<?php

namespace Drupal\dds\Ajax;

use Drupal\Core\Ajax\CommandInterface;

class SpinnerCommand implements CommandInterface {

    protected $commands = ['show' => 'showSpinner', 'hide' => 'hideSpinner'];

    private $selector;

    private $command;

    public function __construct($selector, $command) {
        $this->selector = $selector;
        $this->command = (isset($this->commands[$command]) ? $this->commands[$command] : '');
    }

    public function render() {
        $spinner_template = [
            '#theme' => 'dds_spinner',
        ];

        return [
            'command' => $this->command,
            'selector' => $this->selector,
            'template' => render($spinner_template),
        ];
    }
}