public static ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TDestValue> NullifyIf <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TDestValue>(
this ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TDestValue> configurator,
Expression <Func <TDestChild, bool?> > condition)
{
configurator.SetMutator(NullifyIfConfiguration.Create(condition));
return(configurator);
}
public static ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TDestValue> Set <TSourceRoot, TSourceChild, TSourceValue, TDestRoot, TDestChild, TDestValue>(
this ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TDestValue> configurator,
Expression <Func <TSourceChild, TSourceValue> > value,
Expression <Func <TSourceValue, TDestValue> > converter)
{
return(configurator.Set(value, converter, null, 0));
}
private void ConfigureCustomFields(ConverterConfigurator <TSource, TDest> configurator)
{
var sourceParameter = Expression.Parameter(typeof(TSource));
var destParameter = Expression.Parameter(typeof(TDest));
var tree = configurator.Root;
var subNodes = new List <ModelConfigurationNode>();
tree.FindSubNodes(subNodes);
var dependencies = from node in subNodes
from mutator in node.GetMutators()
where mutator is EqualsToConfiguration
from dependency in ((EqualsToConfiguration)mutator).Value.ExtractPrimaryDependencies()
select new ExpressionWrapper(dependency.Body, false);
var hashset = new HashSet <ExpressionWrapper>(dependencies);
Func <Expression, bool> sourceCustomFieldFits = path => !hashset.Contains(new ExpressionWrapper(path, false));
Func <Expression, bool> destCustomFieldFits = path =>
{
var node = tree.Traverse(path, false);
if (node == null)
{
return(true);
}
return(node.GetMutators().Length == 0);
};
ConfigureCustomFields(configurator, Expression.Lambda(sourceParameter, sourceParameter), Expression.Lambda(destParameter, destParameter), sourceCustomFieldFits, destCustomFieldFits);
ConfigureCustomFieldsForArrays(configurator, typeof(TDest), Expression.Lambda(destParameter, destParameter), sourceCustomFieldFits, destCustomFieldFits);
}
public static ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TDestValue> Set <TSourceRoot, TSourceChild, TSourceValue, TDestRoot, TDestChild, TDestValue>(
this ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TDestValue> configurator,
Expression <Func <TSourceChild, TSourceValue> > value,
Expression <Func <TSourceValue, TDestValue> > converter,
Expression <Func <TSourceValue, ValidationResult> > validator,
int priority = 0)
{
return(configurator.Set(value, x => x, converter, validator, priority));
}
public static ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TTarget> Set <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TTarget>(
this ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TTarget> configurator,
Expression <Func <TSourceChild, TTarget> > value)
{
var pathToSourceChild = (Expression <Func <TSourceRoot, TSourceChild> >)configurator.PathToSourceChild.ReplaceEachWithCurrent();
LambdaExpression valueFromRoot = pathToSourceChild.Merge(value);
configurator.SetMutator(EqualsToConfiguration.Create(configurator.Root.ConfiguratorType, typeof(TDestRoot), valueFromRoot, null));
return(configurator);
}
public static ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TTarget> Set <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TTarget>(
this ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TTarget> configurator,
Expression <Func <TSourceChild, TTarget> > value)
{
var methodReplacer = new MethodReplacer(MutatorsHelperFunctions.EachMethod, MutatorsHelperFunctions.CurrentMethod);
