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152 lines
6.6 KiB
152 lines
6.6 KiB
package net.deliciousreya.minecraftportal
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import com.google.common.collect.ImmutableList
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import com.google.common.collect.ImmutableMap
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import com.google.common.collect.ImmutableSet
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import org.bukkit.Location
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import org.bukkit.block.Block
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import org.bukkit.util.Vector
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import net.deliciousreya.minecraftportal.extensions.*
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import org.bukkit.Material
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import org.bukkit.Material.*
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import org.bukkit.block.BlockFace
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val MINERAL_TYPES: ImmutableMap<Material, Material> = ImmutableMap.Builder<Material, Material>()
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.put(COAL_BLOCK, BLACK_STAINED_GLASS)
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.put(REDSTONE_BLOCK, RED_STAINED_GLASS)
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.put(LAPIS_BLOCK, BLUE_STAINED_GLASS)
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.put(GOLD_BLOCK, YELLOW_STAINED_GLASS)
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.put(DIAMOND_BLOCK, CYAN_STAINED_GLASS)
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.put(EMERALD_BLOCK, GREEN_STAINED_GLASS)
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.put(IRON_BLOCK, GRAY_STAINED_GLASS)
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.put(QUARTZ_BLOCK, WHITE_STAINED_GLASS)
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.build()
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val DOOR_TYPES: ImmutableSet<Material> = ImmutableSet.of(ACACIA_DOOR, BIRCH_DOOR, DARK_OAK_DOOR, IRON_DOOR, JUNGLE_DOOR, OAK_DOOR, SPRUCE_DOOR)
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fun findPortalFrameConnectedTo(block:Block, state:PortalFrame.State): PortalScanResults {
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var bestScan:PortalScanResults? = null
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when {
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block.type in state.glassBlocks -> for (direction in PortalFrame.EntranceDirection.values()) {
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for (vector in direction.glassOffsets) {
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val scanResult = checkPortalFrameAt(block.location.subtract(vector), direction, state)
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if (scanResult.frame != null) {
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return scanResult
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} else if (bestScan == null || scanResult > bestScan) {
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bestScan = scanResult
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}
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}
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}
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block.type in state.airBlocks -> for (direction in PortalFrame.EntranceDirection.values()) {
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for (vector in direction.airOffsets) {
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val scanResult = checkPortalFrameAt(block.location.subtract(vector), direction, state)
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if (scanResult.frame != null) {
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return scanResult
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} else if (bestScan == null || scanResult > bestScan) {
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bestScan = scanResult
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}
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}
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}
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block.type in state.mineralBlocks -> for (direction in PortalFrame.EntranceDirection.values()) {
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val scanResult = checkPortalFrameAt(block.location.subtract(direction.mineralOffset), direction, state)
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if (scanResult.frame != null) {
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return scanResult
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} else if (bestScan == null || scanResult > bestScan) {
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bestScan = scanResult
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}
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}
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}
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return bestScan!!
