<?php

namespace SilverStripe\Forms\Tests\UploadFieldTest;

use SilverStripe\Dev\TestOnly;
use SilverStripe\Forms\FieldList;
use SilverStripe\Forms\Form;
use SilverStripe\Forms\FormAction;
use SilverStripe\Forms\RequiredFields;
use SilverStripe\Forms\UploadField;
use SilverStripe\ORM\DataObject;

class UploadFieldTestForm extends Form implements TestOnly
{

	public function getRecord()
	{
		if (empty($this->record)) {
			$this->record = DataObject::get_one(TestRecord::class, '"Title" = \'Record 1\'');
		}
		return $this->record;
	}

	/** @skipUpgrade */
	function __construct($controller = null, $name = 'Form')
	{
		if (empty($controller)) {
			$controller = new TestController();
		}

		$fieldRootFolder = UploadField::create('RootFolderTest')
			->setFolderName('/');

		$fieldNoRelation = UploadField::create('NoRelationField')
			->setFolderName('UploadedFiles');

		$fieldHasOne = UploadField::create('HasOneFile')
			->setFolderName('UploadedFiles');

		$fieldHasOneExtendedFile = UploadField::create('HasOneExtendedFile')
			->setFolderName('UploadedFiles');

		$fieldHasOneMaxOne = UploadField::create('HasOneFileMaxOne')
			->setFolderName('UploadedFiles')
			->setAllowedMaxFileNumber(1);

		$fieldHasOneMaxTwo = UploadField::create('HasOneFileMaxTwo')
			->setFolderName('UploadedFiles')
			->setAllowedMaxFileNumber(2);

		$fieldHasMany = UploadField::create('HasManyFiles')
			->setFolderName('UploadedFiles');

		$fieldHasManyMaxTwo = UploadField::create('HasManyFilesMaxTwo')
			->setFolderName('UploadedFiles')
			->setAllowedMaxFileNumber(2);

		$fieldManyMany = UploadField::create('ManyManyFiles')
			->setFolderName('UploadedFiles');

		$fieldHasManyNoView = UploadField::create('HasManyNoViewFiles')
			->setFolderName('UploadedFiles');

		$fieldHasManyDisplayFolder = UploadField::create('HasManyDisplayFolder')
			->setFolderName('UploadedFiles')
			->setDisplayFolderName('UploadFieldTest');

		/** @skipUpgrade */
		$fieldReadonly = UploadField::create('ReadonlyField')
			->setFolderName('UploadedFiles')
			->performReadonlyTransformation();

		$fieldDisabled = UploadField::create('DisabledField')
			->setFolderName('UploadedFiles')
			->performDisabledTransformation();

		$fieldSubfolder = UploadField::create('SubfolderField')
			->setFolderName('UploadedFiles/subfolder1');

		$fieldCanUploadFalse = UploadField::create('CanUploadFalseField')
			->setCanUpload(false);

		$fieldCanAttachExisting = UploadField::create('CanAttachExistingFalseField')
			->setCanAttachExisting(false);

		$fieldAllowedExtensions = new UploadField('AllowedExtensionsField');
		$fieldAllowedExtensions->getValidator()->setAllowedExtensions(array('txt'));

		$fieldInvalidAllowedExtensions = new UploadField('InvalidAllowedExtensionsField');
		$fieldInvalidAllowedExtensions->getValidator()->setAllowedExtensions(array('txt', 'php'));

		$fields = new FieldList(
			$fieldRootFolder,
			$fieldNoRelation,
			$fieldHasOne,
			$fieldHasOneMaxOne,
			$fieldHasOneMaxTwo,
			$fieldHasOneExtendedFile,
			$fieldHasMany,
			$fieldHasManyMaxTwo,
			$fieldManyMany,
			$fieldHasManyNoView,
			$fieldHasManyDisplayFolder,
			$fieldReadonly,
			$fieldDisabled,
			$fieldSubfolder,
			$fieldCanUploadFalse,
			$fieldCanAttachExisting,
			$fieldAllowedExtensions,
			$fieldInvalidAllowedExtensions
		);
		$actions = new FieldList(
			new FormAction('submit')
		);
		$validator = new RequiredFields();

		parent::__construct($controller, $name, $fields, $actions, $validator);

		$this->loadDataFrom($this->getRecord());
	}

	public function submit($data, Form $form)
	{
		$record = $this->getRecord();
		$form->saveInto($record);
		$record->write();
		return json_encode($record->toMap());
	}
}