288 lines
9.0 KiB
JavaScript
288 lines
9.0 KiB
JavaScript
"use strict";
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exports.__esModule = true;
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require("core-js/modules/es.array.push.js");
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var _object = require("../helpers/object");
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var _data = require("../helpers/data");
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var _array = require("../helpers/array");
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var _number = require("../helpers/number");
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var _function = require("../helpers/function");
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/**
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* @class DataSource
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* @private
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*/
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class DataSource {
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constructor(hotInstance) {
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let dataSource = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
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/**
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* Instance of Handsontable.
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*
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* @type {Handsontable}
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*/
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this.hot = hotInstance;
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/**
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* Data source.
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*
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* @type {Array}
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*/
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this.data = dataSource;
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/**
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* Type of data source.
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*
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* @type {string}
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* @default 'array'
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*/
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this.dataType = 'array';
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this.colToProp = () => {};
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this.propToCol = () => {};
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}
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/**
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* Run the `modifyRowData` hook and return either the modified or the source data for the provided row.
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*
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* @private
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* @param {number} rowIndex Row index.
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* @returns {Array|object} Source or modified row of data.
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*/
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modifyRowData(rowIndex) {
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let modifyRowData;
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if (this.hot.hasHook('modifyRowData')) {
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modifyRowData = this.hot.runHooks('modifyRowData', rowIndex);
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}
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return modifyRowData !== void 0 && !Number.isInteger(modifyRowData) ? modifyRowData : this.data[rowIndex];
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}
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/**
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* Get all data.
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*
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* @param {boolean} [toArray=false] If `true` return source data as an array of arrays even when source data was provided
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* in another format.
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* @returns {Array}
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*/
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getData() {
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let toArray = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
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if (!this.data || this.data.length === 0) {
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return this.data;
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}
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return this.getByRange(null, null, toArray);
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}
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/**
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* Set new data source.
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*
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* @param {Array} data The new data.
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*/
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setData(data) {
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this.data = data;
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}
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/**
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* Returns array of column values from the data source. `column` is the index of the row in the data source.
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*
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* @param {number} column Visual column index.
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* @returns {Array}
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*/
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getAtColumn(column) {
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const result = [];
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(0, _array.arrayEach)(this.data, (row, rowIndex) => {
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const value = this.getAtCell(rowIndex, column);
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result.push(value);
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});
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return result;
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}
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/**
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* Returns a single row of the data or a subset of its columns. If a column range or `toArray` arguments are provided, it
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* operates only on the columns declared by the `columns` setting or the data schema.
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*
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* @param {number} row Physical row index.
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* @param {number} [startColumn] Starting index for the column range (optional).
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* @param {number} [endColumn] Ending index for the column range (optional).
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* @param {boolean} [toArray=false] `true` if the returned value should be forced to be presented as an array.
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* @returns {Array|object}
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*/
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getAtRow(row, startColumn, endColumn) {
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let toArray = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
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const getAllProps = startColumn === void 0 && endColumn === void 0;
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let dataRow = null;
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let newDataRow = null;
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dataRow = this.modifyRowData(row);
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if (Array.isArray(dataRow)) {
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newDataRow = [];
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if (getAllProps) {
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dataRow.forEach((cell, column) => {
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newDataRow[column] = this.getAtPhysicalCell(row, column, dataRow);
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});
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} else {
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// Only the columns from the provided range
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(0, _number.rangeEach)(startColumn, endColumn, column => {
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newDataRow[column - startColumn] = this.getAtPhysicalCell(row, column, dataRow);
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});
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}
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} else if ((0, _object.isObject)(dataRow) || (0, _function.isFunction)(dataRow)) {
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if (toArray) {
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newDataRow = [];
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} else {
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newDataRow = {};
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}
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if (!getAllProps || toArray) {
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const rangeStart = 0;
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const rangeEnd = this.countFirstRowKeys() - 1;
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(0, _number.rangeEach)(rangeStart, rangeEnd, column => {
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const prop = this.colToProp(column);
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if (column >= (startColumn || rangeStart) && column <= (endColumn || rangeEnd) && !Number.isInteger(prop)) {
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const cellValue = this.getAtPhysicalCell(row, prop, dataRow);
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if (toArray) {
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newDataRow.push(cellValue);
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} else {
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(0, _object.setProperty)(newDataRow, prop, cellValue);
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}
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}
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});
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} else {
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(0, _object.objectEach)(dataRow, (value, prop) => {
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(0, _object.setProperty)(newDataRow, prop, this.getAtPhysicalCell(row, prop, dataRow));
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});
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}
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}
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return newDataRow;
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}
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/**
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* Set the provided value in the source data set at the provided coordinates.
