name: Build and Upload Release

on:
   push:
      tags:
         - 'v**'

   # Allow running manually from the actions tab
   workflow_dispatch:

env:
   # See: https://docs.github.com/en/packages/managing-github-packages-using-github-actions-workflows/publishing-and-installing-a-package-with-github-actions#upgrading-a-workflow-that-accesses-ghcrio
   IMAGE_NAME: 5etools-img

concurrency:
   group: "release"
   cancel-in-progress: true

jobs:
   create-release:
      runs-on: ubuntu-latest
      steps:
         -  uses: actions/checkout@master

         -  name: Archive Images
            run: |
               rm -rf docker Dockerfile
               mkdir -p img
               ls | grep -v img | xargs mv -t img
               zip -r -s 500m img-${{ github.ref_name }}.zip img/

         -  name: Upload Release
            # Add the files one-by-one in an effort to avoid timeouts
            # Sleep between creating the release and adding files, as the release takes time to be created (?)
            run: |
               gh release create "${{github.ref_name}}" --title "${{github.ref_name}}" --notes "Version ${{ github.ref_name }}"
               sleep 10
               for f in $(find . -name 'img-${{ github.ref_name }}.*' -print); do gh release upload ${{ github.ref_name }} $f; done
            env:
               GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

   create-image:
      runs-on: ubuntu-latest
      steps:
         -  uses: actions/checkout@master

         # Avoid the following error when building multiple large images:
         # `System.IO.IOException: No space left on device : '/home/runner/runners/2.319.1/_diag/Worker_20240826-130726-utc.log'`
         # See also: https://docs.github.com/en/actions/using-github-hosted-runners/using-github-hosted-runners/about-github-hosted-runners#standard-github-hosted-runners-for-public-repositories
         -  name: Free Disk Space (Ubuntu)
            uses: insightsengineering/disk-space-reclaimer@v1
            with:
               android: true
               dotnet: true
               haskell: true
               large-packages: true
               swap-storage: true
               docker-images: false
         # See: https://stackoverflow.com/a/58178121
         -  name: Set Env
            run: |
               IMAGE_VERSION=${{ github.ref_name }}
               # Strip "v" prefix from tag name
               [[ "${{ github.ref }}" == "refs/tags/"* ]] && IMAGE_VERSION=$(echo $IMAGE_VERSION | sed -e 's/^v//')
               echo "IMAGE_VERSION=$IMAGE_VERSION" >> $GITHUB_ENV
         
               echo "IMAGE_ID=$(echo ghcr.io/${{ github.repository_owner }}/$IMAGE_NAME | tr '[A-Z]' '[a-z]')" >> $GITHUB_ENV

         # region See: https://docs.github.com/en/packages/managing-github-packages-using-github-actions-workflows/publishing-and-installing-a-package-with-github-actions#upgrading-a-workflow-that-accesses-ghcrio     
         -  name: Use QEMU
            uses: docker/setup-qemu-action@master
            with:
             platforms: arm64,amd64
      
         - name: Set up Docker Buildx
           id: buildx
           uses: docker/setup-buildx-action@master

         -  name: Log In to Registry
            run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin

         -  name: Build the docker image 
            uses: docker/build-push-action@master
            with:
             context: .
             builder: ${{ steps.buildx.outputs.name }}
             platforms: linux/arm64,linux/amd64
             push: true
             tags: ghcr.io/${{ github.repository_owner }}/5etools-img:latest               
         # endregion