Fix header interractive actions: buttons and github

theme/javascript/app.js

@@ -17,13 +17,6 @@ require([
         if (state.githubId) {
             // Initialize storage
             storage.setBaseKey(state.githubId);
-
-            // Star and watch count
-            $.getJSON("https://api.github.com/repos/"+state.githubId)
-            .done(function(repo) {
-                $book.find(".count-star span").text(repo.stargazers_count);
-                $book.find(".count-watch span").text(repo.subscribers_count);
-            });
         }
 
         // Init sidebar

theme/javascript/core/navigation.js

@@ -1,10 +1,12 @@
 define([
     "jQuery",
+    "core/state",
     "core/progress",
     "core/exercise",
     "core/quiz"
-], function($, progress, exercises, quiz) {
+], function($, state, progress, exercises, quiz) {
     var prev, next;
+    var githubCountStars, githubCountWatch;
 
     var updateHistory = function(url, title) {
         history.pushState({ path: url }, title, url);
@@ -39,6 +41,11 @@ define([
         });
     };
 
+    var updateGitHubCounts = function() {
+        $(".book-header .count-star span").text(githubCountStars);
+        $(".book-header .count-watch span").text(githubCountWatch);
+    }
+
     var preparePage = function() {
         // Bind exercises/quiz
         exercises.init();
@@ -52,6 +59,20 @@ define([
 
         // Focus on content
         $(".book-body").focus();
+
+        // Update GitHub count
+        if (state.githubId) {
+            if (githubCountStars) {
+                updateGitHubCounts();
+            } else {
+                $.getJSON("https://api.github.com/repos/"+state.githubId)
+                .done(function(repo) {
+                    githubCountStars = repo.stargazers_count;
+                    githubCountWatch = repo.subscribers_count;
+                    updateGitHubCounts();
+                });
+            }
+        }
     };
 
     var handlePagination = function (e) {

theme/javascript/core/search.js

@@ -64,7 +64,7 @@ define([
         loadIndex();
 
         // Toggle search
-        state.$book.find(".book-header .toggle-search").click(function(e) {
+        $(document).on("click", ".book-header .toggle-search", function(e) {
             e.preventDefault();
             toggleSearch();
         });

theme/javascript/core/sidebar.js

@@ -25,7 +25,7 @@ define([
     // Prepare sidebar: state and toggle button
     var init = function() {
         // Toggle summary
-        state.$book.find(".book-header .toggle-summary").click(function(e) {
+        $(document).on("click", ".book-header .toggle-summary", function(e) {
             e.preventDefault();
             toggleSidebar();
         });

theme/javascript/utils/sharing.js

@@ -19,7 +19,7 @@ define([
 
     // Bind all sharing button
     var init = function() {
-        $("a[data-sharing]").click(function(e) {
+        $(document).on("click", "a[data-sharing]", function(e) {
             if (e) e.preventDefault();
             var type = $(this).data("sharing");