using System;
using LibAC.NBT.API;

namespace LibAC.NBT
{
    public class LongTag : Tag
    {
        public long value { get; private set; } = 0;

        public LongTag() { }

        public LongTag(long value)
        {
            this.value = value;
        }

        public static LongTag ValueOf(long value)
        {
            return new LongTag(value);
        }

        public override void ReadValue(ByteLayer data)
        {
            value = data.ReadLong();
        }

        public override void WriteValue(ByteLayer data)
        {
            data.WriteLong(value);
        }

        public override TagType GetTagType()
        {
            return TagType.Long;
        }

        public override void SetValue(dynamic val)
        {
            if (val is long) value = val;
        }

        public override dynamic GetValue()
        {
            return value;
        }

        public override void PrettyPrint(int indent, bool recurse)
        {
            Console.WriteLine($"{new string('\t', indent)}{Tag.GetCanonicalName(GetTagType())}: {value}");
        }

        public override void WriteStringifiedValue(StringBuilder builder, int indent, bool isList)
        {
            builder.Append($"{(isList ? new string('\t', indent) : "")}{value}L");
        }

        public override void ReadStringifiedValue(StringReader reader)
        {
            long val = long.Parse(reader.ReadNumber());
            value = val;

            reader.Expect('l');
        }
    }
}