fix update progress error

modules/update.js

@@ -112,15 +112,19 @@ class Update {
         .pipe(through(
           (chunk) => {
             downsize += chunk.length;
-            var progress = parseInt(downsize/totalsize*100);
             tempData.push(chunk);
-            event.sender.send(`update-dlprogress-${hash}`, progress);
+            if(totalsize>0){
+              var progress = parseInt(downsize/totalsize*100);
+              event.sender.send(`update-dlprogress-${hash}`, progress, true);
+            }else{
+              event.sender.send(`update-dlprogress-${hash}`, downsize, false);
+            }
           },
           () => {
             that.logger.debug("Download end.");
             let tempDataBuffer = Buffer.concat(tempData);
 
-            if (downsize != totalsize) {
+            if (totalsize > 0 && downsize != totalsize) {
               event.sender.send(`update-error-${hash}`, "Download Error.");
               return
             }

source/app.entry.js

@@ -264,6 +264,14 @@ ipcRenderer
     let n = new Notification(antSword['language']['update']['title'], {
       body: antSword['language']['update']['body'](opt['ver'])
     });
+    // 文件大小计算
+    const getFileSize = (t) => {
+      let i = false;
+      let b = ["b","Kb","Mb","Gb","Tb","Pb","Eb"];
+      for (let q=0; q<b.length; q++) if (t > 1024) t = t / 1024; else if (i === false) i = q;
+      if (i === false) i = b.length-1;
+      return Math.round(t*100)/100+" "+b[i];
+    }
     n.addEventListener('click', () => {
       antSword.shell.openExternal(opt['url']);
     });
@@ -307,8 +315,12 @@ ipcRenderer
           win.win.progressOn();
           win.setTitle(LANG["message"]["prepare"]);
           antSword['ipcRenderer']
-            .on(`update-dlprogress-${hash}`, (event, progress)=>{
-              win.setTitle(LANG["message"]["dling"](progress));
+            .on(`update-dlprogress-${hash}`, (event, progress, isprogress)=>{
+              if(isprogress==true){
+                win.setTitle(LANG["message"]["dling"](progress));
+              }else{
+                win.setTitle(LANG["message"]["dlingnp"](getFileSize(progress)));
+              }
             })
             .once(`update-dlend-${hash}`,(event)=>{
               win.setTitle(LANG["message"]["dlend"]);

source/language/en.js

@@ -456,6 +456,7 @@ module.exports = {
       message: {
         prepare: "Connecte to server...",
         dling: (progress)=> `Downloading...${progress}%`,
+        dlingnp: (size)=> `Downloading...${size}`,
         dlend: "Download completed",
         extract: "Unpacking, don't close AntSword",
         ing: 'Downloading..',

source/language/zh.js

@@ -457,6 +457,7 @@ module.exports = {
       message: {
         prepare: "连接更新服务器...",
         dling: (progress)=> `正在下载更新包...${progress}%`,
+        dlingnp: (size)=> `正在下载更新包...${size}`,
         dlend: "下载完毕",
         extract: "正在解压, 请务关闭程序",
         ing: '努力更新中。。',