Class: ForceMergeReport

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

Instance Method Summary collapse

Constructor Details

#initialize(token:, repo:, branch:, duration:, ci:) ⇒ ForceMergeReport

Returns a new instance of ForceMergeReport.



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# File 'lib/github_repo_statistics/force_merge_report.rb', line 7

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

Instance Method Details

#report ⇒ Object 



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# File 'lib/github_repo_statistics/force_merge_report.rb', line 15

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

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

  # Sort PRs into monthly chunks
  weekly_pull_requests = pull_requests.group_by { |pr| pr.closed_at.strftime('%Y-%W') }

  weekly_pull_requests[Time.now.strftime('%Y-%W')] = [] if weekly_pull_requests[Time.now.strftime('%Y-%W')].nil?

  # Initialize a hash to store monthly summaries
  weekly_summaries = Hash.new { |hash, key| hash[key] = { total: 0, failed: 0, workflows: Hash.new(0) } }

  weeks = @duration_in_days / 7

  (weekly_pull_requests.keys.sort[-weeks..] || []).each do |month|
    pull_requests_for_month = weekly_pull_requests[month]
    # Iterate through pull requests for the current month
    pull_requests_for_month.each do |issue|
      # Get the pull request details
      pr = client.pull_request(@repo, issue.number)

      # Check if the pull request is merged
      next unless pr.merged_at

      # Get the check runs for the pull request's head commit
      check_runs = client.check_runs_for_ref(@repo, pr.head.sha)
      latest_check_runs = check_runs.check_runs.uniq(&:name)

      statuses = client.statuses(@repo, pr.head.sha)
      latest_statuses = statuses.uniq(&:context)

      all_checks = latest_check_runs + latest_statuses

      # Filter checks without meeting the required status checks
      failed_checks = all_checks.reject { |check| check.conclusion == 'success' || check.state == 'success' }

      failed_checks.select! do |check|
        ['UI Tests', 'Unit Tests'].include?(check.context) || ['Mergeable: Size check', 'SonarQube Code Analysis'].include?(check.name)
      end

      # Update monthly summary
      weekly_summaries[month][:total] += 1
      weekly_summaries[month][:failed] += 1 unless failed_checks.empty?

      # Update workflow counts
      failed_checks.each do |check|
        workflow_name = check.name || check.context
        weekly_summaries[month][:workflows][workflow_name] += 1
      end

      # Print details of merged pull requests without meeting the required criteria for the last 6 months
      next if failed_checks.empty?

      next if @ci

      puts "PR ##{pr.number} - Merged at: #{pr.merged_at}"
      puts 'Failed Checks:'
      failed_checks.each do |check|
        puts "- Workflow: #{check.name || check.context}, Conclusion: #{check.conclusion || check.state}"
      end
      puts '---'
      puts
    end
  end

  # Print the weekly summary
  puts 'Weekly Summary:'
  weekly_summaries.each do |week, summary|
    puts "Calendar week #{week}: Total PRs: #{summary[:total]}, Force-merged PRs: #{summary[:failed]}"
    puts 'Failed Workflows:'
    summary[:workflows].each do |workflow, count|
      puts "  - #{workflow}: #{count}"
    end

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

    next unless 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'

    failed_count = summary[:failed]
    size_check = summary[:workflows]['Mergeable: Size check']
    sonarqube_check = summary[:workflows]['SonarQube Code Analysis']
    ui_tests_check = summary[:workflows]['UI Tests']
    unit_tests_check = summary[:workflows]['Unit Tests']
    total_prs = summary[:total]

    query = <<~SQL
      MERGE INTO force_merges AS target
      USING (SELECT '#{week}' AS calendar_week, '#{@repo}' AS platform) AS source
      ON target.calendar_week = source.calendar_week AND target.platform = source.platform
      WHEN MATCHED THEN
        UPDATE SET
          target.force_merges_count = #{failed_count},
          target.ui_tests_count = #{ui_tests_check},
          target.unit_tests_count = #{unit_tests_check},
          target.size_check_count = #{size_check},
          target.sonarqube_count = #{sonarqube_check},
          target.total_prs = #{total_prs},
          target.platform = '#{@repo}'
      WHEN NOT MATCHED THEN
        INSERT (calendar_week, force_merges_count, ui_tests_count, unit_tests_count, size_check_count, sonarqube_count, total_prs, platform)
        VALUES ('#{week}', #{failed_count}, #{ui_tests_check}, #{unit_tests_check}, #{size_check}, #{sonarqube_check}, #{total_prs}, '#{@repo}');
    SQL

    dataset.query(query)
  end
end