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

package com.hypixel.hytale.protocol.packets.auth;

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;
import com.hypixel.hytale.protocol.Packet;

public class Status implements Packet
{
    public static final int PACKET_ID = 10;
    public static final boolean IS_COMPRESSED = false;
    public static final int NULLABLE_BIT_FIELD_SIZE = 1;
    public static final int FIXED_BLOCK_SIZE = 9;
    public static final int VARIABLE_FIELD_COUNT = 2;
    public static final int VARIABLE_BLOCK_START = 17;
    public static final int MAX_SIZE = 2587;
    @Nullable
    public String name;
    @Nullable
    public String motd;
    public int playerCount;
    public int maxPlayers;
    
    @Override
    public int getId() {
        return 10;
    }
    
    public Status() {
    }
    
    public Status(@Nullable final String name, @Nullable final String motd, final int playerCount, final int maxPlayers) {
        this.name = name;
        this.motd = motd;
        this.playerCount = playerCount;
        this.maxPlayers = maxPlayers;
    }
    
    public Status(@Nonnull final Status other) {
        this.name = other.name;
        this.motd = other.motd;
        this.playerCount = other.playerCount;
        this.maxPlayers = other.maxPlayers;
    }
    
    @Nonnull
    public static Status deserialize(@Nonnull final ByteBuf buf, final int offset) {
        final Status obj = new Status();
        final byte nullBits = buf.getByte(offset);
        obj.playerCount = buf.getIntLE(offset + 1);
        obj.maxPlayers = buf.getIntLE(offset + 5);
        if ((nullBits & 0x1) != 0x0) {
            final int varPos0 = offset + 17 + buf.getIntLE(offset + 9);
            final int nameLen = VarInt.peek(buf, varPos0);
            if (nameLen < 0) {
                throw ProtocolException.negativeLength("Name", nameLen);
            }
            if (nameLen > 128) {
                throw ProtocolException.stringTooLong("Name", nameLen, 128);
            }
            obj.name = PacketIO.readVarString(buf, varPos0, PacketIO.UTF8);
        }
        if ((nullBits & 0x2) != 0x0) {
            final int varPos2 = offset + 17 + buf.getIntLE(offset + 13);
            final int motdLen = VarInt.peek(buf, varPos2);
            if (motdLen < 0) {
                throw ProtocolException.negativeLength("Motd", motdLen);
            }
            if (motdLen > 512) {
                throw ProtocolException.stringTooLong("Motd", motdLen, 512);
            }
            obj.motd = PacketIO.readVarString(buf, varPos2, PacketIO.UTF8);
        }
        return obj;
    }
    
    public static int computeBytesConsumed(@Nonnull final ByteBuf buf, final int offset) {
        final byte nullBits = buf.getByte(offset);
        int maxEnd = 17;
        if ((nullBits & 0x1) != 0x0) {
            final int fieldOffset0 = buf.getIntLE(offset + 9);
            int pos0 = offset + 17 + 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 + 13);
            int pos2 = offset + 17 + fieldOffset2;
            final int sl = VarInt.peek(buf, pos2);
            pos2 += VarInt.length(buf, pos2) + sl;
            if (pos2 - offset > maxEnd) {
                maxEnd = pos2 - offset;
            }
        }
        return maxEnd;
    }
    
    @Override
    public void serialize(@Nonnull final ByteBuf buf) {
        final int startPos = buf.writerIndex();
        byte nullBits = 0;
        if (this.name != null) {
            nullBits |= 0x1;
        }
        if (this.motd != null) {
            nullBits |= 0x2;
        }
        buf.writeByte(nullBits);
        buf.writeIntLE(this.playerCount);
        buf.writeIntLE(this.maxPlayers);
        final int nameOffsetSlot = buf.writerIndex();
        buf.writeIntLE(0);
        final int motdOffsetSlot = buf.writerIndex();
        buf.writeIntLE(0);
        final int varBlockStart = buf.writerIndex();
        if (this.name != null) {
            buf.setIntLE(nameOffsetSlot, buf.writerIndex() - varBlockStart);
            PacketIO.writeVarString(buf, this.name, 128);
        }
        else {
            buf.setIntLE(nameOffsetSlot, -1);
        }
        if (this.motd != null) {
            buf.setIntLE(motdOffsetSlot, buf.writerIndex() - varBlockStart);
            PacketIO.writeVarString(buf, this.motd, 512);
        }
        else {
            buf.setIntLE(motdOffsetSlot, -1);
        }
    }
    
    @Override
    public int computeSize() {
        int size = 17;
        if (this.name != null) {
            size += PacketIO.stringSize(this.name);
        }
        if (this.motd != null) {
            size += PacketIO.stringSize(this.motd);
        }
        return size;
    }
    
    public static ValidationResult validateStructure(@Nonnull final ByteBuf buffer, final int offset) {
        if (buffer.readableBytes() - offset < 17) {
            return ValidationResult.error("Buffer too small: expected at least 17 bytes");
        }
        final byte nullBits = buffer.getByte(offset);
        if ((nullBits & 0x1) != 0x0) {
            final int nameOffset = buffer.getIntLE(offset + 9);
            if (nameOffset < 0) {
                return ValidationResult.error("Invalid offset for Name");
            }
            int pos = offset + 17 + nameOffset;
            if (pos >= buffer.writerIndex()) {
                return ValidationResult.error("Offset out of bounds for Name");
            }
            final int nameLen = VarInt.peek(buffer, pos);
            if (nameLen < 0) {
                return ValidationResult.error("Invalid string length for Name");
            }
            if (nameLen > 128) {
                return ValidationResult.error("Name exceeds max length 128");
            }
            pos += VarInt.length(buffer, pos);
            pos += nameLen;
            if (pos > buffer.writerIndex()) {
                return ValidationResult.error("Buffer overflow reading Name");
            }
        }
        if ((nullBits & 0x2) != 0x0) {
            final int motdOffset = buffer.getIntLE(offset + 13);
            if (motdOffset < 0) {
                return ValidationResult.error("Invalid offset for Motd");
            }
            int pos = offset + 17 + motdOffset;
            if (pos >= buffer.writerIndex()) {
                return ValidationResult.error("Offset out of bounds for Motd");
            }
            final int motdLen = VarInt.peek(buffer, pos);
            if (motdLen < 0) {
                return ValidationResult.error("Invalid string length for Motd");
            }
            if (motdLen > 512) {
                return ValidationResult.error("Motd exceeds max length 512");
            }
            pos += VarInt.length(buffer, pos);
            pos += motdLen;
            if (pos > buffer.writerIndex()) {
                return ValidationResult.error("Buffer overflow reading Motd");
            }
        }
        return ValidationResult.OK;
    }
    
    public Status clone() {
        final Status copy = new Status();
        copy.name = this.name;
        copy.motd = this.motd;
        copy.playerCount = this.playerCount;
        copy.maxPlayers = this.maxPlayers;
        return copy;
    }
    
    @Override
    public boolean equals(final Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj instanceof final Status other) {
            return Objects.equals(this.name, other.name) && Objects.equals(this.motd, other.motd) && this.playerCount == other.playerCount && this.maxPlayers == other.maxPlayers;
        }
        return false;
    }
    
    @Override
    public int hashCode() {
        return Objects.hash(this.name, this.motd, this.playerCount, this.maxPlayers);
    }
}