smartxml: pass transformation instance to impl & undo when needed
[fnpeditor.git] / src / editor / modules / documentCanvas / commands.js
1 define([
2 'modules/documentCanvas/canvas/documentElement',
3 './canvas/utils'
4 ], function(documentElement, utils) {
5     
6 'use strict';
7
8
9 var gridToggled = false;
10
11 var commands = {
12     _cmds: {},
13     register: function(name, command) {
14         this._cmds[name] = command;
15     },
16
17     run: function(name, params, canvas) {
18         return this._cmds[name](canvas, params);
19     }
20 };
21
22 commands.register('undo', function(canvas) {
23     var doc = canvas.wlxmlDocument;
24
25     doc.undo();
26 });
27
28 commands.register('redo', function(canvas) {
29     var doc = canvas.wlxmlDocument;
30
31     doc.redo();
32 });
33
34 commands.register('remove-node', function(canvas) {
35     var cursor = canvas.getCursor(),
36         selectionStart = cursor.getSelectionStart(),
37         selectionEnd = cursor.getSelectionEnd(),
38         parent1 = selectionStart.element.parent() || undefined,
39         parent2 = selectionEnd.element.parent() || undefined;
40
41 //    canvas.wlxmlDocument.transform('detach2', {node:canvas.getCurrentNodeElement().data('wlxmlNode')});
42     canvas.getCurrentNodeElement().data('wlxmlNode').transform('smartxml.detach');
43
44 });
45
46 commands.register('unwrap-node', function(canvas) {
47     var cursor = canvas.getCursor(),
48         selectionStart = cursor.getSelectionStart(),
49         selectionEnd = cursor.getSelectionEnd(),
50         parent1 = selectionStart.element.parent() || undefined,
51         parent2 = selectionEnd.element.parent() || undefined;
52
53     var selectionAnchor = cursor.getSelectionAnchor(),
54         node1 = parent1.data('wlxmlNode'),
55         node2 = parent2.data('wlxmlNode'),
56         doc = node1.document;
57     if(doc.areItemsOfSameList({node1: node1, node2: node2})) {
58
59
60         doc.transform('extractItems', {item1: node1, item2: node2});
61
62         //canvas.list.extractItems({element1: parent1, element2: parent2});
63         canvas.setCurrentElement(selectionAnchor.element, {caretTo: selectionAnchor.offset});
64     } else if(!cursor.isSelecting()) {
65         var nodeToUnwrap = cursor.getPosition().element.data('wlxmlNode'),
66             parentNode = nodeToUnwrap.unwrap();
67         if(parentNode) {
68             canvas.setCurrentElement(utils.findCanvasElement(parentNode));
69         }
70     }
71 });
72
73 commands.register('wrap-node', function(canvas) {
74     var cursor = canvas.getCursor(),
75         selectionStart = cursor.getSelectionStart(),
76         selectionEnd = cursor.getSelectionEnd(),
77         parent1 = selectionStart.element.parent() || undefined,
78         parent2 = selectionEnd.element.parent() || undefined;
79
80     var node1 = parent1.data('wlxmlNode'),
81         node2 = parent2.data('wlxmlNode'),
82         doc = node1.document;
83
84     if(canvas.list.areItemsOfTheSameList({element1: parent1, element2: parent2})) {
85         //canvas.list.create({element1: parent1, element2: parent2});
86         //doc.transform('createList', {node1: node1, node2: node2});
87         doc.createList({node1: node1, node2: node2});
88     }
89 });
90
91 commands.register('list', function(canvas, params) {
92     var cursor = canvas.getCursor(),
93         selectionStart = cursor.getSelectionStart(),
94         selectionEnd = cursor.getSelectionEnd(),
95         parent1 = selectionStart.element.parent() || undefined,
96         parent2 = selectionEnd.element.parent() || undefined;
97
98     var selectionFocus = cursor.getSelectionFocus();
99
100     if(selectionStart.element.isInsideList() || selectionEnd.element.isInsideList()) {
101         return;
102     }
103
104     var node1 = parent1.data('wlxmlNode'),
105         node2 = parent2.data('wlxmlNode'),
106         doc = node1.document;
107     
108     //doc.transform('createList', {node1: node1, node2: node2});
109     doc.createList({node1: node1, node2: node2});
110
111
112     canvas.setCurrentElement(selectionFocus.element, {caretTo: selectionFocus.offset});
113 });
114
115 commands.register('toggle-grid', function(canvas, params) {
116     canvas.doc().dom().find('[wlxml-tag]').toggleClass('rng-common-hoveredNode', params.toggle);
117     gridToggled = params.toggle;
118 });
119
120 commands.register('newNodeRequested', function(canvas, params) {
121     var cursor = canvas.getCursor(),
122         selectionStart = cursor.getSelectionStart(),
123         selectionEnd = cursor.getSelectionEnd();
124
125     if(cursor.isSelecting()) {
126         if(cursor.isSelectingSiblings()) {
127             if(cursor.isSelectingWithinElement()) {
128                 var wlxmlNode = selectionStart.element.data('wlxmlNode'),
129                     caretTo = selectionStart.offset < selectionEnd.offset ? 'start' : 'end',
130                     //wrapper = wlxmlNode.wrapWith({tagName: params.wlxmlTag, attrs: {'class': params.wlxmlClass}, start: selectionStart.offset, end: selectionEnd.offset}),
131                     //wrapper = wlxmlNode.transform('smartxml.wrapWith', {tagName: params.wlxmlTag, attrs: {'class': params.wlxmlClass}, start: selectionStart.offset, end: selectionEnd.offset})
