reintroduce show more button on 10 comments

studentquiz · Mar 11, 2019 · 5f8d9fc · 5f8d9fc
1 parent abf1c20
commit 5f8d9fc
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Showing 3 changed files with 32 additions and 2 deletions.
diff --git a/amd/build/studentquiz.min.js b/amd/build/studentquiz.min.js
diff --git a/amd/src/studentquiz.js b/amd/src/studentquiz.js
@@ -110,6 +110,23 @@ define(['jquery'], function($) {
      * Binding action buttons after refresh comment list.
      */
     function bindButtons() {
+        $('.studentquiz_behaviour .show_more').off('click').on('click', function() {
+            $('.studentquiz_behaviour .comment_list div').removeClass('hidden');
+            $(this).addClass('hidden');
+            $('.studentquiz_behaviour .show_less').removeClass('hidden');
+        });
+
+        $('.studentquiz_behaviour .show_less').off('click').on('click', function() {
+            $('.studentquiz_behaviour .comment_list > div').each(function(index) {
+                if (index > 10 && !$(this).hasClass('button_controls')) {
+                    $(this).addClass('hidden');
+                }
+            });
+
+            $(this).addClass('hidden');
+            $('.studentquiz_behaviour .show_more').removeClass('hidden');
+        });
+
         $('.studentquiz_behaviour .remove_action').off('click').on('click', function() {
             var $cmidfield = $(this).closest('form').find('.cmid_field');
             var cmid = $cmidfield.attr('value');

diff --git a/locallib.php b/locallib.php
@@ -627,6 +627,8 @@ function mod_studentquiz_comment_renderer($comments, $userid, $cmid, $anonymize,
         }
     }
 
+    $num = 0;
+    $showmoreafter = 10;
     // Output comments in chronically reverse order.
     foreach (array_reverse($comments) as $comment) {
         $canedit = $ismoderator || $comment->userid == $userid;
@@ -656,7 +658,18 @@ function mod_studentquiz_comment_renderer($comments, $userid, $cmid, $anonymize,
                 $comment->comment,
                 FORMAT_MOODLE,
                 array('context' => $cmid)
-            )
+            ),
+            ($num >= $showmoreafter) ? 'hidden' : ''
+        );
+        $num++;
+    }
+
+    if (count($comments) > $showmoreafter) {
+        $output .= html_writer::div(
+            html_writer::tag('button', get_string('show_more', $modname),
+                array('type' => 'button', 'class' => 'show_more btn btn-secondary'))
+            . html_writer::tag('button', get_string('show_less', $modname)
+            , array('type' => 'button', 'class' => 'show_less btn btn-secondary hidden')), 'button_controls'
         );
     }