69 lines
2.5 KiB
Java
69 lines
2.5 KiB
Java
package net.minecraft.world.item;
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import net.minecraft.core.BlockPos;
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import net.minecraft.server.level.ServerLevel;
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import net.minecraft.tags.BlockTags;
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import net.minecraft.world.InteractionResult;
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import net.minecraft.world.entity.Entity;
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import net.minecraft.world.entity.EntitySpawnReason;
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import net.minecraft.world.entity.EntityType;
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import net.minecraft.world.entity.vehicle.AbstractMinecart;
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import net.minecraft.world.item.context.UseOnContext;
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import net.minecraft.world.level.Level;
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import net.minecraft.world.level.block.BaseRailBlock;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.block.state.properties.RailShape;
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import net.minecraft.world.level.gameevent.GameEvent;
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import net.minecraft.world.phys.Vec3;
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public class MinecartItem extends Item {
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private final EntityType<? extends AbstractMinecart> type;
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public MinecartItem(EntityType<? extends AbstractMinecart> type, Item.Properties properties) {
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super(properties);
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this.type = type;
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}
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@Override
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public InteractionResult useOn(UseOnContext context) {
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Level level = context.getLevel();
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BlockPos blockPos = context.getClickedPos();
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BlockState blockState = level.getBlockState(blockPos);
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if (!blockState.is(BlockTags.RAILS)) {
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return InteractionResult.FAIL;
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} else {
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ItemStack itemStack = context.getItemInHand();
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RailShape railShape = blockState.getBlock() instanceof BaseRailBlock
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? blockState.getValue(((BaseRailBlock)blockState.getBlock()).getShapeProperty())
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: RailShape.NORTH_SOUTH;
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double d = 0.0;
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if (railShape.isSlope()) {
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d = 0.5;
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}
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Vec3 vec3 = new Vec3(blockPos.getX() + 0.5, blockPos.getY() + 0.0625 + d, blockPos.getZ() + 0.5);
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AbstractMinecart abstractMinecart = AbstractMinecart.createMinecart(
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level, vec3.x, vec3.y, vec3.z, this.type, EntitySpawnReason.DISPENSER, itemStack, context.getPlayer()
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);
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if (abstractMinecart == null) {
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return InteractionResult.FAIL;
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} else {
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if (AbstractMinecart.useExperimentalMovement(level)) {
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for (Entity entity : level.getEntities(null, abstractMinecart.getBoundingBox())) {
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if (entity instanceof AbstractMinecart) {
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return InteractionResult.FAIL;
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}
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}
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}
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if (level instanceof ServerLevel serverLevel) {
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serverLevel.addFreshEntity(abstractMinecart);
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serverLevel.gameEvent(GameEvent.ENTITY_PLACE, blockPos, GameEvent.Context.of(context.getPlayer(), serverLevel.getBlockState(blockPos.below())));
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}
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itemStack.shrink(1);
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return InteractionResult.SUCCESS;
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}
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}
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}
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}
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