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Update javascript to widget. Allows more interaction with it #290

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63e2fce
Update javascript to widget. Allows more interaction with it
cipacda May 29, 2015
5f152cc
Keep jquery nodes in content file
cipacda May 30, 2015
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150 changes: 80 additions & 70 deletions app/assets/javascripts/cocoon.js
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Original file line number Diff line number Diff line change
@@ -1,109 +1,119 @@
(function($) {

var cocoon_element_counter = 0;

var create_new_id = function() {
return (new Date().getTime() + cocoon_element_counter++);
}
$.widget('ui.cocoon', {
_init: function () {
var cocoon = this;
this.cocoonElementCounter = 0;
this.element.find('.add_fields').click(function (e) {
e.preventDefault();
cocoon.addNew();
});

var newcontent_braced = function(id) {
this._setupRemovableFields();
},
createNewId: function() {
return (new Date().getTime() + this.cocoonElementCounter++);
},
options: {},
_newContentBraced: function(id) {
return '[' + id + ']$1';
}

var newcontent_underscord = function(id) {
},
_newContentUnderscored: function(id) {
return '_' + id + '_$1';
}

$(document).on('click', '.add_fields', function(e) {
e.preventDefault();
var $this = $(this),
assoc = $this.data('association'),
assocs = $this.data('associations'),
content = $this.data('association-insertion-template'),
insertionMethod = $this.data('association-insertion-method') || $this.data('association-insertion-position') || 'before',
insertionNode = $this.data('association-insertion-node'),
insertionTraversal = $this.data('association-insertion-traversal'),
count = parseInt($this.data('count'), 10),
regexp_braced = new RegExp('\\[new_' + assoc + '\\](.*?\\s)', 'g'),
regexp_underscord = new RegExp('_new_' + assoc + '_(\\w*)', 'g'),
new_id = create_new_id(),
new_content = content.replace(regexp_braced, newcontent_braced(new_id)),
new_contents = [];


if (new_content == content) {
regexp_braced = new RegExp('\\[new_' + assocs + '\\](.*?\\s)', 'g');
regexp_underscord = new RegExp('_new_' + assocs + '_(\\w*)', 'g');
new_content = content.replace(regexp_braced, newcontent_braced(new_id));
},
_setupRemovableFields: function () {
var cocoon = this;
this.element.find('.remove_fields.dynamic, .remove_fields.existing').click(function (e) {
e.preventDefault();
cocoon.removeNode($(this));
});
},
addNew: function() {
var
addElement = this.element.find('.add_fields'),
assoc = addElement.data('association'),
assocs = addElement.data('associations'),
content = addElement.data('association-insertion-template'),
insertionMethod = addElement.data('association-insertion-method') || addElement.data('association-insertion-position') || 'before',
insertionNode = addElement.data('association-insertion-node'),
insertionTraversal = addElement.data('association-insertion-traversal'),
count = parseInt(addElement.data('count'), 10),
regexpBraced = new RegExp('\\[new_' + assoc + '\\](.*?\\s)', 'g'),
regexpUnderscored = new RegExp('_new_' + assoc + '_(\\w*)', 'g'),
newId = this.createNewId(),
newContent = content.replace(regexpBraced, this.createNewId(newId)),
newContents = [];


if (newContent == content) {
regexpBraced = new RegExp('\\[new_' + assocs + '\\](.*?\\s)', 'g');
regexpUnderscored = new RegExp('_new_' + assocs + '_(\\w*)', 'g');
newContent = content.replace(regexpBraced, this._newContentBraced(newId));
}

new_content = new_content.replace(regexp_underscord, newcontent_underscord(new_id));
new_contents = [new_content];
newContent = newContent.replace(regexpUnderscored, this._newContentUnderscored(newId));
newContents.push($(newContent));

count = (isNaN(count) ? 1 : Math.max(count, 1));
count -= 1;

while (count) {
new_id = create_new_id();
new_content = content.replace(regexp_braced, newcontent_braced(new_id));
new_content = new_content.replace(regexp_underscord, newcontent_underscord(new_id));
new_contents.push(new_content);
newId = this.createNewId();
newContent = content.replace(regexpBraced, this._newContentUnderscored(newId));
newContent = newContent.replace(regexpUnderscored, this._newContentUnderscored(newId));
newContents.push($(newContent));

count -= 1;
}

if (insertionNode){
if (insertionTraversal){
insertionNode = $this[insertionTraversal](insertionNode);
insertionNode = addElement[insertionTraversal](insertionNode);
} else {
insertionNode = insertionNode == "this" ? $this : $(insertionNode);
insertionNode = insertionNode == "this" ? addElement : $(insertionNode);
}
} else {
insertionNode = $this.parent();
insertionNode = addElement.parent();
}

$.each(new_contents, function(i, node) {
var contentNode = $(node);
$.each(newContents, function(i, node) {

insertionNode.trigger('cocoon:before-insert', [contentNode]);
insertionNode.trigger('cocoon:before-insert', [node]);

// allow any of the jquery dom manipulation methods (after, before, append, prepend, etc)
// to be called on the node. allows the insertion node to be the parent of the inserted
// code and doesn't force it to be a sibling like after/before does. default: 'before'
var addedContent = insertionNode[insertionMethod](contentNode);
var addedContent = insertionNode[insertionMethod](node);

insertionNode.trigger('cocoon:after-insert', [contentNode]);
insertionNode.trigger('cocoon:after-insert', [node]);
});
});

$(document).on('click', '.remove_fields.dynamic, .remove_fields.existing', function(e) {
var $this = $(this),
wrapper_class = $this.data('wrapper-class') || 'nested-fields',
node_to_delete = $this.closest('.' + wrapper_class),
trigger_node = node_to_delete.parent();
this._setupRemovableFields();

e.preventDefault();
return newContents;
},
removeNode: function(node) {
var wrapperClass = node.data('wrapper-class') || 'nested-fields',
nodeToDelete = node.closest('.' + wrapperClass),
triggerNode = nodeToDelete.parent();

trigger_node.trigger('cocoon:before-remove', [node_to_delete]);
triggerNode.trigger('cocoon:before-remove', [nodeToDelete]);

var timeout = trigger_node.data('remove-timeout') || 0;
var timeout = triggerNode.data('remove-timeout') || 0;

setTimeout(function() {
if ($this.hasClass('dynamic')) {
node_to_delete.remove();
if (node.hasClass('dynamic')) {
nodeToDelete.remove();
} else {
$this.prev("input[type=hidden]").val("1");
node_to_delete.hide();
node.prev("input[type=hidden]").val("1");
nodeToDelete.hide();
}
trigger_node.trigger('cocoon:after-remove', [node_to_delete]);
triggerNode.trigger('cocoon:after-remove', [nodeToDelete]);
}, timeout);
});

$('.remove_fields.existing.destroyed').each(function(i, obj) {
var $this = $(this),
wrapper_class = $this.data('wrapper-class') || 'nested-fields';
this.element.find('.remove_fields.existing.destroyed').each(function () {
var $this = $(this),
wrapperClass = $this.data('wrapper-class') || 'nested-fields';

$this.closest('.' + wrapper_class).hide();
});

})(jQuery);
$this.closest('.' + wrapperClass).hide();
});
}
});