adamcooper

class UserController < ActionController::Base

  def new
    @user = User.new
  end

  def create
    result = SignupUser.call(params[:user])
    if result.successful?
      redirect_to root_url, notice: "A welcome e-mail is on it's way!"

adamcooper

class TennisGame
 
  def player_one_scores
  end
 
  def player_two_scores
  end
 
  def score
    "Love All"

adamcooper

class GradeStudents
  def self.call(teacher_name, course_name, grade_list)
    course = CourseRegistry.lookup(course_name)
    teacher = TeacherRegistry.lookup(teacher_name)
    course.for_each_student do |student|
      if grade = grade_list[student.name]
        student.complete_course(course, grade)
      end
    end
  end

adamcooper

class Course

  attr_accessor :title, :location
  def initialize(params = {}); end
  def add_teacher(teacher); end
  def add_student(student); end
  def for_each_student; end

  private
  attr_accessor :teachers, :students