From c09e12ca9a0999b87f7e18aa4dd450a5c6884b66 Mon Sep 17 00:00:00 2001
From: Maximilian Grundke <maximiliangrundke@googlemail.com>
Date: Fri, 20 Jul 2018 11:18:30 +0200
Subject: [PATCH] Allow removing exercises from collections

---
 app/assets/javascripts/exercise_collections.js.erb | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/app/assets/javascripts/exercise_collections.js.erb b/app/assets/javascripts/exercise_collections.js.erb
index c1995c7e..d1c4aae8 100644
--- a/app/assets/javascripts/exercise_collections.js.erb
+++ b/app/assets/javascripts/exercise_collections.js.erb
@@ -170,6 +170,15 @@ $(function() {
           }
         }
       });
+
+      $('.remove-exercise').on('click', function (e) {
+        e.preventDefault();
+
+        var row = $(this).parent().parent();
+        var exerciseId = row.data('id');
+        $('#exercise-list').find('option[value="' + exerciseId + '"]').prop('selected', false);
+        row.remove()
+      });
     }
   }
 });