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/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
/**
* JQuery UI Widget declaration: 'mage.rowBuilder'
*
* @api
*/
define([
'jquery',
'mage/template',
'jquery-ui-modules/widget'
], function ($, mageTemplate) {
'use strict';
$.widget('mage.rowBuilder', {
/**
* options with default values for setting up the template
*/
options: {
//Default template options
rowTemplate: '#template-registrant',
rowContainer: '#registrant-container',
//Row index used by the template rows.
rowIndex: 0,
//Row count: Should not be set externally
rowCount: 0,
rowParentElem: '<li></li>',
rowContainerClass: 'fields',
addRowBtn: '#add-registrant-button',
btnRemoveIdPrefix: 'btn-remove',
btnRemoveSelector: '.btn-remove',
rowIdPrefix: 'row',
//This class is added to rows added after the first one. Adds the dotted separator
additionalRowClass: 'add-row',
/*
This is provided during widget instantiation. eg :
formDataPost : {"formData":formData,"templateFields":['field1-name','field2-name'] }
-"formData" is the multi-dimensional array of form field values : [['a','b'],['c','b']]
received from the server and encoded
-"templateFields" are the input fields in the template with index suffixed after the field name
eg field1-name{index}
*/
formDataPost: null,
//Default selectors for add element of a template
addEventSelector: 'button',
//Default selectors for remove markup elements of a template
remEventSelector: 'a',
//This option allows adding first row delete option and a row separator
hideFirstRowAddSeparator: true,
//Max rows - This option should be set when instantiating the widget
maxRows: 1000,
maxRowsMsg: '#max-registrant-message'
},
/**
* Initialize create
* @private
*/
_create: function () {
this.rowTemplate = mageTemplate(this.options.rowTemplate);
this.options.rowCount = this.options.rowIndex = 0;
//On document ready related tasks
$($.proxy(this.ready, this));
//Binding template-wide events handlers for adding and removing rows
this.element.on(
'click',
this.options.addEventSelector + this.options.addRowBtn,
$.proxy(this.handleAdd, this)
);
this.element.on(
'click',
this.options.remEventSelector + this.options.btnRemoveSelector,
$.proxy(this.handleRemove, this)
);
},
/**
* Initialize template
* @public
*/
ready: function () {
if (this.options.formDataPost &&
this.options.formDataPost.formData &&
this.options.formDataPost.formData.length
) {
this.processFormDataArr(this.options.formDataPost);
} else if (this.options.rowIndex === 0 && this.options.maxRows !== 0) {
//If no form data , then add default row
this.addRow(0);
}
},
/**
* Process and loop through all row data to create preselected values. This is used for any error on submit.
* For complex implementations the inheriting widget can override this behavior
* @public
* @param {Object} formDataArr
*/
processFormDataArr: function (formDataArr) {
var formData = formDataArr.formData,
templateFields = formDataArr.templateFields,
formRow,
i, j;
for (i = this.options.rowIndex = 0; i < formData.length; this.options.rowIndex = i++) {
this.addRow(i);
formRow = formData[i];
for (j = 0; j < formRow.length; j++) {
this.setFieldById(templateFields[j] + i, formRow[j]);
}
}
},
/**
* Initialize and create markup for template row. Add it to the parent container.
* The template processing will substitute row index at all places marked with _index_ in the template
* using the template
* @public
* @param {Number} index - current index/count of the created template. This will be used as the id
* @return {*}
*/
addRow: function (index) {
var row = $(this.options.rowParentElem),
tmpl;
row.addClass(this.options.rowContainerClass).attr('id', this.options.rowIdPrefix + index);
tmpl = this.rowTemplate({
data: {
_index_: index
}
});
$(tmpl).appendTo(row);
$(this.options.rowContainer).append(row).trigger('contentUpdated');
row.addClass(this.options.additionalRowClass);
//Remove 'delete' link and additionalRowClass for first row
if (this.options.rowIndex === 0 && this.options.hideFirstRowAddSeparator) {
$('#' + this._esc(this.options.btnRemoveIdPrefix) + '0').remove();
$('#' + this._esc(this.options.rowIdPrefix) + '0').removeClass(this.options.additionalRowClass);
}
this.maxRowCheck(++this.options.rowCount);
return row;
},
/**
* Remove return item information row
* @public
* @param {*} rowIndex - return item information row index
* @return {Boolean}
*/
removeRow: function (rowIndex) {
$('#' + this._esc(this.options.rowIdPrefix) + rowIndex).remove();
this.maxRowCheck(--this.options.rowCount);
return false;
},
/**
* Function to check if maximum rows are exceeded and render/hide maxMsg and Add btn
* @public
* @param {Number} rowIndex
*/
maxRowCheck: function (rowIndex) {
var addRowBtn = $(this.options.addRowBtn),
maxRowMsg = $(this.options.maxRowsMsg);
//liIndex starts from 0
if (rowIndex >= this.options.maxRows) {
addRowBtn.hide();
maxRowMsg.show();
} else if (addRowBtn.is(':hidden')) {
addRowBtn.show();
maxRowMsg.hide();
}
},
/**
* Set the value on given element
* @public
* @param {String} domId
* @param {String} value
*/
setFieldById: function (domId, value) {
var x = $('#' + this._esc(domId));
if (x.length) {
if (x.is(':checkbox')) {
x.attr('checked', true);
} else if (x.is('option')) {
x.attr('selected', 'selected');
} else {
x.val(value);
}
}
},
/**
* Delegated handler for adding a row
* @public
* @return {Boolean}
*/
handleAdd: function () {
this.addRow(++this.options.rowIndex);
return false;
},
/**
* Delegated handler for removing a selected row
* @public
* @param {Object} e - Native event object
* @return {Boolean}
*/
handleRemove: function (e) {
this.removeRow($(e.currentTarget).closest('[id^="' + this.options.btnRemoveIdPrefix + '"]')
.attr('id').replace(this.options.btnRemoveIdPrefix, ''));
return false;
},
/**
* Utility function to add escape chars for jquery selector strings
* @private
* @param {String} str - String to be processed
* @return {String}
*/
_esc: function (str) {
return str ? str.replace(/([ ;&,.+*~\':"!\^$\[\]()=>|\/@])/g, '\\$1') : str;
}
});
return $.mage.rowBuilder;
});