From ffeb1a12491780d489d96dd7159a09b5fd16090c Mon Sep 17 00:00:00 2001
From: Timotej Lazar <timotej.lazar@araneo.org>
Date: Fri, 18 Sep 2015 16:24:32 +0200
Subject: Add "Plan" button to display next "planning" hint

---
 js/codeq/prolog.js | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

(limited to 'js/codeq/prolog.js')

diff --git a/js/codeq/prolog.js b/js/codeq/prolog.js
index 96c3077..4eed354 100644
--- a/js/codeq/prolog.js
+++ b/js/codeq/prolog.js
@@ -95,9 +95,11 @@
          * add the above function to the buttons
          */
         addClickListenerTranstions  = function(){
+            $('#btn_code_plan').on('click',clickListenerTransitionFun);
             $('#btn_code_hint').on('click',clickListenerTransitionFun);
             $('#btn_code_test').on('click',clickListenerTransitionFun);
 
+            $('#btn_code_plan').on(transitionEventName,mouseDownEventIgnoreFun);
             $('#btn_code_hint').on(transitionEventName,mouseDownEventIgnoreFun);
             $('#btn_code_test').on(transitionEventName,mouseDownEventIgnoreFun);
         },
@@ -105,9 +107,11 @@
          * and a function to remove it
          */
         removeClickListenerTransition = function(){
+            $('#btn_code_plan').off('click',clickListenerTransitionFun);
             $('#btn_code_hint').off('click',clickListenerTransitionFun);
             $('#btn_code_test').off('click',clickListenerTransitionFun);
 
+            $('#btn_code_plan').off(transitionEventName,mouseDownEventIgnoreFun);
             $('#btn_code_hint').off(transitionEventName,mouseDownEventIgnoreFun);
             $('#btn_code_test').off(transitionEventName,mouseDownEventIgnoreFun);
         },
@@ -362,11 +366,12 @@
             editor = CodeMirror(jqEditor[0], { cursorHeight: 0.85, lineNumbers: true, matchBrackets: true }),
             activityHandler = makeActivityHandler(editor, problem.id),
             terminal = makePrologTerminalHandler(jqConsole, editor, problem.id, activityHandler),
-            hinter = codeq.makeHinter(jqHints, jqEditor, editor, problem.hint);
+            hinter = codeq.makeHinter(jqHints, jqEditor, editor, problem.hint, problem.plan);
 
         editor.setValue(info.solution);
         $('#title').text(problem.slug);
         jqDescription.html(problem.description);
+        $('#btn_code_plan').prop('disabled', problem.plan.length == 0);
 
         editor.on('change', function (instance, changeObj) {
             var doc = editor.getDoc(),
@@ -381,6 +386,12 @@
             }
         });
 
+        $('#btn_code_plan').on('click', function () {
+            if (!hinter.planNext()) {
+                $('#btn_code_plan').prop('disabled', true);
+                $('#btn_code_plan').blur();
+            }
+        });
         $('#btn_code_hint').on('click', function () {
             terminal.append('hint.\n', 'input');
             terminal.inputDisable();
@@ -451,4 +462,4 @@
             }
         };
     };
-})();
\ No newline at end of file
+})();
-- 
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