flights.rb

rat_boy.rb

require 'date'
require 'active_support/core_ext/object/to_query'
require "active_support/core_ext/numeric/time"
require 'launchy'

flights = [
  {from: 'SYD', to: 'LAX', date: Date.new(2022,12,9), delta: (0..2)},
  {from: 'LAX', to: 'NAN', date: Date.new(2023,02,2), delta: (0..2)},
  {from: 'NAN', to: 'SYD', date: Date.new(2023,02,7), delta: (0..2)}
]

def skyscanner_url(flights)
  base_url = "https://www.skyscanner.net/transport/d/%{multi}?adults=1&adultsv2=1&cabinclass=economy&children=0&childrenv2=&infants=0&ref=home"
  #syd/2022-12-08/mdea/mdea/2023-02-02/lax/lax/2023-02-10/syd/
  multi = flights.map do |flight|
    "#{flight[:from]}/#{flight[:date].strftime("%Y-%m-%d")}/#{flight[:to]}"
  end.join('/')
  url = base_url % { multi: } 
end

def build_flights(flights)
  flights.map do |flight|
    flight[:delta].map do |delta|
      flight.clone.tap do |f|
        f[:date] += delta.day
      end
    end
  end
end

flights_routes = build_flights(flights)
result = flights_routes.shift
flights_routes.each do |flights| 
  result = result.product(flights)
end

puts "Flights: #{result.count}"
result.each_with_index do |route, index|
  puts index
  url = skyscanner_url(route.flatten) 
  Launchy.open url 
  sleep(15)
end

https://www.youtube.com/watch?v=M2MHMxvydbA