implement resume event for tabs/websocket

emain/emain-viewmgr.ts

@@ -556,3 +556,9 @@ async function setTabViewIntoWindow(bwin: WaveBrowserWindow, tabView: WaveTabVie
         }
     }, 30);
 }
+
+electron.powerMonitor.on("resume", () => {
+    for (const tabView of wcvCache.values()) {
+        tabView.webContents.send("resume");
+    }
+});

emain/preload.ts

@@ -13,6 +13,7 @@ contextBridge.exposeInMainWorld("api", {
     getAboutModalDetails: () => ipcRenderer.sendSync("get-about-modal-details"),
     getDocsiteUrl: () => ipcRenderer.sendSync("get-docsite-url"),
     getWebviewPreload: () => ipcRenderer.sendSync("get-webview-preload"),
+    onResume: (callback) => ipcRenderer.on("resume", callback),
     openNewWindow: () => ipcRenderer.send("open-new-window"),
     showContextMenu: (menu, position) => ipcRenderer.send("contextmenu-show", menu, position),
     onContextMenuClick: (callback) => ipcRenderer.on("contextmenu-click", (_event, id) => callback(id)),

frontend/app/store/ws.ts

@@ -68,7 +68,7 @@ class WSControl {
     }
 
     connectNow(desc: string) {
-        if (this.open || this.noReconnect) {
+        if (this.open || this.noReconnect || this.opening) {
             return;
         }
         this.lastReconnectTime = Date.now();
@@ -134,7 +134,7 @@ class WSControl {
         if (event.wasClean) {
             dlog("connection closed");
         } else {
-            dlog("connection error/disconnected");
+            dlog("connection error/disconnected", event.code, event.reason);
         }
         if (this.open || this.opening) {
             this.open = false;
@@ -157,6 +157,16 @@ class WSControl {
         this.runMsgQueue();
     }
 
+    onResume() {
+        dlog("onResume");
+        this.reconnectTimes = 0;
+        if (!this.open) {
+            this.reconnect();
+        } else {
+            this.sendPing();
+        }
+    }
+
     runMsgQueue() {
         if (!this.open) {
             return;

frontend/app/store/wshrpcutil.ts

@@ -1,6 +1,7 @@
 // Copyright 2024, Command Line Inc.
 // SPDX-License-Identifier: Apache-2.0
 
+import { getApi } from "@/app/store/global";
 import { wpsReconnectHandler } from "@/app/store/wps";
 import { WshClient } from "@/app/store/wshclient";
 import { makeTabRouteId, WshRouter } from "@/app/store/wshrouter";
@@ -139,6 +140,9 @@ function initWshrpc(tabId: string): WSControl {
         DefaultRouter.reannounceRoutes();
     });
     addWSReconnectHandler(wpsReconnectHandler);
+    getApi().onResume(() => {
+        globalWS?.onResume();
+    });
     return globalWS;
 }
 

frontend/types/custom.d.ts

@@ -65,6 +65,7 @@ declare global {
         getUserName: () => string;
         getHostName: () => string;
         getWebviewPreload: () => string;
+        onResume: (callback: () => void) => void;
         getAboutModalDetails: () => AboutModalDetails;
         getDocsiteUrl: () => string;
         showContextMenu: (menu?: ElectronContextMenuItem[]) => void;