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

package com.hypixel.hytale.protocol;

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

public class ItemAnimation
{
    public static final int NULLABLE_BIT_FIELD_SIZE = 1;
    public static final int FIXED_BLOCK_SIZE = 12;
    public static final int VARIABLE_FIELD_COUNT = 5;
    public static final int VARIABLE_BLOCK_START = 32;
    public static final int MAX_SIZE = 81920057;
    @Nullable
    public String thirdPerson;
    @Nullable
    public String thirdPersonMoving;
    @Nullable
    public String thirdPersonFace;
    @Nullable
    public String firstPerson;
    @Nullable
    public String firstPersonOverride;
    public boolean keepPreviousFirstPersonAnimation;
    public float speed;
    public float blendingDuration;
    public boolean looping;
    public boolean clipsGeometry;
    
    public ItemAnimation() {
        this.blendingDuration = 0.2f;
    }
    
    public ItemAnimation(@Nullable final String thirdPerson, @Nullable final String thirdPersonMoving, @Nullable final String thirdPersonFace, @Nullable final String firstPerson, @Nullable final String firstPersonOverride, final boolean keepPreviousFirstPersonAnimation, final float speed, final float blendingDuration, final boolean looping, final boolean clipsGeometry) {
        this.blendingDuration = 0.2f;
        this.thirdPerson = thirdPerson;
        this.thirdPersonMoving = thirdPersonMoving;
        this.thirdPersonFace = thirdPersonFace;
        this.firstPerson = firstPerson;
        this.firstPersonOverride = firstPersonOverride;
        this.keepPreviousFirstPersonAnimation = keepPreviousFirstPersonAnimation;
        this.speed = speed;
        this.blendingDuration = blendingDuration;
        this.looping = looping;
        this.clipsGeometry = clipsGeometry;
    }
    
    public ItemAnimation(@Nonnull final ItemAnimation other) {
        this.blendingDuration = 0.2f;
        this.thirdPerson = other.thirdPerson;
        this.thirdPersonMoving = other.thirdPersonMoving;
        this.thirdPersonFace = other.thirdPersonFace;
        this.firstPerson = other.firstPerson;
        this.firstPersonOverride = other.firstPersonOverride;
        this.keepPreviousFirstPersonAnimation = other.keepPreviousFirstPersonAnimation;
        this.speed = other.speed;
        this.blendingDuration = other.blendingDuration;
        this.looping = other.looping;
        this.clipsGeometry = other.clipsGeometry;
    }
    
