name: 'openpilot env setup'

inputs:
  setup_docker_scons_cache:
    description: 'Whether or not to build the scons-cache docker image'
    required: false
    default: 'false'
  git_lfs:
    description: 'Whether or not to pull the git lfs'
    required: false
    default: 'true'

runs:
  using: "composite"
  steps:
    # do this after checkout to ensure our custom LFS config is used to pull from GitLab
    - shell: bash
      if: ${{ inputs.git_lfs == 'true' }}
      run: git lfs pull

    # build cache
    - id: date
      shell: bash
      run: echo "CACHE_COMMIT_DATE=$(git log -1 --pretty='format:%cd' --date=format:'%Y-%m-%d-%H:%M')" >> $GITHUB_ENV
    - shell: bash
      run: echo "$CACHE_COMMIT_DATE"
    - id: restore-scons-cache
      uses: actions/cache/restore@v3
      with:
        path: .ci_cache/scons_cache
        key: scons-${{ env.CACHE_COMMIT_DATE }}-${{ github.sha }}
        restore-keys: |
          scons-${{ env.CACHE_COMMIT_DATE }}-
          scons-
    # if we didn't get a cache hit, make the directory manually so it doesn't fail on future steps
    - id: scons-cache-setup
      shell: bash
      if: steps.restore-scons-cache.outputs.cache-hit != 'true'
      run: mkdir -p $GITHUB_WORKSPACE/.ci_cache/scons_cache
    # as suggested here: https://github.com/moby/moby/issues/32816#issuecomment-910030001
    - id: normalize-file-permissions
      shell: bash
      name: Normalize file permissions to ensure a consistent docker build cache
      run: |
        find . -type f -executable -not -perm 755 -exec chmod 755 {} \;
        find . -type f -not -executable -not -perm 644 -exec chmod 644 {} \;
    # build our docker image
    - shell: bash
      run: eval ${{ env.BUILD }}
    - id: setup-scons-cache-docker
      name: Sets up a docker image with scons cache that can by mounted as a buildkit cache mount
      shell: bash
      if: ${{ inputs.setup_docker_scons_cache == 'true' }}
      run: |
        cp selfdrive/test/Dockerfile.scons_cache $GITHUB_WORKSPACE/.ci_cache
        cd $GITHUB_WORKSPACE/.ci_cache
        DOCKER_BUILDKIT=1 docker build -t scons-cache -f Dockerfile.scons_cache .