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/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
/**
* @api
*/
define([
'underscore',
'./dynamic-rows'
], function (_, dynamicRows) {
'use strict';
return dynamicRows.extend({
defaults: {
dataProvider: '',
insertData: [],
map: null,
cacheGridData: [],
deleteProperty: false,
positionProvider: 'position',
dataLength: 0,
identificationProperty: 'id',
identificationDRProperty: 'id',
listens: {
'insertData': 'processingInsertData',
'recordData': 'initElements setToInsertData'
},
mappingSettings: {
enabled: true,
distinct: true
}
},
/**
* @inheritdoc
*/
initialize: function () {
this.setToInsertData = _.debounce(this.setToInsertData, 200);
return this._super();
},
/**
* Calls 'initObservable' of parent
*
* @returns {Object} Chainable.
*/
initObservable: function () {
this._super()
.observe([
'insertData'
]);
return this;
},
/**
* Set data from recordData to insertData
*/
setToInsertData: function () {
var insertData = [],
obj;
if (this.recordData().length && !this.update) {
_.each(this.recordData(), function (recordData) {
obj = {};
obj[this.map[this.identificationProperty]] = recordData[this.identificationProperty];
insertData.push(obj);
}, this);
if (insertData.length) {
this.source.set(this.dataProvider, insertData);
}
}
},
/**
* Initialize children
*
* @returns {Object} Chainable.
*/
initChildren: function () {
this.getChildItems().forEach(function (data, index) {
this.processingAddChild(data, this.startIndex + index, data[this.identificationDRProperty]);
}, this);
return this;
},
/**
* Initialize elements from grid
*
* @param {Array} data
*
* @returns {Object} Chainable.
*/
initElements: function (data) {
var newData = this.getNewData(data);
this.parsePagesData(data);
if (newData.length) {
if (this.insertData().length) {
this.processingAddChild(newData[0], data.length - 1, newData[0][this.identificationProperty]);
}
}
return this;
},
/**
* Delete record instance
* update data provider dataScope
*
* @param {String|Number} index - record index
* @param {String|Number} recordId
*/
deleteRecord: function (index, recordId) {
this.updateInsertData(recordId);
this._super();
},
/**
* Updates insertData when record is deleted
*
* @param {String|Number} recordId
*/
updateInsertData: function (recordId) {
var data = this.getElementData(this.insertData(), recordId),
prop = this.map[this.identificationDRProperty];
this.insertData(_.reject(this.source.get(this.dataProvider), function (recordData) {
return recordData[prop].toString() === data[prop].toString();
}, this));
},
/**
* Find data object by index
*
* @param {Array} array - data collection
* @param {Number} index - element index
* @param {String} property - to find by property
*
* @returns {Object} data object
*/
getElementData: function (array, index, property) {
var obj = {},
result;
property ? obj[property] = index : obj[this.map[this.identificationDRProperty]] = index;
result = _.findWhere(array, obj);
if (!result) {
property ?
obj[property] = index.toString() :
obj[this.map[this.identificationDRProperty]] = index.toString();
}
result = _.findWhere(array, obj);
return result;
},
/**
* Processing pages before addChild
*
* @param {Object} ctx - element context
* @param {Number|String} index - element index
* @param {Number|String} prop - additional property to element
*/
processingAddChild: function (ctx, index, prop) {
if (this._elems.length > this.pageSize) {
return false;
}
this.showSpinner(true);
this.addChild(ctx, index, prop);
},
/**
* Contains old data with new
*
* @param {Array} data
*
* @returns {Array} changed data
*/
getNewData: function (data) {
var changes = [],
tmpObj = {};
if (data.length !== this.relatedData.length) {
_.each(data, function (obj) {
tmpObj[this.identificationDRProperty] = obj[this.identificationDRProperty];
if (!_.findWhere(this.relatedData, tmpObj)) {
changes.push(obj);
}
}, this);
}
return changes;
},
/**
* Processing insert data
*
* @param {Object} data
*/
processingInsertData: function (data) {
var changes,
obj = {};
changes = this._checkGridData(data);
this.cacheGridData = data;
if (changes.length) {
obj[this.identificationDRProperty] = changes[0][this.map[this.identificationProperty]];
if (_.findWhere(this.recordData(), obj)) {
return false;
}
changes.forEach(function (changedObject) {
this.mappingValue(changedObject);
}, this);
}
},
/**
* Mapping value from grid
*
* @param {Array} data
*/
mappingValue: function (data) {
var obj = {},
tmpObj = {};
if (this.mappingSettings.enabled) {
_.each(this.map, function (prop, index) {
obj[index] = !_.isUndefined(data[prop]) ? data[prop] : '';
}, this);
} else {
obj = data;
}
if (this.mappingSettings.distinct) {
tmpObj[this.identificationDRProperty] = obj[this.identificationDRProperty];
if (_.findWhere(this.recordData(), tmpObj)) {
return false;
}
}
if (!obj.hasOwnProperty(this.positionProvider)) {
this.setMaxPosition();
obj[this.positionProvider] = this.maxPosition;
}
this.source.set(this.dataScope + '.' + this.index + '.' + this.recordData().length, obj);
},
/**
* Check changed records
*
* @param {Array} data - array with records data
* @returns {Array} Changed records
*/
_checkGridData: function (data) {
var cacheLength = this.cacheGridData.length,
curData = data.length,
max = cacheLength > curData ? this.cacheGridData : data,
changes = [],
obj = {};
max.forEach(function (record, index) {
obj[this.map[this.identificationDRProperty]] = record[this.map[this.identificationDRProperty]];
if (!_.where(this.cacheGridData, obj).length) {
changes.push(data[index]);
}
}, this);
return changes;
}
});
});