/// <summary>
/// Creates a new <see cref="ModelTranslator"/> to support translation from the specified source <see cref="ModelType"/>
/// to the specified destination <see cref="ModelType"/> with a specified set of property translations.
/// </summary>
/// <param name="translation"></param>
public ModelTranslator(ModelType sourceType, ModelType destinationType, ModelTranslator parent = null, IEnumerable <string> mappings = null, Func <ModelProperty, TypeConverter> getValueConverter = null, Func <ModelInstance, ModelInstance> createDestinationInstance = null)
{
this.SourceType = sourceType;
this.DestinationType = destinationType;
this.Parent = parent;
this.createDestinationInstance = createDestinationInstance ?? ((source) => DestinationType.Create(source.Id) ?? DestinationType.Create());
this.getValueConverter = getValueConverter ?? (property => property is ModelValueProperty ? ((ModelValueProperty)property).Converter : null);
this.Properties = new List <PropertyTranslator>();
// Create a compiled translation for each property mapping
if (mappings != null)
{
foreach (var mapping in mappings)
{
var index = mapping.IndexOf("=");
if (index < 0)
{
throw new ArgumentException("Invalid mapping expression: must be in the form of 'Destination Path = Source Expression'.");
}
var sourceExpression = mapping.Substring(index + 1).Trim();
var destinationPath = mapping.Substring(0, index).Trim();
AddPropertyTranslation(sourceExpression, destinationPath);
}
}
}
/// <summary>
/// Creates a new <see cref="ModelTranslator"/> to support translation from the specified source <see cref="ModelType"/>
/// to the specified destination <see cref="ModelType"/> with a specified set of property translations.
/// </summary>
/// <param name="translation"></param>
public ModelTranslator(ModelType sourceType, ModelType destinationType, ModelTranslator parent = null,IEnumerable<string> mappings = null, Func<ModelProperty, TypeConverter> getValueConverter = null, Func<ModelInstance, ModelInstance> createDestinationInstance = null)
{
this.SourceType = sourceType;
this.DestinationType = destinationType;
this.Parent = parent;
this.createDestinationInstance = createDestinationInstance ?? ((source) => DestinationType.Create(source.Id) ?? DestinationType.Create());
this.getValueConverter = getValueConverter ?? (property => property is ModelValueProperty ? ((ModelValueProperty)property).Converter : null);
this.Properties = new List<PropertyTranslator>();
// Create a compiled translation for each property mapping
if (mappings != null)
{
foreach (var mapping in mappings)
{
var index = mapping.IndexOf("=");
if (index < 0)
throw new ArgumentException("Invalid mapping expression: must be in the form of 'Destination Path = Source Expression'.");
var sourceExpression = mapping.Substring(index + 1).Trim();
var destinationPath = mapping.Substring(0, index).Trim();
AddPropertyTranslation(sourceExpression, destinationPath);
}
}
}
/// <summary>
/// Adds a value <see cref="PropertyTranslator"/> to the current <see cref="ModelTranslator"/>.
/// </summary>
/// <param name="sourceExpression">The source expression</param>
/// <param name="destinationPath">The destination path</param>
/// <param name="valueConverter">The optional value converter to use</param>
public void AddPropertyTranslation(string sourceExpression, string destinationPath, ModelTranslator referenceConverter)
{
// Create translator
var translator = CreatePropertyTranslator(sourceExpression, destinationPath);
translator.ReferenceConverter = referenceConverter;
// Add the new value property translation
Properties.Add(translator);
}
/// <summary>
/// Adds a value <see cref="PropertyTranslator"/> to the current <see cref="ModelTranslator"/>.
/// </summary>
/// <param name="sourceExpression">The source expression</param>
/// <param name="destinationPath">The destination path</param>
/// <param name="valueConverter">The optional value converter to use</param>
public void AddPropertyTranslation(string sourceExpression, string destinationPath, ModelTranslator referenceConverter)
{
// Create translator
var translator = CreatePropertyTranslator(sourceExpression, destinationPath);
translator.ReferenceConverter = referenceConverter;
// Add the new value property translation
Properties.Add(translator);
}