133 lines
4.3 KiB
Kotlin
133 lines
4.3 KiB
Kotlin
package dev.inmo.krontab.builder
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import dev.inmo.krontab.internal.*
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/**
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* This class was created for incapsulation of builder work with specified [restrictionsRange]. For example,
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* [include] function of [TimeBuilder] will always [coerceIn] incoming data using its [restrictionsRange]
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*/
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sealed class TimeBuilder<T : Number> (
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private val restrictionsRange: IntRange,
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private val converter: Converter<T>
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) {
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private var result: Set<Int>? = null
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/**
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* The first possible value of builder
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*/
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val first
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get() = restrictionsRange.first
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/**
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* The last possible value of builder. Using of this variable equal to using "L" in strings
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*/
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val last
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get() = restrictionsRange.last
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/**
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* After calling of this function this builder will allow any value of current time
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*/
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@Suppress("unused")
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fun allowAll() {
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result = null
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}
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/**
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* Will include all variations from this array inside of this timeline
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*/
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@Suppress("MemberVisibilityCanBePrivate")
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infix fun include(array: Array<Int>) {
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val clamped = array.map { it.coerceIn(restrictionsRange) } + (result ?: emptySet())
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result = clamped.toSet()
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}
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/**
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* Add one [value] to current timeline
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*/
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@Suppress("unused")
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infix fun at(value: Int) {
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result = (result ?: emptySet()) + value.coerceIn(restrictionsRange)
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}
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/**
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* Shortcut for [at]. In fact will
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*/
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@Suppress("unused", "NOTHING_TO_INLINE")
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inline infix fun each(value: Int) = at(value)
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/**
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* Just wrapper for more obvious writing something like "[from] 2 [every] 5". For example, for [SecondsBuilder] it
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* will mean "[from] second second [every] 5 seconds", or "2, 7, 13, ..."
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*/
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@Suppress("NOTHING_TO_INLINE")
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inline infix fun from(value: Int) = value
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/**
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* Will create an sequence of times starting [from] [this] [every] [delay] times. For example, for [SecondsBuilder] it
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* will mean "[from] second second [every] 5 seconds", or "2, 7, 13, ..."
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*
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* @see [from]
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*/
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infix fun Int.every(delay: Int): Array<Int> {
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val progression = coerceIn(restrictionsRange) .. restrictionsRange.last step delay
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val result = progression.toSet().toTypedArray()
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this@TimeBuilder include result
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return result
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}
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/**
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* Shortcut for "[from] 0 [every] [delay]"
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*/
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infix fun every(delay: Int): Array<Int> = this from 0 every delay
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/**
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* Will fill up this timeline from [this] up to [endIncluding]
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*/
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@Suppress("MemberVisibilityCanBePrivate")
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infix fun Int.upTo(endIncluding: Int): Array<Int> {
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val progression = coerceIn(restrictionsRange) .. endIncluding.coerceIn(restrictionsRange)
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val result = progression.toSet().toTypedArray()
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this@TimeBuilder include result
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return result
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}
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/**
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* Shortcut for "[from] 0 [upTo] [endIncluding]"
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*/
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@Suppress("unused")
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infix fun upTo(endIncluding: Int): Array<Int> = this from 0 upTo endIncluding
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/**
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* Will fill up this timeline from [this] up to [endIncluding]
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*/
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@Suppress("MemberVisibilityCanBePrivate")
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infix operator fun Int.rangeTo(endIncluding: Int) = upTo(endIncluding)
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/**
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* Shortcut for "[from] 0 [rangeTo] [endIncluding]"
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*/
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@Suppress("MemberVisibilityCanBePrivate")
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infix operator fun rangeTo(endIncluding: Int) = (this from 0) rangeTo endIncluding
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/**
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* Will include the last possible value
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*/
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fun includeLast() = at(restrictionsRange.last)
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/**
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* Will include the first possible value
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*/
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fun includeFirst() = at(restrictionsRange.first)
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internal fun build() = result ?.map(converter)
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}
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class MillisecondsBuilder : TimeBuilder<Short>(millisecondsRange, intToShortConverter)
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class SecondsBuilder : TimeBuilder<Byte>(secondsRange, intToByteConverter)
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class MinutesBuilder : TimeBuilder<Byte>(minutesRange, intToByteConverter)
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class HoursBuilder : TimeBuilder<Byte>(hoursRange, intToByteConverter)
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class DaysOfMonthBuilder : TimeBuilder<Byte>(dayOfMonthRange, intToByteConverter)
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class MonthsBuilder : TimeBuilder<Byte>(monthRange, intToByteConverter)
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class YearsBuilder : TimeBuilder<Int>(yearRange, intToIntConverter)
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class WeekDaysBuilder : TimeBuilder<Byte>(dayOfWeekRange, intToByteConverter)
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