52 lines
1.7 KiB
Kotlin
52 lines
1.7 KiB
Kotlin
package net.shadowfacts.phycon.item
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import net.minecraft.block.BlockState
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import net.minecraft.item.ItemPlacementContext
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import net.minecraft.util.math.BlockPos
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import net.minecraft.util.math.Direction
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import net.shadowfacts.phycon.block.FaceDeviceBlock
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import net.shadowfacts.phycon.block.cable.CableBlock
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import net.shadowfacts.phycon.init.PhyBlocks
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import net.shadowfacts.phycon.util.CableConnection
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import kotlin.math.floor
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import kotlin.math.roundToInt
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/**
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* @author shadowfacts
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*/
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class FaceDeviceBlockItem(block: FaceDeviceBlock<*>, settings: Settings = Settings()): DeviceBlockItem(block, settings) {
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override fun getPlacementState(context: ItemPlacementContext): BlockState? {
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val hitState = context.world.getBlockState(context.blockPos)
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val hitBlock = hitState.block
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if (hitBlock is CableBlock) {
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val hitBlockEdge = context.hitPos.getComponentAlongAxis(context.side.axis) % 1 == 0.0
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val hitBlockBeingPlacedIn = floor(context.hitPos.getComponentAlongAxis(context.side.axis)).toInt() == context.blockPos.getComponentAlongAxis(context.side.axis)
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val placementSide: Direction =
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if (hitBlockEdge xor hitBlockBeingPlacedIn) {
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context.side
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} else {
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context.side.opposite
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}
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if (hitState[CableBlock.CONNECTIONS[placementSide]] != CableConnection.ON) {
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var connection = FaceDeviceBlock.FaceCableConnection.NONE
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for (dir in Direction.values()) {
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if (hitState[CableBlock.CONNECTIONS[dir]] == CableConnection.ON) {
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connection = FaceDeviceBlock.FaceCableConnection.from(dir)
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break
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}
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}
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return block.defaultState
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.with(FaceDeviceBlock.FACING, placementSide)
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.with(FaceDeviceBlock.CABLE_CONNECTION, connection)
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.with(FaceDeviceBlock.COLOR, hitBlock.color)
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}
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}
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return null
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}
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}
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