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

package com.hypixel.hytale.protocol;

import java.util.Objects;
import java.util.Arrays;
import com.hypixel.hytale.protocol.io.ValidationResult;
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 MouseMotionEvent
{
    public static final int NULLABLE_BIT_FIELD_SIZE = 1;
    public static final int FIXED_BLOCK_SIZE = 9;
    public static final int VARIABLE_FIELD_COUNT = 1;
    public static final int VARIABLE_BLOCK_START = 9;
    public static final int MAX_SIZE = 4096014;
    @Nullable
    public MouseButtonType[] mouseButtonType;
    @Nullable
    public Vector2i relativeMotion;
    
    public MouseMotionEvent() {
    }
    
    public MouseMotionEvent(@Nullable final MouseButtonType[] mouseButtonType, @Nullable final Vector2i relativeMotion) {
        this.mouseButtonType = mouseButtonType;
        this.relativeMotion = relativeMotion;
    }
    
    public MouseMotionEvent(@Nonnull final MouseMotionEvent other) {
        this.mouseButtonType = other.mouseButtonType;
        this.relativeMotion = other.relativeMotion;
    }
    
    @Nonnull
    public static MouseMotionEvent deserialize(@Nonnull final ByteBuf buf, final int offset) {
        final MouseMotionEvent obj = new MouseMotionEvent();
        final byte nullBits = buf.getByte(offset);
        if ((nullBits & 0x1) != 0x0) {
            obj.relativeMotion = Vector2i.deserialize(buf, offset + 1);
        }
        int pos = offset + 9;
        if ((nullBits & 0x2) != 0x0) {
            final int mouseButtonTypeCount = VarInt.peek(buf, pos);
            if (mouseButtonTypeCount < 0) {
                throw ProtocolException.negativeLength("MouseButtonType", mouseButtonTypeCount);
            }
            if (mouseButtonTypeCount > 4096000) {
                throw ProtocolException.arrayTooLong("MouseButtonType", mouseButtonTypeCount, 4096000);
            }
            final int mouseButtonTypeVarLen = VarInt.size(mouseButtonTypeCount);
            if (pos + mouseButtonTypeVarLen + mouseButtonTypeCount * 1L > buf.readableBytes()) {
                throw ProtocolException.bufferTooSmall("MouseButtonType", pos + mouseButtonTypeVarLen + mouseButtonTypeCount * 1, buf.readableBytes());
            }
            pos += mouseButtonTypeVarLen;
            obj.mouseButtonType = new MouseButtonType[mouseButtonTypeCount];
            for (int i = 0; i < mouseButtonTypeCount; ++i) {
                obj.mouseButtonType[i] = MouseButtonType.fromValue(buf.getByte(pos));
                ++pos;
            }
        }
        return obj;
    }
    
    public static int computeBytesConsumed(@Nonnull final ByteBuf buf, final int offset) {
        final byte nullBits = buf.getByte(offset);
        int pos = offset + 9;
        if ((nullBits & 0x2) != 0x0) {
            final int arrLen = VarInt.peek(buf, pos);
            pos += VarInt.length(buf, pos) + arrLen * 1;
        }
        return pos - offset;
    }
    
    public void serialize(@Nonnull final ByteBuf buf) {
        byte nullBits = 0;
        if (this.relativeMotion != null) {
            nullBits |= 0x1;
        }
        if (this.mouseButtonType != null) {
            nullBits |= 0x2;
        }
        buf.writeByte(nullBits);
        if (this.relativeMotion != null) {
            this.relativeMotion.serialize(buf);
        }
        else {
            buf.writeZero(8);
        }
        if (this.mouseButtonType != null) {
            if (this.mouseButtonType.length > 4096000) {
                throw ProtocolException.arrayTooLong("MouseButtonType", this.mouseButtonType.length, 4096000);
            }
            VarInt.write(buf, this.mouseButtonType.length);
            for (final MouseButtonType item : this.mouseButtonType) {
                buf.writeByte(item.getValue());
            }
        }
    }
    
    public int computeSize() {
        int size = 9;
        if (this.mouseButtonType != null) {
            size += VarInt.size(this.mouseButtonType.length) + this.mouseButtonType.length * 1;
        }
        return size;
    }
    
    public static ValidationResult validateStructure(@Nonnull final ByteBuf buffer, final int offset) {
        if (buffer.readableBytes() - offset < 9) {
            return ValidationResult.error("Buffer too small: expected at least 9 bytes");
        }
        final byte nullBits = buffer.getByte(offset);
        int pos = offset + 9;
        if ((nullBits & 0x2) != 0x0) {
            final int mouseButtonTypeCount = VarInt.peek(buffer, pos);
            if (mouseButtonTypeCount < 0) {
                return ValidationResult.error("Invalid array count for MouseButtonType");
            }
            if (mouseButtonTypeCount > 4096000) {
                return ValidationResult.error("MouseButtonType exceeds max length 4096000");
            }
            pos += VarInt.length(buffer, pos);
            pos += mouseButtonTypeCount * 1;
            if (pos > buffer.writerIndex()) {
                return ValidationResult.error("Buffer overflow reading MouseButtonType");
            }
        }
        return ValidationResult.OK;
    }
    
    public MouseMotionEvent clone() {
        final MouseMotionEvent copy = new MouseMotionEvent();
        copy.mouseButtonType = (MouseButtonType[])((this.mouseButtonType != null) ? ((MouseButtonType[])Arrays.copyOf(this.mouseButtonType, this.mouseButtonType.length)) : null);
        copy.relativeMotion = ((this.relativeMotion != null) ? this.relativeMotion.clone() : null);
        return copy;
    }
    
    @Override
    public boolean equals(final Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj instanceof final MouseMotionEvent other) {
            return Arrays.equals(this.mouseButtonType, other.mouseButtonType) && Objects.equals(this.relativeMotion, other.relativeMotion);
        }
        return false;
    }
    
    @Override
    public int hashCode() {
        int result = 1;
        result = 31 * result + Arrays.hashCode(this.mouseButtonType);
        result = 31 * result + Objects.hashCode(this.relativeMotion);
        return result;
    }
}