/// <summary>
/// Gets schemas key columns values.
/// </summary>
/// <param name="parameters">Import parameters.</param>
/// <param name="importEntity">Import entity.</param>
/// <returns>Schemas key columns values.</returns>
private SchemasKeyColumnsValues GetSchemasKeyColumnsValues(
ImportParameters parameters, ImportEntity importEntity)
{
var schemasKeyColumnsValues = new SchemasKeyColumnsValues();
foreach (ImportColumn column in parameters.Columns)
{
ImportColumnValue columnValue = importEntity.FindColumnValue(column);
if (columnValue == null)
{
continue;
}
foreach (ImportColumnDestination destination in column.Destinations)
{
Guid schemaUId = destination.SchemaUId;
if (schemaUId.Equals(parameters.RootSchemaUId))
{
continue;
}
object valueForSave = ColumnsProcessor.FindValueForSave(destination, columnValue);
if (valueForSave == null)
{
continue;
}
EntitySchema schema = UserConnection.EntitySchemaManager.GetInstanceByUId(schemaUId);
EntitiesKeyColumnsValues entitiesKeyColumnsValues;
if (!schemasKeyColumnsValues.TryGetValue(schema, out entitiesKeyColumnsValues))
{
entitiesKeyColumnsValues = new EntitiesKeyColumnsValues();
schemasKeyColumnsValues.Add(schema, entitiesKeyColumnsValues);
}
int destinationIndex = destination.GetIndex();
object attributeColumnValue = destination.FindAttributeColumnValue();
string destinationKey = string.Concat(destinationIndex, attributeColumnValue);
KeyColumnsValues keyColumnsValues;
if (!entitiesKeyColumnsValues.TryGetValue(destinationKey, out keyColumnsValues))
{
keyColumnsValues = new KeyColumnsValues();
entitiesKeyColumnsValues.Add(destinationKey, keyColumnsValues);
}
keyColumnsValues.Add(destination.ColumnName, valueForSave);
string attributeColumnName = GetDestinationAttributeColumnName(destination, schema);
if (!keyColumnsValues.ContainsKey(attributeColumnName))
{
keyColumnsValues.Add(attributeColumnName, attributeColumnValue);
}
EntitySchemaColumn connectionColumn = importEntity.GetReferenceColumn(schema);
string connectionColumnName = connectionColumn.Name;
if (!keyColumnsValues.ContainsKey(connectionColumnName))
{
Guid primaryColumnValue = importEntity.PrimaryEntity.PrimaryColumnValue;
keyColumnsValues.Add(connectionColumnName, primaryColumnValue);
}
}
}
return(schemasKeyColumnsValues);
}
/// <summary>
/// Gets entity key columns names.
/// </summary>
/// <param name="destination">Import column destination.</param>
/// <param name="schema">Entity schema.</param>
/// <param name="importEntity">Import entity.</param>
/// <param name="destinationValues">Destination values.</param>
/// <returns>Entity key columns names.</returns>
private IEnumerable <string> GetEntityKeyColumnsNames(ImportColumnDestination destination, EntitySchema schema,
ImportEntity importEntity, Dictionary <ImportColumnDestination, object> destinationValues)
{
List <string> entityKeyColumnsNames = new List <string> {
GetDestinationAttributeColumnName(destination, schema)
};
EntitySchemaColumn connectionColumn = importEntity.GetReferenceColumn(schema);
entityKeyColumnsNames.Add(connectionColumn.Name);
IEnumerable <string> destinationColumnsNames = GetDestinationColumnsNames(destinationValues, destination);
entityKeyColumnsNames.AddRange(destinationColumnsNames);
return(entityKeyColumnsNames);
}
