Compare location-biased autocomplete search results from Mapbox and Google Places

location_bias_queries.rb

#!/usr/bin/env ruby

##
# Compare location-biased autocomplete search results from Mapbox and Google Places
#

require 'json'
require 'net/http'

QUERIES = [
  'beer',
  'disn',
  'hospital',
  'downtown'
]

# lat,long
COORDINATES = {
  "Denver Airport": [39.849, -104.673],
  "New Orleans Jackson Square": [29.957857133560957, -90.06446474050662],
  "Bangor, ME Airport": [44.777,-68.828],
  "Shipyard Brewing Co, Portland, ME": [43.662129666625134, -70.24868070388654]
}

COORDINATES.each do |from_name, coordinates|
  puts "\n🧍  #{from_name} - #{coordinates}"

  QUERIES.each do |query|
    puts "  🔎 #{query}"

    # https://docs.mapbox.com/api/search/geocoding/#forward-geocoding
    uri = URI("https://api.mapbox.com/geocoding/v5/mapbox.places/#{query}.json")
    params = { access_token: ENV.fetch('MAPBOX_ACCESS_TOKEN'), limit: 3, proximity: coordinates.reverse.join(',') }
    uri.query = URI.encode_www_form(params)
    res = Net::HTTP.get_response(uri)
    if res.is_a?(Net::HTTPSuccess)
      puts "   Mapbox"

      JSON.parse(res.body)["features"].each_with_index do |feature, i|
        puts "    #{i + 1}. #{feature['text']} (#{feature["place_name"]})"
      end
    else
      raise res
    end

    # https://developers.google.com/maps/documentation/places/web-service/autocomplete
    uri = URI("https://maps.googleapis.com/maps/api/place/autocomplete/json")
    params = { key: ENV.fetch('GOOGLE_API_KEY'), limit: 3, input: query, locationbias: "circle:10000@#{coordinates.join(',')}" }
    uri.query = URI.encode_www_form(params)
    res = Net::HTTP.get_response(uri)
    if res.is_a?(Net::HTTPSuccess)
      puts "   Google Places Autocomplete"
      JSON.parse(res.body)["predictions"][0..2].each_with_index do |prediction, i|
        puts "    #{i + 1}. #{prediction['description']}"
      end
    else
      raise res
    end
  end
end