workflow.yml

name: Label Templated Issue

on:
  issues:
    types: [created]

jobs:
  label-templated-issue:
    runs-on: ubuntu-latest

    steps:
      - name: Get selected feature area
        id: get_selected_feature_area
        uses: actions/github-script@v6
        with:
          result-encoding: string
          script: |
            const issueBody = context.payload.issue.body;
            const featureAreaRegex = /Feature Area:\s*(.+)/i;
            const match = issueBody.match(featureAreaRegex);

            if (match && match[1]) {
              return match[1].trim().toLowerCase();
            } else {
              return "";
            }
      
      - name: Fetch label id for selected feature area
        id: fetch_label_id
        if: ${{ steps.get_selected_feature_area.outputs.result != '' }}
        uses: actions/github-script@v6
        with:
          script: |
            const featureArea = "${{ steps.get_selected_feature_area.outputs.result }}";
            const labels = await github.pulls.listLabels({
              owner: context.repo.owner,
              repo: context.repo.repo,
            });

            const label = labels.data.find(label => label.name.toLowerCase() === featureArea);
            return label ? label.id : "";
      
      - name: Label the issue
        if: ${{ steps.fetch_label_id.outputs.result != '' }}
        uses: actions/github-script@v6
        with:
          script: |
            const labelId = "${{ steps.fetch_label_id.outputs.result }}";
            const issueNumber = context.payload.issue.number;

            await github.issues.addLabels({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: issueNumber,
              labels: [labelId],
            });