<?php
/**
 * Copyright (C) 2013-2019 Combodo SARL
 *
 * This file is part of iTop.
 *
 * iTop is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * iTop is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 */

namespace Combodo\iTop\Renderer\Bootstrap\FieldRenderer;

use Combodo\iTop\Renderer\Bootstrap\BsFormRenderer;
use Combodo\iTop\Renderer\RenderingOutput;

/**
 * Class BsSubFormFieldRenderer
 *
 * @author Guillaume Lajarige <guillaume.lajarige@combodo.com>
 */
class BsSubFormFieldRenderer extends BsFieldRenderer
{
    /**
     * @inheritDoc
     */
	public function Render()
	{
		$oOutput = new RenderingOutput();
		
		// Showing subform if there are visible fields
		if (!$this->oField->GetForm()->HasVisibleFields())
		{
			$oOutput->AddHtml('<div class="hidden">');
		}
		if (($this->oField->GetLabel() !== null) && ($this->oField->GetLabel() !== ''))
		{
			$oOutput->AddHtml('<fieldset><legend>' . $this->oField->GetLabel() . '</legend>');
		}
		$oOutput->AddHtml('<div id="fieldset_' . $this->oField->GetGlobalId() . '">');
		$oOutput->AddHtml('</div>');
		if (($this->oField->GetLabel() !== null) && ($this->oField->GetLabel() !== ''))
		{
			$oOutput->AddHtml('</fieldset>');
		}
		if (!$this->oField->GetForm()->HasVisibleFields())
		{
			$oOutput->AddHtml('</div>');
		}
		
		$oRenderer = new BsFormRenderer($this->oField->GetForm());
		$aRenderRes = $oRenderer->Render();
		$aFieldSetOptions = array(
			'fields_list' => $aRenderRes,
			'fields_impacts' => $this->oField->GetForm()->GetFieldsImpacts(),
			'form_path' => $this->oField->GetForm()->GetId()
		);
		
		$sFieldSetOptions = json_encode($aFieldSetOptions);
		$oOutput->AddJs(
<<<EOF
			$("#fieldset_{$this->oField->GetGlobalId()}").field_set($sFieldSetOptions);
			$("[data-field-id='{$this->oField->GetId()}'][data-form-path='{$this->oField->GetFormPath()}']").subform_field({field_set: $("#fieldset_{$this->oField->GetGlobalId()}")});
EOF
				);
		return $oOutput;
	}
}