var pathToSourceChild = (Expression <Func <TSourceRoot, TSourceChild> >)methodReplacer.Visit(configurator.PathToSourceChild);
LambdaExpression valueFromRoot = pathToSourceChild.Merge(value);
configurator.SetMutator(EqualsToConfiguration.Create(typeof(TDestRoot), valueFromRoot, null));
return(configurator);
}
public static ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TDestValue> Set <TSourceRoot, TSourceChild, TSourceValue, TDestRoot, TDestChild, TDestValue>(
this ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TDestValue> configurator,
Expression <Func <TSourceChild, TSourceValue> > value,
Expression <Func <TSourceValue, TDestValue> > converter,
Expression <Func <TSourceValue, bool?> > validator,
Expression <Func <TSourceValue, MultiLanguageTextBase> > message = null,
int priority = 0,
ValidationResultType type = ValidationResultType.Error)
{
Expression test = Expression.Equal(validator.Body, Expression.Constant(true, typeof(bool?)));
Expression ifTrue = Expression.New(validationResultConstructor, Expression.Constant(type), Expression.Lambda(validator.Parameters[0], validator.Parameters[0]).Merge(message).Body);
Expression ifFalse = Expression.Constant(ValidationResult.Ok);
return(configurator.Set(value, converter, Expression.Lambda <Func <TSourceValue, ValidationResult> >(Expression.Condition(test, ifTrue, ifFalse), validator.Parameters), priority));
}
public static ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TDestValue> Set <TSourceRoot, TSourceChild, TSourceNode, TSourceValue, TDestRoot, TDestChild, TDestValue>(
this ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TDestValue> configurator,
Expression <Func <TSourceChild, TSourceNode> > node,
Expression <Func <TSourceNode, TSourceValue> > value,
Expression <Func <TSourceValue, TDestValue> > converter,
Expression <Func <TSourceNode, ValidationResult> > validator,
int priority = 0)
{
var pathToSourceChild = (Expression <Func <TSourceRoot, TSourceChild> >)configurator.PathToSourceChild.ReplaceEachWithCurrent();
var nodeFromRoot = pathToSourceChild.Merge(node);
var valueFromRoot = nodeFromRoot.Merge(value);
var convertedValue = converter == null ? (LambdaExpression)valueFromRoot : valueFromRoot.Merge(converter);
var validatorConfiguration = validator == null
? null
: StaticValidatorConfiguration.Create(MutatorsCreator.Sharp, "SetWithValidator", priority,
null, nodeFromRoot, valueFromRoot, validator);
configurator.SetMutator(EqualsToConfiguration.Create(configurator.Root.ConfiguratorType, typeof(TDestRoot), convertedValue, validatorConfiguration));
return(configurator);
}
private void ConfigureCustomFieldsForArrays(ConverterConfigurator <TSource, TDest> configurator, Type type, LambdaExpression pathToDestChild, Func <Expression, bool> sourceCustomFieldFits, Func <Expression, bool> destCustomFieldFits)
{
if (type == null || IsALeaf(type))
{
return;
}
var tree = configurator.Root;
var properties = type.GetOrderedProperties();
var parameter = Expression.Parameter(type);
foreach (var property in properties)
{
if (property.GetGetMethod().GetParameters().Length != 0)
{
continue;
}
var pathToNextDestChild = pathToDestChild.Merge(Expression.Lambda(Expression.Property(parameter, property), parameter));
if (!property.PropertyType.IsArray)
{
ConfigureCustomFieldsForArrays(configurator, property.PropertyType, pathToNextDestChild, sourceCustomFieldFits, destCustomFieldFits);
}
else
{
var pathToDestArray = pathToNextDestChild.Body;
var node = tree.Traverse(pathToDestArray, false);
