Class: ReviewReport

Inherits:
Object
  • Object
show all
Defined in:
lib/github_repo_statistics/review_report.rb

Instance Method Summary collapse

Constructor Details

#initialize(token:, repo:, branch:, duration:) ⇒ ReviewReport

Returns a new instance of ReviewReport.



7
8
9
10
11
12
 
# File 'lib/github_repo_statistics/review_report.rb', line 7

def initialize(token:, repo:, branch:, duration:)
  @token = token
  @repo = repo
  @branch = branch
  @duration_in_days = duration
end

Instance Method Details

#percentile(array, percentile) ⇒ Object 



14
15
16
17
18
19
20
21
 
# File 'lib/github_repo_statistics/review_report.rb', line 14

def percentile(array, percentile)
  sorted_array = array.sort
  k = (percentile * (sorted_array.length - 1)).floor
  l = k + 1
  q1 = sorted_array[k]
  q2 = sorted_array[l]
  q1 + (q2 - q1) * (percentile * (sorted_array.length - 1) - k)
end

#report ⇒ Object 



23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
 
# File 'lib/github_repo_statistics/review_report.rb', line 23

def report
  client = Octokit::Client.new(access_token: @token)
  client.auto_paginate = true

  # Fetch pull requests created after the target date
  pull_requests = client.list_issues(@repo, state: 'closed', since: DateTime.now - @duration_in_days)

  # Group pull requests by week
  pull_requests_by_week = pull_requests.group_by { |pr| pr[:closed_at].strftime('%Y-%W') }

  weeks = @duration_in_days / 7

  # Iterate over months within the days duration limit
  pull_requests_by_week.keys.sort[-weeks..].each do |week|
    total_time_seconds = 0
    total_count = 0
    total_count_calc = 0
    total_reviews = 0
    reviews_with_comments = 0
    change_requested_reviews = 0

    # Iterate over pull requests in the week
    pull_requests_by_week[week].each do |issue|
      pull_request = client.pull_request(@repo, issue.number)
      last_commit_sha = pull_request[:head][:sha]
      last_commit = client.commit(@repo, last_commit_sha)

      reviews = []
      review_page = 1
      loop do
        response = client.pull_request_reviews(@repo, pull_request[:number], per_page: 100,
                                                                             page: review_page)
        break if response.empty?

        reviews.concat(response)
        review_page += 1
      end

      total_reviews += reviews.size

      next unless reviews.any?

      last_review = reviews.max_by { |review| review[:submitted_at] }
      time_taken_seconds = (last_review[:submitted_at] - last_commit[:commit][:author][:date]).abs

      if time_taken_seconds / 3600.0 < 8 && time_taken_seconds / 3600.0 > 0.3
        total_time_seconds += time_taken_seconds
        total_count_calc += 1
      end
      total_count += 1
      # Count reviews with comments
      reviews_with_comments += reviews.count do |review|
        comments = client.pull_request_review_comments(@repo, pull_request[:number], review[:id])
        comments.any?
      end

      # Count reviews with "change_requested" state
      change_requested_reviews += reviews.count { |review| review[:state] == 'CHANGES_REQUESTED' }
    end

    if total_count.positive?
      average_time_hours = total_time_seconds / total_count_calc / 3600.0 # Convert seconds to hours
      puts "Calendar week #{week}: Average time taken for #{total_count} pull requests is #{average_time_hours.round(2)} hours."
      puts "  Total reviews: #{total_reviews}"
      puts "  Reviews with comments: #{reviews_with_comments}"
      puts "  Change requested reviews: #{change_requested_reviews}"

      # ENV['BQ_CREDENTIALS'] = `cat /Users/serghei.moret/.config/gcloud/application_default_credentials.json`

      if ENV['BQ_CREDENTIALS']
        require 'google/cloud/bigquery'
        require 'json'
        creds = JSON.parse(ENV['BQ_CREDENTIALS'])
        bigquery = Google::Cloud::Bigquery.new(
          project_id: 'hellofresh-android',
          credentials: creds
        )
        dataset = bigquery.dataset 'github_data'

        query = "          MERGE INTO pr_reviews AS target\n          USING (SELECT '\#{week}' AS calendar_week, '\#{@repo}' AS platform) AS source\n          ON target.calendar_week = source.calendar_week AND target.platform = source.platform\n          WHEN MATCHED THEN\n            UPDATE SET\n              target.change_requested_reviews = \#{change_requested_reviews},\n              target.reviews_with_comments = \#{reviews_with_comments},\n              target.total_reviews = \#{total_reviews},\n              target.average_review_time_hours = \#{average_time_hours.round(2)},\n              target.total_prs = \#{total_count},\n              target.platform = '\#{@repo}'\n          WHEN NOT MATCHED THEN\n            INSERT (calendar_week, total_prs, average_review_time_hours, total_reviews, reviews_with_comments, change_requested_reviews, platform)\n            VALUES ('\#{week}', \#{total_count}, \#{average_time_hours.round(2)}, \#{total_reviews}, \#{reviews_with_comments}, \#{change_requested_reviews}, '\#{@repo}');\n        SQL\n\n        dataset.query(query)\n      end\n    else\n      puts \"\#{week}: No pull requests with reviews.\"\n    end\n  end\nend\n"