33 lines
1.4 KiB
Kotlin
33 lines
1.4 KiB
Kotlin
package at.petrak.hexcasting.common.casting.actions.lists
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import at.petrak.hexcasting.api.casting.asActionResult
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import at.petrak.hexcasting.api.casting.castables.Action
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import at.petrak.hexcasting.api.casting.eval.CastingEnvironment
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import at.petrak.hexcasting.api.casting.eval.OperationResult
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import at.petrak.hexcasting.api.casting.eval.vm.CastingImage
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import at.petrak.hexcasting.api.casting.eval.vm.SpellContinuation
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import at.petrak.hexcasting.api.casting.getPositiveIntUnderInclusive
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import at.petrak.hexcasting.api.casting.iota.Iota
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import at.petrak.hexcasting.api.casting.mishaps.MishapNotEnoughArgs
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import at.petrak.hexcasting.common.lib.hex.HexEvalSounds
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object OpLastNToList : Action {
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override fun operate(env: CastingEnvironment, image: CastingImage, continuation: SpellContinuation): OperationResult {
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val stack = image.stack.toMutableList()
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if (stack.isEmpty())
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throw MishapNotEnoughArgs(1, 0)
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val yoinkCount = stack.takeLast(1).getPositiveIntUnderInclusive(0, stack.size - 1)
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stack.removeLast()
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val output = mutableListOf<Iota>()
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output.addAll(stack.takeLast(yoinkCount))
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for (i in 0 until yoinkCount) {
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stack.removeLast()
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}
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stack.addAll(output.asActionResult)
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val image2 = image.withUsedOp().copy(stack = stack)
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return OperationResult(image2, listOf(), continuation, HexEvalSounds.NORMAL_EXECUTE)
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}
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}
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