docs: Refactor and improve GitHub beginner's guide #358
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| name: Sync PR data from Linked Issues | |
| on: | |
| pull_request_target: | |
| types: [opened, edited, synchronize] | |
| jobs: | |
| sync-metadata: | |
| runs-on: ubuntu-latest | |
| permissions: | |
| issues: write | |
| pull-requests: write | |
| steps: | |
| - name: Extract Linked Issues | |
| id: extract | |
| uses: actions/github-script@v7 | |
| with: | |
| github-token: ${{ secrets.GITHUB_TOKEN }} | |
| script: | | |
| const body = context.payload.pull_request.body || ""; | |
| const issuePattern = /#(\d+)/g; | |
| let matches = []; | |
| let m; | |
| while ((m = issuePattern.exec(body)) !== null) { | |
| matches.push(parseInt(m[1])); | |
| } | |
| core.setOutput("issues", JSON.stringify(matches)); | |
| - name: Post or Update data Comment | |
| if: steps.extract.outputs.issues && steps.extract.outputs.issues != '[]' | |
| uses: actions/github-script@v7 | |
| with: | |
| github-token: ${{ secrets.GITHUB_TOKEN }} | |
| script: | | |
| const issues = JSON.parse(`${{ steps.extract.outputs.issues }}`); | |
| const prNumber = context.payload.pull_request.number; | |
| let combinedLabels = []; | |
| let combinedAssignees = []; | |
| let combinedMilestones = []; | |
| for (const number of issues) { | |
| try { | |
| const issue = await github.rest.issues.get({ | |
| ...context.repo, | |
| issue_number: number | |
| }); | |
| combinedLabels.push(...issue.data.labels.map(l => l.name)); | |
| combinedAssignees.push(...issue.data.assignees.map(a => a.login)); | |
| if (issue.data.milestone) combinedMilestones.push(issue.data.milestone.title); | |
| } catch (err) { | |
| console.log(`Could not fetch issue #${number}: ${err.message}`); | |
| } | |
| } | |
| // Deduplicate | |
| combinedLabels = [...new Set(combinedLabels)]; | |
| combinedAssignees = [...new Set(combinedAssignees)]; | |
| combinedMilestones = [...new Set(combinedMilestones)]; | |
| const commentBody = | |
| `### Synced data from Linked Issues\n\n` + | |
| `**Labels:**\n${combinedLabels.length ? combinedLabels.map(l => `- ${l}`).join("\n") : "- None"}\n\n` + | |
| `**Assignees:**\n${combinedAssignees.length ? combinedAssignees.map(a => `- ${a}`).join("\n") : "- None"}\n\n` + | |
| `**Milestones:**\n${combinedMilestones.length ? combinedMilestones.map(m => `- ${m}`).join("\n") : "- None"}\n`; | |
| // Get existing comments | |
| const comments = await github.rest.issues.listComments({ | |
| ...context.repo, | |
| issue_number: prNumber | |
| }); | |
| // Find existing workflow comment | |
| const existingComment = comments.data.find(c => c.body.includes("### Synced data from Linked Issues")); | |
| if (existingComment) { | |
| await github.rest.issues.updateComment({ | |
| ...context.repo, | |
| comment_id: existingComment.id, | |
| body: commentBody | |
| }); | |
| } else { | |
| // Create new comment | |
| await github.rest.issues.createComment({ | |
| ...context.repo, | |
| issue_number: prNumber, | |
| body: commentBody | |
| }); | |
| } |