feat: add follow stats endpoint (#138)

Author: peterdeme

.gitignore

@@ -9,5 +9,6 @@ Gemfile.lock
 .ruby-version
 .ruby-gemset
 .idea
+.vscode
 *.DS_Store
 .envrc

lib/stream/feed.rb

@@ -158,6 +158,19 @@ def unfollow(target_feed_slug, target_user_id, keep_history: false)
       @client.make_request(:delete, uri, auth_token, params)
     end
 
+    def follow_stats(followers_slugs = nil, following_slugs = nil)
+      uri = '/stats/follow'
+      params = {
+        followers: @id,
+        following: @id
+      }
+      params[:followers_slugs] = followers_slugs.join(',') if followers_slugs
+      params[:following_slugs] = following_slugs.join(',') if following_slugs
+      auth_token = create_jwt_token('*', 'read', '*')
+
+      @client.make_request(:get, uri, auth_token, params)
+    end
+
     private
 
     def create_jwt_token(resource, action, feed_id = nil, user_id = nil)

spec/integration_spec.rb

@@ -288,6 +288,16 @@
       expect(follower.get['results'][0]['id']).to eq response['id']
     end
 
+    example 'get followers statistics' do
+      f = @client.feed('flat', generate_uniq_feed_name)
+      f.follow('flat', generate_uniq_feed_name)
+      f.follow('flat', generate_uniq_feed_name)
+      f.follow('flat', generate_uniq_feed_name)
+      stats = f.follow_stats
+      expect(stats['results']['following']['count']).to eq 3
+      expect(stats['results']['followers']['count']).to eq 0
+    end
+
     example 'posting activity using to' do
       recipient = 'flat', 'toruby11'
       activity = {