132                     wrapper = wlxmlNode.wrapWith({tagName: params.wlxmlTag, attrs: {'class': params.wlxmlClass}, start: selectionStart.offset, end: selectionEnd.offset});
133                     ;
134                 var wrapperCanvasElement = utils.findCanvasElement(wrapper);
135                 canvas.setCurrentElement(wrapperCanvasElement.children()[0], {caretTo: caretTo});
136             }
137             else {
138                 var wlxmlNode = selectionStart.element.data('wlxmlNode').parent(),
139                     caretTo = selectionStart.element.sameNode(cursor.getSelectionAnchor().element) ? 'end' : 'start';
140
141                 // var wrapper = wlxmlNode.wrapText({
142                 //     _with: {tagName: params.wlxmlTag, attrs: {'class': params.wlxmlClass}},
143                 //     offsetStart: selectionStart.offset,
144                 //     offsetEnd: selectionEnd.offset,
145                 //     textNodeIdx: [wlxmlNode.indexOf(selectionStart.element.data('wlxmlNode')), wlxmlNode.indexOf(selectionEnd.element.data('wlxmlNode'))] //parent.childIndex(selectionEnd.element)]
146                 // }),
147                 var wrapper = wlxmlNode.transform('smartxml.wrapText', {
148                     _with: {tagName: params.wlxmlTag, attrs: {'class': params.wlxmlClass}},
149                     offsetStart: selectionStart.offset,
150                     offsetEnd: selectionEnd.offset,
151                     textNodeIdx: [wlxmlNode.indexOf(selectionStart.element.data('wlxmlNode')), wlxmlNode.indexOf(selectionEnd.element.data('wlxmlNode'))] //parent.childIndex(selectionEnd.element)]
152                 }),
153                 wrapperCanvasElement = utils.findCanvasElement(wrapper);
154                 canvas.setCurrentElement(wrapperCanvasElement.children()[caretTo === 0 ? 0 : wrapperCanvasElement.children().length - 1], {caretTo: caretTo});
155             }
156         } else {
157             var node1 = selectionStart.element.data('wlxmlNode'),
158                 node2 = selectionEnd.element.data('wlxmlNode'),
159                 siblingParents = canvas.wlxmlDocument.getSiblingParents({node1: node1, node2: node2});
160
161             if(siblingParents) {
162                 // canvas.wlxmlDocument.wrapNodes({
163                 //     element1: siblingParents.node1,
164                 //     element2: siblingParents.node2,
165                 //     _with: {tagName: params.wlxmlTag, attrs: {klass: params.wlxmlClass}}
166                 // });
167                 canvas.wlxmlDocument.transform('smartxml.wrapNodes', {
168                     node1: siblingParents.node1,
169                     node2: siblingParents.node2,
170                     _with: {tagName: params.wlxmlTag, attrs: {klass: params.wlxmlClass}}
171                 });
172             }
173         }
174     } else if(canvas.getCurrentNodeElement()) {
175         var node = canvas.getCurrentNodeElement().data('wlxmlNode'),
176             // wrapper = node.wrapWith({tagName: params.wlxmlTag, attrs: {klass: params.wlxmlClass}});
177             wrapper = node.transform('smartxml.wrapWith', {tagName: params.wlxmlTag, attrs: {klass: params.wlxmlClass}});
178         canvas.setCurrentElement(utils.findCanvasElement(wrapper));
179     }
180
181
182 });
183
184 commands.register('footnote', function(canvas, params) {
185     var cursor = canvas.getCursor(),
186         position = cursor.getPosition(),
187         asideElement;
188         
189
190     if(cursor.isSelectingWithinElement()) {
191         asideElement = position.element.wrapWithNodeElement({tag: 'aside', klass: 'footnote', start: cursor.getSelectionStart().offset, end: cursor.getSelectionEnd().offset});
192     } else {
193         asideElement = position.element.divide({tag: 'aside', klass: 'footnote', offset: position.offset});
194         asideElement.append({text: ''});
195     }
196
197     asideElement.toggle(true);
198     canvas.setCurrentElement(asideElement);
199 });
200
201 commands.register('take-away-node', function(canvas) {
202     var position = canvas.getCursor().getPosition(),
203         element = position.element,
204         nodeElement = element ? element.parent() : canvas.getCurrentNodeElement();
205
206     if(!nodeElement || !(nodeElement.parent()))
207         return;
208
209
210     var range = nodeElement.data('wlxmlNode').unwrapContent();
211
212     if(element) {
213         var elementIsFirstChild = nodeElement.childIndex(element);
214         if(element.bound()) {
215             canvas.setCurrentElement(element, {caretTo: position.offset});
216         } else {
217             if(elementIsFirstChild) {
218                 canvas.setCurrentElement(findCanvasElement(range.element1), {caretTo: 'end'});
219             } else {
220                 canvas.setCurrentElement(findCanvasElement(range.element2), {caretTo: 'end'});
221             }
222         }
223     } else {
224         canvas.setCurrentElement(findCanvasElement(range.element1), {caretTo: 'start'});
225     }
226
227 });
228
229
230 return {
231     run: function(name, params, canvas) {
232         return commands.run(name, params, canvas);
233     }
234 };
235
236 });