/// <summary>
/// Gets the sort function.
/// </summary>
/// <param name="b1">
/// The b1.
/// </param>
/// <param name="b2">
/// The b2.
/// </param>
/// <returns>
/// The <see cref="int"/>.
/// </returns>
public override int GetSortFunction(CatalogValue b1, CatalogValue b2)
{
if (b1 == null && b2 != null)
{
return(-1);
}
if (b1 != null && b2 == null)
{
return(1);
}
if (b1 == null)
{
return(0);
}
if (b1.SortInfo > 0)
{
if (b2.SortInfo <= 0)
{
return(-1);
}
var c = b1.SortInfo - b2.SortInfo;
return(c == 0 ? string.CompareOrdinal(b1.Text, b2.Text) : c);
}
return(b2.SortInfo > 0 ? 1 : string.CompareOrdinal(b1.Text, b2.Text));
}
/// <summary>
/// Adds the with ownership.
/// </summary>
/// <param name="catalogValue">
/// The catalog value.
/// </param>
/// <returns>
/// The <see cref="CatalogValue"/>.
/// </returns>
protected virtual CatalogValue AddWithOwnership(CatalogValue catalogValue)
{
if (this.Values == null)
{
this.Values = new CatalogValueSet();
}
return(this.Values.AddWithOwnership(catalogValue));
}
/// <summary>
/// Adds the with ownership.
/// </summary>
/// <param name="catalogValue">
/// The catalog value.
/// </param>
/// <returns>
/// The <see cref="CatalogValue"/>.
/// </returns>
public CatalogValue AddWithOwnership(CatalogValue catalogValue)
{
if (this.Values == null)
{
this.Values = new List <CatalogValue>();
}
this.Values.Add(catalogValue);
this.Unsorted = true;
return(catalogValue);
}
/// <summary>
/// Fix catalog comparer considering sort information and code.
/// </summary>
/// <param name="b1">
/// The b1.
/// </param>
/// <param name="b2">
/// The b2.
/// </param>
/// <returns>
/// The <see cref="int"/>.
/// </returns>
private static int FixCatComparerSortInfoAndCode(CatalogValue b1, CatalogValue b2)
{
var sortInfo1 = b1.SortInfo;
var sortInfo2 = b2.SortInfo;
if (sortInfo1 > 0)
{
if (sortInfo2 == 0)
{
return(1);
}
else if (sortInfo1 != sortInfo2)
{
return(sortInfo1 - sortInfo2);
}
}
else if (sortInfo2 > 0)
{
return(-1);
}
return(b1.Code - b2.Code);
}
/// <summary>
/// Fix catalog Comparer.
/// </summary>
/// <param name="b1">
/// The b1.
/// </param>
/// <param name="b2">
/// The b2.
/// </param>
/// <returns>
/// The <see cref="int"/>.
/// </returns>
private static int FixCatComparer(CatalogValue b1, CatalogValue b2)
{
return(string.CompareOrdinal(b1?.Text, b2?.Text));
}
/// <summary>
/// Gets the sort function.
/// </summary>
/// <param name="c1">
/// The c1.
/// </param>
/// <param name="c2">
/// The c2.
/// </param>
/// <returns>
/// The <see cref="int"/>.
/// </returns>
public override int GetSortFunction(CatalogValue c1, CatalogValue c2)
{
return(this.Database?.FixedCatSortBySortInfoAndCode ?? false
? FixCatComparerSortInfoAndCode(c1, c2)
: FixCatComparer(c1, c2));
}
/// <summary> /// Gets the sort function. /// </summary> /// <param name="c1"> /// The c1. /// </param> /// <param name="c2"> /// The c2. /// </param> /// <returns> /// The <see cref="int"/>. /// </returns> public virtual int GetSortFunction(CatalogValue c1, CatalogValue c2) => 0;
/// <summary>
/// Adds the specified catalog value.
/// </summary>
/// <param name="catalogValue">
/// The catalog value.
/// </param>
/// <returns>
/// The <see cref="CatalogValue"/>.
/// </returns>
public CatalogValue Add(CatalogValue catalogValue)
{
return(this.AddWithOwnership(catalogValue.CreateCopy()));
}