91 lines
3.6 KiB
Java
91 lines
3.6 KiB
Java
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package net.minecraft.world.level.block.entity;
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import java.util.List;
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import net.minecraft.core.BlockPos;
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import net.minecraft.world.entity.player.Player;
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import net.minecraft.world.level.Level;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.entity.EntityTypeTest;
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import net.minecraft.world.level.gameevent.GameEvent;
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import net.minecraft.world.phys.AABB;
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public abstract class ContainerOpenersCounter {
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private static final int CHECK_TICK_DELAY = 5;
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private int openCount;
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private double maxInteractionRange;
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protected abstract void onOpen(Level p_155460_, BlockPos p_155461_, BlockState p_155462_);
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protected abstract void onClose(Level p_155473_, BlockPos p_155474_, BlockState p_155475_);
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protected abstract void openerCountChanged(Level p_155463_, BlockPos p_155464_, BlockState p_155465_, int p_155466_, int p_155467_);
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protected abstract boolean isOwnContainer(Player p_155451_);
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public void incrementOpeners(Player p_155453_, Level p_155454_, BlockPos p_155455_, BlockState p_155456_) {
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int i = this.openCount++;
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if (i == 0) {
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this.onOpen(p_155454_, p_155455_, p_155456_);
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p_155454_.gameEvent(p_155453_, GameEvent.CONTAINER_OPEN, p_155455_);
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scheduleRecheck(p_155454_, p_155455_, p_155456_);
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}
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this.openerCountChanged(p_155454_, p_155455_, p_155456_, i, this.openCount);
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this.maxInteractionRange = Math.max(p_155453_.blockInteractionRange(), this.maxInteractionRange);
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}
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public void decrementOpeners(Player p_155469_, Level p_155470_, BlockPos p_155471_, BlockState p_155472_) {
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int i = this.openCount--;
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if (this.openCount == 0) {
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this.onClose(p_155470_, p_155471_, p_155472_);
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p_155470_.gameEvent(p_155469_, GameEvent.CONTAINER_CLOSE, p_155471_);
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this.maxInteractionRange = 0.0;
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}
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this.openerCountChanged(p_155470_, p_155471_, p_155472_, i, this.openCount);
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}
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private List<Player> getPlayersWithContainerOpen(Level p_333723_, BlockPos p_334135_) {
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double d0 = this.maxInteractionRange + 4.0;
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AABB aabb = new AABB(p_334135_).inflate(d0);
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return p_333723_.getEntities(EntityTypeTest.forClass(Player.class), aabb, this::isOwnContainer);
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}
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public void recheckOpeners(Level p_155477_, BlockPos p_155478_, BlockState p_155479_) {
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List<Player> list = this.getPlayersWithContainerOpen(p_155477_, p_155478_);
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this.maxInteractionRange = 0.0;
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for (Player player : list) {
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this.maxInteractionRange = Math.max(player.blockInteractionRange(), this.maxInteractionRange);
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}
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int i = list.size();
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int j = this.openCount;
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if (j != i) {
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boolean flag = i != 0;
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boolean flag1 = j != 0;
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if (flag && !flag1) {
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this.onOpen(p_155477_, p_155478_, p_155479_);
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p_155477_.gameEvent(null, GameEvent.CONTAINER_OPEN, p_155478_);
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} else if (!flag) {
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this.onClose(p_155477_, p_155478_, p_155479_);
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p_155477_.gameEvent(null, GameEvent.CONTAINER_CLOSE, p_155478_);
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}
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this.openCount = i;
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}
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this.openerCountChanged(p_155477_, p_155478_, p_155479_, j, i);
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if (i > 0) {
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scheduleRecheck(p_155477_, p_155478_, p_155479_);
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}
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}
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public int getOpenerCount() {
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return this.openCount;
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}
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private static void scheduleRecheck(Level p_155481_, BlockPos p_155482_, BlockState p_155483_) {
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p_155481_.scheduleTick(p_155482_, p_155483_.getBlock(), 5);
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}
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}
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