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An multiplatform interoperable datetime library

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package krono.internal

import krono.DateLike
import krono.DayOfWeek
import krono.LocalDate
import krono.LocalDateTime
import krono.LocalTime
import krono.Month
import krono.Patterns
import krono.PureDateTimeFormatter
import krono.TimeLike
import krono.utils.DaysOfMonth

@PublishedApi
internal data class LocalDateTimeImpl(
    override val date: LocalDate, override val time: LocalTime
) : AbstractDateLike(), LocalDateTime, DateLike by date, TimeLike by time {

    @PublishedApi
    internal constructor(
        year: Int, monthNumber: Int, dayOfMonth: Int, hour: Int, minute: Int, second: Int, nanosecond: Int
    ) : this(LocalDate(year, monthNumber, dayOfMonth).getOrThrow(), LocalTime(hour, minute, second, nanosecond).getOrThrow())

    override val year: Int get() = date.year
    override val monthNumber: Int get() = date.monthNumber
    override val month: Month get() = date.month
    override val dayOfMonth: Int get() = date.dayOfMonth
    override val dayOfWeek: DayOfWeek get() = date.dayOfWeek
    override val dayOfYear: Int get() = date.dayOfYear

    override fun format(pattern: String) = PureDateTimeFormatter(pattern).formatDateTime(year, monthNumber, dayOfMonth, hour, minute, second)

    override fun toIsoString(): String = format(Patterns.ISO_DATE_TIME)

    override fun compareTo(other: LocalDateTime): Int = date.compareTo(other.date) + time.compareTo(other.time)

    override fun atDate(date: Int) = LocalDateTimeImpl(year, monthNumber, date, hour, minute, second, nanosecond)

    override fun atEndOfMonth() = LocalDateTimeImpl(date.atDate(DaysOfMonth(year, monthNumber)), time)
}