class Faker::Vehicle

# File lib/faker/vehicle.rb, line 82
def car_options
  Array.new(rand(5...10)) { fetch('vehicle.car_options') }
end

# File lib/faker/vehicle.rb, line 73
def car_type
  fetch('vehicle.car_types')
end

# File lib/faker/vehicle.rb, line 53
def color
  fetch('vehicle.colors')
end

# File lib/faker/vehicle.rb, line 69
def door_count
  "#{fetch('vehicle.door_count')} #{fetch('vehicle.door')}"
end

# File lib/faker/vehicle.rb, line 61
def drive_type
  fetch('vehicle.drive_types')
end

# File lib/faker/vehicle.rb, line 77
def engine
  "#{fetch('vehicle.engine_size')} #{fetch('vehicle.cylinder_engine')}"
end

# File lib/faker/vehicle.rb, line 65
def fuel_type
  fetch('vehicle.fuel_types')
end

# File lib/faker/vehicle.rb, line 35
def make
  fetch('vehicle.makes')
end

# File lib/faker/vehicle.rb, line 44
def make_and_model
  m = make
  "#{m} #{model(m)}"
end

# File lib/faker/vehicle.rb, line 23
def manufacture
  sample(fetch_all('vehicle.manufacture')).first
end

# File lib/faker/vehicle.rb, line 27
def mileage
  rand_in_range(10_000, 90_000)
end

# File lib/faker/vehicle.rb, line 39
def model(make_of_model = '')
  return fetch("vehicle.models_by_make.#{make}") if make_of_model.empty?
  fetch("vehicle.models_by_make.#{make_of_model}")
end

# File lib/faker/vehicle.rb, line 86
def standard_specs
  Array.new(rand(5...10)) { fetch('vehicle.standard_specs') }
end

# File lib/faker/vehicle.rb, line 49
def style
  fetch('vehicle.styles')
end

# File lib/faker/vehicle.rb, line 57
def transmission
  fetch('vehicle.transmissions')
end

# File lib/faker/vehicle.rb, line 11
def vin
  _, wmi, wmi_ext = sample(fetch_all('vehicle.manufacture'))

  c = VIN_CHARS.split('').reject { |n| n == '.' }
  vehicle_identification_number = wmi.split('').concat(Array.new(14) { sample(c) })
  (12..14).to_a.each_with_index { |n, i| vehicle_identification_number[n] = wmi_ext[i] } unless wmi_ext.nil?
  vehicle_identification_number[10] = fetch('vehicle.year')
  vehicle_identification_number[8] = vin_checksum(vehicle_identification_number)

  vehicle_identification_number.join.upcase
end

# File lib/faker/vehicle.rb, line 31
def year
  rand_in_range(2005, ::Time.now.year)
end

# File lib/faker/vehicle.rb, line 92
def calculate_vin_weight(character, idx)
  (VIN_CHARS.index(character) % 10) * VIN_MAP.index(VIN_WEIGHTS[idx])
end

# File lib/faker/vehicle.rb, line 96
def vin_checksum(vehicle_identification_number)
  VIN_MAP[vehicle_identification_number.each_with_index.map(&method(:calculate_vin_weight)).inject(:+) % 11]
end