/**
* Checks if the input request is doable
*
* @param array $fields
* @param $moduleId
*
* @return true|MessageBag
*/
private function validateNewFields(array $fields = array(), $moduleId)
{
$customBag = new MessageBag();
// Main bag
$validatorBags = array();
// Bags of different validators
$takenColumnNames = array();
// Column names that already exist
// Check if column name already exists
$tmpField = new Field();
$rules = array_merge($tmpField->getRules(), array('column_name' => 'unique:fields,column_name,NULL,id,module_id,' . $moduleId));
// Go through all fields and validate them
foreach ($fields as $field) {
$photonField = new Field($field);
$formField = FieldFactory::make($photonField);
$formField->setRow($field);
$validated = $formField->validate();
if ($validated instanceof MessageBag) {
$validatorBags[] = $validated;
}
/* @var $validator \Illuminate\Validation\Validator */
$validator = \Validator::make($field, $rules);
if ($validator->fails()) {
$validatorBags[] = $validator->getMessageBag();
}
if (in_array($field['column_name'], $takenColumnNames)) {
$customBag->add('new_field', 'Column name `' . $field['column_name'] . '` cannot be assigned to multiple fields');
}
$takenColumnNames[] = $field['column_name'];
}
// Merge all bags
/* @var $bag MessageBag */
foreach ($validatorBags as $bag) {
$customBag->merge($bag->getMessages());
}
// Return the bag if there are no errors, otherwise return true
return $customBag->isEmpty() ? true : $customBag;
}
