/**
* @param ConfigInterface $config
* @param ClassMetadataBuilder $cmBuilder
*/
protected function prepareRelations(ConfigInterface $config, ClassMetadataBuilder $cmBuilder)
{
if ($config->is('relation')) {
foreach ($config->get('relation') as $relation) {
/** @var FieldConfigId $fieldId */
if ($relation['assign'] && ($fieldId = $relation['field_id'])) {
/** @var FieldConfigId $targetFieldId */
$targetFieldId = $relation['target_field_id'];
$targetFieldName = $targetFieldId ? ExtendConfigDumper::FIELD_PREFIX . $targetFieldId->getFieldName() : null;
$fieldName = ExtendConfigDumper::FIELD_PREFIX . $fieldId->getFieldName();
$defaultName = ExtendConfigDumper::DEFAULT_PREFIX . $fieldId->getFieldName();
switch ($fieldId->getFieldType()) {
case 'manyToOne':
$builder = $cmBuilder->createManyToOne($fieldName, $relation['target_entity']);
if ($targetFieldName) {
$builder->inversedBy($targetFieldName);
}
$builder->addJoinColumn($fieldName . '_id', 'id', true, false, 'SET NULL');
$builder->cascadeDetach();
$builder->build();
break;
case 'oneToMany':
/** create 1:* */
$builder = $cmBuilder->createOneToMany($fieldName, $relation['target_entity']);
$builder->mappedBy($targetFieldName);
$builder->cascadeDetach();
$builder->build();
/** create 1:1 default */
$builder = $cmBuilder->createOneToOne($defaultName, $relation['target_entity']);
$builder->addJoinColumn($defaultName . '_id', 'id', true, false, 'SET NULL');
$builder->build();
break;
case 'manyToMany':
if ($relation['owner']) {
$builder = $cmBuilder->createManyToMany($fieldName, $relation['target_entity']);
if ($targetFieldName) {
$builder->inversedBy($targetFieldName);
}
$builder->setJoinTable(ExtendHelper::generateManyToManyJoinTableName($fieldId, $relation['target_entity']));
$builder->build();
$builder = $cmBuilder->createOneToOne($defaultName, $relation['target_entity']);
$builder->addJoinColumn($defaultName . '_id', 'id', true, false, 'SET NULL');
$builder->build();
} else {
$cmBuilder->addInverseManyToMany($fieldName, $relation['target_entity'], $targetFieldName);
}
break;
}
}
}
}
}
