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

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

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 SchemaFile
{
    public static final int NULLABLE_BIT_FIELD_SIZE = 1;
    public static final int FIXED_BLOCK_SIZE = 1;
    public static final int VARIABLE_FIELD_COUNT = 1;
    public static final int VARIABLE_BLOCK_START = 1;
    public static final int MAX_SIZE = 67108866;
    @Nullable
    public String content;
    
    public SchemaFile() {
    }
    
    public SchemaFile(@Nullable final String content) {
        this.content = content;
    }
    
    public SchemaFile(@Nonnull final SchemaFile other) {
        this.content = other.content;
    }
    
    @Nonnull
    public static SchemaFile deserialize(@Nonnull final ByteBuf buf, final int offset) {
        final SchemaFile obj = new SchemaFile();
        final byte nullBits = buf.getByte(offset);
        int pos = offset + 1;
        if ((nullBits & 0x1) != 0x0) {
            final int contentLen = VarInt.peek(buf, pos);
            if (contentLen < 0) {
                throw ProtocolException.negativeLength("Content", contentLen);
            }
            if (contentLen > 16777215) {
                throw ProtocolException.stringTooLong("Content", contentLen, 16777215);
            }
            final int contentVarLen = VarInt.length(buf, pos);
            obj.content = PacketIO.readVarString(buf, pos, PacketIO.UTF8);
            pos += contentVarLen + contentLen;
        }
        return obj;
    }
    
    public static int computeBytesConsumed(@Nonnull final ByteBuf buf, final int offset) {
        final byte nullBits = buf.getByte(offset);
        int pos = offset + 1;
        if ((nullBits & 0x1) != 0x0) {
            final int sl = VarInt.peek(buf, pos);
            pos += VarInt.length(buf, pos) + sl;
        }
        return pos - offset;
    }
    
    public void serialize(@Nonnull final ByteBuf buf) {
        byte nullBits = 0;
        if (this.content != null) {
            nullBits |= 0x1;
        }
        buf.writeByte(nullBits);
        if (this.content != null) {
            PacketIO.writeVarString(buf, this.content, 16777215);
        }
    }
    
    public int computeSize() {
        int size = 1;
        if (this.content != null) {
            size += PacketIO.stringSize(this.content);
        }
        return size;
    }
    
    public static ValidationResult validateStructure(@Nonnull final ByteBuf buffer, final int offset) {
        if (buffer.readableBytes() - offset < 1) {
            return ValidationResult.error("Buffer too small: expected at least 1 bytes");
        }
        final byte nullBits = buffer.getByte(offset);
        int pos = offset + 1;
        if ((nullBits & 0x1) != 0x0) {
            final int contentLen = VarInt.peek(buffer, pos);
            if (contentLen < 0) {
                return ValidationResult.error("Invalid string length for Content");
            }
            if (contentLen > 16777215) {
                return ValidationResult.error("Content exceeds max length 16777215");
            }
            pos += VarInt.length(buffer, pos);
            pos += contentLen;
            if (pos > buffer.writerIndex()) {
                return ValidationResult.error("Buffer overflow reading Content");
            }
        }
        return ValidationResult.OK;
    }
    
    public SchemaFile clone() {
        final SchemaFile copy = new SchemaFile();
        copy.content = this.content;
        return copy;
    }
    
    @Override
    public boolean equals(final Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj instanceof final SchemaFile other) {
            return Objects.equals(this.content, other.content);
        }
        return false;
    }
    
    @Override
    public int hashCode() {
        return Objects.hash(this.content);
    }
}