refactor: directory structure

electron/main/index.ts

@@ -0,0 +1,92 @@
+import { app, BrowserWindow, shell, ipcMain } from 'electron'
+import { release } from 'os'
+import { join } from 'path'
+
+// Disable GPU Acceleration for Windows 7
+if (release().startsWith('6.1')) app.disableHardwareAcceleration()
+
+// Set application name for Windows 10+ notifications
+if (process.platform === 'win32') app.setAppUserModelId(app.getName())
+
+if (!app.requestSingleInstanceLock()) {
+  app.quit()
+  process.exit(0)
+}
+process.env['ELECTRON_DISABLE_SECURITY_WARNINGS'] = 'true'
+
+let win: BrowserWindow | null = null
+// Here, you can also use other preload
+const splash = join(__dirname, '../electron-preload/splash.js')
+// 🚧 Use ['ENV_NAME'] avoid vite:define plugin
+const url = `http://${process.env['VITE_DEV_SERVER_HOST']}:${process.env['VITE_DEV_SERVER_PORT']}`
+
+async function createWindow() {
+  win = new BrowserWindow({
+    title: 'Main window',
+    webPreferences: {
+      preload: splash,
+      nodeIntegration: true,
+      contextIsolation: false,
+    },
+  })
+
+  if (app.isPackaged) {
+    win.loadFile(join(__dirname, '../index.html'))
+  } else {
+    win.loadURL(url)
+    // win.webContents.openDevTools()
+  }
+
+  // Test active push message to Renderer-process
+  win.webContents.on('did-finish-load', () => {
+    win?.webContents.send('main-process-message', new Date().toLocaleString())
+  })
+
+  // Make all links open with the browser, not with the application
+  win.webContents.setWindowOpenHandler(({ url }) => {
+    if (url.startsWith('https:')) shell.openExternal(url)
+    return { action: 'deny' }
+  })
+}
+
+app.whenReady().then(createWindow)
+
+app.on('window-all-closed', () => {
+  win = null
+  if (process.platform !== 'darwin') app.quit()
+})
+
+app.on('second-instance', () => {
+  if (win) {
+    // Focus on the main window if the user tried to open another
+    if (win.isMinimized()) win.restore()
+    win.focus()
+  }
+})
+
+app.on('activate', () => {
+  const allWindows = BrowserWindow.getAllWindows()
+  if (allWindows.length) {
+    allWindows[0].focus()
+  } else {
+    createWindow()
+  }
+})
+
+// new window example arg: new windows url
+ipcMain.handle("open-win", (event, arg) => {
+  const childWindow = new BrowserWindow({
+    webPreferences: {
+      preload: splash,
+    },
+  })
+
+  if (app.isPackaged) {
+    childWindow.loadFile(join(__dirname, `../renderer/index.html`), {
+      hash: `${arg}`,
+    })
+  } else {
+    childWindow.loadURL(`${url}/#${arg}`)
+    // childWindow.webContents.openDevTools({ mode: "undocked", activate: true })
+  }
+})

electron/preload/splash.ts

@@ -0,0 +1,88 @@
+
+function domReady(condition: DocumentReadyState[] = ['complete', 'interactive']) {
+  return new Promise(resolve => {
+    if (condition.includes(document.readyState)) {
+      resolve(true)
+    } else {
+      document.addEventListener('readystatechange', () => {
+        if (condition.includes(document.readyState)) {
+          resolve(true)
+        }
+      })
+    }
+  })
+}
+
+const safeDOM = {
+  append(parent: HTMLElement, child: HTMLElement) {
+    if (!Array.from(parent.children).find(e => e === child)) {
+      return parent.appendChild(child)
+    }
+  },
+  remove(parent: HTMLElement, child: HTMLElement) {
+    if (Array.from(parent.children).find(e => e === child)) {
+      return parent.removeChild(child)
+    }
+  },
+}
+
+/**
+ * https://tobiasahlin.com/spinkit
+ * https://connoratherton.com/loaders
+ * https://projects.lukehaas.me/css-loaders
+ * https://matejkustec.github.io/SpinThatShit
+ */
+function useLoading() {
+  const className = `loaders-css__square-spin`
+  const styleContent = `
+@keyframes square-spin {
+  25% { transform: perspective(100px) rotateX(180deg) rotateY(0); }
+  50% { transform: perspective(100px) rotateX(180deg) rotateY(180deg); }
+  75% { transform: perspective(100px) rotateX(0) rotateY(180deg); }
+  100% { transform: perspective(100px) rotateX(0) rotateY(0); }
+}
+.${className} > div {
+  animation-fill-mode: both;
+  width: 50px;
+  height: 50px;
+  background: #fff;
+  animation: square-spin 3s 0s cubic-bezier(0.09, 0.57, 0.49, 0.9) infinite;
+}
+.app-loading-wrap {
+  position: fixed;
+  top: 0;
+  left: 0;
+  width: 100vw;
+  height: 100vh;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  background: #282c34;
+  z-index: 9;
+}
+    `
+  const oStyle = document.createElement('style')
+  const oDiv = document.createElement('div')
+
+  oStyle.id = 'app-loading-style'
+  oStyle.innerHTML = styleContent
+  oDiv.className = 'app-loading-wrap'
+  oDiv.innerHTML = `<div class="${className}"><div></div></div>`
+
+  return {
+    appendLoading() {
+      safeDOM.append(document.head, oStyle)
+      safeDOM.append(document.body, oDiv)
+    },
+    removeLoading() {
+      safeDOM.remove(document.head, oStyle)
+      safeDOM.remove(document.body, oDiv)
+    },
+  }
+}
+
+// ----------------------------------------------------------------------
+
+const { appendLoading, removeLoading } = useLoading()
+window.removeLoading = removeLoading
+domReady().then(appendLoading)