neuon-ai/time-utility-kotlin
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add instant function. Previously using Kotlinx libs now change to java

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Chin Yee Wen 2025-08-11 10:59:50 +08:00
parent 2fdc9c4f9a
commit dc877f7da7
1 changed files with 16 additions and 0 deletions
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core/src/main/kotlin/ai/neuon/utility/time/Instant.kt
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@ -2,5 +2,21 @@
package ai.neuon.utility.time
import java.time.ZoneId
import kotlin.time.ExperimentalTime
import kotlin.time.Instant
import java.time.Instant as JavaInstant
fun Instant.atStartOfMonth(timezone: ZoneId): Instant {
val javaInstant = JavaInstant.ofEpochSecond(epochSeconds, nanosecondsOfSecond.toLong())
val zoned = javaInstant.atZone(timezone)
.withDayOfMonth(1)
.withHour(0).withMinute(0).withSecond(0).withNano(0)
return Instant.fromEpochSeconds(zoned.toEpochSecond(), zoned.nano)
}
fun Instant.plusMonths(months: Long, timezone: ZoneId): Instant {
val javaInstant = JavaInstant.ofEpochSecond(epochSeconds, nanosecondsOfSecond.toLong())
val zoned = javaInstant.atZone(timezone).plusMonths(months)
return Instant.fromEpochSeconds(zoned.toEpochSecond(), zoned.nano)
}