php-telegram-bot / core

            // no break

            case 1:

                insert:

                if (($type === 'message' && $text === '') || $notes['last_message_id'] === $message->getMessageId()) {

                    $notes['state'] = 1;

                    $this->conversation->update();

                    $result = $this->replyToChat(

                        'Insert the content you want to share: text, photo, audio...',

                        ['reply_markup' => Keyboard::remove(['selective' => true])]

                    );

                    break;

                }

                $notes['last_message_id'] = $message->getMessageId();

                $notes['message']         = $message->getRawData();

                $notes['message_type']    = $type;

                $notes['last_message_id'] = $message->getMessageId();

            // no break

            case 3:

                if ($notes['set_caption'] && ($notes['last_message_id'] === $message->getMessageId() || $type !== 'message')) {

                    $notes['state'] = 3;

                    $this->conversation->update();

                    $result = $this->replyToChat(

                        'Insert caption:',

                        ['reply_markup' => Keyboard::remove(['selective' => true])]

                    );

                    break;

                }

                $notes['last_message_id'] = $message->getMessageId();

                if (isset($notes['caption'])) {

                    // If caption has already been send with the file, no need to ask for it.