132-insert-course

public Id insertCourse(String name, String details, Integer credits) {
    // code here
    apxio__Course__c c = new apxio__Course__c();
    Boolean bool = true;
    c.Name = name;
    c.apxio__Course_Details__c = details;
    switch on credits{
        when 1,2,3,4{
            c.apxio__Credits__c = String.valueof(credits);        
        }
        when else{
            bool = false;
    
        }
    }
    if (bool){
        insert c;
    return c.Id;
    }
    return null;
    
}