/// <summary>
/// Gets the name of the CRM Entity attribute.
/// </summary>
/// <typeparam name="T">
/// Type of the property
/// </typeparam>
/// <param name="propertyExpression">
/// The property expression.
/// </param>
/// <param name="method">
/// The method.
/// </param>
/// <returns>
/// The name of the entity attribute
/// </returns>
/// <exception cref="NotImplementedException">
/// Attribute name extraction method is not supported.
/// </exception>
public static string ExtractEntityAttributeName <T>(this Expression <Func <T> > propertyExpression, FieldNameExractMethod method)
{
switch (method)
{
case FieldNameExractMethod.UsingPropertyName:
return(propertyExpression.ExtractPropertyName().ToLowerInvariant());
case FieldNameExractMethod.UsingLogicalNameAttribute:
var propertyAttribute = propertyExpression.ExtractPropertyAttribute <T, AttributeLogicalNameAttribute>();
return(propertyAttribute.LogicalName.ToLowerInvariant());
default:
throw new NotImplementedException("Attribute name extraction method is not supported.");
}
}
/// <summary>
/// Gets the formatted value.
/// </summary>
/// <typeparam name="T">
/// Type of the attribute
/// </typeparam>
/// <param name="entity">
/// The entity.
/// </param>
/// <param name="propertyExpression">
/// The property expression.
/// </param>
/// <param name="method">
/// The method.
/// </param>
/// <returns>
/// The <see cref="string"/>.
/// </returns>
public static string GetFormattedValue <T>(this Entity entity, Expression <Func <T> > propertyExpression, FieldNameExractMethod method = FieldNameExractMethod.UsingPropertyName)
{
var propertyName = propertyExpression.ExtractPropertyName().ToLowerInvariant();
return(entity.GetFormattedValue(propertyName));
}
/// <summary>
/// Adds the column to the column set.
/// </summary>
/// <typeparam name="T">
/// Type of the column
/// </typeparam>
/// <param name="columnSet">
/// The column set.
/// </param>
/// <param name="propertyExpression">
/// The property expression.
/// </param>
/// <param name="method">
/// The method.
/// </param>
public static void AddColumn <T>(this ColumnSet columnSet, Expression <Func <T> > propertyExpression, FieldNameExractMethod method = FieldNameExractMethod.UsingPropertyName)
{
var entityAttributeName = propertyExpression.ExtractEntityAttributeName(method);
columnSet.AddColumn(entityAttributeName);
}
/// <summary>
/// Removes the attribute.
/// </summary>
/// <typeparam name="T">
/// Type of the column
/// </typeparam>
/// <param name="attributeCollection">
/// The attribute collection.
/// </param>
/// <param name="propertyExpression">
/// The property expression.
/// </param>
/// <param name="method">
/// The method.
/// </param>
public static void Remove <T>(this AttributeCollection attributeCollection, Expression <Func <T> > propertyExpression, FieldNameExractMethod method = FieldNameExractMethod.UsingPropertyName)
{
var entityAttributeName = propertyExpression.ExtractEntityAttributeName(method);
attributeCollection.Remove(entityAttributeName);
}
/// <summary>
/// Determines whether the ColumnSet contains the column specified by lambda expression.
/// </summary>
/// <typeparam name="T">
/// Type of the column
/// </typeparam>
/// <param name="columnSet">
/// The column set.
/// </param>
/// <param name="propertyExpression">
/// The property expression.
/// </param>
/// <param name="method">
/// The method.
/// </param>
/// <returns>
/// <c>True</c> if the column found
/// </returns>
public static bool Contains <T>(this ColumnSet columnSet, Expression <Func <T> > propertyExpression, FieldNameExractMethod method = FieldNameExractMethod.UsingPropertyName)
{
var entityAttributeName = propertyExpression.ExtractEntityAttributeName(method);
return(columnSet.Columns.Contains(entityAttributeName));
}
