<?php

/**
 * This file is part of the TelegramBot package.
 *
 * (c) Avtandil Kikabidze aka LONGMAN <akalongman@gmail.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Longman\TelegramBot\Commands\AdminCommands;

use Longman\TelegramBot\Commands\AdminCommand;
use Longman\TelegramBot\Entities\Message;
use Longman\TelegramBot\Entities\ServerResponse;
use Longman\TelegramBot\Exception\TelegramException;
use Longman\TelegramBot\Request;

/**
 * Admin "/sendtoall" command
 */
class SendtoallCommand extends AdminCommand
{
    /**
     * @var string
     */
    protected $name = 'sendtoall';

    /**
     * @var string
     */
    protected $description = 'Send the message to all of the bot\'s users';

    /**
     * @var string
     */
    protected $usage = '/sendtoall <message to send>';

    /**
     * @var string
     */
    protected $version = '1.5.0';

    /**
     * @var bool
     */
    protected $need_mysql = true;

    /**
     * Execute command
     *
     * @return ServerResponse
     * @throws TelegramException
     */
    public function execute()
    {
        $text = $this->getMessage()->getText(true);

        if ($text === '') {
            return $this->replyToChat('Usage: ' . $this->getUsage());
        }

        /** @var ServerResponse[] $results */
        $results = Request::sendToActiveChats(
            'sendMessage',     //callback function to execute (see Request.php methods)
            ['text' => $text], //Param to evaluate the request
            [
                'groups'      => true,
                'supergroups' => true,
                'channels'    => false,
                'users'       => true,
            ]
        );

        if (empty($results)) {
            return $this->replyToChat('No users or chats found.');
        }

        $total  = 0;
        $failed = 0;

        $text = 'Message sent to:' . PHP_EOL;

        foreach ($results as $result) {
            $name = '';
            $type = '';
            if ($result->isOk()) {
                $status = '✔️';

                /** @var Message $message */
                $message = $result->getResult();
                $chat    = $message->getChat();
                if ($chat->isPrivateChat()) {
                    $name = $chat->getFirstName();
                    $type = 'user';
                } else {
                    $name = $chat->getTitle();
                    $type = 'chat';
                }
            } else {
                $status = '✖️';
                ++$failed;
            }
            ++$total;

            $text .= $total . ') ' . $status . ' ' . $type . ' ' . $name . PHP_EOL;
        }
        $text .= 'Delivered: ' . ($total - $failed) . '/' . $total . PHP_EOL;

        return $this->replyToChat($text);
    }
}