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*
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* @param {number} row Physical row index.
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* @param {number|string} column Property name / physical column index.
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* @param {*} value The value to be set at the provided coordinates.
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*/
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setAtCell(row, column, value) {
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if (row >= this.countRows() || column >= this.countFirstRowKeys()) {
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// Not enough rows and/or columns.
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return;
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}
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if (this.hot.hasHook('modifySourceData')) {
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const valueHolder = (0, _object.createObjectPropListener)(value);
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this.hot.runHooks('modifySourceData', row, column, valueHolder, 'set');
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if (valueHolder.isTouched()) {
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value = valueHolder.value;
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}
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}
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if (!Number.isInteger(column)) {
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// column argument is the prop name
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(0, _object.setProperty)(this.data[row], column, value);
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} else {
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this.data[row][column] = value;
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}
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}
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/**
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* Get data from the source data set using the physical indexes.
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*
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* @private
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* @param {number} row Physical row index.
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* @param {string|number|Function} column Physical column index / property / function.
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* @param {Array|object} dataRow A representation of a data row.
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* @returns {*} Value at the provided coordinates.
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*/
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getAtPhysicalCell(row, column, dataRow) {
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let result = null;
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if (dataRow) {
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if (typeof column === 'string') {
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result = (0, _object.getProperty)(dataRow, column);
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} else if (typeof column === 'function') {
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result = column(dataRow);
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} else {
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result = dataRow[column];
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}
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}
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if (this.hot.hasHook('modifySourceData')) {
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const valueHolder = (0, _object.createObjectPropListener)(result);
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this.hot.runHooks('modifySourceData', row, column, valueHolder, 'get');
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if (valueHolder.isTouched()) {
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result = valueHolder.value;
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}
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}
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return result;
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}
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/**
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* Returns a single value from the data.
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*
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* @param {number} row Physical row index.
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* @param {number} columnOrProp Visual column index or property.
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* @returns {*}
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*/
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getAtCell(row, columnOrProp) {
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const dataRow = this.modifyRowData(row);
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return this.getAtPhysicalCell(row, this.colToProp(columnOrProp), dataRow);
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}
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/**
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* Returns source data by passed range.
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*
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* @param {object} [start] Object with physical `row` and `col` keys (or visual column index, if data type is an array of objects).
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* @param {object} [end] Object with physical `row` and `col` keys (or visual column index, if data type is an array of objects).
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* @param {boolean} [toArray=false] If `true` return source data as an array of arrays even when source data was provided
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* in another format.
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* @returns {Array}
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*/
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getByRange() {
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let start = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;
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let end = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
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let toArray = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
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let getAllProps = false;
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let startRow = null;
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let startCol = null;
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let endRow = null;
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let endCol = null;
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if (start === null || end === null) {
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getAllProps = true;
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startRow = 0;
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endRow = this.countRows() - 1;
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} else {
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startRow = Math.min(start.row, end.row);
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startCol = Math.min(start.col, end.col);
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endRow = Math.max(start.row, end.row);
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endCol = Math.max(start.col, end.col);
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}
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const result = [];
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(0, _number.rangeEach)(startRow, endRow, currentRow => {
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result.push(getAllProps ? this.getAtRow(currentRow, void 0, void 0, toArray) : this.getAtRow(currentRow, startCol, endCol, toArray));
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});
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return result;
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}
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/**
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* Count number of rows.
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*
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* @returns {number}
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*/
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countRows() {
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if (this.hot.hasHook('modifySourceLength')) {
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const modifiedSourceLength = this.hot.runHooks('modifySourceLength');
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if (Number.isInteger(modifiedSourceLength)) {
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return modifiedSourceLength;
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}
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}
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return this.data.length;
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}
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/**
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* Count number of columns.
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*
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* @returns {number}
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*/
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countFirstRowKeys() {
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return (0, _data.countFirstRowKeys)(this.data);
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}
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/**
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* Destroy instance.
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*/
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destroy() {
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this.data = null;
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this.hot = null;
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}
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}
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var _default = DataSource;
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exports.default = _default; |