CSV return

Gemfile.lock

@@ -0,0 +1,38 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    ansi (1.5.0)
+    awesome_print (1.8.0)
+    builder (3.2.4)
+    coderay (1.1.3)
+    method_source (1.0.0)
+    minitest (5.14.2)
+    minitest-reporters (1.4.2)
+      ansi
+      builder
+      minitest (>= 5.0)
+      ruby-progressbar
+    minitest-skip (0.0.3)
+      minitest (~> 5.0)
+    minitest-spec (0.0.2.1)
+      minitest (>= 3.0)
+    pry (0.13.1)
+      coderay (~> 1.1)
+      method_source (~> 1.0)
+    rake (13.0.1)
+    ruby-progressbar (1.10.1)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  awesome_print
+  minitest
+  minitest-reporters
+  minitest-skip
+  minitest-spec
+  pry
+  rake
+
+BUNDLED WITH
+   2.1.4

driver.rb

@@ -0,0 +1,12 @@
+require_relative './lib/csv_practice'
+require 'awesome_print'
+OLYMPIC_DATA_FILENAME = 'data/athlete_events.csv'
+olympic_athletes = get_all_olympic_athletes(OLYMPIC_DATA_FILENAME)
+# ap olympic_athletes
+
+# MEDAL_TOTALS_FILENAME = 'data/medal_totals.csv'
+# team_medals = total_medals_per_team(olympic_athletes)
+# ap team_medals
+
+tall_ppl = tall_ppl_per_country(olympic_athletes)
+ap tall_ppl

lib/csv_practice.rb

@@ -1,13 +1,53 @@
 require 'csv'
 require 'awesome_print'
 
-def get_all_olympic_athletes(filename)
 
+
+def get_all_olympic_athletes(filename)
+  rows = CSV.read(filename, headers: true)
+  required_fields = %w[ID Name Height Team Year City Sport Event Medal]
+  rows.map do |line|
+    # {"ID" => line["ID"]}
+    athlete = {}
+    required_fields.each do |field_name|
+      athlete[field_name] = line[field_name]
+    end
+    athlete
+  end
 end
 
-def total_medals_per_team(olympic_data)
 
+def total_medals_per_team(olympic_data)
+  total_medals_hash = {}
+  medals_options = %w(Gold Silver Bronze)
+  olympic_data.each do |athlete|
+    if medals_options.include?(athlete["Medal"])
+      if total_medals_hash[athlete["Team"]]
+        total_medals_hash[athlete["Team"]] += 1
+      else
+        total_medals_hash[athlete["Team"]] = 1
+      end
+    end
+  end
+  return total_medals_hash
 end
 
-def get_all_gold_medalists(olympic_data)
+
+def tall_ppl_per_country(olympic_data)
+  tall_ppl_hash = Hash.new(0)
+  olympic_data.each do |athlete|
+    if athlete["Height"].to_i > 180
+      tall_ppl_hash[athlete["Team"]] += 1
+    end
+  end
+  ap tall_ppl_hash.sort_by { |key, value| value}.to_h
 end
+
+# def get_all_gold_medalists(olympic_data)
+# end
+
+# Random personal reminders/notes:
+# return boots you.
+# How does it know that its
+# delete_if { |k, v| k == delete}
+# # /Users/ada/Documents/ada_exercises/csv-practice/data/athlete_events.csv

test/csv_practice_test.rb

@@ -92,33 +92,33 @@
     end
   end
 
-  xdescribe 'get_all_gold_medalists' do
-    
-    it 'returns an array of gold medalists' do
-      # Arrange
-      data = get_all_olympic_athletes(OLYMPIC_DATA_FILENAME)
-
-      # Act
-      all_gold_medalists = get_all_gold_medalists(data)
-
-      # Assert
-      expect(all_gold_medalists).must_be_instance_of Array
-      all_gold_medalists.each do |medalist|
-        expect(medalist).must_be_instance_of Hash
-        expect(medalist['Medal']).must_equal "Gold"
-      end
-    end
-
-    it 'has the correct number of gold medalists' do
-      # Arrange
-      data = get_all_olympic_athletes(OLYMPIC_DATA_FILENAME)
-
-      # Act
-      all_gold_medalists = get_all_gold_medalists(data)
-
-      # Assert
-      expect(all_gold_medalists.length).must_equal 2344
-    end
-  end
+  # describe 'get_all_gold_medalists' do
+  #
+  #   it 'returns an array of gold medalists' do
+  #     # Arrange
+  #     data = get_all_olympic_athletes(OLYMPIC_DATA_FILENAME)
+  #
+  #     # Act
+  #     all_gold_medalists = get_all_gold_medalists(data)
+  #
+  #     # Assert
+  #     expect(all_gold_medalists).must_be_instance_of Array
+  #     all_gold_medalists.each do |medalist|
+  #       expect(medalist).must_be_instance_of Hash
+  #       expect(medalist['Medal']).must_equal "Gold"
+  #     end
+  #   end
+  #
+  #   it 'has the correct number of gold medalists' do
+  #     # Arrange
+  #     data = get_all_olympic_athletes(OLYMPIC_DATA_FILENAME)
+  #
+  #     # Act
+  #     all_gold_medalists = get_all_gold_medalists(data)
+  #
+  #     # Assert
+  #     expect(all_gold_medalists.length).must_equal 2344
+  #   end
+  # end
 
 end