name: "Theme Update"

on:
  schedule:
    - cron: "0 0 * * *"

jobs:
  update-theme:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4.1.1
        with:
          ref: main

      - name: Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: 18

      - name: Setup Hugo
        uses: peaceiris/actions-hugo@v3.0.0
        with:
          hugo-version: "latest"
          extended: true

      - name: Update hugo modules
        run: |
          # update to latest version of all modules
          hugo mod get -u

          # update the npm dependencies
          hugo mod npm pack

          # cleanup go.sum file
          hugo mod tidy

      - name: Install node modules
        run: npm install

      - name: Build
        run: |
          # build the site
          hugo --minify
          # remove file generated by the build
          rm -rf public/

      - name: Create Pull Request
        uses: peter-evans/create-pull-request@v7
        with:
          base: main
          title: Update theme
          labels: automerge