QueryVal.cs

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using Fauna.Mapping;
using Fauna.Serialization;
 
namespace Fauna;
 
public sealed class QueryVal : Query, IQueryFragment
{
    public object? Unwrap { get; }
 
    public QueryVal(object? v)
    {
        Unwrap = v;
    }
 
    public override void Serialize(MappingContext ctx, Utf8FaunaWriter writer)
    {
        writer.WriteStartObject();
        writer.WriteFieldName("value");
        Serializer.Serialize(ctx, writer, Unwrap);
        writer.WriteEndObject();
    }
 
    public override bool Equals(Query? o) => IsEqual(o as QueryVal);
 
    public override bool Equals(object? o)
    {
        if (ReferenceEquals(this, o))
        {
            return true;
        }
 
        return IsEqual(o as QueryVal);
    }
 
    public override int GetHashCode()
    {
        var hash = 31;
 
        if (Unwrap is not null)
        {
            hash *= Unwrap.GetHashCode();
        }
 
        return hash;
    }
 
    public override string ToString() => $"QueryVal({Unwrap})";
 
    public static bool operator ==(QueryVal left, QueryVal right)
    {
        if (ReferenceEquals(left, right))
        {
            return true;
        }
 
        if (left is null || right is null)
        {
            return false;
        }
 
        return left.Equals(right);
    }
 
    public static bool operator !=(QueryVal left, QueryVal right)
    {
        return !(left == right);
    }
 
    private bool IsEqual(QueryVal? o)
    {
        if (o is null)
        {
            return false;
        }
 
        if (Unwrap is null)
        {
            return (o.Unwrap is null) ? true : false;
        }
 
        return Unwrap.Equals(o.Unwrap);
    }
}