public IUpdateBuilderDynamic Where(string name, DataTypes parameterType, int size)
{
var propertyValue = ObjectReflectionHelper.GetPropertyValueDynamic(Data.Item, name);
Where(name, propertyValue, parameterType, size);
return(this);
}
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 void SetPropertyValue(DataReaderField field, PropertyInfo property, object item, object value)
{
try
{
if (value == DBNull.Value)
{
if (ObjectReflectionHelper.IsNullable(property))
{
value = null;
}
else
{
value = ObjectReflectionHelper.GetDefault(property.PropertyType);
}
}
else
{
var propertyType = ObjectReflectionHelper.GetPropertyType(property);
if (propertyType != field.Type)
{
if (propertyType.IsEnum)
{
if (field.Type == typeof(string))
{
value = Enum.Parse(propertyType, (string)value, true);
}
else
{
value = Enum.ToObject(propertyType, value);
}
}
else if (!ObjectReflectionHelper.IsBasicClrType(propertyType))
{
return;
}
else if (propertyType == typeof(string))
{
value = value.ToString();
}
else
{
value = Convert.ChangeType(value, property.PropertyType);
}
}
}
property.SetValue(item, value, null);
}
catch (Exception exception)
{
throw new FluentDataException("Could not map: " + property.Name, exception);
}
}
public IDbCommand Parameter(string name, object value, DataTypes parameterType = DataTypes.Object, ParameterDirection direction = ParameterDirection.Input, int size = 0)
{
if (ObjectReflectionHelper.IsList(value))
{
AddListParameterToInnerCommand(name, value);
}
else
{
AddParameterToInnerCommand(name, value, parameterType, direction, size);
}
return(this);
}
private object GetOrCreateInstance(object item, PropertyInfo property)
{
object instance = ObjectReflectionHelper.GetPropertyValue(item, property);
if (instance == null)
{
instance = _dbCommandData.Context.Data.EntityFactory.Create(property.PropertyType);
property.SetValue(item, instance, null);
}
return(instance);
}
public QueryHandler(DbCommandData data)
{
_data = data;
if (typeof(TEntity) == typeof(object) || typeof(TEntity) == typeof(ExpandoObject))
{
_typeHandler = new QueryDynamicHandler <TEntity>(data);
}
else if (typeof(TEntity) == typeof(DataTable))
{
_typeHandler = new QueryDataTableHandler <TEntity>(data);
}
else if (ObjectReflectionHelper.IsCustomEntity <TEntity>())
{
_typeHandler = new QueryCustomEntityHandler <TEntity>(data);
}
else
{
_typeHandler = new QueryScalarHandler <TEntity>(data);
}
}
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);
}
