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Plugins/sorting/natural-time-delta.mjs

60 lines
2.2 KiB
JavaScript

/*! © SpryMedia Ltd, Shodhan Save - datatables.net/license */
import jQuery from 'jquery';
import DataTable from 'datatables.net';
// Allow reassignment of the $ variable
let $ = jQuery;
/**
* This plug-in allows sorting of human readable time delta, viz.,
* "1 week", "2 weeks 3 days", "4 weeks 5 days 6 hours", etc.
*
* Currently this plugin supports time range from microseconds to decades.
*
* The plugin also takes care of singular and plural values like week(s)
*
* @name Natural Time Delta
* @summary Sort human readable time delta
* @author Shodhan Save
*
* @example
* $("#example").DataTable({
* columnDefs: [
* { "type": "natural-time-delta", "targets": 2 }
* ]
* });
*/
DataTable.ext.type.order['natural-time-delta-pre'] = function (data) {
var result = 0;
var pattern = /(\d+\s*decades?\s*)?(\d+\s*years?\s*)?(\d+\s*months?\s*)?(\d+\s*weeks?\s*)?(\d+\s*days?\s*)?(\d+\s*hours?\s*)?(\d+\s*minutes?\s*)?(\d+\s*seconds?\s*)?(\d+\s*milliseconds?\s*)?(\d+\s*microseconds?\s*)?/i;
var format_time_element = function (el, splitter, mul) {
if (el === undefined) {
return 0;
}
return parseFloat(el.split(splitter)[0].trim()) * mul;
};
var matches = data.match(pattern);
matches.reverse();
var time_elements = [
{ splitter: 'us', name: 'microsecond', mul: 1 / 1000 / 1000 },
{ splitter: 'ms', name: 'millisecond', mul: 1 / 1000 },
{ splitter: 's', name: 'second', mul: 1 },
{ splitter: 'm', name: 'minute', mul: 1 * 60 },
{ splitter: 'h', name: 'hour', mul: 1 * 60 * 60 },
{ splitter: 'd', name: 'day', mul: 1 * 60 * 60 * 24 },
{ splitter: 'w', name: 'week', mul: 1 * 60 * 60 * 24 * 7 },
{ splitter: 'w', name: 'month', mul: 1 * 60 * 60 * 24 * 7 * 30 },
{ splitter: 'w', name: 'year', mul: 1 * 60 * 60 * 24 * 7 * 30 * 12 },
{ splitter: 'w', name: 'decade', mul: 1 * 60 * 60 * 24 * 7 * 30 * 12 * 10 },
];
time_elements.forEach(function (el, i) {
var val = format_time_element(matches[i], el['splitter'], el['mul']);
result += val;
});
return result || -1;
};
export default DataTable;