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Add release comment handler workflow for issue labeling
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‎.github/workflows/release-comment-handler.yml

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name: Release Comment Handler
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on:
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issues:
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types:
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- labeled
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jobs:
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comment_on_label:
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if: github.event.label.name == 'prerelease' || github.event.label.name == 'fixed'
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runs-on: ubuntu-latest
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permissions:
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issues: write
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contents: read
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steps:
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- name: Gather participants
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id: participants
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uses: actions/github-script@v7
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with:
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script: |
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console.log("=== WORKFLOW START ===");
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const issue_number = context.payload.issue.number;
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const repo = context.repo;
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console.log(`Processing issue #${issue_number} in ${repo.owner}/${repo.repo}`);
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// Get issue details (for author)
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const issue = context.payload.issue;
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const author = issue.user.login;
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console.log(`Issue author: ${author}`);
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// Use a Set to track all unique participants (normalized to lowercase for deduplication)
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const all_participants = new Set();
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// Add the issue author
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all_participants.add(author.toLowerCase());
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console.log(`Added author to participants: ${author.toLowerCase()}`);
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// Get all comments and add commenters
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console.log("=== FETCHING COMMENTS ===");
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const comments = await github.paginate(
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github.rest.issues.listComments,
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{ ...repo, issue_number }
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);
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console.log(`Found ${comments.length} comments`);
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if (comments.length === 0) {
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console.log("❌ NO COMMENTS FOUND - This might be why no users are tagged");
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}
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comments.forEach((c, index) => {
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const commenter = c.user.login.toLowerCase();
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all_participants.add(commenter);
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console.log(`Comment #${index + 1}: Added commenter: ${commenter} (original: ${c.user.login})`);
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});
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// Get all reactions from comments
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let totalCommentReactions = 0;
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for (const comment of comments) {
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const reactions = await github.paginate(
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github.rest.reactions.listForIssueComment,
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{ ...repo, comment_id: comment.id }
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);
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totalCommentReactions += reactions.length;
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reactions.forEach(r => {
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const reactor = r.user.login.toLowerCase();
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all_participants.add(reactor);
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console.log(`Added comment reactor: ${reactor}`);
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});
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}
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console.log(`Processed ${totalCommentReactions} reactions from comments`);
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// Get reactions on main issue body
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const issue_reactions = await github.paginate(
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github.rest.reactions.listForIssue,
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{ ...repo, issue_number }
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);
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console.log(`Found ${issue_reactions.length} reactions on issue body`);
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issue_reactions.forEach(r => {
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const reactor = r.user.login.toLowerCase();
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all_participants.add(reactor);
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console.log(`Added issue reactor: ${reactor}`);
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});
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console.log(`Total unique participants before bot filtering: ${all_participants.size}`);
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console.log(`Participants: ${Array.from(all_participants).join(', ')}`);
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// Filter out bot users
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const isBotUser = (username) => {
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const lowerUsername = username.toLowerCase();
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return lowerUsername.endsWith('[bot]') ||
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lowerUsername === 'dependabot' ||
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lowerUsername === 'renovate' ||
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lowerUsername === 'greenkeeper' ||
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lowerUsername === 'codecov' ||
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lowerUsername === 'coveralls' ||
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lowerUsername.startsWith('dependabot[') ||
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lowerUsername.includes('-bot') ||
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lowerUsername.includes('_bot');
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};
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// Convert Set to array and filter out bots
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const all_users = Array.from(all_participants).filter(user => !isBotUser(user));
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const filteredBots = Array.from(all_participants).filter(user => isBotUser(user));
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console.log(`Filtered out ${filteredBots.length} bot users: ${filteredBots.join(', ')}`);
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console.log(`Final participants count: ${all_users.length}`);
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console.log(`Final participants: ${all_users.join(', ')}`);
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if (all_users.length === 0) {
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console.log("No participants to mention after filtering");
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const fs = require('fs');
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fs.appendFileSync(process.env.GITHUB_ENV, 'MENTIONS=\n');
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return;
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}
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const mentions = all_users.map(u => `@${u}`).join(' ');
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console.log(`Generated mentions: ${mentions}`);
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console.log(`Setting environment variable 'MENTIONS' to: "${mentions}"`);
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const fs = require('fs');
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fs.appendFileSync(process.env.GITHUB_ENV, `MENTIONS=${mentions}\n`);
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return { mentions: mentions };
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result-encoding: string
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- name: Add label comment
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uses: actions/github-script@v7
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with:
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script: |
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console.log("=== STEP 2: ADD COMMENT ===");
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console.log("Environment variable access:");
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console.log("process.env.MENTIONS:", process.env.MENTIONS);
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const mentions = process.env.MENTIONS || '';
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const labelName = context.payload.label.name;
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console.log(`Processing label: ${labelName}`);
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console.log(`Mentions received: "${mentions}"`);
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console.log(`Mentions length: ${mentions.length}`);
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console.log(`Mentions trimmed length: ${mentions.trim().length}`);
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let message;
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if (labelName === 'prerelease') {
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console.log("Processing prerelease label");
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if (mentions.trim() === "") {
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console.log("No participants to mention for prerelease. Skipping comment creation.");
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return;
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}
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message = `${mentions}\n\nA fix for this issue is now available in the next pre-releases of C#DK/C#. If you'd like to try out the fix, please see [these instructions](https://github.com/microsoft/vscode-dotnettools/wiki/Installing-and-updating-pre%E2%80%90release-versions-of-C%23-Dev-Kit-and-C%23-Extension) to update or try pre-release versions.`;
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console.log("Generated prerelease message");
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} else if (labelName === 'fixed') {
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console.log("Processing fixed label");
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message = mentions.trim() !== ""
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? `${mentions}\n\nThis issue has been fixed! Please update to the latest versions of VS Code, C# Dev Kit, and the C# extension.`
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: `This issue has been fixed! Please update to the latest versions of VS Code, C# Dev Kit, and the C# extension.`;
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console.log(`Generated fixed message ${mentions.trim() !== "" ? "with" : "without"} mentions`);
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}
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console.log(`Final message length: ${message.length}`);
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console.log(`Creating comment on issue #${context.payload.issue.number}`);
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await github.rest.issues.createComment({
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...context.repo,
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issue_number: context.payload.issue.number,
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body: message
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});
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console.log("Comment created successfully");

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