Module: Brainiac::Plugins::Github::Handler

Defined in:
lib/brainiac/plugins/github/handler.rb

Class Method Summary collapse

Class Method Details

.handle_issue_comment(payload) ⇒ Object 



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# File 'lib/brainiac/plugins/github/handler.rb', line 132

def handle_issue_comment(payload)
  comment = payload["comment"]
  issue = payload["issue"]
  comment_body = comment["body"] || ""
  comment_id = comment["id"]
  comment_user = comment.dig("user", "login")
  repo_name = payload.dig("repository", "full_name")

  unless issue["pull_request"]
    LOG.info "Issue comment on non-PR issue ##{issue["number"]}, ignoring"
    return [200, { status: "ignored", reason: "not a PR comment" }.to_json]
  end

  project_result = identify_project_by_repo(repo_name)
  unless project_result
    LOG.info "No project found for GitHub repo #{repo_name}"
    return [200, { status: "ignored", reason: "no matching project" }.to_json]
  end

  project_key, project_config = project_result
  pr_number = issue["number"]

  pr_data = run_cmd("gh", "api", "/repos/#{repo_name}/pulls/#{pr_number}", "--jq", "{branch: .head.ref}",
                    chdir: project_config["repo_path"])
  branch = JSON.parse(pr_data)["branch"]

  result = find_work_item_by_branch(branch)

  if result
    _, card_info = result
    card_number = card_info["number"]
    worktree = card_info["worktree"]

    unless worktree && File.directory?(worktree)
      LOG.info "No active worktree for PR ##{pr_number}, ignoring comment"
      return [200, { status: "ignored", reason: "no active worktree" }.to_json]
    end

    card_key = "card-#{card_number}"
  else
    card_number = nil
    worktree = project_config["repo_path"]
    card_key = "pr-#{repo_name.tr("/", "-")}-#{pr_number}"
  end

  if session_active?(card_key)
    LOG.info "Skipping PR comment on #{card_key} — agent session already active"
    return [200, { status: "ignored", reason: "session already active" }.to_json]
  end

  card_context = card_number ? " for card ##{card_number}" : ""
  LOG.info "PR comment from #{comment_user} on PR ##{pr_number}#{card_context} (project: #{project_key})"
  dispatch_pr_comment(card_number, card_key, pr_number, comment_id, comment_user, comment_body,
                      repo_name, worktree, project_key, project_config)

  [200, { status: "processed", card: card_number, pr: pr_number, comment_id: comment_id, project: project_key }.to_json]
rescue StandardError => e
  LOG.error "Error handling PR comment: #{e.message}"
  [500, { error: e.message }.to_json]
end

.handle_issue_opened(payload) ⇒ Object 



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# File 'lib/brainiac/plugins/github/handler.rb', line 193

def handle_issue_opened(payload)
  issue = payload["issue"]
  issue_url = issue["html_url"]
  issue_title = issue["title"]
  issue_number = issue["number"]
  repo_name = payload.dig("repository", "full_name")

  LOG.info "New GitHub issue ##{issue_number} on #{repo_name}: #{issue_title} (#{issue_url})"
  [200, { status: "logged", issue: issue_number, title: issue_title, url: issue_url }.to_json]
end

.handle_pr_merged(payload) ⇒ Object 



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# File 'lib/brainiac/plugins/github/handler.rb', line 8

def handle_pr_merged(payload)
  pr = payload["pull_request"]
  branch = pr.dig("head", "ref")
  base = pr.dig("base", "ref")
  pr_url = pr["html_url"]
  pr_title = pr["title"]
  repo_full_name = payload.dig("repository", "full_name")

  default_branch = payload.dig("repository", "default_branch") || "main"
  unless base == default_branch
    LOG.info "PR merged into #{base}, not #{default_branch} — ignoring"
    return [200, { status: "ignored", reason: "not merged into #{default_branch}" }.to_json]
  end

  project_result = identify_project_by_repo(repo_full_name)
  unless project_result
    LOG.info "No project found for GitHub repo #{repo_full_name}"
    return [200, { status: "ignored", reason: "no matching project" }.to_json]
  end

  project_key, project_config = project_result
  repo_path = project_config["repo_path"]

  result = find_work_item_by_branch(branch)
  unless result
    LOG.info "No card found for branch #{branch}"
    return [200, { status: "ignored", reason: "no matching card" }.to_json]
  end

  _internal_id, card_info = result
  card_number = card_info["number"]
  unless card_number
    LOG.warn "Card has no number — can't comment or move"
    return [200, { status: "ignored", reason: "card has no number" }.to_json]
  end

  LOG.info "PR merged into main for card ##{card_number} (project: #{project_key}): #{pr_url}"
  process_merged_pr(card_info, card_number, branch, pr, pr_url, pr_title, project_key, project_config, repo_path)

  [200, { status: "processed", card: card_number, pr: pr_url, action: "merged_to_uat", project: project_key }.to_json]
rescue StandardError => e
  LOG.error "Error handling merged PR: #{e.message}"
  [500, { error: e.message }.to_json]
end