if (node == null)
{
continue;
}
var arrays = node.GetArrays();
if (!arrays.TryGetValue(typeof(TSource), out var pathToSourceArray))
{
continue;
}
var pathToDestArrayItem = Expression.Call(MutatorsHelperFunctions.EachMethod.MakeGenericMethod(pathToDestArray.Type.GetItemType()), pathToDestArray);
var pathToSourceArrayItem = Expression.Call(MutatorsHelperFunctions.EachMethod.MakeGenericMethod(pathToSourceArray.Type.GetItemType()), pathToSourceArray);
ConfigureCustomFields(configurator, Expression.Lambda(pathToSourceArrayItem, pathToSourceArray.ExtractParameters()), Expression.Lambda(pathToDestArrayItem, pathToDestArray.ExtractParameters()), sourceCustomFieldFits, destCustomFieldFits);
}
}
}
public static ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TValue> Set <TSourceRoot, TSourceChild, TValue, TDestRoot, TDestChild>(this ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TValue> configurator, TValue value)
{
return(configurator.Set(child => value));
}
public static void BatchSet <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TDestValue>(
this ConverterConfigurator <TSourceRoot, TSourceChild, TDestRoot, TDestChild, TDestValue> configurator,
Expression <Func <TDestValue, TSourceChild, Batch> > batch)
{
var methodReplacer = new MethodReplacer(MutatorsHelperFunctions.EachMethod, MutatorsHelperFunctions.CurrentMethod);
var pathToSourceChild = (Expression <Func <TSourceRoot, TSourceChild> >)methodReplacer.Visit(configurator.PathToSourceChild);
var pathToChild = (Expression <Func <TDestRoot, TDestChild> >)methodReplacer.Visit(configurator.PathToChild);
var merger = new ExpressionMerger(pathToSourceChild);
var initializers = ((ListInitExpression)batch.Body).Initializers;
Expression primaryKeyIsEmpty = null;
foreach (var initializer in initializers)
{
Expression dest = initializer.Arguments[0];
var clearedDest = ClearNotNull(dest);
if (clearedDest != null)
{
var current = Expression.Equal(clearedDest, Expression.Constant(null, clearedDest.Type));
primaryKeyIsEmpty = primaryKeyIsEmpty == null ? current : Expression.AndAlso(primaryKeyIsEmpty, current);
}
dest = clearedDest ?? dest;
if (dest.Type != typeof(object))
{
dest = Expression.Convert(dest, typeof(object));
}
Expression source = methodReplacer.Visit(initializer.Arguments[1]);
// if(source.Type != typeof(object))
// source = Expression.Convert(source, typeof(object));
LambdaExpression value = merger.Merge(Expression.Lambda(source, batch.Parameters[1]));
if (dest.NodeType == ExpressionType.Convert)
{
dest = ((UnaryExpression)dest).Operand;
}
dest = pathToChild.Merge(Expression.Lambda(dest, batch.Parameters[0])).Body;
configurator.ToRoot().SetMutator(dest, EqualsToConfiguration.Create(typeof(TDestRoot), value, null));
//configurator.Target(Expression.Lambda<Func<TDestValue, object>>(dest, batch.Parameters[0])).SetMutator(EqualsToConfiguration.Create(typeof(TDestRoot), value, null));
}
if (primaryKeyIsEmpty == null)
{
return;
}
var condition = (Expression <Func <TDestRoot, bool?> >)pathToChild.Merge(Expression.Lambda(Expression.Convert(methodReplacer.Visit(primaryKeyIsEmpty), typeof(bool?)), batch.Parameters[0]));
foreach (var initializer in initializers)
{
Expression dest = initializer.Arguments[0];
if (ClearNotNull(dest) != null)
{
continue;
}
if (dest.Type != typeof(object))
{
dest = Expression.Convert(dest, typeof(object));
}
if (dest.NodeType == ExpressionType.Convert)
{
dest = ((UnaryExpression)dest).Operand;
}
dest = pathToChild.Merge(Expression.Lambda(dest, batch.Parameters[0])).Body;
