cache-images.yaml

name: Update Hugo image cache

on:
  push:
    branches:
      - develop

env:
  repo_name: docs
  repo_owner: linode
  hugo_image_cache_name: hugo-generated-images
  hugo_image_cache_path: /home/runner/work/docs/docs/docs-repo/resources/_gen/images/

jobs:
  cache-images:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
        with:
          path: docs-repo

      - name: Print current docs repo branch/ref/commit
        working-directory: ./docs-repo
        run: |
          git status
          git log -1

      - name: List contents of images dir
        continue-on-error: true
        run: ls -al ${{ env.hugo_image_cache_path }}

      - name: Cache images dir
        uses: actions/cache@v2
        with:
          path: ${{ env.hugo_image_cache_path }}
          key: ${{ env.hugo_image_cache_name }}-${{ github.run_id }}
          restore-keys: |
            ${{ env.hugo_image_cache_name }}

      - name: List contents of images dir
        continue-on-error: true
        run: ls -al ${{ env.hugo_image_cache_path }}

      - name: Install dependencies (Node)
        working-directory: ./docs-repo
        run: npm ci

      - name: Set up Hugo
        uses: peaceiris/actions-hugo@v2
        with:
          hugo-version: '0.116.1'

      - name: Build Hugo
        working-directory: ./docs-repo
        run: hugo --gc

      - name: List existing Hugo image caches
        run: |
          curl \
          -H "Accept: application/vnd.github+json" \
          -H "Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}" \
          https://api.github.com/repos/${{ env.repo_owner }}/${{ env.repo_name }}/actions/caches?key=${{ env.hugo_image_cache_name }} \
          -o cache-list.json

          echo "The following caches will be deleted:"
          cat cache-list.json

      - name: Delete existing Hugo image caches
        run: |
          for id in $(jq '.actions_caches[].id' cache-list.json); do
            echo "Deleting cache with id $id"
            curl \
            -X DELETE \
            -H "Accept: application/vnd.github+json" \
            -H "Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}" \
            https://api.github.com/repos/${{ env.repo_owner }}/${{ env.repo_name }}/actions/caches/$id
          done