.handle_pr_opened(payload) ⇒ Object 



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# File 'lib/brainiac/plugins/github/handler.rb', line 53

def handle_pr_opened(payload)
  track_pr_in_work_items(payload)
  [200, { status: "processed", action: "pr_tracked" }.to_json]
end

.handle_pr_review_submitted(payload) ⇒ Object 



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# File 'lib/brainiac/plugins/github/handler.rb', line 84

def handle_pr_review_submitted(payload)
  pr = payload["pull_request"]
  review = payload["review"]
  branch = pr.dig("head", "ref")
  pr_number = pr["number"]
  repo_name = payload.dig("repository", "full_name")
  review_state = review["state"]
  reviewer = review.dig("user", "login")

  unless %w[changes_requested commented].include?(review_state)
    return [200, { status: "ignored", reason: "review state: #{review_state}" }.to_json]
  end

  project_result = identify_project_by_repo(repo_name)
  return [200, { status: "ignored", reason: "no matching project" }.to_json] unless project_result

  project_key, project_config = project_result
  repo_path = project_config["repo_path"]

  result = find_work_item_by_branch(branch)

  if result
    _internal_id, card_info = result
    card_number = card_info["number"]
    unless card_number
      LOG.warn "Card has no number — can't dispatch review"
      return [200, { status: "ignored", reason: "card has no number" }.to_json]
    end
    card_key = "card-#{card_number}"
  else
    card_info = {}
    card_number = nil
    card_key = "pr-#{repo_name.tr("/", "-")}-#{pr_number}"
  end

  return [200, { status: "ignored", reason: "session already active" }.to_json] if session_active?(card_key)

  card_context = card_number ? " for card ##{card_number}" : ""
  LOG.info "PR review submitted by #{reviewer} on PR ##{pr_number}#{card_context} (project: #{project_key})"
  dispatch_pr_review(card_number, card_key, card_info, pr_number, review, reviewer,
                     repo_name, project_key, project_config, repo_path)

  [200, { status: "processed", card: card_number, pr: pr_number, reviewer: reviewer, project: project_key }.to_json]
rescue StandardError => e
  LOG.error "Error handling PR review: #{e.message}"
  [500, { error: e.message }.to_json]
end

.handle_pr_synchronized(payload) ⇒ Object 



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# File 'lib/brainiac/plugins/github/handler.rb', line 58

def handle_pr_synchronized(payload)
  pr = payload["pull_request"]
  branch = pr.dig("head", "ref")

  result = find_work_item_by_branch(branch)
  return [200, { status: "ignored", reason: "no matching card" }.to_json] unless result

  _internal_id, card_info = result
  card_number = card_info["number"]
  worktree = card_info["worktree"]

  return [200, { status: "ignored", reason: "no worktree" }.to_json] unless worktree && File.directory?(worktree)

  results = Brainiac.emit(:pr_synchronized, card_number: card_number, card_info: card_info,
                                            worktree: worktree, pull_request: pr, branch: branch)

  if results.any?
    [200, { status: "processed", action: "pr_sync", card: card_number }.to_json]
  else
    [200, { status: "ignored", reason: "no deployment plugin" }.to_json]
  end
rescue StandardError => e
  LOG.error "[PR Sync] Error: #{e.message}"
  [500, { error: e.message }.to_json]
end

.handle_workflow_run(payload) ⇒ Object 



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# File 'lib/brainiac/plugins/github/handler.rb', line 204

def handle_workflow_run(payload)
  workflow = payload["workflow_run"]
  workflow_name = workflow["name"]
  conclusion = workflow["conclusion"]
  repo_full_name = payload.dig("repository", "full_name")
  run_url = workflow["html_url"]

  if workflow_name == "Deploy to Production" && conclusion == "failure"
    project_key = identify_project_by_repo(repo_full_name)&.first || repo_full_name
    Notifications.send_workflow_failure(project_key, workflow_name, run_url)
    return [200, { status: "processed", action: "prod_deploy_failure_notified", project: project_key }.to_json]
  end

  if workflow_name == "Deploy to UAT" && conclusion == "success"
    project_key = identify_project_by_repo(repo_full_name)&.first || repo_full_name
    Notifications.send_uat_deploy(project_key)
    return [200, { status: "processed", action: "uat_deploy_notified", project: project_key }.to_json]
  end

  return [200, { status: "ignored", reason: "conclusion: #{conclusion}" }.to_json] unless conclusion == "success"
  return [200, { status: "ignored", reason: "workflow: #{workflow_name}" }.to_json] unless workflow_name == "Deploy to Production"

  project_result = identify_project_by_repo(repo_full_name)
  return [200, { status: "ignored", reason: "no matching project" }.to_json] unless project_result

  project_key, project_config = project_result
  close_uat_cards_after_deploy(project_key, project_config)
rescue StandardError => e
  LOG.error "Error handling workflow run: #{e.message}"
  [500, { error: e.message }.to_json]
end