    @Nonnull
    public static ItemAnimation deserialize(@Nonnull final ByteBuf buf, final int offset) {
        final ItemAnimation obj = new ItemAnimation();
        final byte nullBits = buf.getByte(offset);
        obj.keepPreviousFirstPersonAnimation = (buf.getByte(offset + 1) != 0);
        obj.speed = buf.getFloatLE(offset + 2);
        obj.blendingDuration = buf.getFloatLE(offset + 6);
        obj.looping = (buf.getByte(offset + 10) != 0);
        obj.clipsGeometry = (buf.getByte(offset + 11) != 0);
        if ((nullBits & 0x1) != 0x0) {
            final int varPos0 = offset + 32 + buf.getIntLE(offset + 12);
            final int thirdPersonLen = VarInt.peek(buf, varPos0);
            if (thirdPersonLen < 0) {
                throw ProtocolException.negativeLength("ThirdPerson", thirdPersonLen);
            }
            if (thirdPersonLen > 4096000) {
                throw ProtocolException.stringTooLong("ThirdPerson", thirdPersonLen, 4096000);
            }
            obj.thirdPerson = PacketIO.readVarString(buf, varPos0, PacketIO.UTF8);
        }
        if ((nullBits & 0x2) != 0x0) {
            final int varPos2 = offset + 32 + buf.getIntLE(offset + 16);
            final int thirdPersonMovingLen = VarInt.peek(buf, varPos2);
            if (thirdPersonMovingLen < 0) {
                throw ProtocolException.negativeLength("ThirdPersonMoving", thirdPersonMovingLen);
            }
            if (thirdPersonMovingLen > 4096000) {
                throw ProtocolException.stringTooLong("ThirdPersonMoving", thirdPersonMovingLen, 4096000);
            }
            obj.thirdPersonMoving = PacketIO.readVarString(buf, varPos2, PacketIO.UTF8);
        }
        if ((nullBits & 0x4) != 0x0) {
            final int varPos3 = offset + 32 + buf.getIntLE(offset + 20);
            final int thirdPersonFaceLen = VarInt.peek(buf, varPos3);
            if (thirdPersonFaceLen < 0) {
                throw ProtocolException.negativeLength("ThirdPersonFace", thirdPersonFaceLen);
            }
            if (thirdPersonFaceLen > 4096000) {
                throw ProtocolException.stringTooLong("ThirdPersonFace", thirdPersonFaceLen, 4096000);
            }
            obj.thirdPersonFace = PacketIO.readVarString(buf, varPos3, PacketIO.UTF8);
        }
        if ((nullBits & 0x8) != 0x0) {
            final int varPos4 = offset + 32 + buf.getIntLE(offset + 24);
            final int firstPersonLen = VarInt.peek(buf, varPos4);
            if (firstPersonLen < 0) {
                throw ProtocolException.negativeLength("FirstPerson", firstPersonLen);
            }
            if (firstPersonLen > 4096000) {
                throw ProtocolException.stringTooLong("FirstPerson", firstPersonLen, 4096000);
            }
            obj.firstPerson = PacketIO.readVarString(buf, varPos4, PacketIO.UTF8);
        }
        if ((nullBits & 0x10) != 0x0) {
            final int varPos5 = offset + 32 + buf.getIntLE(offset + 28);
            final int firstPersonOverrideLen = VarInt.peek(buf, varPos5);
            if (firstPersonOverrideLen < 0) {
                throw ProtocolException.negativeLength("FirstPersonOverride", firstPersonOverrideLen);
            }
            if (firstPersonOverrideLen > 4096000) {
                throw ProtocolException.stringTooLong("FirstPersonOverride", firstPersonOverrideLen, 4096000);
            }
            obj.firstPersonOverride = PacketIO.readVarString(buf, varPos5, PacketIO.UTF8);
        }
        return obj;
    }
    
    public static int computeBytesConsumed(@Nonnull final ByteBuf buf, final int offset) {
        final byte nullBits = buf.getByte(offset);
        int maxEnd = 32;
        if ((nullBits & 0x1) != 0x0) {
            final int fieldOffset0 = buf.getIntLE(offset + 12);
            int pos0 = offset + 32 + fieldOffset0;
            final int sl = VarInt.peek(buf, pos0);
            pos0 += VarInt.length(buf, pos0) + sl;
            if (pos0 - offset > maxEnd) {
                maxEnd = pos0 - offset;
            }
        }
        if ((nullBits & 0x2) != 0x0) {
            final int fieldOffset2 = buf.getIntLE(offset + 16);
            int pos2 = offset + 32 + fieldOffset2;
            final int sl = VarInt.peek(buf, pos2);
            pos2 += VarInt.length(buf, pos2) + sl;
            if (pos2 - offset > maxEnd) {
                maxEnd = pos2 - offset;
            }
        }
        if ((nullBits & 0x4) != 0x0) {
            final int fieldOffset3 = buf.getIntLE(offset + 20);
            int pos3 = offset + 32 + fieldOffset3;
            final int sl = VarInt.peek(buf, pos3);
            pos3 += VarInt.length(buf, pos3) + sl;
            if (pos3 - offset > maxEnd) {
                maxEnd = pos3 - offset;
            }
        }
        if ((nullBits & 0x8) != 0x0) {
            final int fieldOffset4 = buf.getIntLE(offset + 24);
            int pos4 = offset + 32 + fieldOffset4;
            final int sl = VarInt.peek(buf, pos4);
            pos4 += VarInt.length(buf, pos4) + sl;
            if (pos4 - offset > maxEnd) {
                maxEnd = pos4 - offset;
            }
        }
        if ((nullBits & 0x10) != 0x0) {
            final int fieldOffset5 = buf.getIntLE(offset + 28);
            int pos5 = offset + 32 + fieldOffset5;
            final int sl = VarInt.peek(buf, pos5);
            pos5 += VarInt.length(buf, pos5) + sl;
            if (pos5 - offset > maxEnd) {
                maxEnd = pos5 - offset;
            }
        }
        return maxEnd;
    }
    