configurator.ToRoot().SetMutator(dest, NullifyIfConfiguration.Create(condition));
//configurator.Target(Expression.Lambda<Func<TDestValue, object>>(dest, batch.Parameters[0])).SetMutator(NullifyIfConfiguration.Create(condition));
}
}
protected abstract void Configure(MutatorsContext context, ConverterConfigurator <TSource, TDest> configurator);
protected void ConfigureInternal(MutatorsContext context, ConverterConfigurator <TSource, TDest> configurator)
{
Configure(context, configurator);
ConfigureCustomFields(configurator);
}
private void ConfigureCustomFields(ConverterConfigurator <TSource, TDest> configurator, LambdaExpression pathToSourceChild, LambdaExpression pathToDestChild, Func <Expression, bool> sourceCustomFieldFits, Func <Expression, bool> destCustomFieldFits)
{
var sourceChildType = pathToSourceChild.Body.Type;
var destChildType = pathToDestChild.Body.Type;
LambdaExpression pathToSourceCustomFieldsContainer;
var sourceCustomFieldsContainer = FindCustomFieldsContainer(sourceChildType, out pathToSourceCustomFieldsContainer);
var sourceCustomFields = FindCustomFields(sourceChildType, sourceCustomFieldFits, pathToSourceChild);
LambdaExpression pathToDestCustomFieldsContainer;
var destCustomFieldsContainer = FindCustomFieldsContainer(destChildType, out pathToDestCustomFieldsContainer);
var destCustomFields = FindCustomFields(destChildType, destCustomFieldFits, pathToDestChild);
var converterType = configurator.Root.ConfiguratorType;
if (sourceCustomFields.Length > 0)
{
if (destCustomFields.Length > 0 || sourceCustomFieldsContainer != null)
{
throw new InvalidOperationException();
}
if (destCustomFieldsContainer == null)
{
return;
}
var destParameter = pathToDestCustomFieldsContainer.Parameters.Single();
var indexerGetter = destCustomFieldsContainer.PropertyType.GetProperty("Item", BindingFlags.Public | BindingFlags.Instance).GetGetMethod();
foreach (var customField in sourceCustomFields)
{
var path = customField.Path;
var rootProperty = customField.RootProperty;
var titleType = customField.TitleType;
var value = customField.Value;
TypeCode typeCode;
LambdaExpression convertedValue;
if (stringConverter != null && stringConverter.CanConvert(value.Body.Type))
{
typeCode = TypeCode.String;
convertedValue = Expression.Lambda(
Expression.Call(Expression.Constant(stringConverter, typeof(IStringConverter)),
convertToStringMethod.MakeGenericMethod(value.Body.Type),
Expression.Convert(value.Body, typeof(object))),
value.Parameters);
}
else
{
typeCode = GetTypeCode(value.Body.Type);
convertedValue = value;
}
if (rootProperty.PropertyType.IsArray && !IsALeaf(rootProperty.PropertyType))
{
// An array of complex types
var delimiterIndex = path.IndexOf('ё');
var pathToArray = path.Substring(0, delimiterIndex);
var pathToLeaf = path.Substring(delimiterIndex + 1, path.Length - delimiterIndex - 1);
var pathToTarget = pathToDestChild.Merge(Expression.Lambda(Expression.Call(pathToDestCustomFieldsContainer.Body, indexerGetter, Expression.Constant(pathToArray)), destParameter)).Body;
configurator.SetMutator(Expression.Property(pathToTarget, "TypeCode"), EqualsToConfiguration.Create <TDest>(converterType, Expression.Lambda(Expression.Constant(TypeCode.Object))));
configurator.SetMutator(Expression.Property(pathToTarget, "IsArray"), EqualsToConfiguration.Create <TDest>(converterType, Expression.Lambda(Expression.Constant(true))));
var pathToDestArrayItem = Expression.Convert(Expression.Call(MutatorsHelperFunctions.EachMethod.MakeGenericMethod(typeof(object)), Expression.Convert(Expression.Property(pathToTarget, "Value"), typeof(object[]))), typeof(Hashtable));
