pastemyst | guid moment

Identifiable

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Identifiable Processor

C#copy raw

GUID

C++copy raw

// https://bronsonzgeb.com/index.php/2021/09/11/the-scriptable-object-asset-registry-pattern/

using System;
using System.IO;
using Newtonsoft.Json;
using UnityEngine;

namespace Pursuit.Data
{
    [Serializable]
    [JsonConverter(typeof(GuidConverter))]
    public struct Guid : IEquatable<Guid>
    {
#if UNITY_EDITOR
        public const string VALUE0_FIELDNAME = nameof(m_Value0);
        public const string VALUE1_FIELDNAME = nameof(m_Value1);
        public const string VALUE2_FIELDNAME = nameof(m_Value2);
        public const string VALUE3_FIELDNAME = nameof(m_Value3);
#endif

[JsonProperty] [SerializeField] [HideInInspector]
        private uint m_Value0;

[JsonProperty] [SerializeField] [HideInInspector]
        private uint m_Value1;

[JsonProperty] [SerializeField] [HideInInspector]
        private uint m_Value2;

[JsonProperty] [SerializeField] [HideInInspector]
        private uint m_Value3;

[JsonIgnore] public uint Value0 => m_Value0;
        [JsonIgnore] public uint Value1 => m_Value1;
        [JsonIgnore] public uint Value2 => m_Value2;
        [JsonIgnore] public uint Value3 => m_Value3;

public Guid(uint val0, uint val1, uint val2, uint val3)
        {
            m_Value0 = val0;
            m_Value1 = val1;
            m_Value2 = val2;
            m_Value3 = val3;
        }

public Guid(string hexString)
        {
            m_Value0 = 0U;
            m_Value1 = 0U;
            m_Value2 = 0U;
            m_Value3 = 0U;
            TryParse(hexString, out this);
        }

public string ToHexString()
        {
            return $"{m_Value0:X8}{m_Value1:X8}{m_Value2:X8}{m_Value3:X8}";
        }

private static bool TryParse(string hexString, out Guid guid)
        {
            try
            {
                guid.m_Value0 = Convert.ToUInt32(hexString.Substring(0, 8), 16);
                guid.m_Value1 = Convert.ToUInt32(hexString.Substring(8, 8), 16);
                guid.m_Value2 = Convert.ToUInt32(hexString.Substring(16, 8), 16);
                guid.m_Value3 = Convert.ToUInt32(hexString.Substring(24, 8), 16);

return true;
            }
            catch
            {
                guid = new Guid();
                return false;
            }
        }

public override string ToString()
        {
            return ToHexString();
        }

public static bool operator ==(Guid x, Guid y)
        {
            return x.m_Value0 == y.m_Value0 && x.m_Value1 == y.m_Value1 && x.m_Value2 == y.m_Value2 &&
                   x.m_Value3 == y.m_Value3;
        }

public static bool operator !=(Guid x, Guid y)
        {
            return !(x == y);
        }

public bool Equals(Guid other)
        {
            return this == other;
        }

public override bool Equals(object obj)
        {
            return obj != null && obj is Guid && Equals((Guid)obj);
        }

public override int GetHashCode()
        {
            return ((((((int)m_Value0 * 397) ^ (int)m_Value1) * 397) ^ (int)m_Value2) * 397) ^ (int)m_Value3;
        }

public static implicit operator Guid(System.Guid systemGuid)
        {
            Guid mine;
            if (!TryParse(systemGuid.ToString("N"), out mine))
                throw new Exception("Bad GUID conversion: " + systemGuid + " " + systemGuid);
            return mine;
        }
    }

#region BinaryReader and BinaryWriter Extensions

public static class BinaryReaderExtensions
    {
        public static Guid ReadGuid(this BinaryReader reader)
        {
            return new Guid(reader.ReadUInt32(), reader.ReadUInt32(), reader.ReadUInt32(), reader.ReadUInt32());
        }
    }

public static class BinaryWriterExtensions
    {
        public static void Write(this BinaryWriter writer, Guid guid)
        {
            writer.Write(guid.Value0);
            writer.Write(guid.Value1);
            writer.Write(guid.Value2);
            writer.Write(guid.Value3);
        }
    }

#endregion
}