// 
// Decompiled by Procyon v0.6.0
// 

package com.hypixel.hytale.protocol;

import java.util.Objects;
import com.hypixel.hytale.protocol.io.ValidationResult;
import io.netty.buffer.ByteBuf;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;

public class WorldInteraction
{
    public static final int NULLABLE_BIT_FIELD_SIZE = 1;
    public static final int FIXED_BLOCK_SIZE = 20;
    public static final int VARIABLE_FIELD_COUNT = 0;
    public static final int VARIABLE_BLOCK_START = 20;
    public static final int MAX_SIZE = 20;
    public int entityId;
    @Nullable
    public BlockPosition blockPosition;
    @Nullable
    public BlockRotation blockRotation;
    
    public WorldInteraction() {
    }
    
    public WorldInteraction(final int entityId, @Nullable final BlockPosition blockPosition, @Nullable final BlockRotation blockRotation) {
        this.entityId = entityId;
        this.blockPosition = blockPosition;
        this.blockRotation = blockRotation;
    }
    
    public WorldInteraction(@Nonnull final WorldInteraction other) {
        this.entityId = other.entityId;
        this.blockPosition = other.blockPosition;
        this.blockRotation = other.blockRotation;
    }
    
    @Nonnull
    public static WorldInteraction deserialize(@Nonnull final ByteBuf buf, final int offset) {
        final WorldInteraction obj = new WorldInteraction();
        final byte nullBits = buf.getByte(offset);
        obj.entityId = buf.getIntLE(offset + 1);
        if ((nullBits & 0x1) != 0x0) {
            obj.blockPosition = BlockPosition.deserialize(buf, offset + 5);
        }
        if ((nullBits & 0x2) != 0x0) {
            obj.blockRotation = BlockRotation.deserialize(buf, offset + 17);
        }
        return obj;
    }
    
    public static int computeBytesConsumed(@Nonnull final ByteBuf buf, final int offset) {
        return 20;
    }
    
    public void serialize(@Nonnull final ByteBuf buf) {
        byte nullBits = 0;
        if (this.blockPosition != null) {
            nullBits |= 0x1;
        }
        if (this.blockRotation != null) {
            nullBits |= 0x2;
        }
        buf.writeByte(nullBits);
        buf.writeIntLE(this.entityId);
        if (this.blockPosition != null) {
            this.blockPosition.serialize(buf);
        }
        else {
            buf.writeZero(12);
        }
        if (this.blockRotation != null) {
            this.blockRotation.serialize(buf);
        }
        else {
            buf.writeZero(3);
        }
    }
    
    public int computeSize() {
        return 20;
    }
    
    public static ValidationResult validateStructure(@Nonnull final ByteBuf buffer, final int offset) {
        if (buffer.readableBytes() - offset < 20) {
            return ValidationResult.error("Buffer too small: expected at least 20 bytes");
        }
        return ValidationResult.OK;
    }
    
    public WorldInteraction clone() {
        final WorldInteraction copy = new WorldInteraction();
        copy.entityId = this.entityId;
        copy.blockPosition = ((this.blockPosition != null) ? this.blockPosition.clone() : null);
        copy.blockRotation = ((this.blockRotation != null) ? this.blockRotation.clone() : null);
        return copy;
    }
    
    @Override
    public boolean equals(final Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj instanceof final WorldInteraction other) {
            return this.entityId == other.entityId && Objects.equals(this.blockPosition, other.blockPosition) && Objects.equals(this.blockRotation, other.blockRotation);
        }
        return false;
    }
    
    @Override
    public int hashCode() {
        return Objects.hash(this.entityId, this.blockPosition, this.blockRotation);
    }
}