var itemIndexerGetter = typeof(Hashtable).GetProperty("Item", BindingFlags.Public | BindingFlags.Instance).GetGetMethod();
var pathToDestArrayItemValue = Expression.Call(pathToDestArrayItem, itemIndexerGetter, Expression.Constant(pathToLeaf));
configurator.SetMutator(pathToDestArrayItemValue, EqualsToConfiguration.Create <TDest>(converterType, pathToSourceChild.Merge(convertedValue)));
var pathToTypeCodes = Expression.Property(pathToTarget, "TypeCodes");
var pathToItemTypeCode = Expression.Call(pathToTypeCodes, pathToTypeCodes.Type.GetProperty("Item", BindingFlags.Public | BindingFlags.Instance).GetGetMethod(), Expression.Constant(pathToLeaf));
configurator.SetMutator(pathToItemTypeCode, EqualsToConfiguration.Create <TDest>(converterType, Expression.Lambda(Expression.Constant(typeCode))));
if (value.Body is MemberExpression)
{
var member = ((MemberExpression)value.Body).Member;
var customFieldAttribute = member.GetCustomAttributes(typeof(CustomFieldAttribute), false).SingleOrDefault() as CustomFieldAttribute;
if (customFieldAttribute != null && customFieldAttribute.TitleType != null)
{
var pathToTitles = Expression.Property(pathToTarget, "Titles");
var pathToItemTitle = Expression.Call(pathToTitles, pathToTitles.Type.GetProperty("Item", BindingFlags.Public | BindingFlags.Instance).GetGetMethod(), Expression.Constant(pathToLeaf));
configurator.SetMutator(pathToItemTitle, EqualsToConfiguration.Create <TDest>(converterType, Expression.Lambda(Expression.Constant(StaticMultiLanguageTextCache.Get(customFieldAttribute.TitleType)))));
}
}
}
else
{
var pathToTarget = pathToDestChild.Merge(Expression.Lambda(Expression.Call(pathToDestCustomFieldsContainer.Body, indexerGetter, Expression.Constant(path)), destParameter)).Body;
configurator.SetMutator(Expression.Property(pathToTarget, "TypeCode"), EqualsToConfiguration.Create <TDest>(converterType, Expression.Lambda(Expression.Constant(typeCode))));
configurator.SetMutator(Expression.Property(pathToTarget, "IsArray"), EqualsToConfiguration.Create <TDest>(converterType, Expression.Lambda(Expression.Constant(convertedValue.Body.Type.IsArray))));
configurator.SetMutator(Expression.Property(pathToTarget, "Value"), EqualsToConfiguration.Create <TDest>(converterType, pathToSourceChild.Merge(convertedValue)));
if (titleType != null)
{
configurator.SetMutator(Expression.Property(pathToTarget, "Title"), EqualsToConfiguration.Create <TDest>(converterType, Expression.Lambda(Expression.Constant(StaticMultiLanguageTextCache.Get(titleType)))));
}
}
}
}
else if (destCustomFields.Length > 0)
{
if (destCustomFieldsContainer != null)
{
throw new InvalidOperationException();
}
if (sourceCustomFieldsContainer == null)
{
return;
}
var sourceParameter = pathToSourceCustomFieldsContainer.Parameters.Single();
var indexerGetter = sourceCustomFieldsContainer.PropertyType.GetProperty("Item", BindingFlags.Public | BindingFlags.Instance).GetGetMethod();
foreach (var customField in destCustomFields)
{
var path = customField.Path;
var rootProperty = customField.RootProperty;
var pathToTarget = pathToDestChild.Merge(customField.Value).Body;
if (rootProperty.PropertyType.IsArray && !IsALeaf(rootProperty.PropertyType.GetElementType()))
{
var delimiterIndex = path.IndexOf('ё');
var pathToArray = path.Substring(0, delimiterIndex);
var pathToLeaf = path.Substring(delimiterIndex + 1, path.Length - delimiterIndex - 1);
Expression value = Expression.Property(Expression.Call(pathToSourceCustomFieldsContainer.Body, indexerGetter, Expression.Constant(pathToArray)), "Value");
