Class: N2B::GitHubClient

Inherits:
Object
  • Object
show all
Defined in:
lib/n2b/github_client.rb

Defined Under Namespace

Classes: GitHubApiError

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ GitHubClient

Returns a new instance of GitHubClient.



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# File 'lib/n2b/github_client.rb', line 10

def initialize(config)
  @config = config
  @github_config = @config['github'] || {}
  unless @github_config['repo'] && @github_config['access_token']
    raise ArgumentError, "GitHub repo and access token must be configured in N2B settings."
  end
  @api_base = @github_config['api_base'] || 'https://api.github.com'
end

Instance Method Details

#classify_error_severity(error_text) ⇒ Object 



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# File 'lib/n2b/github_client.rb', line 102

def classify_error_severity(error_text)
  text = error_text.downcase
  case text
  when /security|sql injection|xss|csrf|vulnerability|exploit|attack/
    'CRITICAL'
  when /performance|n\+1|timeout|memory leak|slow query|bottleneck/
    'IMPORTANT'
  when /error|exception|bug|fail|crash|break/
    'IMPORTANT'
  when /style|convention|naming|format|indent|space/
    'LOW'
  else
    'IMPORTANT'
  end
end

#clean_error_description(text) ⇒ Object 



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# File 'lib/n2b/github_client.rb', line 128

def clean_error_description(text)
  text.gsub(/\S+\.(?:rb|js|py|java|cpp|c|h|ts|jsx|tsx|php|go|rs|swift|kt)(?:\s+(?:line|lines?)\s+\d+(?:-\d+)?|:\d+(?:-\d+)?|\s*\(line\s+\d+\))?:?\s*/i, '').strip
end

#execute_vcs_command_with_timeout(command, timeout_seconds) ⇒ Object 



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# File 'lib/n2b/github_client.rb', line 224

def execute_vcs_command_with_timeout(command, timeout_seconds)
  require 'open3'

  begin
    # Use Open3.popen3 with manual timeout handling to avoid thread issues
    stdin, stdout, stderr, wait_thr = Open3.popen3(command)
    stdin.close

    # Manual timeout implementation
    start_time = Time.now
    while wait_thr.alive?
      if Time.now - start_time > timeout_seconds
        # Kill the process
        begin
          Process.kill('TERM', wait_thr.pid)
          sleep(0.5)
          Process.kill('KILL', wait_thr.pid) if wait_thr.alive?
        rescue Errno::ESRCH
          # Process already dead
        end
        stdout.close
        stderr.close
        return { success: false, error: "Command timed out after #{timeout_seconds} seconds" }
      end
      sleep(0.1)
    end

    # Process completed within timeout
    stdout_content = stdout.read
    stderr_content = stderr.read
    stdout.close
    stderr.close

    exit_status = wait_thr.value
    if exit_status.success?
      { success: true, stdout: stdout_content, stderr: stderr_content }
    else
      { success: false, error: stderr_content.empty? ? "Command failed with exit code #{exit_status.exitstatus}" : stderr_content }
    end
  rescue => e
    { success: false, error: "Unexpected error: #{e.message}" }
  end
end

#extract_file_reference(text) ⇒ Object 



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# File 'lib/n2b/github_client.rb', line 118

def extract_file_reference(text)
  if match = text.match(/(\S+\.(?:rb|js|py|java|cpp|c|h|ts|jsx|tsx|php|go|rs|swift|kt))(?:\s+(?:line|lines?)\s+(\d+(?:-\d+)?)|:(\d+(?:-\d+)?)|\s*\(line\s+(\d+)\))?/i)
    file = match[1]
    line = match[2] || match[3] || match[4]
    line ? "#{file}:#{line}" : file
  else
    'General'
  end
end

#extract_git_info ⇒ Object 



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# File 'lib/n2b/github_client.rb', line 178

def extract_git_info
  begin
    if File.exist?('.git')
      branch = execute_vcs_command_with_timeout('git branch --show-current', 5)
      branch = branch[:success] ? branch[:stdout].strip : 'unknown'
      branch = 'unknown' if branch.empty?

