editor: core plugin - edumed - first take on gaps exercise

[fnpeditor.git] / src / editor / plugins / core / edumed / gaps / actions.js

diff --git a/src/editor/plugins/core/edumed/gaps/actions.js b/src/editor/plugins/core/edumed/gaps/actions.js
new file mode 100644 (file)
index 0000000..e91faa4
--- /dev/null
+++ b/src/editor/plugins/core/edumed/gaps/actions.js
@@ -0,0 +1,92 @@
+define(function(require) {
+    
+'use strict';
+
+/* globals gettext */
+
+var _ = require('libs/underscore');
+
+
+var createGap = {
+    name: 'createGap',
+    params: {
+        fragment: {type: 'context', name: 'fragment'}
+    },
+    stateDefaults: {
+        icon: null,
+        label: gettext('Create a gap'),
+        execute: function(callback, params) {
+            var doc = params.fragment.document;
+
+            doc.transaction(function() {
+                var wrapper = params.fragment.startNode.parent().wrapText({
+                        _with: {tagName: 'aside', attrs: {'class': 'gap'}},
+                        offsetStart: params.fragment.startOffset,
+                        offsetEnd: params.fragment.endOffset,
+                        textNodeIdx: [params.fragment.startNode.getIndex(), params.fragment.endNode.getIndex()]
+                    }),
+                    last = _.last(wrapper.contents());
+
+                return doc.createFragment(doc.CaretFragment, {node: last, offset: last.getText().length});
+            }, {
+                metadata: {
+                    description: gettext('Create a gap')
+                },
+                success: callback
+            });
+        }
+    },
+    getState: function(params) {
+        return {
+            allowed: params.fragment &&
+                        params.fragment.isValid() &&
+                        params.fragment instanceof params.fragment.TextRangeFragment &&
+                        params.fragment.hasSiblingBoundries() &&
+                        params.fragment.startNode.isInside('exercise.gap') &&
+                        !params.fragment.startNode.isInside({tagName: 'aside', klass: 'gap'}),
+                        
+            description: gettext('Turn selection into a gap')
+        };
+    }
+};
+
+var removeGap = {
+    name: 'removeGap',
+    params: {
+        fragment: {type: 'context', name: 'fragment'}
+    },
+    stateDefaults: {
+        icon: null,
+        label: gettext('Remove a gap'),
+        execute: function(callback, params) {
+            var doc = params.fragment.document;
+
+            doc.transaction(function() {
+                var ret = params.fragment.node.getParent('gap').unwrapContent();
+
+                return doc.createFragment(doc.CaretFragment, {node:ret.element2, offset: ret.element2.getText().length});
+            }, {
+                metadata: {
+                    description: gettext('Remove a gap')
+                },
+                success: callback
+            });
+        }
+    },
+    getState: function(params) {
+        return {
+            allowed: params.fragment &&
+                        params.fragment.isValid() &&
+                        params.fragment instanceof params.fragment.NodeFragment &&
+                        params.fragment.node.isInside('exercise.gap') &&
+                        params.fragment.node.isInside('gap'),
+                        
+            description: gettext('Remove a gap')
+        };
+    }
+};
+
+
+return [createGap, removeGap];
+
+});
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