self-assign.yml

name: Assign Self

on:
  issue_comment:
    types: [created]

jobs:
  assign:
    runs-on: ubuntu-latest
    steps:
      - name: Check for /assign-me in comment
        uses: actions/github-script@v6
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            const commentBody = context.payload.comment.body.trim();
            const issueNumber = context.payload.issue.number;
            const commenter = context.payload.comment.user.login;
            const issueAssignees = context.payload.issue.assignees.map(assignee => assignee.login);

            // List of valid commands
            const validCommands = ['/assign-me', '/assign', '/self-assign', '/asgm'];

            // Check if the comment contains one of the valid commands
            const commandFound = validCommands.some(command => commentBody.includes(command));

            if (commandFound) {
              if (issueAssignees.length > 0) {
                // If the issue is already assigned, handle accordingly
                if (issueAssignees.includes(commenter)) {
                  // If the commenter is already assigned, notify them
                  const message = `@${commenter}, you are already assigned to this issue!`;
                  await github.rest.issues.createComment({
                    owner: context.repo.owner,
                    repo: context.repo.repo,
                    issue_number: issueNumber,
                    body: message
                  });
                } else {
                  // Notify that the issue is assigned to someone else
                  const assigneeNames = issueAssignees.join(', ');
                  const message = `This issue is already assigned to ${assigneeNames}. You cannot assign yourself.`;
                  await github.rest.issues.createComment({
                    owner: context.repo.owner,
                    repo: context.repo.repo,
                    issue_number: issueNumber,
                    body: message
                  });
                }
              } else {
                // Assign the commenter to the issue
                await github.rest.issues.addAssignees({
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  issue_number: issueNumber,
                  assignees: [commenter]
                });

                // Post a friendly confirmation comment
                const message = `Great! @${commenter} is now assigned to this issue. 🎉`;
                await github.rest.issues.createComment({
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  issue_number: issueNumber,
                  body: message
                });
              }
            }