      diff_result = execute_vcs_command_with_timeout('git diff --stat HEAD~1', 5)
      if diff_result[:success]
        diff_stats = diff_result[:stdout].strip
        files_changed = diff_stats.scan(/(\d+) files? changed/).flatten.first || '0'
        lines_added = diff_stats.scan(/(\d+) insertions?/).flatten.first || '0'
        lines_removed = diff_stats.scan(/(\d+) deletions?/).flatten.first || '0'
      else
        files_changed = '0'
        lines_added = '0'
        lines_removed = '0'
      end
    elsif File.exist?('.hg')
      branch_result = execute_vcs_command_with_timeout('hg branch', 5)
      branch = branch_result[:success] ? branch_result[:stdout].strip : 'default'
      branch = 'default' if branch.empty?

      diff_result = execute_vcs_command_with_timeout('hg diff --stat', 5)
      if diff_result[:success]
        files_changed = diff_result[:stdout].lines.count.to_s
      else
        files_changed = '0'
      end
      lines_added = '0'
      lines_removed = '0'
    else
      branch = 'unknown'
      files_changed = '0'
      lines_added = '0'
      lines_removed = '0'
    end
  rescue
    branch = 'unknown'
    files_changed = '0'
    lines_added = '0'
    lines_removed = '0'
  end
  { branch: branch, files_changed: files_changed, lines_added: lines_added, lines_removed: lines_removed }
end

#extract_missing_tests(test_coverage_text) ⇒ Object 



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# File 'lib/n2b/github_client.rb', line 132

def extract_missing_tests(test_coverage_text)
  missing_tests = []
  test_coverage_text.scan(/(?:missing|need|add|require).*?test.*?(?:\.|$)/i) do |match|
    missing_tests << { 'description' => match.strip }
  end
  if missing_tests.empty? && test_coverage_text.include?('%')
    if coverage_match = test_coverage_text.match(/(\d+)%/)
      coverage = coverage_match[1].to_i
      if coverage < 80
        missing_tests << { 'description' => "Increase test coverage from #{coverage}% to target 80%+" }
      end
    end
  end
  missing_tests
end

#extract_requirements_status(requirements_text) ⇒ Object 



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# File 'lib/n2b/github_client.rb', line 148

def extract_requirements_status(requirements_text)
  requirements = []
  requirements_text.split("\n").each do |line|
    line = line.strip
    next if line.empty?
    if match = line.match(/(✅|⚠️|❌|🔍)?\s*(PARTIALLY\s+IMPLEMENTED|NOT\s+IMPLEMENTED|IMPLEMENTED|UNCLEAR)?:?\s*(.+)/i)
      status_emoji, status_text, description = match.captures
      status = case
               when status_text&.include?('PARTIALLY')
                 'PARTIALLY_IMPLEMENTED'
               when status_text&.include?('NOT')
                 'NOT_IMPLEMENTED'
               when status_emoji == '✅' || (status_text&.include?('IMPLEMENTED') && !status_text&.include?('NOT') && !status_text&.include?('PARTIALLY'))
                 'IMPLEMENTED'
               when status_emoji == '⚠️'
                 'PARTIALLY_IMPLEMENTED'
               when status_emoji == '❌'
                 'NOT_IMPLEMENTED'
               else
                 'UNCLEAR'
               end
      requirements << {
        'status' => status,
        'description' => description.strip
      }
    end
  end
  requirements
end

#fetch_issue(issue_input) ⇒ Object 



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# File 'lib/n2b/github_client.rb', line 19

def fetch_issue(issue_input)
  repo, number = parse_issue_input(issue_input)
  begin
    issue_data = make_api_request('GET', "/repos/#{repo}/issues/#{number}")
    comments = make_api_request('GET', "/repos/#{repo}/issues/#{number}/comments")
    format_issue_for_requirements(repo, issue_data, comments)
  rescue GitHubApiError => e
    puts "⚠️  Failed to fetch from GitHub API: #{e.message}"
    fetch_dummy_issue_data(repo, number)
  end
end

