mirror of
https://github.com/koalyptus/TableFilter.git
synced 2024-05-15 12:57:03 +02:00
310 lines
15 KiB
JavaScript
310 lines
15 KiB
JavaScript
define(['exports', '../dom', '../string', '../types'], function (exports, _dom, _string, _types) {
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'use strict';
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var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } };
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var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
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Object.defineProperty(exports, '__esModule', {
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value: true
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});
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var ColOps = (function () {
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/**
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* Column calculations
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* @param {Object} tf TableFilter instance
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*/
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function ColOps(tf) {
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_classCallCheck(this, ColOps);
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var f = tf.config();
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this.colOperation = f.col_operation;
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//calls function before col operation
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this.onBeforeOperation = _types.Types.isFn(f.on_before_operation) ? f.on_before_operation : null;
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//calls function after col operation
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this.onAfterOperation = _types.Types.isFn(f.on_after_operation) ? f.on_after_operation : null;
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this.tf = tf;
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}
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_createClass(ColOps, [{
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key: 'calc',
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/**
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* Calculates columns' values
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* Configuration options are stored in 'colOperation' property
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* - 'id' contains ids of elements showing result (array)
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* - 'col' contains the columns' indexes (array)
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* - 'operation' contains operation type (array, values: 'sum', 'mean',
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* 'min', 'max', 'median', 'q1', 'q3')
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* - 'write_method' array defines which method to use for displaying the
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* result (innerHTML, setValue, createTextNode) - default: 'innerHTML'
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* - 'tot_row_index' defines in which row results are displayed
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* (integers array)
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*
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* - changes made by Nuovella:
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* (1) optimized the routine (now it will only process each column once),
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* (2) added calculations for the median, lower and upper quartile.
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*/
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value: function calc() {
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if (!this.tf.isFirstLoad && !this.tf.hasGrid()) {
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return;
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}
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if (this.onBeforeOperation) {
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this.onBeforeOperation.call(null, this.tf);
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}
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var colOperation = this.colOperation,
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labelId = colOperation.id,
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colIndex = colOperation.col,
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operation = colOperation.operation,
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outputType = colOperation.write_method,
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totRowIndex = colOperation.tot_row_index,
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excludeRow = colOperation.exclude_row,
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decimalPrecision = colOperation.decimal_precision !== undefined ? colOperation.decimal_precision : 2;
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//nuovella: determine unique list of columns to operate on
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var ucolIndex = [],
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ucolMax = 0;
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ucolIndex[ucolMax] = colIndex[0];
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for (var ii = 1; ii < colIndex.length; ii++) {
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var saved = 0;
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//see if colIndex[ii] is already in the list of unique indexes
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for (var jj = 0; jj <= ucolMax; jj++) {
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if (ucolIndex[jj] === colIndex[ii]) {
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saved = 1;
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}
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}
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//if not saved then, save the index;
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if (saved === 0) {
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ucolMax++;
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ucolIndex[ucolMax] = colIndex[ii];
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}
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}
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if (_string.Str.lower(typeof labelId) == 'object' && _string.Str.lower(typeof colIndex) == 'object' && _string.Str.lower(typeof operation) == 'object') {
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var row = this.tf.tbl.rows,
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colvalues = [];
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for (var ucol = 0; ucol <= ucolMax; ucol++) {
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//this retrieves col values
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//use ucolIndex because we only want to pass through this loop
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//once for each column get the values in this unique column
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colvalues.push(this.tf.getColValues(ucolIndex[ucol], true, excludeRow));
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//next: calculate all operations for this column
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var result,
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nbvalues = 0,
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temp,
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meanValue = 0,
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sumValue = 0,
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minValue = null,
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maxValue = null,
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q1Value = null,
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medValue = null,
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q3Value = null,
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meanFlag = 0,
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sumFlag = 0,
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minFlag = 0,
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maxFlag = 0,
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q1Flag = 0,
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medFlag = 0,
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q3Flag = 0,
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theList = [],
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opsThisCol = [],
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decThisCol = [],
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labThisCol = [],
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oTypeThisCol = [],
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mThisCol = -1;
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for (var k = 0; k < colIndex.length; k++) {
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if (colIndex[k] === ucolIndex[ucol]) {
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mThisCol++;
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opsThisCol[mThisCol] = _string.Str.lower(operation[k]);
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decThisCol[mThisCol] = decimalPrecision[k];
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labThisCol[mThisCol] = labelId[k];
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oTypeThisCol = outputType !== undefined && _string.Str.lower(typeof outputType) === 'object' ? outputType[k] : null;
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switch (opsThisCol[mThisCol]) {
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case 'mean':
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meanFlag = 1;
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break;
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case 'sum':
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sumFlag = 1;
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break;
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case 'min':
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minFlag = 1;
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break;
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case 'max':
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maxFlag = 1;
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break;
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case 'median':
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medFlag = 1;
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break;
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case 'q1':
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q1Flag = 1;
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break;
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case 'q3':
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q3Flag = 1;
