public static DbExpression Convert(DynamicFilterDefinition filter, DbExpressionBinding binding, ObjectContext objectContext)
{
var visitor = new LambdaToDbExpressionVisitor(filter, binding, objectContext);
var expression = visitor.Visit(filter.Predicate) as LambdaExpression;
return(visitor.GetDbExpressionForExpression(expression.Body));
}
public DynamicFilterConvention(string filterName, Type entityType, LambdaExpression predicate,
string columnName)
{
var configuration = Types().Where(entityType.IsAssignableFrom);
configuration.Configure(ctc =>
{
var filterDefinition = new DynamicFilterDefinition(filterName, predicate, columnName, ctc.ClrType);
ctc.HasTableAnnotation(filterDefinition.AttributeName, filterDefinition);
});
}
public DynamicFilterConvention(string filterName, Type entityType, LambdaExpression predicate,
string columnName)
{
var configuration = Types().Where(entityType.IsAssignableFrom);
configuration.Configure(ctc =>
{
var filterDefinition = new DynamicFilterDefinition(filterName, predicate, columnName, ctc.ClrType);
ctc.HasTableAnnotation(filterDefinition.AttributeName, filterDefinition);
});
}
private LambdaToDbExpressionVisitor(DynamicFilterDefinition filter, DbExpressionBinding binding, ObjectContext objectContext)
{
_filter = filter;
_binding = binding;
_objectContext = objectContext;
}