class ChatScreenPresenter {
    function formatChatMessage(message) {
        return `${message.sender}:  ${message.content}`;
    }

    //  ... more functions to format chat screen components
}

class CustomerDetailsScreenPresenter {
    function formatCustomerAddress(address) {
        return `${address.street}, ${address.city}, ${address.country}`;
    }

    //  ... more functions to format customer details screen components
}

class StringCleaner {
    function cleanEmptySpaces(stringToClean) {
        return stringToClean.replace(' ', '');
    }

    //  ... more functions to clean strings
    //
    //  For example:
    //  function cleanSpecialSigns(stringToClean)
    //  function cleanEmojis(stringToClean)
}