readdir(basePath, {
withFileTypes: true,
});
const meta = await Promise.all(
dirs.map(async dir => {
const dbFilePath = path.join(basePath, dir.name, 'storage.db');
if (dir.isDirectory() && (await fs.exists(dbFilePath))) {
// try read storage.db under it
const realpath = await fs.realpath(dbFilePath);
return [dir.name, { path: dbFilePath, realpath }] as [
string,
WorkspaceMeta
];
} else {
return null;
}
})
);
return meta.filter((w): w is [string, WorkspaceMeta] => !!w);
} catch (error) {
logger.error('listWorkspaces', error);
return [];
}
}
export async function deleteWorkspace(context: AppContext, id: string) {
const basePath = path.join(context.appDataPath, 'workspaces', id);
const movedPath = path.join(
context.appDataPath,
'delete-workspaces',
`${id}`
);
try {
return await fs.move(basePath, movedPath, {
overwrite: true,
});
} catch (error) {
logger.error('deleteWorkspace', error);
}
}

22
apps/electron/layers/main/src/index.ts
View File

@@ -1,24 +1,21 @@
import './security-restrictions';
import { app } from 'electron';
import path from 'path';
import { logger } from '../../logger';
import { registerEvents } from './events';
import { registerHandlers } from './handlers';
import { registerUpdater } from './handlers/updater';
import { logger } from './logger';
import { restoreOrCreateWindow } from './main-window';
import { registerProtocol } from './protocol';
import { registerUpdater } from './updater';
if (require('electron-squirrel-startup')) app.exit();
if (process.defaultApp) {
if (process.argv.length >= 2) {
app.setAsDefaultProtocolClient('affine', process.execPath, [
path.resolve(process.argv[1]),
]);
}
} else {
app.setAsDefaultProtocolClient('affine');
// allow tests to overwrite app name through passing args
if (process.argv.includes('--app-name')) {
const appNameIndex = process.argv.indexOf('--app-name');
const appName = process.argv[appNameIndex + 1];
app.setName(appName);
}
/**
* Prevent multiple instances
*/
@@ -58,6 +55,7 @@ app
.whenReady()
.then(registerProtocol)
.then(registerHandlers)
.then(registerEvents)
.then(restoreOrCreateWindow)
.then(registerUpdater)
.catch(e => console.error('Failed create window:', e));

13
apps/electron/layers/main/src/logger.ts Normal file
View File

@@ -0,0 +1,13 @@
import { shell } from 'electron';
import log from 'electron-log';
export const logger = log;
export function getLogFilePath() {
return log.transports.file.getFile().path;
}
export function revealLogFile() {
const filePath = getLogFilePath();
shell.showItemInFolder(filePath);
}

10
apps/electron/layers/main/src/main-window.ts
View File

@@ -2,8 +2,8 @@ import { BrowserWindow, nativeTheme } from 'electron';
import electronWindowState from 'electron-window-state';
import { join } from 'path';
import { logger } from '../../logger';
import { isMacOS } from '../../utils';
import { logger } from './logger';
const IS_DEV: boolean =
process.env.NODE_ENV === 'development' && !process.env.CI;
@@ -60,7 +60,9 @@ async function createWindow() {
logger.info('main window is ready to show');
if (DEV_TOOL) {
browserWindow.webContents.openDevTools();
browserWindow.webContents.openDevTools({
mode: 'detach',
});
}
});
@@ -75,9 +77,11 @@ async function createWindow() {
*/
const pageUrl = process.env.DEV_SERVER_URL || 'file://./index.html'; // see protocol.ts
logger.info('loading page at', pageUrl);
await browserWindow.loadURL(pageUrl);
logger.info('main window is loaded at' + pageUrl);
logger.info('main window is loaded at', pageUrl);
return browserWindow;
}

2
apps/electron/layers/main/src/protocol.ts
View File

@@ -33,7 +33,6 @@ export function registerProtocol() {
protocol.interceptFileProtocol('file', (request, callback) => {
const url = request.url.replace(/^file:\/\//, '');
const realpath = toAbsolutePath(url);
// console.log('realpath', realpath, 'for', url);
callback(realpath);
return true;
});
@@ -41,7 +40,6 @@ export function registerProtocol() {
protocol.registerFileProtocol('assets', (request, callback) => {
const url = request.url.replace(/^assets:\/\//, '');
const realpath = toAbsolutePath(url);
// console.log('realpath', realpath, 'for', url);
callback(realpath);
return true;
});