value = Expression.Convert(Expression.Call(MutatorsHelperFunctions.EachMethod.MakeGenericMethod(typeof(object)), Expression.Convert(value, typeof(object[]))), typeof(Hashtable));
value = Expression.Call(value, typeof(Hashtable).GetProperty("Item", BindingFlags.Public | BindingFlags.Instance).GetGetMethod(), Expression.Constant(pathToLeaf));
var convertedValue = MakeConvert(value, pathToTarget.Type);
configurator.SetMutator(pathToTarget, EqualsToConfiguration.Create <TDest>(converterType, pathToSourceChild.Merge(Expression.Lambda(convertedValue, sourceParameter))));
}
else
{
Expression value = Expression.Property(Expression.Call(pathToSourceCustomFieldsContainer.Body, indexerGetter, Expression.Constant(path)), "Value");
var convertedValue = MakeConvert(value, pathToTarget.Type);
configurator.SetMutator(pathToTarget, EqualsToConfiguration.Create <TDest>(converterType, pathToSourceChild.Merge(Expression.Lambda(convertedValue, sourceParameter))));
}
}
}
else
{
if (sourceCustomFieldsContainer == null || destCustomFieldsContainer == null)
{
return;
}
var destParameter = pathToDestCustomFieldsContainer.Parameters.Single();
var sourceParameter = pathToSourceCustomFieldsContainer.Parameters.Single();
Expression pathToDestCustomContainer = Expression.Call(MutatorsHelperFunctions.EachMethod.MakeGenericMethod(destCustomFieldsContainer.PropertyType.GetItemType()), pathToDestCustomFieldsContainer.Body);
Expression pathToSourceCustomContainer = Expression.Call(MutatorsHelperFunctions.EachMethod.MakeGenericMethod(sourceCustomFieldsContainer.PropertyType.GetItemType()), pathToSourceCustomFieldsContainer.Body);
var pathToTarget = pathToDestChild.Merge(Expression.Lambda(Expression.Property(pathToDestCustomContainer, "Key"), destParameter)).Body;
Expression value = Expression.Property(pathToSourceCustomContainer, "Key");
configurator.SetMutator(pathToTarget, EqualsToConfiguration.Create <TDest>(converterType, pathToSourceChild.Merge(Expression.Lambda(value, sourceParameter))));
value = Expression.Property(pathToSourceCustomContainer, "Value");
pathToTarget = pathToDestChild.Merge(Expression.Lambda(Expression.Property(pathToDestCustomContainer, "Value"), destParameter)).Body;
configurator.SetMutator(Expression.Property(pathToTarget, "TypeCode"), EqualsToConfiguration.Create <TDest>(converterType, pathToSourceChild.Merge(Expression.Lambda(Expression.Property(value, "TypeCode"), sourceParameter))));
configurator.SetMutator(Expression.Property(pathToTarget, "TypeCodes"), EqualsToConfiguration.Create <TDest>(converterType, pathToSourceChild.Merge(Expression.Lambda(Expression.Property(value, "TypeCodes"), sourceParameter))));
configurator.SetMutator(Expression.Property(pathToTarget, "Titles"), EqualsToConfiguration.Create <TDest>(converterType, pathToSourceChild.Merge(Expression.Lambda(Expression.Property(value, "Titles"), sourceParameter))));
configurator.SetMutator(Expression.Property(pathToTarget, "IsArray"), EqualsToConfiguration.Create <TDest>(converterType, pathToSourceChild.Merge(Expression.Lambda(Expression.Property(value, "IsArray"), sourceParameter))));
configurator.SetMutator(Expression.Property(pathToTarget, "Value"), EqualsToConfiguration.Create <TDest>(converterType, pathToSourceChild.Merge(Expression.Lambda(Expression.Property(value, "Value"), sourceParameter))));
configurator.SetMutator(Expression.Property(pathToTarget, "Title"), EqualsToConfiguration.Create <TDest>(converterType, pathToSourceChild.Merge(Expression.Lambda(Expression.Property(value, "Title"), sourceParameter))));
}
}