add-label.yml

# Automatically adds labels to issues based on policy categories
name: Add issue tags

on:
  issues:
    types: [opened]

permissions:
  issues: write
  contents: read

jobs:
  add_label:
    runs-on: ubuntu-latest
    timeout-minutes: 1

    steps:
    - name: Check out repository
      uses: actions/checkout@v4

    - name: Parse issue content and add labels
      id: labeler
      uses: actions/github-script@v7
      with:
        script: |
          const issueBody = context.payload.issue.body;
          const labelsToAdd = [];

          const policyVisionSectionMatch = issueBody.match(/## 政策ビジョン([\s\S]*)## 政策/);
          const policyVisionSection = policyVisionSectionMatch ? policyVisionSectionMatch[1] : '';

          const categories = [
            { regex: /^経済$/, label: '経済' },
            { regex: /^医療・防災$/, label: '医療・防災' },
            { regex: /^教育・子育て$/, label: '教育・子育て' },
            { regex: /^行政$/, label: '行政' },
            { regex: /^民主主義$/, label: '民主主義' },
            { regex: /^その他$/, label: 'その他' },
          ];

          policyVisionSection.split('\n').forEach(line => {
            line.split(', ').forEach(item => {
              categories.forEach(category => {
                if (category.regex.test(item)) {
                  console.log(`Match: ${category.label}`);
                  labelsToAdd.push(category.label);
                }
              });
            });
          });

          if (labelsToAdd.length > 0) {
            github.rest.issues.addLabels({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: context.issue.number,
              labels: labelsToAdd
            });
          }