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<?php
namespace dominus77\sweetalert2;
use Yii;
use yii\bootstrap\Widget;
use yii\helpers\Json;
use yii\helpers\ArrayHelper;
use dominus77\sweetalert2\assets\SweetAlert2Asset;
use dominus77\sweetalert2\assets\AnimateCssAsset;
/**
* Alert widget renders a message from session flash or custom messages.
* @see https://sweetalert2.github.io/
* @package dominus77\sweetalert2
*/
class Alert extends Widget
{
// Modal Type
const TYPE_INFO = 'info';
const TYPE_ERROR = 'error';
const TYPE_SUCCESS = 'success';
const TYPE_WARNING = 'warning';
const TYPE_QUESTION = 'question';
// Input Type
const INPUT_TYPE_TEXT = 'text';
const INPUT_TYPE_EMAIL = 'email';
const INPUT_TYPE_PASSWORD = 'password';
const INPUT_TYPE_NUMBER = 'number';
const INPUT_TYPE_RANGE = 'range';
const INPUT_TYPE_TEXTAREA = 'textarea';
const INPUT_TYPE_SELECT = 'select';
const INPUT_TYPE_RADIO = 'radio';
const INPUT_TYPE_CHECKBOX = 'checkbox';
const INPUT_TYPE_FILE = 'file';
/**
* All the flash messages stored for the session are displayed and removed from the session
* Defaults to false.
* @var bool
*/
public $useSessionFlash = false;
/**
* @var string alert callback
*/
public $callback = 'function() {}';
/**
* @inheritdoc
*/
public function init()
{
parent::init();
SweetAlert2Asset::register($this->view);
}
/**
* @param array $steps
*/
public function initFlashWidget($steps = [])
{
if (!empty($steps)) {
if (isset($steps[0]['text']) && !is_array($steps[0]['text'])) {
$this->initSwalQueue($steps);
} else {
$this->processFlashWidget($steps);
}
}
}
/**
* @param array $steps
*/
public function initSwalQueue($steps = [])
{
$view = $this->getView();
$js = "swal.queue(" . Json::encode($steps) . ");";
$this->view->registerJs($js, $view::POS_END);
}
/**
* @param string $options
* @param string $callback
*/
public function initSwal($options = '', $callback = '')
{
$view = $this->getView();
$js = "swal({$options}).then({$callback}).catch(swal.noop);";
$this->view->registerJs($js, $view::POS_END);
}
/**
* @inheritdoc
*/
public function run()
{
if ($session = $this->getSession()) {
$this->initFlashWidget($this->processFlashSession($session));
} else {
$this->initSwal($this->getOptions(), $this->callback);
}
}
/**
* @param $session bool|mixed|\yii\web\Session
* @return array
*/
public function processFlashSession($session)
{
$flashes = $session->getAllFlashes();
$steps = [];
foreach ($flashes as $type => $data) {
$data = (array)$data;
foreach ($data as $message) {
array_push($steps, ['type' => $type, 'text' => $message]);
}
$session->removeFlash($type);
}
return $steps;
}
/**
* @param array $steps
*/
public function processFlashWidget($steps = [])
{
$params = [];
if ($params['options'] = $steps[0]['text']) {
$params['options']['type'] = isset($params['options']['type']) ? $params['options']['type'] : $steps[0]['type'];
$params['callback'] = isset($steps[1]['text']['callback']) ? $steps[1]['text']['callback'] : $this->callback;
$this->options = $params['options'];
$this->callback = $params['callback'];
$this->initSwal($this->getOptions(), $this->callback);
}
}
/**
* Get widget options
*
* @return string
*/
public function getOptions()
{
if (isset($this->options['id']))
unset($this->options['id']);
$this->registerAnimateCss();
if (ArrayHelper::isIndexed($this->options)) {
$str = '';
foreach ($this->options as $value) {
$str .= '"' . $value . '",';
}
return chop($str, ' ,');
}
return Json::encode($this->options);
}
/**
* Add support Animate.css
* @see https://daneden.github.io/animate.css/
*/
public function registerAnimateCss()
{
if (isset($this->options['animation']) && $this->options['animation'] === false) {
if (isset($this->options['customClass'])) {
AnimateCssAsset::register($this->view);
}
}
}
/**
* @return bool|mixed|\yii\web\Session
*/
private function getSession()
{
return $this->useSessionFlash ? Yii::$app->session : false;
}
}