In-memory cache for speed-up (#88)

* Experiment with local cache

* Commit

* Cache all we can, invalidate later

* Commit

* separate cache class

* More cached

* Proper invalidate

* Complete the repos

* Fix the build

* Fix build

* Status reporting

pkg/dashboard/static/actions.js

@@ -119,7 +119,7 @@ $("#upgradeModal .btn-confirm").click(function () {
         if (data.version) {
             setHashParam("section", null)
             const ns = $("#upgradeModal .rel-ns").val();
-            setHashParam("namespace", ns ? ns : "default")
+            setHashParam("namespace", ns ? ns : "default") // TODO: relaets issue #51
             setHashParam("chart", $("#upgradeModal .rel-name").val())
             setHashParam("revision", data.version)
             window.location.reload()

pkg/dashboard/static/index.html

@@ -49,6 +49,15 @@
                         <li>
                             <hr class="dropdown-divider">
                         </li>
+                        <li>
+                            <!-- TODO: this should go under the "user menu" -->
+                            <button class="dropdown-item" id="cacheClear"><i
+                                    class="bi-arrow-repeat"></i> Reset Cache
+                            </button>
+                        </li>
+                        <li>
+                            <hr class="dropdown-divider">
+                        </li>
                         <li><a class="dropdown-item disabled" href="#">Version <span id="toolVersion"></span></a></li>
                     </ul>
                 </li>

pkg/dashboard/static/list-view.js

@@ -29,7 +29,7 @@ function buildChartCard(elm) {
             <div class="col-1 rel-date text-nowrap"><span>today</span><div>Updated</div></div>
         </div>`)
     
-    const chartName = elm.chart.substr(0, elm.chart.lastIndexOf("-"))
+    const chartName = elm.chart.substring(0, elm.chart.lastIndexOf("-"))
     $.getJSON("/api/helm/repo/search?name=" + chartName).fail(function (xhr) {
         reportError("Failed to get repo name for charts", xhr)
     }).done(function (data) {

pkg/dashboard/static/scripts.js

@@ -13,12 +13,12 @@ $(function () {
         fillClusterList(data, context);
 
         initView(); // can only do it after loading cluster list
-        
+
         $.getJSON("/api/kube/namespaces").fail(function (xhr) {
             reportError("Failed to get namespaces", xhr)
-        }).done(function(res) {
+        }).done(function (res) {
             const ns = res.items.map(i => i.metadata.name)
-            $.each(ns, function(i, item) {
+            $.each(ns, function (i, item) {
                 $("#upgradeModal #ns-datalist").append($("<option>", {
                     value: item,
                     text: item
@@ -218,6 +218,7 @@ $(".bi-power").click(function () {
         url: "/",
         type: 'DELETE',
     }).done(function () {
+        // TODO: display explanation overlay here
         window.close();
     })
 })
@@ -248,4 +249,13 @@ function fillToolVersion(data) {
         $("#toolVersionUpgrade").text(data.LatestVer)
         $(".upgrade-possible").show()
     }
-}
+}
+
+$("#cacheClear").click(function () {
+    $.ajax({
+        url: "/api/cache",
+        type: 'DELETE',
+    }).done(function () {
+        window.location.reload()
+    })
+})