wlxml: lists - extractListItems

[fnpeditor.git] / src / wlxml / extensions / list / list.js

diff --git a/src/wlxml/extensions/list/list.js b/src/wlxml/extensions/list/list.js
index 8cfecc2..29834ae 100644 (file)
--- a/src/wlxml/extensions/list/list.js
+++ b/src/wlxml/extensions/list/list.js
@@ -3,7 +3,7 @@ define(function(require) {
 'use strict';
 
 var _ = require('libs/underscore'),
-    extension = {document: {transformations: {}}, wlxmlClass: {list: {methods: {}}}};
+    extension = {document: {transformations: {}, methods: {}}, wlxmlClass: {list: {methods: {}}}};
 
 
 extension.wlxmlClass.list.methods = {
@@ -22,28 +22,55 @@ extension.wlxmlClass.list.methods = {
     }
 };
 
-extension.documentMethods = {
-    areItemsOfSameList: function(params) {
-        return params.node1.parent().sameNode(params.node2.parent()) && params.node2.parent().is('list');
+extension.wlxmlClass.list.transformations = {
+    extractAllItems: function() {
+        var contents = this.contents();
+        return this.document.extractItems({item1: contents[0], item2: _.last(contents)});
     }
 };
 
+extension.wlxmlClass.list.transformations = {
+    extractListItems: function() {
+        var contents = this.contents(),
+            first = contents[0],
+            last;
+        if(contents.length) {
+            last = contents[contents.length-1];
+            this.document.extractItems({
+                item1: first,
+                item2: last
+            });
+        } else {
+            this.detach();
+        }
+    }
+};
 
+extension.document.methods = {
+    areItemsOfSameList: function(params) {
+        return params.node1.parent().sameNode(params.node2.parent()) && params.node2.parent().is('list');
+    }
+};
 
 extension.document.transformations.createList = {
     impl: function(params) {
         /* globals Node */
         var parent = params.node1.parent(),
             parentContents = parent.contents(),
-            nodeIndexes = [params.node1.getIndex(), params.node2.getIndex()].sort(),
+            nodeIndexes = [params.node1.getIndex(), params.node2.getIndex()].sort(function(a,b) { return a-b; }),
             nodesToWrap = [],
-            listNode = params.node1.document.createDocumentNode({tagName: 'div', attrs: {'class': 'list'}}),
+            listClass = params.klass || 'list',
+            listNode = params.node1.document.createDocumentNode({tagName: 'div', attrs: {'class': listClass}}),
+            listPlacePtr = params.node1,
             node, i;
-
+        
         for(i = nodeIndexes[0]; i <= nodeIndexes[1]; i++) {
             node = parentContents[i];
             if(node.nodeType === Node.TEXT_NODE) {
                 node = node.wrapWith({tagName: 'div', attrs: {'class': 'item'}});
+                if(i === nodeIndexes[0]) {
+                    listPlacePtr = node;
+                }
             } else {
                 node.setClass('item');
             }
@@ -60,11 +87,12 @@ extension.document.transformations.createList = {
             toInsert = listNode;
         }
 
-        params.node1.before(toInsert);
+        listPlacePtr.before(toInsert);
 
         nodesToWrap.forEach(function(node) {
             listNode.append(node);
         });
+        return listNode;
     },
     getChangeRoot: function() {
         return this.args[0].node1.parent();
@@ -78,7 +106,7 @@ extension.document.transformations.extractItems = {
     impl: function(params) {
         params = _.extend({}, {merge: true}, params);
         var list = params.item1.parent(),
-            indexes = [params.item1.getIndex(), params.item2.getIndex()].sort(),
+            indexes = [params.item1.getIndex(), params.item2.getIndex()].sort(function(a,b) { return a-b;}),
             precedingItems = [],
             extractedItems = [],
             succeedingItems = [],
@@ -105,7 +133,7 @@ extension.document.transformations.extractItems = {
                 reference.after(item);
                 reference = item;
                 if(!listIsNested) {
-                    item.setClass(null);
+                    item.setClass('');
                 }
             });
             if(precedingItems.length === 0) {
@@ -115,18 +143,18 @@ extension.document.transformations.extractItems = {
             extractedItems.forEach(function(item) {
                 reference.before(item);
                 if(!listIsNested) {
-                    item.setClass(null);
+                    item.setClass('');
                 }
             });
         } else {
             extractedItems.forEach(function(item) {
                 reference.after(item);
                 if(!listIsNested) {
-                    item.setClass(null);
+                    item.setClass('');
                 }
                 reference = item;
             });
-            var secondList = params.item1.document.createDocumentNode({tagName: 'div', attrs: {'class':'list'}}),
+            var secondList = params.item1.document.createDocumentNode({tagName: 'div', attrs: {'class': list.getClass() || 'list'}}),
                 toAdd = secondList;
             
             if(listIsNested) {