Add a message to home when no libraries have been created (#798)

* Add a prompt to home when no libraries exist

Resolves: #642

* Replace let with var in homesection.js

* Use centerMessage class in "no library" prompt

* Fix invalid closing tag

* Change \"no library\" prompt description for admins

src/components/homesections/homesections.js

@@ -40,6 +40,7 @@ define(['connectionManager', 'cardBuilder', 'appSettings', 'dom', 'apphost', 'la
         return getUserViews(apiClient, user.Id).then(function (userViews) {
             var html = '';
 
+            if (userViews.length) {
                 var sectionCount = 7;
                 for (var i = 0; i < sectionCount; i++) {
                     html += '<div class="verticalSection section' + i + '"></div>';
@@ -60,6 +61,27 @@ define(['connectionManager', 'cardBuilder', 'appSettings', 'dom', 'apphost', 'la
                         returnPromise: false
                     });
                 });
+            } else {
+                var noLibDescription;
+                if (user['Policy'] && user['Policy']['IsAdministrator']) {
+                    noLibDescription = Globalize.translate("NoCreatedLibraries", '<a id="button-createLibrary" class="button-link">', '</a>')
+                } else {
+                    noLibDescription = Globalize.translate("AskAdminToCreateLibrary");
+                }
+
+                html += '<div class="centerMessage padded-left padded-right">';
+                html += '<h2>' + Globalize.translate("MessageNothingHere") + '</h2>';
+                html += '<p>' + noLibDescription + '</p>'
+                html += '</div>';
+                elem.innerHTML = html;
+
+                var createNowLink = elem.querySelector("#button-createLibrary")
+                if (createNowLink) {
+                    createNowLink.addEventListener("click", () => {
+                        Dashboard.navigate("library.html");
+                    });
+                }
+            }
         });
     }
 

src/strings/en-us.json

@@ -36,6 +36,7 @@
     "Artists": "Artists",
     "AsManyAsPossible": "As many as possible",
     "Ascending": "Ascending",
+    "AskAdminToCreateLibrary": "Ask an administrator to create a library.",
     "AspectRatio": "Aspect Ratio",
     "AttributeNew": "New",
     "Audio": "Audio",
@@ -1032,6 +1033,7 @@
     "Next": "Next",
     "NextUp": "Next Up",
     "No": "No",
+    "NoCreatedLibraries": "Seems like you haven't created any libraries yet. {0}Would you like to create one now?{1}",
     "NoNewDevicesFound": "No new devices found. To add a new tuner, close this dialog and enter the device information manually.",
     "NoNextUpItemsMessage": "None found. Start watching your shows!",
     "NoPluginConfigurationMessage": "This plugin has no settings to configure.",