internal AutoMapper(DbCommandData dbCommandData, Type itemType)
{
_dbCommandData = dbCommandData;
_reader = dbCommandData.Reader.InnerReader;
_properties = ObjectReflectionHelper.GetProperties(itemType);
_fields = DataReaderHelper.GetDataReaderFields(_reader);
}
internal void AutoMapColumnsAction <T>(params Expression <Func <T, object> >[] ignorePropertyExpressions)
{
VerifyAutoMapAlreadyCalled();
var properties = ObjectReflectionHelper.GetProperties(_data.Item.GetType());
var ignorePropertyNames = new HashSet <string>();
if (ignorePropertyExpressions != null)
{
foreach (var ignorePropertyExpression in ignorePropertyExpressions)
{
var ignorePropertyName = new PropertyExpressionParser <T>(_data.Item, ignorePropertyExpression).Name;
ignorePropertyNames.Add(ignorePropertyName);
}
}
foreach (var property in properties)
{
var ignoreProperty = ignorePropertyNames.SingleOrDefault(x => x.Equals(property.Value.Name, StringComparison.CurrentCultureIgnoreCase));
if (ignoreProperty != null)
{
continue;
}
var propertyType = ObjectReflectionHelper.GetPropertyType(property.Value);
var propertyValue = ObjectReflectionHelper.GetPropertyValue(_data.Item, property.Value);
ColumnAction(property.Value.Name, propertyValue, propertyType, DataTypes.Object, 0);
}
}
private bool HandleComplexField(object item, DataReaderField field, object value)
{
string propertyName = null;
for (var level = 0; level <= field.NestedLevels; level++)
{
if (string.IsNullOrEmpty(propertyName))
{
propertyName = field.GetNestedName(level);
}
else
{
propertyName += "_" + field.GetNestedName(level);
}
PropertyInfo property = null;
var properties = ObjectReflectionHelper.GetProperties(item.GetType());
if (properties.TryGetValue(propertyName, out property))
{
if (level == field.NestedLevels)
{
SetPropertyValue(field, property, item, value);
return(true);
}
else
{
item = GetOrCreateInstance(item, property);
if (item == null)
{
return(false);
}
propertyName = null;
}
}
}
return(false);
}
