assign-command.yml

name: Assign command

on:
  issue_comment:
    types: [created]

permissions:
  issues: write

env:
  PROJECT_ID: PVT_kwHOA8O2Dc4BX1OY
  STATUS_FIELD_ID: PVTSSF_lAHOA8O2Dc4BX1OYzhS_ZbU
  STATUS_IN_PROGRESS: "98236657"
  STATUS_BACKLOG: "f75ad846"

jobs:
  assign:
    if: ${{ !github.event.issue.pull_request && (github.event.comment.body == '/assign' || github.event.comment.body == '/unassign') }}
    runs-on: ubuntu-latest
    steps:
      - name: Handle /assign
        id: do_assign
        if: github.event.comment.body == '/assign'
        uses: actions/github-script@v7
        with:
          script: |
            const { owner, repo } = context.repo;
            const issue_number = context.issue.number;
            const commenter = context.payload.comment.user.login;

            const { data: issue } = await github.rest.issues.get({ owner, repo, issue_number });

            if (issue.assignees.length > 0) {
              const names = issue.assignees.map(a => `@${a.login}`).join(', ');
              await github.rest.issues.createComment({
                owner, repo, issue_number,
                body: `⚠️ This issue is already assigned to ${names}. Ask them to comment \`/unassign\` first if they're no longer working on it.`,
              });
              core.setOutput('assigned', 'false');
              return;
            }

            await github.rest.issues.addAssignees({ owner, repo, issue_number, assignees: [commenter] });
            await github.rest.issues.createComment({
              owner, repo, issue_number,
              body: `✅ Assigned to @${commenter}. Comment \`/unassign\` if you can no longer work on this. Open a PR that includes \`Closes #${issue_number}\` in its description when you're ready for review.`,
            });
            core.setOutput('assigned', 'true');

      - name: Move to In progress
        if: github.event.comment.body == '/assign' && steps.do_assign.outputs.assigned == 'true'
        uses: actions/github-script@v7
        with:
          github-token: ${{ secrets.PROJECT_TOKEN }}
          script: |
            const { data: issue } = await github.rest.issues.get({
              owner: context.repo.owner, repo: context.repo.repo, issue_number: context.issue.number,
            });

            const { node } = await github.graphql(
              `query($issueId: ID!) {
                node(id: $issueId) {
                  ... on Issue { projectItems(first: 10) { nodes { id project { id } } } }
                }
              }`,
              { issueId: issue.node_id }
            );

            const item = node.projectItems.nodes.find(n => n.project.id === process.env.PROJECT_ID);
            if (!item) {
              console.log('Issue is not on the project board; skipping status update.');
              return;
            }

            await github.graphql(
              `mutation($projectId: ID!, $itemId: ID!, $fieldId: ID!, $optionId: String!) {
                updateProjectV2ItemFieldValue(input: {
                  projectId: $projectId, itemId: $itemId, fieldId: $fieldId,
                  value: { singleSelectOptionId: $optionId }
                }) { projectV2Item { id } }
              }`,
              {
                projectId: process.env.PROJECT_ID,
                itemId: item.id,
                fieldId: process.env.STATUS_FIELD_ID,
                optionId: process.env.STATUS_IN_PROGRESS,
              }
            );

      - name: Handle /unassign
        id: do_unassign
        if: github.event.comment.body == '/unassign'
        uses: actions/github-script@v7
        with:
          script: |
            const { owner, repo } = context.repo;
            const issue_number = context.issue.number;
            const commenter = context.payload.comment.user.login;

            const { data: issue } = await github.rest.issues.get({ owner, repo, issue_number });
            const isAssigned = issue.assignees.some(a => a.login === commenter);

            if (!isAssigned) {
              await github.rest.issues.createComment({
                owner, repo, issue_number,
                body: `⚠️ @${commenter}, you're not currently assigned to this issue.`,
              });
              core.setOutput('unassigned', 'false');
              return;
            }

            await github.rest.issues.removeAssignees({ owner, repo, issue_number, assignees: [commenter] });
            await github.rest.issues.createComment({
              owner, repo, issue_number,
              body: `Unassigned @${commenter}. This issue is open again — comment \`/assign\` to pick it up.`,
            });
            core.setOutput('unassigned', 'true');

      - name: Move to Backlog
        if: github.event.comment.body == '/unassign' && steps.do_unassign.outputs.unassigned == 'true'
        uses: actions/github-script@v7
        with:
          github-token: ${{ secrets.PROJECT_TOKEN }}
          script: |
            const { data: issue } = await github.rest.issues.get({
              owner: context.repo.owner, repo: context.repo.repo, issue_number: context.issue.number,
            });

            const { node } = await github.graphql(
              `query($issueId: ID!) {
                node(id: $issueId) {
                  ... on Issue { projectItems(first: 10) { nodes { id project { id } } } }
                }
              }`,
              { issueId: issue.node_id }
            );

            const item = node.projectItems.nodes.find(n => n.project.id === process.env.PROJECT_ID);
            if (!item) {
              console.log('Issue is not on the project board; skipping status update.');
              return;
            }

            await github.graphql(
              `mutation($projectId: ID!, $itemId: ID!, $fieldId: ID!, $optionId: String!) {
                updateProjectV2ItemFieldValue(input: {
                  projectId: $projectId, itemId: $itemId, fieldId: $fieldId,
                  value: { singleSelectOptionId: $optionId }
                }) { projectV2Item { id } }
              }`,
              {
                projectId: process.env.PROJECT_ID,
                itemId: item.id,
                fieldId: process.env.STATUS_FIELD_ID,
                optionId: process.env.STATUS_BACKLOG,
              }
            );