2 files changed, 54 insertions, 2 deletions
diff --git a/theme/javascript/app.js b/theme/javascript/app.js
index 392d45b..f18ae24 100644
--- a/theme/javascript/app.js
+++ b/theme/javascript/app.js
@@ -7,10 +7,11 @@ require([
     "core/state",
     "core/keyboard",
     "core/exercise",
+    "core/quiz",
     "core/progress",
     "core/sidebar",
     "core/search"
-], function($, storage, analytic, sharing, state, keyboard, exercise, progress, sidebar, search){
+], function($, storage, analytic, sharing, state, keyboard, exercise, quiz, progress, sidebar, search){
     $(document).ready(function() {
         var $book = state.$book;
 
@@ -35,8 +36,9 @@ require([
             });
         }
 
-        // Bind exercise
+        // Bind exercises
         exercise.init();
+        quiz.init();
 
         // Bind sharing button
         sharing.init();
diff --git a/theme/javascript/core/quiz.js b/theme/javascript/core/quiz.js
new file mode 100644
index 0000000..2e900e8
--- /dev/null
+++ b/theme/javascript/core/quiz.js
@@ -0,0 +1,50 @@
+define([
+    "jQuery",
+    "utils/execute",
+    "utils/analytic",
+    "core/state"
+], function($, execute, analytic, state){
+    // Bind an exercise
+    var prepareExercise = function($exercise) {
+        var $answers = $exercise.find(".quiz-answers").find("input[type=radio], input[type=checkbox]");
+
+        $answers.click(function(e) {
+            e.preventDefault();
+        });
+
+        // Submit: test code
+        $exercise.find(".action-submit").click(function(e) {
+            e.preventDefault();
+            analytic.track("exercise.submit");
+            $exercise.find("tr.alert-danger").removeClass("alert-danger");
+            $exercise.find(".alert-success,.alert-danger").addClass("hidden");
+
+            var result = true;
+            $exercise.find(".quiz input[type=radio],.quiz input[type=checkbox]").each(function(i) {
+                var correct = $(this).is(":checked") === $answers.slice(i).first().is(":checked");
+                result = result && correct;
+                if (!correct) {
+                    $(this).closest("tr").addClass("alert-danger");
+                }
+            });
+
+            $exercise.find(result ? "div.alert-success" : "div.alert-danger").toggleClass("hidden");
+        });
+
+        $exercise.find(".action-solution").click(function(e) {
+            $exercise.find(".quiz, .quiz-answers").toggleClass("hidden");
+        });
+    };
+
+    // Prepare all exercise
+    var init = function() {
+        state.$book.find("section.quiz").each(function() {
+            prepareExercise($(this));
+        });
+    };
+
+    return {
+        init: init,
+        prepare: prepareExercise
+    };
+});