114 lines
3.9 KiB
JavaScript
114 lines
3.9 KiB
JavaScript
/*!
|
|
* chartjs-adapter-date-fns v3.0.0
|
|
* https://www.chartjs.org
|
|
* (c) 2022 chartjs-adapter-date-fns Contributors
|
|
* Released under the MIT license
|
|
*/
|
|
(function (global, factory) {
|
|
typeof exports === 'object' && typeof module !== 'undefined' ? factory(require('chart.js'), require('date-fns')) :
|
|
typeof define === 'function' && define.amd ? define(['chart.js', 'date-fns'], factory) :
|
|
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.Chart, global.dateFns));
|
|
})(this, (function (chart_js, dateFns) { 'use strict';
|
|
|
|
const FORMATS = {
|
|
datetime: 'MMM d, yyyy, h:mm:ss aaaa',
|
|
millisecond: 'h:mm:ss.SSS aaaa',
|
|
second: 'h:mm:ss aaaa',
|
|
minute: 'h:mm aaaa',
|
|
hour: 'ha',
|
|
day: 'MMM d',
|
|
week: 'PP',
|
|
month: 'MMM yyyy',
|
|
quarter: 'qqq - yyyy',
|
|
year: 'yyyy'
|
|
};
|
|
|
|
chart_js._adapters._date.override({
|
|
_id: 'date-fns', // DEBUG
|
|
|
|
formats: function() {
|
|
return FORMATS;
|
|
},
|
|
|
|
parse: function(value, fmt) {
|
|
if (value === null || typeof value === 'undefined') {
|
|
return null;
|
|
}
|
|
const type = typeof value;
|
|
if (type === 'number' || value instanceof Date) {
|
|
value = dateFns.toDate(value);
|
|
} else if (type === 'string') {
|
|
if (typeof fmt === 'string') {
|
|
value = dateFns.parse(value, fmt, new Date(), this.options);
|
|
} else {
|
|
value = dateFns.parseISO(value, this.options);
|
|
}
|
|
}
|
|
return dateFns.isValid(value) ? value.getTime() : null;
|
|
},
|
|
|
|
format: function(time, fmt) {
|
|
return dateFns.format(time, fmt, this.options);
|
|
},
|
|
|
|
add: function(time, amount, unit) {
|
|
switch (unit) {
|
|
case 'millisecond': return dateFns.addMilliseconds(time, amount);
|
|
case 'second': return dateFns.addSeconds(time, amount);
|
|
case 'minute': return dateFns.addMinutes(time, amount);
|
|
case 'hour': return dateFns.addHours(time, amount);
|
|
case 'day': return dateFns.addDays(time, amount);
|
|
case 'week': return dateFns.addWeeks(time, amount);
|
|
case 'month': return dateFns.addMonths(time, amount);
|
|
case 'quarter': return dateFns.addQuarters(time, amount);
|
|
case 'year': return dateFns.addYears(time, amount);
|
|
default: return time;
|
|
}
|
|
},
|
|
|
|
diff: function(max, min, unit) {
|
|
switch (unit) {
|
|
case 'millisecond': return dateFns.differenceInMilliseconds(max, min);
|
|
case 'second': return dateFns.differenceInSeconds(max, min);
|
|
case 'minute': return dateFns.differenceInMinutes(max, min);
|
|
case 'hour': return dateFns.differenceInHours(max, min);
|
|
case 'day': return dateFns.differenceInDays(max, min);
|
|
case 'week': return dateFns.differenceInWeeks(max, min);
|
|
case 'month': return dateFns.differenceInMonths(max, min);
|
|
case 'quarter': return dateFns.differenceInQuarters(max, min);
|
|
case 'year': return dateFns.differenceInYears(max, min);
|
|
default: return 0;
|
|
}
|
|
},
|
|
|
|
startOf: function(time, unit, weekday) {
|
|
switch (unit) {
|
|
case 'second': return dateFns.startOfSecond(time);
|
|
case 'minute': return dateFns.startOfMinute(time);
|
|
case 'hour': return dateFns.startOfHour(time);
|
|
case 'day': return dateFns.startOfDay(time);
|
|
case 'week': return dateFns.startOfWeek(time);
|
|
case 'isoWeek': return dateFns.startOfWeek(time, {weekStartsOn: +weekday});
|
|
case 'month': return dateFns.startOfMonth(time);
|
|
case 'quarter': return dateFns.startOfQuarter(time);
|
|
case 'year': return dateFns.startOfYear(time);
|
|
default: return time;
|
|
}
|
|
},
|
|
|
|
endOf: function(time, unit) {
|
|
switch (unit) {
|
|
case 'second': return dateFns.endOfSecond(time);
|
|
case 'minute': return dateFns.endOfMinute(time);
|
|
case 'hour': return dateFns.endOfHour(time);
|
|
case 'day': return dateFns.endOfDay(time);
|
|
case 'week': return dateFns.endOfWeek(time);
|
|
case 'month': return dateFns.endOfMonth(time);
|
|
case 'quarter': return dateFns.endOfQuarter(time);
|
|
case 'year': return dateFns.endOfYear(time);
|
|
default: return time;
|
|
}
|
|
}
|
|
});
|
|
|
|
}));
|