Use sessionStorage.

Author: jcollins-g

lib/resources/lscache/LICENSE.md

@@ -28,43 +28,35 @@ function initSideNav() {
 }
 
 function saveLeftScroll() {
-  lscache.setBucket(window.location.pathname);
   var leftSidebar = document.getElementById('dartdoc-sidebar-left');
-  lscache.set('dartdoc-sidebar-left-scrollt', leftSidebar.scrollTop);
-  lscache.set('dartdoc-sidebar-left-scrolll', leftSidebar.scrollLeft);
+  sessionStorage.setItem('dartdoc-sidebar-left-scrollt', leftSidebar.scrollTop);
+  sessionStorage.setItem('dartdoc-sidebar-left-scrolll', leftSidebar.scrollLeft);
 }
 
 function saveMainContentScroll() {
-  lscache.setBucket(window.location.pathname);
   var mainContent = document.getElementById('dartdoc-main-content');
-  lscache.set('dartdoc-main-content-scrollt', mainContent.scrollTop);
-  lscache.set('dartdoc-main-content-scrolll', mainContent.scrollLeft);
+  sessionStorage.setItem('dartdoc-main-content-scrollt', mainContent.scrollTop);
+  sessionStorage.setItem('dartdoc-main-content-scrolll', mainContent.scrollLeft);
 }
 
 function saveRightScroll() {
-  lscache.setBucket(window.location.pathname);
   var rightSidebar = document.getElementById('dartdoc-sidebar-right');
-  lscache.set('dartdoc-sidebar-right-scrollt', rightSidebar.scrollTop);
-  lscache.set('dartdoc-sidebar-right-scrolll', rightSidebar.scrollLeft);
+  sessionStorage.setItem('dartdoc-sidebar-right-scrollt', rightSidebar.scrollTop);
+  sessionStorage.setItem('dartdoc-sidebar-right-scrolll', rightSidebar.scrollLeft);
 }
 
 function restoreScrolls() {
-  lscache.setBucket(window.location.pathname);
-  // One day expiry.
-  lscache.setExpiryMilliseconds(3600000 * 24);
-  lscache.flushExpired();
-
   var leftSidebar = document.getElementById('dartdoc-sidebar-left');
-  var leftSidebarX = lscache.get('dartdoc-sidebar-left-scrolll');
-  var leftSidebarY = lscache.get('dartdoc-sidebar-left-scrollt');
+  var leftSidebarX = sessionStorage.getItem('dartdoc-sidebar-left-scrolll');
+  var leftSidebarY = sessionStorage.getItem('dartdoc-sidebar-left-scrollt');
 
   var mainContent = document.getElementById('dartdoc-main-content');
-  var mainContentX = lscache.get('dartdoc-main-content-scrolll');
-  var mainContentY = lscache.get('dartdoc-main-content-scrollt');
+  var mainContentX = sessionStorage.getItem('dartdoc-main-content-scrolll');
+  var mainContentY = sessionStorage.getItem('dartdoc-main-content-scrollt');
 
   var rightSidebar = document.getElementById('dartdoc-sidebar-right');
-  var rightSidebarX = lscache.get('dartdoc-sidebar-right-scrolll');
-  var rightSidebarY = lscache.get('dartdoc-sidebar-right-scrollt');
+  var rightSidebarX = sessionStorage.getItem('dartdoc-sidebar-right-scrolll');
+  var rightSidebarY = sessionStorage.getItem('dartdoc-sidebar-right-scrollt');
 
   // Set visibility to visible after scroll to prevent the brief appearance of the
   // panel in the wrong position.

lib/resources/lscache/README.dartdoc.md

@@ -8,10 +8,6 @@ const List<String> resource_names = const [
   'package:dartdoc/resources/favicon.png',
   'package:dartdoc/resources/github.css',
   'package:dartdoc/resources/highlight.pack.js',
-  'package:dartdoc/resources/lscache/LICENSE.md',
-  'package:dartdoc/resources/lscache/README.dartdoc.md',
-  'package:dartdoc/resources/lscache/README.md',
-  'package:dartdoc/resources/lscache/lscache.min.js',
   'package:dartdoc/resources/play_button.svg',
   'package:dartdoc/resources/readme.md',
   'package:dartdoc/resources/script.js',

lib/resources/lscache/README.md

@@ -11,7 +11,6 @@
 <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
 <script src="static-assets/typeahead.bundle.min.js"></script>
 <script src="static-assets/highlight.pack.js"></script>
-<script src="static-assets/lscache/lscache.min.js"></script>
 <script src="static-assets/URI.js"></script>
 <script src="static-assets/script.js"></script>
 <!-- footer placeholder -->