added query for google directions

examples/Google Directions.md

@@ -0,0 +1,35 @@
+# Google Directions With Ruby
+
+Returns directions between two points from Google Maps. [Outscraper API](https://app.outscraper.cloud/api-docs#tag/Google/paths/~1maps~1directions/get).
+
+## Installation
+
+Install the gem and add to the application's Gemfile by executing:
+```bash
+bundle add outscraper
+```
+
+If bundler is not being used to manage dependencies, install the gem by executing:
+```bash
+gem install outscraper
+```
+
+[Link to the Ruby package page](https://rubygems.org/gems/outscraper)
+
+## Initialization
+```ruby
+require 'Outscraper'
+
+client = Outscraper::Client.new('SECRET_API_KEY')
+```
+[Link to the profile page to create the API key](https://app.outscraper.com/profile)
+
+## Usage
+
+```ruby
+# Returns directions:
+results = client.google_maps_directions([
+    ['29.696596,76.994928', '30.715966244353,76.8053887016268'],
+    ['29.696596,76.994928', '30.723065,76.770169']
+])
+```

lib/outscraper.rb

@@ -9,6 +9,8 @@ class Client
     include HTTParty
     base_uri 'https://api.app.outscraper.com'
 
+    QUERY_DELIMITER = '    '
+
     def initialize(api_key)
       self.class.headers 'X-API-KEY' => api_key, 'Accept-Encoding' => 'utf-8'
     end
@@ -63,8 +65,7 @@ def google_maps_search_v3(query, limit: 20, language: 'en', region: nil, skip: 0
 
     def google_maps_directions(origin: '', destination: '', departure_time: nil, finish_time: nil, interval: nil, travel_mode: 'best', language: 'en', region: nil, fields: nil, async_request: true)
       response = self.class.get('/maps/directions', query: {
-        origin: Array(origin),
-        destination: Array(destination),
+        queries: format_queries(queries),
         departure_time: departure_time,
         finish_time: finish_time,
         interval: interval,
@@ -352,5 +353,16 @@ def yellowpages_search(query, location: 'New York, NY', limit: 100, region: nil,
         webhook: webhook
       }).parsed_response['data']
     end
+
+    private
+
+    def format_queries(queries)
+      queries = Array(queries)
+      if queries.all? { |i| i.is_a?(Array) }
+        queries.map { |pair| pair.join(QUERY_DELIMITER) }
+      else
+        queries
+      end
+    end
   end
 end