14
apps/electron/layers/main/src/send-main-event.ts
View File

@@ -1,14 +0,0 @@
import { BrowserWindow } from 'electron';
import type { MainEventMap } from '../../main-events';
function getActiveWindows() {
return BrowserWindow.getAllWindows().filter(win => !win.isDestroyed());
}
export function sendMainEvent<T extends keyof MainEventMap>(
type: T,
...args: Parameters<MainEventMap[T]>
) {
getActiveWindows().forEach(win => win.webContents.send(type, ...args));
}

43
apps/electron/layers/main/src/updater.ts
View File

@@ -1,43 +0,0 @@
import { autoUpdater } from 'electron-updater';
import { isMacOS } from '../../utils';
import { sendMainEvent } from './send-main-event';
const buildType = (process.env.BUILD_TYPE || 'canary').trim().toLowerCase();
const mode = process.env.NODE_ENV;
const isDev = mode === 'development';
autoUpdater.autoDownload = false;
autoUpdater.allowPrerelease = buildType !== 'stable';
autoUpdater.autoInstallOnAppQuit = false;
autoUpdater.autoRunAppAfterInstall = false;
autoUpdater.setFeedURL({
channel: buildType,
provider: 'github',
repo: 'AFFiNE',
owner: 'toeverything',
releaseType: buildType === 'stable' ? 'release' : 'prerelease',
});
export const updateClient = async () => {
autoUpdater.quitAndInstall();
};
export const registerUpdater = async () => {
if (isMacOS()) {
autoUpdater.on('update-available', () => {
autoUpdater.downloadUpdate();
});
autoUpdater.on('download-progress', e => {
console.log(e.percent);
});
autoUpdater.on('update-downloaded', e => {
sendMainEvent('main:client-update-available', e.version);
});
autoUpdater.on('error', e => {
console.log(e.message);
});
autoUpdater.forceDevUpdateConfig = isDev;
await autoUpdater.checkForUpdatesAndNotify();
}
};

19
apps/electron/layers/main/src/utils.ts Normal file
View File

@@ -0,0 +1,19 @@
export function debounce<T extends (...args: any[]) => void>(
fn: T,
delay: number
) {
let timeoutId: NodeJS.Timer | undefined;
return (...args: Parameters<T>) => {
if (timeoutId) {
clearTimeout(timeoutId);
}
timeoutId = setTimeout(() => {
fn(...args);
timeoutId = undefined;
}, delay);
};
}
export function ts() {
return new Date().getTime();
}

5
apps/electron/layers/preload/preload.d.ts vendored
View File

@@ -1,6 +1,7 @@
/* eslint-disable @typescript-eslint/consistent-type-imports */
interface Window {
apis: typeof import('./src/affine-apis').apis;
appInfo: typeof import('./src/affine-apis').appInfo;
apis?: typeof import('./src/affine-apis').apis;
events?: typeof import('./src/affine-apis').events;
appInfo?: typeof import('./src/affine-apis').appInfo;
}