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}
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/** Detects whether there is a portal frame in the given state at the given location, extending in the given direction. */
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fun checkPortalFrameAt(location:Location, direction:PortalFrame.EntranceDirection, state:PortalFrame.State): PortalScanResults {
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val matches = ImmutableList.Builder<Block>()
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val nonmatches = ImmutableList.Builder<Block>()
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for (vector in direction.glassOffsets) {
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val block = (location + vector).block
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(if (block.type in state.glassBlocks) matches else nonmatches).add(block)
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}
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for (vector in direction.airOffsets) {
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val block = (location + vector).block
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(if (block.type in state.airBlocks) matches else nonmatches).add(block)
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}
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val block = (location + direction.mineralOffset).block
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(if (block.type in state.mineralBlocks) matches else nonmatches).add(block)
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val nonmatchesBuilt = nonmatches.build()
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return PortalScanResults(if (nonmatchesBuilt.isEmpty()) {PortalFrame(location, direction)} else {null}, matches.build(), nonmatchesBuilt)
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}
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data class PortalScanResults(val frame: PortalFrame?, val matchingBlocks:List<Block>, val nonMatchingBlocks:List<Block>) : Comparable<PortalScanResults> {
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override fun compareTo(other:PortalScanResults): Int {
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return matchingBlocks.size - other.matchingBlocks.size
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}
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}
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/** Information about a portal frame. */
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data class PortalFrame(val lowerLeftCorner: Location, val direction: EntranceDirection) {
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val UP = Vector(0, 1, 0)
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enum class State(val glassBlocks: ImmutableSet<Material>, val airBlocks: ImmutableSet<Material>, val mineralBlocks: ImmutableSet<Material>) {
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ACTIVE(ImmutableSet.copyOf(MINERAL_TYPES.values), DOOR_TYPES, ImmutableSet.copyOf(MINERAL_TYPES.keys)),
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INACTIVE(ImmutableSet.of(GLASS), DOOR_TYPES, ImmutableSet.copyOf(MINERAL_TYPES.keys));
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val allValidBlocks = ImmutableSet.Builder<Material>().addAll(glassBlocks).addAll(airBlocks).addAll(mineralBlocks).build()
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}
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/** The direction along which a portal frame extends. */
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enum class EntranceDirection(toRight: Vector, toBack: Vector, doorDirection: BlockFace) {
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NORTH(Vector(1, 0, 0), Vector(0, 0, 1), BlockFace.NORTH),
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SOUTH(Vector(1, 0, 0), Vector(0, 0, -1), BlockFace.SOUTH),
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EAST(Vector(0, 0, 1), Vector(-1, 0, 0), BlockFace.EAST),
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WEST(Vector(0, 0, 1), Vector(1, 0, 0), BlockFace.WEST);
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val glassOffsets: ImmutableList<Vector> = ImmutableList.of(
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Vector(0, 0, 0),
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Vector(0, 1, 0),
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Vector(0, 2, 0),
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Vector(0, 3, 0),
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Vector(0, 3, 0) + toRight,
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toRight * 2,
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Vector(0, 1, 0) + toRight * 2,
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Vector(0, 2, 0) + toRight * 2,
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Vector(0, 3, 0) + toRight * 2,
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Vector(0, 0, 0) + toBack,
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Vector(0, 1, 0) + toBack,
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Vector(0, 2, 0) + toBack,
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Vector(0, 3, 0) + toBack,
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Vector(0, 0, 0) + toBack + toRight,
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Vector(0, 1, 0) + toBack + toRight,
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Vector(0, 2, 0) + toBack + toRight,
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Vector(0, 3, 0) + toBack + toRight,
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Vector(0, 0, 0) + toBack + toRight * 2,
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Vector(0, 1, 0) + toBack + toRight * 2,
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Vector(0, 2, 0) + toBack + toRight * 2,
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Vector(0, 3, 0) + toBack + toRight * 2
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)
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val mineralOffset: Vector = toRight
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val airOffsets: ImmutableList<Vector> = ImmutableList.of(
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Vector(0, 1, 0) + toRight,
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Vector(0, 2, 0) + toRight
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)
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}
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val portalCenter = lowerLeftCorner + direction.airOffsets[0]
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fun isStandingInPortal(location: Location): Boolean {
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return direction.airOffsets.any { offset -> location.block.location - offset == lowerLeftCorner }
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}
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fun color() {
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val mineral = (lowerLeftCorner + direction.mineralOffset).block
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for (offset in direction.glassOffsets) {
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(lowerLeftCorner + offset).block.type = MINERAL_TYPES.getOrDefault(mineral.type, BROWN_STAINED_GLASS)
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}
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}
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fun uncolor() {
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for (offset in direction.glassOffsets) {
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(lowerLeftCorner + offset).block.type = GLASS
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}
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}
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} |