name: Create and publish an ISO

on:
  push:
    branches:
      - 'main'
    tags:
      - 'v*'
  pull_request:

# Test Values
env:
  ARCH: 'x86_64'
  IMAGE_NAME: 'base'
  IMAGE_REPO: 'quay.io/fedora-ostree-desktops'
  VERSION: '39'
  VARIANT: 'Server'

jobs:
  check-changes:
    name: Check Changes
    runs-on: ubuntu-latest
    outputs:
      container: ${{ steps.changes.outputs.container }}
    steps:
      - uses: actions/checkout@v3

      - uses: dorny/paths-filter@v2
        id: changes
        with:
          filters: |
            container:
              - 'Containerfile'
              - '/lorax_templates/**'
              - '/xorriso/**'
              - '/Makefile'
              - '/entrypoint.sh'

  build-container:
    runs-on: ubuntu-latest
    if: needs.check-changes.outputs.container == 'true'
    needs:
      - check-changes
    permissions:
      contents: read
      packages: write
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: |
            ghcr.io/${{ github.repository }}
          tags: |
            type=ref,event=branch
            type=ref,event=pr
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}

      - name: Buildah Build
        id: build-image
        uses: redhat-actions/buildah-build@v2
        with:
          containerfiles: Containerfile
          tags: ${{ steps.meta.outputs.tags }}
          
      - name: Push image
        uses: redhat-actions/push-to-registry@v2
        with:
          image: ${{ steps.build-image.outputs.image }}
          tags: ${{ steps.build-image.outputs.tags }}
          username: ${{ github.actor }}
          password: ${{ github.token }}


  build-and-push-iso:
    runs-on: ubuntu-latest
    needs:
      - check-changes
      - build-container
    if: always() && (needs.build-container.result == 'success' || needs.build-container.result == 'skipped')
    permissions:
      contents: read
      packages: write
    outputs:
      artifact_url: ${{ steps.upload.outputs.artifact-url }}
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Lowercase Registry
        id: registry_case
        uses: ASzc/change-string-case-action@v6
        with:
          string: ${{ env.IMAGE_REPO }}

      - name: Get image version
        id: meta
        uses: docker/metadata-action@v5
        with:
          tags: |
            type=ref,event=branch
            type=ref,event=pr

      - name: Build ISO with new container
        if: needs.check-changes.outputs.container == 'true'
        uses: ./
        with:
          arch: ${{ env.ARCH}}
          image_name: ${{ env.IMAGE_NAME}}
          image_repo: ${{ env.IMAGE_REPO}}
          version: ${{ env.VERSION }}
          variant: ${{ env.VARIANT }}
          action_version: ${{ steps.meta.outputs.tags || 'latest' }}

      - name: Build ISO with latest container
        if: needs.check-changes.outputs.container == 'false'
        uses: ./
        with:
          arch: ${{ env.ARCH}}
          image_name: ${{ env.IMAGE_NAME}}
          image_repo: ${{ env.IMAGE_REPO}}
          version: ${{ env.VERSION }}
          variant: ${{ env.VARIANT }}
          action_version: 'latest'

      - name: Rename ISO
        run: |
          mv build/deploy.iso build/${{ env.IMAGE_NAME }}-${{ env.VERSION }}.iso

      - name: Upload ISO as artifact
        id: upload
        uses: actions/upload-artifact@v4
        with:
          name: ${{ env.IMAGE_NAME }}-${{ env.VERSION }}.iso
          path: build/*.iso
          if-no-files-found: error
          retention-days: 0
          compression-level: 0
          overwrite: true

  test-qemu:
    runs-on: ubuntu-latest
    needs:
      - build-and-push-iso
    permissions:
      contents: read
      packages: write
    steps:
      - name: Ensure qemu is installed
        run: |
          apt-get update
          apt-get install -y qemu qemu-utils xorriso unzip

      - name: Create disk
        run: |
          qemu-img create -f qcow2 disk.qcow2 50G

      - name: Add anaconda.ks to ISO
        run: |
          wget ${{ needs.build-and-push-iso.outputs.artifact_url }}
          ls
          unzip *.zip
          cat << EOF > ks.cfg
          
          EOF
          xorriso -dialog on << EOF
          -indev ${{ env.IMAGE_NAME }}-${{ env.VERSION }}.iso
          -outdev test.iso
          -map ks.cfg ks.cfg
          -chmod 0444 ks.cfg
          -end
          EOF

      #- name: Start a VM
      #  run: |
      #    qemu-system-x86_64 --name "Anaconda" -m 4096 -cpu host -cdrom test.iso -drive file=disk.qcow2