152
apps/electron/layers/preload/src/affine-apis.ts
View File

@@ -1,88 +1,88 @@
/* eslint-disable @typescript-eslint/no-var-requires */
// NOTE: we will generate preload types from this file
import { ipcRenderer } from 'electron';
import type { MainEventMap } from '../../main-events';
import type { MainIPCEventMap, MainIPCHandlerMap } from '../../constraints';
// main -> renderer
function onMainEvent<T extends keyof MainEventMap>(
eventName: T,
callback: MainEventMap[T]
): () => void {
// @ts-expect-error fix me later
const fn = (_, ...args) => callback(...args);
ipcRenderer.on(eventName, fn);
return () => ipcRenderer.off(eventName, fn);
}
type WithoutFirstParameter<T> = T extends (_: any, ...args: infer P) => infer R
? (...args: P) => R
: T;
const apis = {
db: {
// workspace providers
getDoc: (id: string): Promise<Uint8Array | null> =>
ipcRenderer.invoke('db:get-doc', id),
applyDocUpdate: (id: string, update: Uint8Array) =>
ipcRenderer.invoke('db:apply-doc-update', id, update),
addBlob: (workspaceId: string, key: string, data: Uint8Array) =>
ipcRenderer.invoke('db:add-blob', workspaceId, key, data),
getBlob: (workspaceId: string, key: string): Promise<Uint8Array | null> =>
ipcRenderer.invoke('db:get-blob', workspaceId, key),
deleteBlob: (workspaceId: string, key: string) =>
ipcRenderer.invoke('db:delete-blob', workspaceId, key),
getPersistedBlobs: (workspaceId: string): Promise<string[]> =>
ipcRenderer.invoke('db:get-persisted-blobs', workspaceId),
// listeners
onDBUpdate: (callback: (workspaceId: string) => void) => {
return onMainEvent('main:on-db-update', callback);
},
},
workspace: {
list: (): Promise<string[]> => ipcRenderer.invoke('workspace:list'),
delete: (id: string): Promise<void> =>
ipcRenderer.invoke('workspace:delete', id),
// create will be implicitly called by db functions
},
openLoadDBFileDialog: () => ipcRenderer.invoke('ui:open-load-db-file-dialog'),
openSaveDBFileDialog: () => ipcRenderer.invoke('ui:open-save-db-file-dialog'),
// ui
onThemeChange: (theme: string) =>
ipcRenderer.invoke('ui:theme-change', theme),
onSidebarVisibilityChange: (visible: boolean) =>
ipcRenderer.invoke('ui:sidebar-visibility-change', visible),
onWorkspaceChange: (workspaceId: string) =>
ipcRenderer.invoke('ui:workspace-change', workspaceId),
openDBFolder: () => ipcRenderer.invoke('ui:open-db-folder'),
/**
* Try sign in using Google and return a request object to exchange the code for a token
* Not exchange in Node side because it is easier to do it in the renderer with VPN
*/
getGoogleOauthCode: (): Promise<{ requestInit: RequestInit; url: string }> =>
ipcRenderer.invoke('ui:get-google-oauth-code'),
/**
* Secret backdoor to update environment variables in main process
*/
updateEnv: (env: string, value: string) => {
ipcRenderer.invoke('main:env-update', env, value);
},
onClientUpdateInstall: () => {
ipcRenderer.invoke('ui:client-update-install');
},
onClientUpdateAvailable: (callback: (version: string) => void) => {
return onMainEvent('main:client-update-available', callback);
},
type HandlersMap<N extends keyof MainIPCHandlerMap> = {
[K in keyof MainIPCHandlerMap[N]]: WithoutFirstParameter<
MainIPCHandlerMap[N][K]
>;
};
type PreloadHandlers = {
[N in keyof MainIPCHandlerMap]: HandlersMap<N>;
};
type MainExposedMeta = {
handlers: [namespace: string, handlerNames: string[]][];
events: [namespace: string, eventNames: string[]][];
};
// main handlers that can be invoked from the renderer process
const apis: PreloadHandlers = (() => {
// the following were generated by the build script
// 1. bundle extra main/src/expose.ts entry
// 2. use generate-main-exposed-meta.mjs to generate exposed-meta.js in dist
//
// we cannot directly import main/src/handlers.ts because it will be bundled into the preload bundle
// eslint-disable-next-line @typescript-eslint/no-var-requires
const {
handlers: handlersMeta,
}: MainExposedMeta = require('../main/exposed-meta');
const all = handlersMeta.map(([namespace, functionNames]) => {
const namespaceApis = functionNames.map(name => {
const channel = `${namespace}:${name}`;
return [
name,
(...args: any[]) => {
return ipcRenderer.invoke(channel, ...args);
},
];
});
return [namespace, Object.fromEntries(namespaceApis)];
});
return Object.fromEntries(all);
})();
// main events that can be listened to from the renderer process
const events: MainIPCEventMap = (() => {
const {
events: eventsMeta,
}: MainExposedMeta = require('../main/exposed-meta');
const all = eventsMeta.map(([namespace, eventNames]) => {
const namespaceEvents = eventNames.map(name => {
const channel = `${namespace}:${name}`;
return [
name,
(callback: (...args: any[]) => void) => {
const fn: (
event: Electron.IpcRendererEvent,
...args: any[]
) => void = (_, ...args) => {
callback(...args);
};
ipcRenderer.on(channel, fn);
return () => {
ipcRenderer.off(channel, fn);
};
},
];
});
return [namespace, Object.fromEntries(namespaceEvents)];
});
return Object.fromEntries(all);
})();
const appInfo = {
electron: true,
};
export { apis, appInfo };
export { apis, appInfo, events };

1
apps/electron/layers/preload/src/index.ts
View File

@@ -14,4 +14,5 @@ import * as affineApis from './affine-apis';
*/
contextBridge.exposeInMainWorld('apis', affineApis.apis);
contextBridge.exposeInMainWorld('events', affineApis.events);
contextBridge.exposeInMainWorld('appInfo', affineApis.appInfo);