Ensure we run transfers one after the other rather that potentially having them overlap if the user clicks around https://github.com/espruino/EspruinoAppLoaderCore/issues/67

backup.js

@@ -7,7 +7,7 @@ function bangleDownload() {
   Progress.show({title:"Scanning...",sticky:true});
   var normalFiles, storageFiles;
   console.log("Listing normal files...");
-  Comms.reset()
+  return Comms.reset()
   .then(() => Comms.showMessage("Backing up..."))
   .then(() => Comms.listFiles({sf:false}))
   .then(f => {
@@ -66,6 +66,7 @@ function bangleDownload() {
 }
 
 function bangleUpload() {
+  return new Promise(resolve =>
     Espruino.Core.Utils.fileOpenDialog({
         id:"backup",
         type:"arraybuffer",
@@ -116,20 +117,23 @@ function bangleUpload() {
       .then(() => {
         Progress.hide({sticky:true});
         showToast('Restore complete!', 'success');
+        resolve();
       })
       .catch(err => {
         Progress.hide({sticky:true});
         showToast('Restore failed, ' + err, 'error');
+        resolve();
       });
       return promise;
     });
   }
+}
 
 window.addEventListener('load', (event) => {
   document.getElementById("downloadallapps").addEventListener("click",event=>{
-    bangleDownload();
+    startOperation({name:"Backup Apps"}, () => bangleDownload);
   });
   document.getElementById("uploadallapps").addEventListener("click",event=>{
-    bangleUpload();
+    startOperation({name:"Restore Apps"}, () => bangleUpload);
   });
 });

core

@@ -1 +1 @@
-Subproject commit ef99424a9fbd01be504841a6c759ba4292a542f7
+Subproject commit 7e7475ba3ab253099481a81e487aaacb9384f974

loader.js

@@ -212,7 +212,7 @@ window.addEventListener('load', (event) => {
   el = document.getElementById("reinstallall");
   if (el) el.addEventListener("click",event=>{
     var promise =  showPrompt("Reinstall","Really re-install all apps?").then(() => {
-      Comms.reset().then(_ =>
+      startOperation({name:"Reinstall All Apps"}, () => Comms.reset().then(_ =>
         getInstalledApps()
       ).then(installedapps => {
         console.log(installedapps);
@@ -232,14 +232,14 @@ window.addEventListener('load', (event) => {
       ).catch(err=>{
         Progress.hide({sticky:true});
         showToast("App re-install failed, "+err,"error");
-      });
+      }));
     });
   });
 
   // Button to install all default apps in one go
   el = document.getElementById("installdefault");
   if (el) el.addEventListener("click", event=>{
-    getInstalledApps().then(() => {
+    startOperation({name:"Install Default Apps"}, () => getInstalledApps().then(() => {
       if (device.id == "BANGLEJS")
         return httpGet("defaultapps_banglejs1.json");
       if (device.id == "BANGLEJS2")
@@ -250,15 +250,16 @@ window.addEventListener('load', (event) => {
     }).catch(err=>{
       Progress.hide({sticky:true});
       showToast("App Install failed, "+err,"error");
-    });
+    }));
   });
 
   // Button to reset the Bangle's settings
   el = document.getElementById("defaultbanglesettings");
   if (el) el.addEventListener("click", event=>{
     showPrompt("Reset Settings","Really reset Bangle.js settings?").then(() => {
-      Comms.write("\x10require('Storage').erase('setting.json');load()\n");
+      startOperation({name:"Reset Settings"}, () =>
-      showToast("Settings reset!", "success");
+        Comms.write("\x10require('Storage').erase('setting.json');load()\n").then(() =>
+          showToast("Settings reset!", "success")));
     }, function() { /* cancelled */ });
   });