name: ci
run-name: "ci: ${{ github.event.pull_request.title }}"

on:
  pull_request:
    paths:
      - projects/**/*
      - .github/workflows/ci.yml

concurrency:
  group: ci/${{ github.event.pull_request.head.ref }}
  cancel-in-progress: true

jobs:
  plan:
    runs-on: ubuntu-latest
    outputs:
      pkgs: ${{ steps.diff.outputs.pkgs }}
    steps:
      - uses: actions/checkout@v3
      - uses: technote-space/get-diff-action@v6
        id: get-diff
        with:
          PATTERNS: projects/**/package.yml
      - id: diff
        run: |
          for x in ${{ steps.get-diff.outputs.diff }}; do
            y=$(echo $x | sed 's#projects/\(.*\)/[^/]*#\1#')
            RESULT="$RESULT ${y//$'\n'/}"
          done
          if [ -n "$RESULT" ]; then
            RESULT="$(echo -n $RESULT | jq -R -s -c 'split(" ")')"
          else
            RESULT='["zlib.net"]'
          fi
          echo "pkgs=$RESULT" >> $GITHUB_OUTPUT

  build:
    if: needs.plan.outputs.pkgs
    needs: plan
    name: ci ${{ matrix.platform.name }} ${{matrix.pkg}}
    strategy:
      fail-fast: false
      matrix:
        pkg: ${{ fromJSON(needs.plan.outputs.pkgs) }}
        platform:
          - os: ["self-hosted", "macOS", "X64"]
            name: x64
          - os: ["self-hosted", "macOS", "ARM64"]
            name: ²
          - os: ["self-hosted", "linux", "ARM64"]
            name: "*nix·ARM64"
          - os: { group: "linux-x86-64" }
            container: debian:buster-slim
            name: "*nix64"
    runs-on: ${{ matrix.platform.os }}
    container: ${{ matrix.platform.container }}
    env:
      PKGX_PANTRY_PATH: ${{ github.workspace }}
    steps:
      - uses: actions/checkout@v4

      - uses: ./.github/actions/setup
        with:
          p12-file-base64: ${{ secrets.APPLE_CERTIFICATE_P12 }}
          p12-password: ${{ secrets.APPLE_CERTIFICATE_P12_PASSWORD }}
          APPLE_IDENTITY: ${{ secrets.APPLE_IDENTITY }}

      - uses: pkgxdev/setup@v2
        with:
          PKGX_DIR: /opt

      - uses: pkgxdev/brewkit/build@v1
        id: build
        with:
          pkg: ${{ matrix.pkg }}

      - uses: pkgxdev/brewkit/audit@v1
        with:
          pkg: ${{ steps.build.outputs.pkgspec }}
        if: steps.build.outputs.pkgspec

      # prevent tests passing because the build directory is still there
      - name: wipe builds directory
        run: |
          test -d builds
          rm -rf builds
        if: steps.build.outputs.pkgspec

      - uses: pkgxdev/brewkit/test@v1
        with:
          pkg: ${{ steps.build.outputs.pkgspec }}
        if: steps.build.outputs.pkgspec