name: Install nim
description: Install the given nim version

inputs:
  nimVersion:
    description: a nim version string like 2.2.2 or 2.0.8
    required: true
  os:
    description: a os string like "linux" "windows"
    required: true

runs:
  env:
    nimPath: "nim-${{inputs.nimVersion}}-${{inputs.os}}_x64.tar.xz"
    nimUrl: "https://nim-lang.org/download/${{env.nimPath}}"



  steps:

    ## Tries to use the cached version of the nim tar ball
    - name: cache restore
      id: cachestep1
      uses: https://code.forgejo.org/actions/cache/restore@v4
      with:
        path: ${{env.nimPath}}
        key: ${{env.nimPath}}

    # - name: cache hit
    #   run: |
    #     set -x
    #     test "${{ steps.cachestep1.outputs.cache-hit }}" != true

    - name: cache hit
      run: |
        if [ ! ${{ steps.cachestep1.outputs.cache-hit }} ]; then 
          echo "Download nim tarball"
          wget ${{env.nimUrl}}
        fi

    # # Download if no cache hit
    # - run: wget https://nim-lang.org/download/nim-2.2.2-linux_x64.tar.xz

    - name: cache save
      uses: https://code.forgejo.org/actions/cache/save@v4
      with:
        path: ${{env.nimPath}}
        key: ${{ steps.cachestep1.outputs.cache-primary-key }}


    - run: tar xvf ${{env.nimPath}}
    - run: ln -s `pwd`/nim-${{inputs.nimVersion}}/bin/* /usr/bin/
    - run: gcc --version
    - run: nim --version
    - run: nimble --version

    # - uses: actions/upload-artifact@v3
    #   with:
    #     name: myBuild
    #     path: testRunner