function buildLeftToGoInClass({ data }) {

    function buildNotification({ data: }) {
        const leftToGo = getLeftToGoInClass(data.classNumber)
        const className = getClassNameFromClassNumber(data.classNumber)
        return {
            title: `There are ${leftToGo} left to go in ${className}`
        }
    }

    function startWatch() {
        watchClass({number: data.classNumber}, )
    }

    return {
        buildNotification,

    }
}