update card layouts

dashboard-ui/serviceworker.js

@@ -0,0 +1,111 @@
+var staticFileCacheName = 'staticfiles';
+var staticFileList;
+
+var baseUrl = self.location.toString().substring(0, self.location.toString().lastIndexOf('/'));
+var staticFileBaseUrl = baseUrl + '/staticfiles';
+
+console.log('service worker location: ' + self.location);
+console.log('service worker base url: ' + baseUrl);
+
+function getStaticFileList() {
+
+    if (staticFileList) {
+        return Promise.resolve(staticFileList);
+    }
+
+    return fetch('staticfiles').then(function (response) {
+        return response.json().then(function (list) {
+            staticFileList = list;
+            return list;
+        });
+    });
+}
+
+self.addEventListener('install', function (event) {
+    event.waitUntil(
+      caches.open(staticFileCacheName).then(function (cache) {
+          return getStaticFileList().then(function (files) {
+              return cache.addAll(files);
+          });
+      })
+    );
+});
+
+function isCacheable(request) {
+
+    if ((request.method || '').toUpperCase() !== 'GET') {
+        return false;
+    }
+
+    var url = request.url || '';
+
+    if (url.indexOf(baseUrl) != 0) {
+        return false;
+    }
+
+    if (url.indexOf(staticFileBaseUrl) == 0) {
+        return false;
+    }
+
+    return true;
+}
+
+//self.addEventListener('fetch', function (event) {
+
+//    if (!isCacheable(event.request)) {
+//        return;
+//    }
+
+//    event.respondWith(
+//      caches.open(staticFileCacheName).then(function (cache) {
+//          return cache.match(event.request).then(function (response) {
+//              return response || fetch(event.request).then(function (response) {
+//                  cache.put(event.request, response.clone());
+//                  return response;
+//              });
+//          });
+//      })
+//    );
+//});
+
+self.addEventListener('activate', function (event) {
+
+    event.waitUntil(
+      caches.open(staticFileCacheName).then(function (cache) {
+          return getStaticFileList().then(function (staticFiles) {
+
+              var setOfExpectedUrls = new Set(staticFiles);
+
+              return cache.keys().then(function (existingRequests) {
+
+                  var existingBaseUrl = baseUrl + '/';
+
+                  return Promise.all(
+                    existingRequests.map(function (existingRequest) {
+                        if (!setOfExpectedUrls.has(existingRequest.url.replace(existingBaseUrl, ''))) {
+
+                            console.log('deleting cached file: ' + existingRequest.url);
+                            return cache.delete(existingRequest);
+                        }
+                    })
+                  );
+              });
+          });
+      }).then(function () {
+          return self.clients.claim();
+      })
+    );
+});
+
+self.addEventListener('notificationclick', function (event) {
+    event.notification.close();
+
+    var action = event.action;
+
+    if (action.indexOf('cancel-install') == 0) {
+        var id = action.split('-')[2];
+        console.log('cancel: ' + id);
+    } else {
+        clients.openWindow("/index.html");
+    }
+}, false);