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DataCenterExtensions.cs
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DataCenterExtensions.cs
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namespace Vezel.Novadrop.Data;
public static class DataCenterExtensions
{
public static IEnumerable<DataCenterNode> Ancestors(this DataCenterNode node)
{
Check.Null(node);
var current = node;
while ((current = current.Parent) != null)
yield return current;
}
public static IEnumerable<DataCenterNode> Siblings(this DataCenterNode node)
{
Check.Null(node);
var parent = node.Parent;
if (parent == null)
yield break;
foreach (var elem in parent.Children.Where(x => x != node))
yield return elem;
}
public static IEnumerable<DataCenterNode> Descendants(this DataCenterNode node)
{
Check.Null(node);
var work = new Queue<DataCenterNode>();
work.Enqueue(node);
while (work.Count != 0)
{
var current = work.Dequeue();
if (!current.HasChildren)
continue;
foreach (var elem in current.Children)
{
yield return elem;
work.Enqueue(elem);
}
}
}
public static int ToInt32(this DataCenterValue value)
{
return value.TypeCode switch
{
DataCenterTypeCode.Int32 => value.UnsafeAsInt32,
DataCenterTypeCode.Single => (int)value.UnsafeAsSingle,
DataCenterTypeCode.String => value.UnsafeAsString switch
{
var s when int.TryParse(s, NumberStyles.Integer, CultureInfo.InvariantCulture, out var i) => i,
var s => int.Parse(s, NumberStyles.HexNumber, CultureInfo.InvariantCulture),
},
DataCenterTypeCode.Boolean => value.UnsafeAsInt32, // Normalized internally; reinterpret as 0 or 1.
_ => 0,
};
}
public static float ToSingle(this DataCenterValue value)
{
return value.TypeCode switch
{
DataCenterTypeCode.Int32 => value.UnsafeAsInt32,
DataCenterTypeCode.Single => value.UnsafeAsSingle,
DataCenterTypeCode.String =>
float.Parse(value.UnsafeAsString, NumberStyles.Float, CultureInfo.InvariantCulture),
DataCenterTypeCode.Boolean => value.UnsafeAsInt32, // Normalized internally; reinterpret as 0 or 1.
_ => 0.0f,
};
}
public static bool ToBoolean(this DataCenterValue value)
{
return value.TypeCode switch
{
DataCenterTypeCode.Int32 => value.UnsafeAsInt32 switch
{
0 => false,
_ => true,
},
DataCenterTypeCode.Single => value.UnsafeAsSingle != 0.0f,
DataCenterTypeCode.String => value.UnsafeAsString switch
{
var s when bool.TryParse(s, out var b) => b,
var s => s.AsSpan().Trim() switch
{
"0" => false,
"1" => true,
_ => throw new FormatException(),
},
},
DataCenterTypeCode.Boolean => value.UnsafeAsBoolean,
_ => false,
};
}
}