43 lines
1.2 KiB
JavaScript
43 lines
1.2 KiB
JavaScript
import { timeFormat as time } from 'd3-time-format';
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import { timeSecond, timeMinute, timeHour, timeDay, timeWeek, timeMonth, timeYear } from 'd3-time';
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import { bisector } from 'd3-array';
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const d3 = {
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time,
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bisector,
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timeSecond,
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timeMinute,
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timeHour,
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timeDay,
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timeWeek,
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timeMonth,
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timeYear,
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};
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export const dateFormat = d3.time('%a, %b %-d');
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export const timeFormat = d3.time('%-I:%M%p');
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export const dateFormatWithName = d3.time('%a, %b %-d');
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export const bisectDate = d3.bisector(d => d.time).left;
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export function timeScaleFormat(date) {
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let formatFunction;
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if (d3.timeSecond(date) < date) {
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formatFunction = d3.time('.%L');
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} else if (d3.timeMinute(date) < date) {
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formatFunction = d3.time(':%S');
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} else if (d3.timeHour(date) < date) {
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formatFunction = d3.time('%-I:%M');
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} else if (d3.timeDay(date) < date) {
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formatFunction = d3.time('%-I %p');
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} else if (d3.timeWeek(date) < date) {
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formatFunction = d3.time('%a %d');
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} else if (d3.timeMonth(date) < date) {
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formatFunction = d3.time('%b %d');
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} else if (d3.timeYear(date) < date) {
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formatFunction = d3.time('%B');
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} else {
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formatFunction = d3.time('%Y');
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}
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return formatFunction(date);
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}
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