org.hnau.base.data.outdatable.Outdatable.kt Maven / Gradle / Ivy

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Base utils

There is a newer version: 2.1.9

package org.hnau.base.data.outdatable

import org.hnau.base.data.Time
import org.hnau.base.extensions.boolean.checkTruth
import org.hnau.base.extensions.time.now


class Outdatable @PublishedApi internal constructor(
        @PublishedApi
        internal val value: T,
        @PublishedApi
        internal val actualTill: Time? = null
) {

    companion object {}

    @Suppress("DEPRECATION")
    val forceValue
        get() = value

    @Suppress("DEPRECATION")
    @PublishedApi
    internal val isActual
        get() = actualTill != null && actualTill >= Time.now()

    @Suppress("DEPRECATION")
    inline fun  checkActual(
            ifActual: (T) -> R,
            ifOutdated: () -> R
    ) = isActual.checkTruth(
            ifTrue = { ifActual(value) },
            ifFalse = ifOutdated
    )

}