internal static IEnumerable <T> AsEnumerable <T>(this IDataReader reader)
where T : DataEntity
{
var properties = DataEntityExtension.GetPropertiesFor <T>(Command.None)
.Where(property => property.CanWrite);
var dictionary = new Dictionary <int, PropertyInfo>();
for (var i = 0; i < reader.FieldCount; i++)
{
var property = properties.FirstOrDefault(p => p.GetMappedName().ToLower() == reader.GetName(i).ToLower());
if (property != null)
{
dictionary.Add(i, property);
}
}
var list = new List <T>();
while (reader.Read())
{
var obj = Activator.CreateInstance <T>();
foreach (var kvp in dictionary)
{
var value = reader.IsDBNull(kvp.Key) ? null : reader.GetValue(kvp.Key);
kvp.Value.SetValue(obj, value);
}
list.Add(obj);
}
return(list);
}
/// <summary>
/// Merges an object into an instance of <see cref="QueryGroup"/> object.
/// </summary>
/// <param name="obj">The object to be merged.</param>
/// <param name="queryGroup">The <see cref="QueryGroup"/> object to be merged.</param>
/// <returns>An instance of converted dynamic object.</returns>
internal static object AsMergedObject(this object obj, QueryGroup queryGroup)
{
var expandObject = new ExpandoObject() as IDictionary <string, object>;
var properties = DataEntityExtension.GetProperties(obj.GetType());
foreach (var property in properties)
{
expandObject[property.GetMappedName()] = property.PropertyInfo.GetValue(obj);
}
if (queryGroup != null)
{
foreach (var queryField in queryGroup.Fix().GetAllQueryFields())
{
expandObject[queryField.Parameter.Name] = queryField.Parameter.Value;
}
}
return((ExpandoObject)expandObject);
}
