name: Send Email on Holidays Update

on:
  schedule:
    # 从 00:00 到 12:00 UTC，每 2 小时运行一次（对应北京时间 08:00 到 20:00）
    - cron: '0 0-12/2 * * *'

jobs:
  notify:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout code
      uses: actions/checkout@v4

    - name: Setup Node.js
      uses: actions/setup-node@v4
      with:
        node-version: "20"
        registry-url: "https://registry.npmjs.org"

    - name: Install dependencies
      run: npm install

    - name: Run script
      id: run-script
      run: npm run fetch ${{ vars.HOLIDAYS_YEAR }}

    - name: Read holidays file
      id: read-holidays
      run: |
        echo "HOLIDAYS_CONTENT=$(cat holidays.html)" >> $GITHUB_ENV
      env:
        HOLIDAYS_CONTENT: $(cat holidays.html)

    - name: Send notification if holidays has value
      if: ${{ steps.run-script.outputs.holidays != '' }}
      uses: dawidd6/action-send-mail@v3
      with:
        server_address: smtp.gmail.com
        server_port: 587
        username: ${{ secrets.EMAIL_USERNAME }}
        password: ${{ secrets.EMAIL_PASSWORD }}
        subject: "${{ vars.HOLIDAYS_YEAR }} Holidays Update"
        to: hi@yaavi.me
        from: Holidays Update
        html_body: ${{ env.HOLIDAYS_CONTENT }}