lib/attractor/calculator.rb in attractor-0.1.2 vs lib/attractor/calculator.rb in attractor-0.2.0

@@ -1,61 +1,36 @@
 # frozen_string_literal: true
 
 require 'churn/calculator'
 require 'csv'
 require 'date'
-require 'descriptive_statistics/safe'
 require 'flog'
-require 'fileutils'
-require 'tilt'
+require 'listen'
 
 require 'attractor/value'
 
 module Attractor
   # calculates churn and complexity
   class Calculator
-    def self.calculate(file_extension: 'rb', minimum_churn_count: 3, file_prefix: '')
+    def initialize(file_prefix: '')
+      @file_prefix = file_prefix
+      @file_extension = 'rb'
+      @minimum_churn_count = 3
+    end
+
+    def calculate
       churn = ::Churn::ChurnCalculator.new(
-        file_extension: file_extension,
-        file_prefix: file_prefix,
-        minimum_churn_count: minimum_churn_count,
+        file_extension: @file_extension,
+        file_prefix: @file_prefix,
+        minimum_churn_count: @minimum_churn_count,
         start_date: Date.today - 365 * 5
       ).report(false)
 
       churn[:churn][:changes].map do |change|
         flogger = Flog.new(all: true)
         flogger.flog(change[:file_path])
         complexity = flogger.total_score
         Value.new(file_path: change[:file_path], churn: change[:times_changed], complexity: complexity)
       end
-    end
-
-    def self.output_console(file_prefix: '')
-      values = calculate(file_prefix: file_prefix)
-      puts values.map(&:to_s)
-    end
-
-    def self.report(format: 'html', file_prefix: '')
-      @values = calculate(file_prefix: file_prefix)
-
-      @suggestions = get_suggestions(@values)
-
-      template = Tilt.new(File.expand_path('../templates/index.html.erb', __dir__))
-      output = template.render self
-
-      FileUtils.mkdir_p './attractor_output'
-
-      case format
-      when 'html'
-        File.open('./attractor_output/index.html', 'w') { |file| file.write(output) }
-      end
-    end
-
-    def self.get_suggestions(values)
-      products = values.map { |val| val.churn * val.complexity }
-      products.extend(DescriptiveStatistics)
-      top_95_quantile = products.percentile(95)
-
-      values.select { |val| val.churn * val.complexity > top_95_quantile }
     end
   end
 end