Split CommentsParser on 2 classes

2232/3/helpers/article_parser.rb

@@ -1,4 +1,5 @@
 require_relative 'comments_parser'
+require_relative 'comments_analyzer'
 
 class ArticleParser
   attr_reader :link
@@ -16,7 +17,8 @@ def rating
   end
 
   def comments
-    @comments ||= CommentsParser.new(page, link).call
+    untreated_comments = CommentsParser.new(page, link).comments
+    @comments ||= CommentsAnalyzer.new(untreated_comments).analyze
   end
 
   private

2232/3/helpers/comments_analyzer.rb

@@ -0,0 +1,26 @@
+require_relative 'sentiment_parser'
+require_relative 'comment_storage'
+
+class CommentsAnalyzer
+  def initialize(comments)
+    @comments = comments
+  end
+
+  def analyze
+    sentiments.map do |sentiment|
+      author_text = @comments[sentiment['id'].to_i]
+      CommentStorage.new(author_text[0], author_text[1], rating_recount(sentiment['score']))
+    end
+  end
+
+  private
+
+  # transfer rating from natural range to integer
+  def rating_recount(score)
+    (score * 200 - 100).to_i
+  end
+
+  def sentiments
+    SentimentParser.new(@comments).call
+  end
+end

2232/3/helpers/comments_parser.rb

@@ -1,6 +1,3 @@
-require_relative 'sentiment_parser'
-require_relative 'comment_storage'
-
 class CommentsParser
   LIMIT_COMMENTS = 50
 
@@ -9,29 +6,18 @@ def initialize(page, link)
     @link = link
   end
 
-  def call
-    sentiments.map do |sentiment|
-      author_text = comments[sentiment['id'].to_i]
-      CommentStorage.new(author_text[0], author_text[1], (sentiment['score'] * 200 - 100).to_i)
-    end
+  def comments
+    @comments ||= response.map { |comment| [comment['author']['name'], comment['text'].tr("\n", ' ')] }
   end
 
   private
 
-  def sentiments
-    SentimentParser.new(comments).call
-  end
-
   def api_link
     number = @page.css('.news_view_count').attr('news_id').value
     category = @link.split('https://').last.split('.').first
     "https://comments.api.onliner.by/news/#{category}.post/#{number}/comments?limit=9999"
   end
 
-  def comments
-    @comments ||= response.map { |comment| [comment['author']['name'], comment['text'].tr("\n", ' ')] }
-  end
-
   def rate(comment)
     comment['marks']['likes'] + comment['marks']['dislikes']
   end