def self.select_by(sport)
    all.select do |object|
        ATTRIBUTES.any? { |attr| object.public_send(attr).include?(sport) }
    end
end

def self.football
    select_by("Football")
end

def self.baseball
    select_by("Baseball")
end

def self.college_basketball
    select_by("College Basketball")
end

def self.nba_basketball
    select_by("NBA")
end

def user_input

input = nil
input = gets.strip.downcase

case input

when  "football"
    info = SportsToday::Schedule.football
    show_info(info)

when "baseball"
    info = SportsToday::Schedule.baseball
    show_info(info)
    post_search_options

when "college basketball"
    info = SportsToday::Schedule.college_basketball
    show_info(info)
    post_search_options


when "nba basketball"
    info = SportsToday::Schedule.nba_basketball
    show_info(info)
    post_search_options

def show_info(info)
info.collect {|info|
    puts""
    puts""
    puts "nEvent: #{info.sport}"
    puts "nTime: #{info.time}"
    puts "nDescription: #{info.description}"
    puts "nMatchup: #{info.matchup}"
    puts ""
    puts ""
}
end