vehicle.rb

# module Vehicle

#   attr_reader :color, :wheels, :num_seats
#   attr_accessor :status

#   def post_initialize(args)
#     @color = args[:color]
#     @wheels = args[:wheels]
#     @status = :stopped
#     @num_seats = args[:num_seats]
#   end

#   def drive
#     self.status = :driving
#   end

#   def brake
#     self.status = :stopped    
#   end

#   def needs_gas?
#     return [true,true,false].sample
#   end

# end


# class Car
#   include Vehicle
#   def initialize(args)
#     # puts "Car:initialize -- #{args[:color]}"
#     post_initialize(args)
#   end
# end


# class Bus
#   include Vehicle

#   attr_accessor :passengers
#   attr_reader :fare
#   def initialize(args)
#     post_initialize(args)
#     @fare = args[:fare]
#     @passengers=[]
#   end

#   def drive
#     return self.brake if stop_requested?
#     self.status = :driving
#   end

#   def admit_passenger(passenger,money)
#     self.passengers << passenger if money > self.fare
#   end

#   def stop_requested?
#     return [true,false].sample
#   end

#   def needs_gas?
#     return [true,true,true,false].sample
#   end


# end


# class Motorbike

#   include Vehicle
  
#   attr_accessor :speed
#   def initialize(args)
#     post_initialize(args)
#   end

#   def drive
#     self.status = :driving
#     self.speed = :fast
#   end

#   def weave_through_traffic
#     self.status = :driving_like_a_crazy_person
#   end

#   def needs_gas?
#     false
#   end

#   def wheelie
#     "Motobike Wheeelie!!!"
#   end


# end

# puts '*'*25
# puts "VEHICLE WITH MODULES"
# puts '*'*25
# puts ""
# puts "Car"
# car_hash = Hash[:color, 'blue', :wheels, 4, :num_seats, 5]
# car1 = Car.new(car_hash)
# p "Color: #{car1.color}"
# p "Wheels: #{car1.wheels}"
# p "Status: #{car1.status}"
# p car1.drive == :driving
# p car1.brake == :stopped
# p car1.needs_gas?


# puts '-'*20 
# puts ""

# puts "Bus"
# bus_hash = Hash[:color, 'white', :wheels, 4, :num_seats, 50, :fare, 5]
# bus1 = Bus.new(bus_hash)
# p "color: #{bus1.color}"
# p "Wheels: #{bus1.wheels}"
# p "Num Seats: #{bus1.num_seats}"
# p "Fare: #{bus1.fare}"
# p "Status: #{bus1.status}"

# p bus1.drive
# p bus1.status == :driving
# # p car1.status
# p bus1.brake
# p bus1.status == :stopped  
# p bus1.admit_passenger('Navid', 6).first == 'Navid'
# p bus1.stop_requested?
# p bus1.needs_gas?

# puts '-'*20 
# puts ""

# puts "Motobike"
# motobike = Hash[:color, 'black', :wheels, 2, :num_seats, 1]
# moto_bike1 = Motorbike.new(motobike)

# p "color: #{moto_bike1.color}"
# p "Wheels: #{moto_bike1.wheels}"
# p "Num Seats: #{moto_bike1.num_seats}"
# p "Status: #{moto_bike1.status}"
# p moto_bike1.drive
# p moto_bike1.status == :driving
# p moto_bike1.brake
# p moto_bike1.status == :stopped   
# p moto_bike1.needs_gas?
# p moto_bike1.weave_through_traffic == :driving_like_a_crazy_person
# p moto_bike1.wheelie

# puts ""


class Vehicle

  attr_reader :color, :wheels, :num_seats
  attr_accessor :status
  def initialize(args)
    @color = args[:color]
    @wheels = args[:wheels]
    @status = :stopped
    @num_seats = args[:num_seats]
  end

  def post_initialize(args)
  end

  def drive
    self.status = :driving
  end

  def brake
    self.status = :stopped    
  end

  def needs_gas?
    return [true,true,false].sample
  end

end


class Car < Vehicle
  def initialize(args)
    super
    post_initialize
  end
end

class Bus < Vehicle
  attr_accessor :passengers
  attr_reader :fare
  def initialize(args)
    super
    @fare = args[:fare]
    @passengers=[]
  end

  def drive
    return self.brake if stop_requested?
    self.status = :driving
  end

  def admit_passenger(passenger,money)
    self.passengers << self.passenger if money > self.fare
  end

  def stop_requested?
    return [true,false].sample
  end

  def needs_gas?
    return [true,true,true,false].sample
  end


end


class Motorbike < Vehicle

  attr_accessor :speed
  def initialize(args)
    super
  end

  def drive
    self.status = :driving
    self.speed = :fast
  end

  def weave_through_traffic
    self.status = :driving_like_a_crazy_person
  end

  def needs_gas?
    false
  end

  def wheelie
    "Motobike Wheeelie!!!"
  end


end

puts '*'*25
puts "VEHICLE WITH INHERITANCE"
puts '*'*25
puts ""
puts "Car"
car_hash = Hash[:color, 'blue', :wheels, 4, :num_seats, 5]
car1 = Car.new(car_hash)
p "Color: #{car1.color}"
p "Wheels: #{car1.wheels}"
p "Status: #{car1.status}"
p car1.drive == :driving
p car1.brake == :stopped
p car1.needs_gas?


puts '-'*20 
puts ""

puts "Bus"
bus_hash = Hash[:color, 'white', :wheels, 4, :num_seats, 50, :fare, 5]
bus1 = Bus.new(bus_hash)
p "color: #{bus1.color}"
p "Wheels: #{bus1.wheels}"
p "Num Seats: #{bus1.num_seats}"
p "Fare: #{bus1.fare}"
p "Status: #{bus1.status}"

p bus1.drive
p bus1.status == :driving
# p car1.status
p bus1.brake
p bus1.status == :stopped  
p bus1.admit_passenger('Navid', 6).first == 'Navid'
p bus1.stop_requested?
p bus1.needs_gas?

puts '-'*20 
puts ""

puts "Motobike"
motobike = Hash[:color, 'black', :wheels, 2, :num_seats, 1]
moto_bike1 = Motorbike.new(motobike)

p "color: #{moto_bike1.color}"
p "Wheels: #{moto_bike1.wheels}"
p "Num Seats: #{moto_bike1.num_seats}"
p "Status: #{moto_bike1.status}"
p moto_bike1.drive
p moto_bike1.status == :driving
p moto_bike1.brake
p moto_bike1.status == :stopped   
p moto_bike1.needs_gas?
p moto_bike1.weave_through_traffic == :driving_like_a_crazy_person
p moto_bike1.wheelie

puts ""