How to use the @js-joda/core.ChronoField.DAY_OF_YEAR function in @js-joda/core

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github js-joda / js-joda / packages / locale / src / temporal / WeekFields.js View on Github external
rangeRefinedBy(temporal) {
        if (this._rangeUnit === ChronoUnit.WEEKS) {
            return this._range;
        }

        let field = null;
        if (this._rangeUnit === ChronoUnit.MONTHS) {
            field = ChronoField.DAY_OF_MONTH;
        } else if (this._rangeUnit === ChronoUnit.YEARS) {
            field = ChronoField.DAY_OF_YEAR;
        } else if (this._rangeUnit === IsoFields.WEEK_BASED_YEARS) {
            return this._rangeWOWBY(temporal);
        } else if (this._rangeUnit === ChronoUnit.FOREVER) {
            return temporal.range(ChronoField.YEAR);
        } else {
            throw new IllegalStateException('unreachable');
        }

        // Offset the ISO DOW by the start of this week
        const sow = this._weekDef.firstDayOfWeek().value();
        const isoDow = temporal.get(ChronoField.DAY_OF_WEEK);
        const dow = MathUtil.floorMod(isoDow - sow, 7) + 1;

        const offset = this._startOfWeekOffset(temporal.get(field), dow);
        const fieldRange = temporal.range(field);
        return ValueRange.of(ComputedDayOfField._computeWeek(offset, fieldRange.minimum()),
github js-joda / js-joda / packages / locale / src / temporal / WeekFields.js View on Github external
_rangeWOWBY(temporal) {
        const sow = this._weekDef.firstDayOfWeek().value();
        const isoDow = temporal.get(ChronoField.DAY_OF_WEEK);
        const dow = MathUtil.floorMod(isoDow - sow, 7) + 1;
        const woy = this._localizedWeekOfYear(temporal, dow);
        if (woy === 0) {
            // TODO: we use IsoChronology for now
            return this._rangeWOWBY(IsoChronology.INSTANCE.date(temporal).minus(2, ChronoUnit.WEEKS));
            // return this._rangeWOWBY(Chronology.from(temporal).date(temporal).minus(2, ChronoUnit.WEEKS));
        }
        const offset = this._startOfWeekOffset(temporal.get(ChronoField.DAY_OF_YEAR), dow);
        const year = temporal.get(ChronoField.YEAR);
        const yearLen = Year.isLeap(year) ? 366 : 365;
        const weekIndexOfFirstWeekNextYear = ComputedDayOfField._computeWeek(offset, yearLen + this._weekDef.minimalDaysInFirstWeek());
        if (woy >= weekIndexOfFirstWeekNextYear) {
            // TODO: we use IsoChronology for now
            return this._rangeWOWBY(IsoChronology.INSTANCE.date(temporal).plus(2, ChronoUnit.WEEKS));
            // return this._rangeWOWBY(Chronology.from(temporal).date(temporal).plus(2, ChronoUnit.WEEKS));
        }
        return ValueRange.of(1, weekIndexOfFirstWeekNextYear - 1);
    }
github js-joda / js-joda / packages / locale / src / temporal / WeekFields.js View on Github external
isSupportedBy(temporal) {
        if (temporal.isSupported(ChronoField.DAY_OF_WEEK)) {
            if (this._rangeUnit === ChronoUnit.WEEKS) {
                return true;
            } else if (this._rangeUnit === ChronoUnit.MONTHS) {
                return temporal.isSupported(ChronoField.DAY_OF_MONTH);
            } else if (this._rangeUnit === ChronoUnit.YEARS) {
                return temporal.isSupported(ChronoField.DAY_OF_YEAR);
            } else if (this._rangeUnit === IsoFields.WEEK_BASED_YEARS) {
                return temporal.isSupported(ChronoField.EPOCH_DAY);
            } else if (this._rangeUnit === ChronoUnit.FOREVER) {
                return temporal.isSupported(ChronoField.EPOCH_DAY);
            }
        }
        return false;
    }