w1d3

State Info

$states = {
  OR: 'Oregon',
  FL: 'Florida',
  CA: 'California',
  NY: 'New York',
  MI: 'Michigan'
}

#1. adding new states to state hash
$states[:TX] = 'Texas'
$states[:KY] = 'Kentucky'

#2. major cities array nested within state hash
$cities = { 
  OR: [
    'Portland', 
    'Salem'
  ],
  FL: [
    'Miami', 
    'Tampa'
  ],
  CA: [
    'Los Angeles', 
    'San Diego'
  ]
}

#3. a little description for each state
def describe_state(state_code)
  puts "#{state_code} is for #{$states[state_code]}"
  puts "It has two major cities: #{$cities[state_code]}"
end

#4. adding taxes hash
$taxes = {
  OR: 10.0,
  FL: 5.0,
  CA: 35.0
} 
#5. calculating tax method
def calculate_tax(state_code, dollars)
  #determines tax rate to use
  tax_rate = $taxes[state_code]
  #calculates tax based on the dollar amount and rate
  tax_amount = dollars * (tax_rate / 100)
  #returns the tax amount rounded to 2 decimal places
  tax_amount.round(2)
end

#6. take city name, return state the city is in
def find_state_for_city(city_name)
  # Return the state code for where that city is located
  $cities.each do |state, city|
    return state.to_s if city.include?(city_name)
  end
end
 
puts $states.inspect
puts $cities.inspect
puts describe_state(:OR)
puts calculate_tax(:OR, 124.68).inspect
puts find_state_for_city("Miami").inspect