assign-issue-milestone.yaml

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name: Assign Issue Milestone

on:
  push:
    branches:
      - main
    paths-ignore:
      - 'CHANGELOG.md'
      - 'camel-quarkus-sbom/**'

permissions:
  contents: read
  issues: write

jobs:
  assign-issue-milestone:
    if: github.repository == 'apache/camel-quarkus'
    runs-on: ubuntu-latest
    steps:
      - name: Assign Closed Issues To Latest Milestone
        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
        with:
          script: |
            const issueNumberFromCommitCommentRegex = new RegExp(`.*(?:fix(?:e[sd])?|(?:(?:resolve|close)[sd]?)):?\\s(?:https?:\\/\\/github\\.com\\/${context.repo.owner}\\/${context.repo.repo}\\/issues\\/|#)(\\d+)`, 'igm');
            const issueNumbers = new Set();

            // Get the commits that triggered this push event
            const commitComparison = await github.rest.repos.compareCommitsWithBasehead({
              owner: context.repo.owner,
              repo: context.repo.repo,
              basehead: `${context.payload.before}...${context.payload.after}`,
            });

            if (commitComparison && commitComparison.data) {
              // Parse issue number references from commit comments
              commitComparison.data.commits.forEach(commitData => {
                for (const match of commitData.commit.message.matchAll(issueNumberFromCommitCommentRegex)) {
                  let issueNumber = parseInt(match[1]);
                  if (!isNaN(issueNumber)) {
                    issueNumbers.add(issueNumber);
                  }
                }
              });
            }

            // No issues associated with the merged PR so we can exit
            if (issueNumbers.size === 0) {
              return;
            }

            // Get open milestones
            milestoneResults = await github.rest.issues.listMilestones({
              owner: context.repo.owner,
              repo: context.repo.repo,
              sort: "title",
              direction: "desc",
            });

            // Assign the latest milestone to issues associated with the merged PR
            if (milestoneResults && milestoneResults.data.length > 0) {
              const milestones = milestoneResults.data.filter(data => data.title.match("^[0-9]+.[0-9]+.[0-9]+.*"));
              if (milestones && milestones.length > 0) {
                const latestMilestone = milestones[0].number;
                issueNumbers.forEach(issueNumber => {
                  github.rest.issues.update({
                    owner: context.repo.owner,
                    repo: context.repo.repo,
                    issue_number: issueNumber,
                    milestone: latestMilestone,
                  });
                });
              }
            }