state_info.rb

require "pry-byebug"
@states = {
  OR: ['Oregon',['Salem', 'Portland']],
  FL: ['Florida',['Tallahassee','Jacksonville']],
  CA: ['California',['Sacramento','Los Angeles']],
  NY: ['New York',['Albany','New York']],
  MI: ['Michigan',['Lansing', 'Detroit']],
  WA: ['Wahsington',['Olympia','Seattle']],
  IN: ['Indiana',['Boise']]
}
@taxes = {
  OR: 7.5,
  FL: 8.5,
  CA: 9.5,
  NY: 10,
  MI: 7.3,
  WA: 7.1,
  IN: 8.2
}

def describe_state(state)
  city = @states[state.to_sym][1].inject("") do |result, a|
    result + a + " "
  end
  "#{state} is for #{@states[state.to_sym][0]}. It has #{@states[state.to_sym][1].length} major #{@states[state.to_sym][1].length > 1 ? "cities" : "city"}: #{city}"
end

def calculate_tax(state, price)

  @taxes[state.to_sym] ? tax = @taxes[state.to_sym] : (return "no state found")
  price += price * (tax) / 100
  price.round(2)
end

def find_state_for_city (city)
  result = @states.select do |key,value|
    #binding.pry
    @states[key][1].include?(city)
  end
  result.keys[0]
end

puts describe_state(:CA)
puts describe_state('FL')
puts describe_state('OR')
puts describe_state('IN')
puts calculate_tax('CA',12.99)
puts calculate_tax('TEST',12.99)
puts find_state_for_city('Seattle')