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break;
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}
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}
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}
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for (var j = 0; j < colvalues[ucol].length; j++) {
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//sort the list for calculation of median and quartiles
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if (q1Flag == 1 || q3Flag == 1 || medFlag == 1) {
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if (j < colvalues[ucol].length - 1) {
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for (k = j + 1; k < colvalues[ucol].length; k++) {
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if (eval(colvalues[ucol][k]) < eval(colvalues[ucol][j])) {
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temp = colvalues[ucol][j];
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colvalues[ucol][j] = colvalues[ucol][k];
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colvalues[ucol][k] = temp;
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}
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}
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}
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}
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var cvalue = parseFloat(colvalues[ucol][j]);
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theList[j] = parseFloat(cvalue);
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if (!isNaN(cvalue)) {
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nbvalues++;
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if (sumFlag === 1 || meanFlag === 1) {
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sumValue += parseFloat(cvalue);
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}
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if (minFlag === 1) {
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if (minValue === null) {
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minValue = parseFloat(cvalue);
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} else {
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minValue = parseFloat(cvalue) < minValue ? parseFloat(cvalue) : minValue;
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}
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}
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if (maxFlag === 1) {
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if (maxValue === null) {
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maxValue = parseFloat(cvalue);
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} else {
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maxValue = parseFloat(cvalue) > maxValue ? parseFloat(cvalue) : maxValue;
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}
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}
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}
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} //for j
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if (meanFlag === 1) {
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meanValue = sumValue / nbvalues;
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}
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if (medFlag === 1) {
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var aux = 0;
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if (nbvalues % 2 === 1) {
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aux = Math.floor(nbvalues / 2);
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medValue = theList[aux];
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} else {
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medValue = (theList[nbvalues / 2] + theList[nbvalues / 2 - 1]) / 2;
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}
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}
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var posa;
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if (q1Flag === 1) {
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posa = 0;
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posa = Math.floor(nbvalues / 4);
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if (4 * posa == nbvalues) {
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q1Value = (theList[posa - 1] + theList[posa]) / 2;
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} else {
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q1Value = theList[posa];
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}
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}
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if (q3Flag === 1) {
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posa = 0;
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var posb = 0;
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posa = Math.floor(nbvalues / 4);
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if (4 * posa === nbvalues) {
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posb = 3 * posa;
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q3Value = (theList[posb] + theList[posb - 1]) / 2;
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} else {
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q3Value = theList[nbvalues - posa - 1];
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}
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}
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for (var i = 0; i <= mThisCol; i++) {
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switch (opsThisCol[i]) {
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case 'mean':
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result = meanValue;
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break;
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case 'sum':
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result = sumValue;
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break;
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case 'min':
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result = minValue;
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break;
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case 'max':
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result = maxValue;
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break;
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case 'median':
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result = medValue;
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break;
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case 'q1':
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result = q1Value;
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break;
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case 'q3':
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result = q3Value;
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break;
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}
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var precision = !isNaN(decThisCol[i]) ? decThisCol[i] : 2;
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//if outputType is defined
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if (oTypeThisCol && result) {
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result = result.toFixed(precision);
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if (_dom.Dom.id(labThisCol[i])) {
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switch (_string.Str.lower(oTypeThisCol)) {
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case 'innerhtml':
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if (isNaN(result) || !isFinite(result) || nbvalues === 0) {
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_dom.Dom.id(labThisCol[i]).innerHTML = '.';
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} else {
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_dom.Dom.id(labThisCol[i]).innerHTML = result;
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}
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break;
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case 'setvalue':
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_dom.Dom.id(labThisCol[i]).value = result;
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break;
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case 'createtextnode':
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var oldnode = _dom.Dom.id(labThisCol[i]).firstChild;
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var txtnode = _dom.Dom.text(result);
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_dom.Dom.id(labThisCol[i]).replaceChild(txtnode, oldnode);
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break;
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} //switch
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}
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} else {
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try {
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if (isNaN(result) || !isFinite(result) || nbvalues === 0) {
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_dom.Dom.id(labThisCol[i]).innerHTML = '.';
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} else {
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_dom.Dom.id(labThisCol[i]).innerHTML = result.toFixed(precision);
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}
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} catch (e) {} //catch
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} //else
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} //for i
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// row(s) with result are always visible
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var totRow = totRowIndex && totRowIndex[ucol] ? row[totRowIndex[ucol]] : null;
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if (totRow) {
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totRow.style.display = '';
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}
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} //for ucol
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} //if typeof
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if (this.onAfterOperation) {
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this.onAfterOperation.call(null, this.tf);
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}
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}
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}]);
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return ColOps;
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})();
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exports.ColOps = ColOps;
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});
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//# sourceMappingURL=colOps.js.map
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