Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 | import type {ChartKitHolidays} from '../../../../types';
import type {ExtendedHChart, Highcharts} from '../../types';
const HALF_DAY = 43200000;
const calculateConsistentClosestPointRange = (
type: string,
closestPointRange: number,
series: Highcharts.Series[],
) => {
const isDatetimeAxis = type === 'datetime';
return (
isDatetimeAxis &&
closestPointRange === 86400000 &&
series.every(({xData}) => {
let consistent = true;
for (let i = 2; i < xData.length - 1; i++) {
if ((xData[i] - xData[i - 1]) % closestPointRange !== 0) {
consistent = false;
break;
}
}
return consistent;
})
);
};
export function addHolidays(chart: ExtendedHChart, holidays: ChartKitHolidays) {
const {
userOptions: {_config: {region: configRegion = 'TOT'} = {}},
xAxis: [xAxis],
} = chart;
const {dataMin, dataMax, closestPointRange, series} = xAxis;
const isConsistentClosestPointRange = calculateConsistentClosestPointRange(
xAxis.options.type || '',
closestPointRange,
series,
);
let needRedraw = false;
if (isConsistentClosestPointRange) {
const region = configRegion.toLowerCase();
for (let passed = 0; dataMin + passed <= dataMax; passed += closestPointRange) {
const timestamp = dataMin + passed;
const pointDate = Number(chart.time.dateFormat('%Y%m%d', timestamp));
const holidayByRegion = holidays.holiday[region];
const weekendByRegion = holidays.weekend[region];
if (
(holidayByRegion && holidayByRegion[pointDate]) ||
(weekendByRegion && weekendByRegion[pointDate])
) {
const bandStart = timestamp - HALF_DAY;
const bandStop = timestamp + HALF_DAY;
xAxis.addPlotBand({
color: 'var(--highcharts-holiday-band)',
from: bandStart,
to: bandStop,
});
needRedraw = true;
}
}
}
return needRedraw;
}
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