name: Build static mosh deb
on:
  push:
    branches:
      - master

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Setup docker
        run: |
          export DEBIAN_FRONTEND=noninteractive
          # Add Docker's official GPG key:
          apt-get update
          apt-get install --no-install-recommends --no-install-suggests ca-certificates curl gnupg apt-transport-https
          install -m 0755 -d /etc/apt/keyrings
          curl -fsSL https://download.docker.com/linux/debian/gpg |  gpg --dearmor -o /etc/apt/keyrings/docker.gpg
          chmod a+r /etc/apt/keyrings/docker.gpg
          # Add the repository to Apt sources:
          echo \
            "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/debian \
            "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \
            tee /etc/apt/sources.list.d/docker.list > /dev/null
          apt-get update
          apt-get install --no-install-recommends --no-install-suggests docker-ce-cli docker-buildx-plugin docker-compose-plugin
      - name: Check out repository code
        uses: actions/checkout@v3
        
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      
      #- name: Cache Docker layers
      #  uses: actions/cache@v3
      #  with:
      #    path: /tmp/.buildx-cache
      #    key: ${{ runner.os }}-buildx-${{ github.sha }}
      #    restore-keys: |
      #      ${{ runner.os }}-buildx-
      
      - name: Build image
        uses: docker/build-push-action@v4
        with:
          context: .
          push: false
          load: true # automatically load the single-platform build result to docker images
          #env:
          #  ACTIONS_RUNTIME_TOKEN: ""
          tags: tmp/mosh-build
          cache-from: type=local,src=/tmp/.buildx-cache
          cache-to: type=local,dest=/tmp/.buildx-cache-new,mode=max
       
      # Temp fix
      # https://github.com/docker/build-push-action/issues/252
      # https://github.com/moby/buildkit/issues/1896
      #- name: Move cache
      #  run: |
      #    rm -rf /tmp/.buildx-cache
      #    mv /tmp/.buildx-cache-new /tmp/.buildx-cache
      
      - name: Extract packages from image
        run: |
          mkdir -p ./out
          docker run --rm tmp/mosh-build sh -c "tar cf - --strip-components 1 ../mosh_*.deb" | tar vx -C ./out
          ls -lh ./out
          mv ./out/mosh_*.deb ./out/mosh_static_amd64.deb
      
      - name: Upload packages
        uses: actions/upload-artifact@v3
        with:
          name: mosh_static_amd64.deb
          path: ./out/mosh_static_amd64.deb
          if-no-files-found: error