Ports - Laneia

# Rideshare Program

drivers = [
  {driver_id: "DR0001",
   trips: [
    {cost: 5,
     rider: "RD0003",
     rating: 3},
    {cost: 30,
     rider: "RD0015",
     rating: 4},
    {cost: 45,
     rider: "RD0003",
     rating: 2},
  ]},
  {driver_id: "DR0002",
   trips: [
    {cost: 25,
     rider: "RD0073",
     rating: 5},
    {cost: 15,
     rider: "RD0013",
     rating: 1},
    {cost: 35,
     rider: "RD0066",
     rating: 3},
  ]},
  {driver_id: "DR0003",
   trips: [
    {cost: 5,
     rider: "RD0066",
     rating: 5},
    {cost: 50,
     rider: "RD0003",
     rating: 2},
  ]},
  {driver_id: "DR0004",
   trips: [
    {cost: 5,
     rider: "RD0022",
     rating: 5},
    {cost: 10,
     rider: "RD0022",
     rating: 4},
    {cost: 20,
     rider: "RD0073",
     rating: 5},
  ]},
]

def ride_sum(drivers, array, units)
  ids = drivers.map do |driver|
    driver[:driver_id]
  end
  return ids.zip(array).map do |pair|
           puts "#{pair[0]}: #{pair[1]} #{units}"
         end
end

def num_rides(drivers)
  return drivers.map do |driver|
           driver[:trips].length
         end
end

puts "\nNumber of rides per driver: "
ride_sum(drivers, num_rides(drivers), "rides")

def money(drivers)
  return drivers.map do |driver|
           driver[:trips].sum do |trip|
             trip[:cost]
           end
         end
end

puts "\nMoney made per driver: "
ride_sum(drivers, money(drivers), "dollars")

def ratings(drivers)
  return drivers.map do |driver|
           total_rating = driver[:trips].sum do |trip|
             trip[:rating]
           end
           (total_rating * 1.0 / driver[:trips].length).round(2)
         end
end

puts "\nAverage rating per driver: "
ride_sum(drivers, ratings(drivers), "out of 5 stars")

def most_money(drivers)
  drivers_by_money = drivers.sort_by do |driver|
    -driver[:total_money]
  end
  return drivers_by_money.first[:driver_id]
end

def best_rate(drivers)
  drivers_by_rating = drivers.sort_by do |driver|
    -driver[:average_rating]
  end
  return drivers_by_rating.first[:driver_id]
end

i = 0
drivers.each do |driver|
  driver[:total_money] = money(drivers)[i]
  driver[:average_rating] = ratings(drivers)[i]
  i += 1
end

puts "\nDriver who made the most money: "
puts most_money(drivers)

puts "\nHighest rated driver: "
puts best_rate(drivers)