    public void serialize(@Nonnull final ByteBuf buf) {
        final int startPos = buf.writerIndex();
        byte nullBits = 0;
        if (this.thirdPerson != null) {
            nullBits |= 0x1;
        }
        if (this.thirdPersonMoving != null) {
            nullBits |= 0x2;
        }
        if (this.thirdPersonFace != null) {
            nullBits |= 0x4;
        }
        if (this.firstPerson != null) {
            nullBits |= 0x8;
        }
        if (this.firstPersonOverride != null) {
            nullBits |= 0x10;
        }
        buf.writeByte(nullBits);
        buf.writeByte(this.keepPreviousFirstPersonAnimation ? 1 : 0);
        buf.writeFloatLE(this.speed);
        buf.writeFloatLE(this.blendingDuration);
        buf.writeByte(this.looping ? 1 : 0);
        buf.writeByte(this.clipsGeometry ? 1 : 0);
        final int thirdPersonOffsetSlot = buf.writerIndex();
        buf.writeIntLE(0);
        final int thirdPersonMovingOffsetSlot = buf.writerIndex();
        buf.writeIntLE(0);
        final int thirdPersonFaceOffsetSlot = buf.writerIndex();
        buf.writeIntLE(0);
        final int firstPersonOffsetSlot = buf.writerIndex();
        buf.writeIntLE(0);
        final int firstPersonOverrideOffsetSlot = buf.writerIndex();
        buf.writeIntLE(0);
        final int varBlockStart = buf.writerIndex();
        if (this.thirdPerson != null) {
            buf.setIntLE(thirdPersonOffsetSlot, buf.writerIndex() - varBlockStart);
            PacketIO.writeVarString(buf, this.thirdPerson, 4096000);
        }
        else {
            buf.setIntLE(thirdPersonOffsetSlot, -1);
        }
        if (this.thirdPersonMoving != null) {
            buf.setIntLE(thirdPersonMovingOffsetSlot, buf.writerIndex() - varBlockStart);
            PacketIO.writeVarString(buf, this.thirdPersonMoving, 4096000);
        }
        else {
            buf.setIntLE(thirdPersonMovingOffsetSlot, -1);
        }
        if (this.thirdPersonFace != null) {
            buf.setIntLE(thirdPersonFaceOffsetSlot, buf.writerIndex() - varBlockStart);
            PacketIO.writeVarString(buf, this.thirdPersonFace, 4096000);
        }
        else {
            buf.setIntLE(thirdPersonFaceOffsetSlot, -1);
        }
        if (this.firstPerson != null) {
            buf.setIntLE(firstPersonOffsetSlot, buf.writerIndex() - varBlockStart);
            PacketIO.writeVarString(buf, this.firstPerson, 4096000);
        }
        else {
            buf.setIntLE(firstPersonOffsetSlot, -1);
        }
        if (this.firstPersonOverride != null) {
            buf.setIntLE(firstPersonOverrideOffsetSlot, buf.writerIndex() - varBlockStart);
            PacketIO.writeVarString(buf, this.firstPersonOverride, 4096000);
        }
        else {
            buf.setIntLE(firstPersonOverrideOffsetSlot, -1);
        }
    }
    
