name: 'Setup vcpkg'
description: 'Installs vcpkg and initialises binary caching via NuGet'
inputs:
  vcpkg-location:
    description: 'Where to install vcpkg'
    required: true
  mono-install-command:
    description: 'Command to run to install mono'
    required: false

runs:
  using: "composite"
  steps:
    - name: Install vcpkg
      shell: bash
      run: |
        git clone https://github.com/microsoft/vcpkg "${{ inputs.vcpkg-location }}"
        cd "${{ inputs.vcpkg-location }}"
        ./bootstrap-vcpkg.$(if [ "${{ runner.os }}" = "Windows" ]; then echo "bat"; else echo "sh"; fi) -disableMetrics

    - name: Install mono
      if: inputs.mono-install-command
      shell: bash
      run: |
        ${{ inputs.mono-install-command }}
        echo "MONO=mono" >> "$GITHUB_ENV"

    - name: Setup NuGet Credentials
      shell: bash
      env:
        FEED_URL: 'https://nuget.pkg.github.com/${{ github.repository_owner }}/index.json'
      run: |
        cd "${{ inputs.vcpkg-location }}"
        ${{ env.MONO }} $(./vcpkg fetch nuget | tail -n 1) \
          sources add \
          -source "${{ env.FEED_URL }}" \
          -storepasswordincleartext \
          -name "GitHub" \
          -username "${{ github.repository_owner }}" \
          -password "${{ github.token }}"
        ${{ env.MONO }} $(./vcpkg fetch nuget | tail -n 1) \
          setapikey "${{ github.token }}" \
          -source "${{ env.FEED_URL }}"

    - name: Setup vcpkg caching
      uses: actions/github-script@v7
      with:
        script: |
          core.exportVariable('VCPKG_BINARY_SOURCES', 'clear;nuget,GitHub,readwrite')