#generate_templated_comment(comment_data) ⇒ Object 



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# File 'lib/n2b/github_client.rb', line 43

def generate_templated_comment(comment_data)
  template_data = prepare_template_data(comment_data)
  template_path = resolve_template_path('github_comment', @config)
  template_content = File.read(template_path)
  engine = N2B::TemplateEngine.new(template_content, template_data)
  engine.render
end

#get_config(reconfigure: false, advanced_flow: false) ⇒ Object 



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# File 'lib/n2b/github_client.rb', line 274

def get_config(reconfigure: false, advanced_flow: false)
  # Return the config that was passed during initialization
  # This is used for template resolution and other configuration needs
  @config
end

#prepare_template_data(comment_data) ⇒ Object 



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# File 'lib/n2b/github_client.rb', line 51

def prepare_template_data(comment_data)
  errors = comment_data[:issues] || comment_data['issues'] || []
  critical_errors = []
  important_errors = []

  errors.each do |error|
    severity = classify_error_severity(error)
    file_ref = extract_file_reference(error)
    item = {
      'file_reference' => file_ref,
      'description' => clean_error_description(error)
    }
    case severity
    when 'CRITICAL'
      critical_errors << item
    else
      important_errors << item
    end
  end

  improvements = (comment_data[:improvements] || comment_data['improvements'] || []).map do |imp|
    {
      'file_reference' => extract_file_reference(imp),
      'description' => clean_error_description(imp)
    }
  end

  missing_tests = extract_missing_tests(comment_data[:test_coverage] || comment_data['test_coverage'] || '')
  requirements = extract_requirements_status(comment_data[:requirements_evaluation] || comment_data['requirements_evaluation'] || '')

  git_info = extract_git_info

  {
    'implementation_summary' => comment_data[:implementation_summary] || comment_data['implementation_summary'] || 'Code analysis completed',
    'critical_errors' => critical_errors,
    'important_errors' => important_errors,
    'improvements' => improvements,
    'missing_tests' => missing_tests,
    'requirements' => requirements,
    'timestamp' => Time.now.strftime('%Y-%m-%d %H:%M UTC'),
    'branch_name' => git_info[:branch],
    'files_changed' => git_info[:files_changed],
    'lines_added' => git_info[:lines_added],
    'lines_removed' => git_info[:lines_removed],
    'critical_errors_empty' => critical_errors.empty?,
    'important_errors_empty' => important_errors.empty?,
    'improvements_empty' => improvements.empty?,
    'missing_tests_empty' => missing_tests.empty?
  }
end

#resolve_template_path(template_key, config) ⇒ Object 



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# File 'lib/n2b/github_client.rb', line 268

def resolve_template_path(template_key, config)
  user_path = config.dig('templates', template_key) if config.is_a?(Hash)
  return user_path if user_path && File.exist?(user_path)
  File.expand_path(File.join(__dir__, 'templates', "#{template_key}.txt"))
end

#test_connection ⇒ Object 



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# File 'lib/n2b/github_client.rb', line 280

def test_connection
  puts "🧪 Testing GitHub API connection..."
  begin
    user = make_api_request('GET', '/user')
    puts "✅ Authentication successful as #{user['login']}"
    repo = @github_config['repo']
    repo_data = make_api_request('GET', "/repos/#{repo}")
    puts "✅ Access to repository #{repo_data['full_name']}"
    true
  rescue => e
    puts "❌ GitHub connection test failed: #{e.message}"
    false
  end
end

#update_issue(issue_input, comment_data) ⇒ Object 



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# File 'lib/n2b/github_client.rb', line 31

def update_issue(issue_input, comment_data)
  repo, number = parse_issue_input(issue_input)
  body_text = comment_data.is_a?(String) ? comment_data : generate_templated_comment(comment_data)
  body = { 'body' => body_text }
  make_api_request('POST', "/repos/#{repo}/issues/#{number}/comments", body)
  puts "✅ Successfully added comment to GitHub issue #{repo}##{number}"
  true
rescue GitHubApiError => e
  puts "❌ Failed to update GitHub issue #{repo}##{number}: #{e.message}"
  false
end