    public int computeSize() {
        int size = 32;
        if (this.thirdPerson != null) {
            size += PacketIO.stringSize(this.thirdPerson);
        }
        if (this.thirdPersonMoving != null) {
            size += PacketIO.stringSize(this.thirdPersonMoving);
        }
        if (this.thirdPersonFace != null) {
            size += PacketIO.stringSize(this.thirdPersonFace);
        }
        if (this.firstPerson != null) {
            size += PacketIO.stringSize(this.firstPerson);
        }
        if (this.firstPersonOverride != null) {
            size += PacketIO.stringSize(this.firstPersonOverride);
        }
        return size;
    }
    
    public static ValidationResult validateStructure(@Nonnull final ByteBuf buffer, final int offset) {
        if (buffer.readableBytes() - offset < 32) {
            return ValidationResult.error("Buffer too small: expected at least 32 bytes");
        }
        final byte nullBits = buffer.getByte(offset);
        if ((nullBits & 0x1) != 0x0) {
            final int thirdPersonOffset = buffer.getIntLE(offset + 12);
            if (thirdPersonOffset < 0) {
                return ValidationResult.error("Invalid offset for ThirdPerson");
            }
            int pos = offset + 32 + thirdPersonOffset;
            if (pos >= buffer.writerIndex()) {
                return ValidationResult.error("Offset out of bounds for ThirdPerson");
            }
            final int thirdPersonLen = VarInt.peek(buffer, pos);
            if (thirdPersonLen < 0) {
                return ValidationResult.error("Invalid string length for ThirdPerson");
            }
            if (thirdPersonLen > 4096000) {
                return ValidationResult.error("ThirdPerson exceeds max length 4096000");
            }
            pos += VarInt.length(buffer, pos);
            pos += thirdPersonLen;
            if (pos > buffer.writerIndex()) {
                return ValidationResult.error("Buffer overflow reading ThirdPerson");
            }
        }
        if ((nullBits & 0x2) != 0x0) {
            final int thirdPersonMovingOffset = buffer.getIntLE(offset + 16);
            if (thirdPersonMovingOffset < 0) {
                return ValidationResult.error("Invalid offset for ThirdPersonMoving");
            }
            int pos = offset + 32 + thirdPersonMovingOffset;
            if (pos >= buffer.writerIndex()) {
                return ValidationResult.error("Offset out of bounds for ThirdPersonMoving");
            }
            final int thirdPersonMovingLen = VarInt.peek(buffer, pos);
            if (thirdPersonMovingLen < 0) {
                return ValidationResult.error("Invalid string length for ThirdPersonMoving");
            }
            if (thirdPersonMovingLen > 4096000) {
                return ValidationResult.error("ThirdPersonMoving exceeds max length 4096000");
            }
            pos += VarInt.length(buffer, pos);
            pos += thirdPersonMovingLen;
            if (pos > buffer.writerIndex()) {
                return ValidationResult.error("Buffer overflow reading ThirdPersonMoving");
            }
        }
        if ((nullBits & 0x4) != 0x0) {
            final int thirdPersonFaceOffset = buffer.getIntLE(offset + 20);
            if (thirdPersonFaceOffset < 0) {
                return ValidationResult.error("Invalid offset for ThirdPersonFace");
            }
            int pos = offset + 32 + thirdPersonFaceOffset;
            if (pos >= buffer.writerIndex()) {
                return ValidationResult.error("Offset out of bounds for ThirdPersonFace");
            }
            final int thirdPersonFaceLen = VarInt.peek(buffer, pos);
            if (thirdPersonFaceLen < 0) {
                return ValidationResult.error("Invalid string length for ThirdPersonFace");
            }
            if (thirdPersonFaceLen > 4096000) {
                return ValidationResult.error("ThirdPersonFace exceeds max length 4096000");
            }
            pos += VarInt.length(buffer, pos);
            pos += thirdPersonFaceLen;
            if (pos > buffer.writerIndex()) {
                return ValidationResult.error("Buffer overflow reading ThirdPersonFace");
            }
        }
        if ((nullBits & 0x8) != 0x0) {
            final int firstPersonOffset = buffer.getIntLE(offset + 24);
            if (firstPersonOffset < 0) {
                return ValidationResult.error("Invalid offset for FirstPerson");
            }
            int pos = offset + 32 + firstPersonOffset;
            if (pos >= buffer.writerIndex()) {
                return ValidationResult.error("Offset out of bounds for FirstPerson");
            }
            final int firstPersonLen = VarInt.peek(buffer, pos);
            if (firstPersonLen < 0) {
                return ValidationResult.error("Invalid string length for FirstPerson");
            }
            if (firstPersonLen > 4096000) {
                return ValidationResult.error("FirstPerson exceeds max length 4096000");
            }
            pos += VarInt.length(buffer, pos);
            pos += firstPersonLen;
            if (pos > buffer.writerIndex()) {
                return ValidationResult.error("Buffer overflow reading FirstPerson");
            }
        }
        if ((nullBits & 0x10) != 0x0) {
            final int firstPersonOverrideOffset = buffer.getIntLE(offset + 28);
            if (firstPersonOverrideOffset < 0) {
                return ValidationResult.error("Invalid offset for FirstPersonOverride");
            }
            int pos = offset + 32 + firstPersonOverrideOffset;
            if (pos >= buffer.writerIndex()) {
                return ValidationResult.error("Offset out of bounds for FirstPersonOverride");
            }
            final int firstPersonOverrideLen = VarInt.peek(buffer, pos);
            if (firstPersonOverrideLen < 0) {
                return ValidationResult.error("Invalid string length for FirstPersonOverride");
            }
            if (firstPersonOverrideLen > 4096000) {
                return ValidationResult.error("FirstPersonOverride exceeds max length 4096000");
            }
            pos += VarInt.length(buffer, pos);
            pos += firstPersonOverrideLen;
            if (pos > buffer.writerIndex()) {
                return ValidationResult.error("Buffer overflow reading FirstPersonOverride");
            }
        }
        return ValidationResult.OK;
    }
    
