private static void InitColumns()
{
var columnIndex = 0;
var columns = EntityType.GetProperties()
.Where(propInfo => propInfo.GetCustomAttribute <NotMappedAttribute>() == null)
.ToDictionary((propInfo) => propInfo.Name,
(propInfo) =>
{
var column = propInfo.GetCustomAttribute <ColumnAttribute>() ??
new ColumnAttribute(propInfo.Name)
{
IsPrimaryKey = String.Equals(propInfo.Name, DEFAULT_ID_NAME,
StringComparison.CurrentCultureIgnoreCase)
};
column.Property = propInfo;
if (String.IsNullOrEmpty(column.Name))
{
column.Name = propInfo.Name;
}
if (column.FieldType == null)
{
column.FieldType = Nullable.GetUnderlyingType(propInfo.PropertyType) ??
propInfo.PropertyType;
}
if (propInfo.GetMethod != null && column.GetPropertyValue == null)
{
column.GetPropertyValue = GetAccessorFactory.Create(propInfo);
}
if (!column.Ordinal.HasValue)
{
column.Ordinal = columnIndex;
}
if (column.IsPrimaryKey)
{
MetaData.PrimaryKey = column;
}
columnIndex++;
return(column);
});
MetaData.Columns = new SortedDictionary <string, ColumnAttribute>(columns);
var indexColMap = MetaData.Columns.ToDictionary((col) =>
{
if (!col.Value.Ordinal.HasValue)
{
throw new SmartSqlException(
$"Entity:{EntityType.FullName} {col.Value.Name}.Ordinal can not be null.");
}
return(col.Value.Ordinal.Value);
}, col => col.Value);
IndexColumnMaps = new SortedDictionary <int, ColumnAttribute>(indexColMap);
}