/// <summary>
/// Validates the <paramref name="filter"/> then applies as a filter to the reference data <paramref name="coll"/>.
/// </summary>
/// <typeparam name="TColl">The collection <see cref="System.Type"/>.</typeparam>
/// <typeparam name="TItem">The item <see cref="System.Type"/>.</typeparam>
/// <param name="coll">The reference data collection.</param>
/// <param name="filter">The <see cref="ReferenceDataFilter"/>.</param>
/// <param name="includeInactive">Indicates whether to include inactive (<see cref="ReferenceDataBase.IsActive"/> equal <c>false</c>) entries.</param>
/// <returns>The filtered collection and corresponding ETag.</returns>
public static async Task <ReferenceDataFilterResult <TItem> > ApplyFilterAsync <TColl, TItem>(TColl coll, ReferenceDataFilter filter, bool includeInactive = false) where TColl : ReferenceDataCollectionBase <TItem>, new() where TItem : ReferenceDataBase, new()
{
Check.NotNull(coll, nameof(coll));
Check.NotNull(filter, nameof(filter));
if (!filter.Codes.Any() && string.IsNullOrEmpty(filter.Text) && !includeInactive)
{
return new ReferenceDataFilterResult <TItem>(coll.ActiveList)
{
ETag = coll.ETag
}
}
;
// Validate the arguments.
(await Validator.ValidateAsync(filter).ConfigureAwait(false)).ThrowOnError();
// Apply the filter.
var items = includeInactive ? coll.AllList : coll.ActiveList;
var list = items
.WhereWhen(x => filter.Codes.Contains(x.Code, StringComparer.OrdinalIgnoreCase), filter.Codes != null && filter.Codes.FirstOrDefault() != null)
.WhereWildcard(x => x.Text, filter.Text);
return(new ReferenceDataFilterResult <TItem>(list)
{
ETag = ETagGenerator.Generate(list)
});
}
}
public void Generate()
{
var p = new Person {
First = "Jane", Last = "Doe"
};
Assert.AreEqual("\"2I0QhKAlJMdHjCAocBhQeuzmze73jSnnWqyOkofhRn4=\"", ETagGenerator.Generate(p));
Assert.AreEqual("\"471H/SShWDDr5wOVpMnhcu00Fw3nhOHN1aE8VNpXCsY=\"", ETagGenerator.Generate(p, "XYZ"));
}
public void Generate()
{
var p = new Person {
First = "Jane", Last = "Doe"
};
Assert.AreEqual("XCmFjH2zioLOelNdmU8hEQ==", ETagGenerator.Generate(p));
Assert.AreEqual("E9ik+Agqes6hzHMezoJigw==", ETagGenerator.Generate(p, "XYZ"));
}