Merge pull request #134 from uselagoon/release-tracker #11
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| name: Scheduled PR Summary to Release Tracker | |
| on: | |
| pull_request: | |
| types: [closed] | |
| schedule: | |
| - cron: '0 2 * * *' # Every day at 02:00 UTC | |
| workflow_dispatch: # Optional manual trigger | |
| push: | |
| paths: | |
| - '.github/workflows/release-tracker.yaml' | |
| permissions: | |
| contents: read | |
| issues: write | |
| pull-requests: read | |
| jobs: | |
| summarize-prs: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout | |
| uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2 | |
| - name: Set up Python | |
| uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5.6.0 | |
| with: | |
| python-version: '3.x' | |
| - name: Install dependencies | |
| run: pip install PyGithub | |
| - name: Find tracker issue and generate summary | |
| id: generate-summary | |
| env: | |
| GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| REPO: ${{ github.repository }} | |
| run: | | |
| python <<EOF | |
| import re | |
| import os | |
| from github import Github | |
| from collections import defaultdict | |
| # --- Config --- | |
| g = Github(os.environ['GITHUB_TOKEN']) | |
| repo = g.get_repo(os.environ['REPO']) | |
| # Regular expression to match tags with a specific prefix and semantic versioning format (e.g., "prefix-v1.2.3") | |
| tag_pattern = re.compile(r'^(?P<prefix>[a-zA-Z0-9_-]+)-v(?P<version>\d+\.\d+\.\d+)$') | |
| # --- Step 1: Collect latest tag per prefix --- | |
| latest_tags = {} | |
| for tag in repo.get_tags(): | |
| match = tag_pattern.match(tag.name) | |
| if not match: | |
| continue | |
| prefix = match.group("prefix") | |
| tag_date = tag.commit.commit.committer.date | |
| if prefix not in latest_tags or tag_date > latest_tags[prefix][1]: | |
| latest_tags[prefix] = (tag, tag_date) | |
| print("Latest tags per prefix:") | |
| for prefix, (tag, tag_date) in latest_tags.items(): | |
| print(f"{prefix}: {tag.name} (date: {tag_date})") | |
| closed_prs = repo.get_pulls(state='closed', sort='updated', direction='desc') | |
| merged_prs = [pr for pr in closed_prs if pr.merged_at] | |
| # --- Step 3: Group PRs by prefix (based on label and date) --- | |
| prefix_groups = defaultdict(list) | |
| label_to_prs = defaultdict(list) | |
| # Pre-index PRs by their labels | |
| for pr in merged_prs: | |
| for label in pr.labels: | |
| label_to_prs[label.name].append(pr) | |
| for prefix, (tag, since_date) in latest_tags.items(): | |
| relevant_prs = label_to_prs.get(prefix, []) | |
| for pr in relevant_prs: | |
| if pr.merged_at > since_date: | |
| prefix_groups[prefix].append(pr) | |
| print("\nPRs grouped by prefix:") | |
| for prefix, prs in prefix_groups.items(): | |
| print(f"{prefix}: {[pr.number for pr in prs]}") | |
| # --- Step 4: Format summary output --- | |
| output = "# PRs merged since latest release(s):\n\n" | |
| for prefix in sorted(prefix_groups.keys()): | |
| tag_name = latest_tags[prefix][0].name | |
| output += f"## {prefix} - since [{tag_name}](https://github.com/{repo.full_name}/releases/tag/{tag_name})\n" | |
| for pr in prefix_groups[prefix]: | |
| output += f"- #{pr.number}\n" | |
| output += "\n" | |
| # Write output | |
| with open("pr-summary.md", "w") as f: | |
| f.write(output) | |
| # Find the most recent open issue labeled 'release-tracker' | |
| release_tracker_label = None | |
| for label in repo.get_labels(): | |
| if label.name == "release-tracker": | |
| release_tracker_label = label | |
| break | |
| if not release_tracker_label: | |
| raise Exception("Label 'release-tracker' not found in repository.") | |
| issues = repo.get_issues(state='open', labels=[release_tracker_label]) | |
| issues = list(issues) | |
| if len(issues) == 0: | |
| raise Exception("No open issue labeled 'release-tracker' found.") | |
| issue = issues[0] | |
| issue_number = issue.number | |
| # Get the first comment ID in the issue (if any) | |
| comments = issue.get_comments() | |
| first_comment_id = comments[0].id if comments.totalCount > 0 else "" | |
| # Export first comment ID to environment | |
| if 'GITHUB_ENV' in os.environ: | |
| with open(os.environ['GITHUB_ENV'], "a") as f: | |
| f.write(f"ISSUE_NUMBER={issue_number}\n") | |
| f.write(f"FIRST_COMMENT_ID={first_comment_id}\n") | |
| with open("pr-summary.md", "r") as f: | |
| print(f"This will be written to https://github.com/{repo.full_name}/issues/{issue_number}#issuecomment-{first_comment_id}") | |
| print(f.read()) | |
| EOF | |
| - name: Comment on release tracker issue | |
| # This action posts the generated PR summary as a comment on the release tracker issue | |
| uses: peter-evans/create-or-update-comment@71345be0265236311c031f5c7866368bd1eff043 # v4.0.0 | |
| with: | |
| token: ${{ secrets.GITHUB_TOKEN }} | |
| issue-number: ${{ env.ISSUE_NUMBER }} | |
| comment-id: ${{ env.FIRST_COMMENT_ID }} | |
| body-path: 'pr-summary.md' | |
| edit-mode: replace # Replace the existing comment with the new summary |