    public ItemAnimation clone() {
        final ItemAnimation copy = new ItemAnimation();
        copy.thirdPerson = this.thirdPerson;
        copy.thirdPersonMoving = this.thirdPersonMoving;
        copy.thirdPersonFace = this.thirdPersonFace;
        copy.firstPerson = this.firstPerson;
        copy.firstPersonOverride = this.firstPersonOverride;
        copy.keepPreviousFirstPersonAnimation = this.keepPreviousFirstPersonAnimation;
        copy.speed = this.speed;
        copy.blendingDuration = this.blendingDuration;
        copy.looping = this.looping;
        copy.clipsGeometry = this.clipsGeometry;
        return copy;
    }
    
    @Override
    public boolean equals(final Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj instanceof final ItemAnimation other) {
            return Objects.equals(this.thirdPerson, other.thirdPerson) && Objects.equals(this.thirdPersonMoving, other.thirdPersonMoving) && Objects.equals(this.thirdPersonFace, other.thirdPersonFace) && Objects.equals(this.firstPerson, other.firstPerson) && Objects.equals(this.firstPersonOverride, other.firstPersonOverride) && this.keepPreviousFirstPersonAnimation == other.keepPreviousFirstPersonAnimation && this.speed == other.speed && this.blendingDuration == other.blendingDuration && this.looping == other.looping && this.clipsGeometry == other.clipsGeometry;
        }
        return false;
    }
    
    @Override
    public int hashCode() {
        return Objects.hash(this.thirdPerson, this.thirdPersonMoving, this.thirdPersonFace, this.firstPerson, this.firstPersonOverride, this.keepPreviousFirstPersonAnimation, this.speed, this.blendingDuration, this.looping, this.clipsGeometry);
    }
}