update-versions.yml

name: Update versions

on:
  schedule:
    # Every hour at :00
    - cron: "0 * * * *"
  workflow_dispatch:

permissions:
  contents: write

jobs:
  check:
    runs-on: ubuntu-latest
    steps:
      - name: Check out repository
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
        with:
          token: ${{ secrets.PAT_TOKEN }}

      - name: Fetch latest versions from GitHub
        id: fetch
        run: |
          KITSU_VERSION=$(curl -s https://api.github.com/repos/cgwire/kitsu/releases/latest | jq -r '.tag_name' | sed 's/^v//')
          ZOU_VERSION=$(curl -s https://api.github.com/repos/cgwire/zou/tags | jq -r '.[0].name' | sed 's/^v//')

          for v in "$KITSU_VERSION" "$ZOU_VERSION"; do
            if ! echo "$v" | grep -qE '^[0-9]+\.[0-9]+\.[0-9]+$'; then
              echo "::error::Invalid version format: $v"
              exit 1
            fi
          done

          echo "KITSU_VERSION=${KITSU_VERSION}" >> "$GITHUB_OUTPUT"
          echo "ZOU_VERSION=${ZOU_VERSION}" >> "$GITHUB_OUTPUT"

      - name: Compare with current versions
        id: compare
        env:
          LATEST_KITSU: ${{ steps.fetch.outputs.KITSU_VERSION }}
          LATEST_ZOU: ${{ steps.fetch.outputs.ZOU_VERSION }}
        run: |
          set -a
          source versions.env
          set +a

          echo "Current: Kitsu=${KITSU_VERSION} Zou=${ZOU_VERSION}"
          echo "Latest:  Kitsu=${LATEST_KITSU} Zou=${LATEST_ZOU}"

          if [ "$KITSU_VERSION" = "$LATEST_KITSU" ] && [ "$ZOU_VERSION" = "$LATEST_ZOU" ]; then
            echo "changed=false" >> "$GITHUB_OUTPUT"
            echo "No updates needed."
          else
            echo "changed=true" >> "$GITHUB_OUTPUT"
            echo "Updates available!"
          fi

      - name: Update versions.env
        if: steps.compare.outputs.changed == 'true'
        env:
          LATEST_KITSU: ${{ steps.fetch.outputs.KITSU_VERSION }}
          LATEST_ZOU: ${{ steps.fetch.outputs.ZOU_VERSION }}
        run: |
          sed -i "s/^KITSU_VERSION=.*/KITSU_VERSION=${LATEST_KITSU}/" versions.env
          sed -i "s/^ZOU_VERSION=.*/ZOU_VERSION=${LATEST_ZOU}/" versions.env
          sed -i "s/^INDEX_VERSION=.*/INDEX_VERSION=01/" versions.env
          cat versions.env

      - name: Commit and push
        if: steps.compare.outputs.changed == 'true'
        env:
          LATEST_KITSU: ${{ steps.fetch.outputs.KITSU_VERSION }}
          LATEST_ZOU: ${{ steps.fetch.outputs.ZOU_VERSION }}
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git add versions.env
          git commit -m "Bump Kitsu and Zou versions (${LATEST_KITSU} and ${LATEST_ZOU})"
          git tag "${LATEST_KITSU}-${LATEST_ZOU}-01"
          git push origin master --tags