ci.yml

on:
    push:
      branches:
        - main
        - master
        - ci
      tags:
        - "substudy_v*"
    pull_request:
      branches: [main]

jobs:
  # We run this job first, to create any GitHub release that we might need.
  # Creating a release can only be done once, so we need to split it out from
  # other jobs.
  create_release:
    name: Create release (if needed)
    runs-on: ubuntu-latest
    outputs:
      release_version: ${{ steps.extract_release_version.outputs.release_version }}
      upload_url: ${{ steps.create_release.outputs.upload_url }}
    steps:
      - uses: actions/checkout@v4
      - name: Extract release version
        id: extract_release_version
        run: |
          release_version="$(echo '${{ github.ref }}' | sed 's,^.*/\([^/]*\)$,\1,; s,^substudy_v,,' )"
          echo Release version: $release_version
          echo "::set-output name=release_version::$release_version"
      - name: Extract release body from CHANGELOG.md
        id: extract_release_body
        if: ${{ startsWith(github.ref, 'refs/tags/substudy_v') }}
        # Use `clparse` to parse `CHANGELOG.md` and extract release notes.
        run: |
          curl -sLO https://github.com/marcaddeo/clparse/releases/download/0.8.0/clparse-0.8.0-x86_64-unknown-linux-musl.tar.gz
          tar xzf clparse*.tar.gz
          sudo cp clparse /usr/local/bin
          rm -rf clparse*
          clparse -f json substudy/CHANGELOG.md | \
            jq ".releases[] | select(.version == \"${{ steps.extract_release_version.outputs.release_version }}\") | { title: \"\", description: \"\", releases: [.] }" | \
            clparse - | \
            tail -n +3 > RELEASE_BODY.md
      - name: "Make release"
        id: create_release
        if: ${{ startsWith(github.ref, 'refs/tags/substudy_v') }}
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ github.ref }}
          release_name: "${{ steps.extract_release_version.outputs.release_version }}"
          body_path: RELEASE_BODY.md

  # We use a matrix to run our build on every supported platform.
  build:
    name: "Build"

    needs:
      - create_release

    strategy:
      matrix:
        # target: Official name of system to compile for.
        # host: Official name of system doing the compiling.
        # cargo: Should we use regular cargo, or the cross wrapper for cross-compiling?
        # os: GitHub CI OS image to use on runner.
        include:
          - target: x86_64-unknown-linux-musl
            host: x86_64-unknown-linux-musl
            cargo: cross
            os: ubuntu-latest
            ext: ""
          - target: x86_64-apple-darwin
            host: x86_64-apple-darwin
            cargo: cargo
            os: macos-latest
            ext: ""
          - target: aarch64-apple-darwin
            host: x86_64-apple-darwin
            cargo: cargo
            os: macos-latest
            ext: ""
          - target: x86_64-pc-windows-msvc
            host: x86_64-pc-windows-msvc
            cargo: cargo
            os: windows-latest
            ext: ".exe"

    runs-on: ${{ matrix.os }}

    steps:
      - uses: FedericoCarboni/setup-ffmpeg@v3
        id: setup-ffmpeg
        with:
          ffmpeg-version: release
          # Apparently needed for Windows?
          github-token: ${{ github.server_url == 'https://github.com' && github.token || '' }}
      - name: Install Rust toolchain
        uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          # We track latest stable Rust instead of hardcoding it because it
          # virtually never breaks old code.
          toolchain: stable
          components: rustfmt, clippy
          target: ${{ matrix.target }}
      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
      - uses: actions/checkout@v4
      - name: Check source formatting and warnings
        run: |
          cargo fmt -- --check
        # cargo clippy -- -D warnings
      # - name: Check policy
      #   run: |
      #     version=0.11.0
      #     basename=cargo-deny-$version-${{ matrix.host }}
      #     curl -fLO https://github.com/EmbarkStudios/cargo-deny/releases/download/$version/$basename.tar.gz
      #     tar xf $basename.tar.gz
      #     mv $basename/cargo-deny /usr/local/bin/
      #     rm -rf $basename $basename.tar.gz
      #     cargo deny check
      - name: Test
        run: |
          cargo test
      - name: Install cargo cross (if needed)
        if: ${{ matrix.cargo == 'cross' }}
        # Note that this will not work for Rust programs using openssl or libpq.
        shell: bash
        run: |
          version=v0.2.1
          basename=cross-$version-${{ matrix.host }}
          curl -fLO https://github.com/rust-embedded/cross/releases/download/$version/$basename.tar.gz
          tar xf $basename.tar.gz
          mv cross /usr/local/bin/
          rm -rf $basename.tar.gz
      - name: Build binaries
        run: |
          ${{ matrix.cargo }} build --release --target ${{ matrix.target }}
      # If we have a code-signing identity, we could use it like this.
      #
      # - name: Sign binaries (if needed)
      #   if: ${{ contains(matrix.target, 'apple') }}
      #   run: |
      #     codesign --force -s $YOUR_IDENTITY_HERE target/${{ matrix.target }}/release/substudy
      - name: Build release
        uses: thedoctor0/zip-release@0.7.5
        with:
          type: zip
          directory: target/${{ matrix.target }}/release
          path: substudy${{ matrix.ext }}
          filename: ../../../substudy_${{ needs.create_release.outputs.release_version }}_${{ matrix.target }}.zip
      - name: Upload Release Asset
        if: ${{ startsWith(github.ref, 'refs/tags/substudy_v') }}
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ needs.create_release.outputs.upload_url }}
          asset_path: ./substudy_${{ needs.create_release.outputs.release_version }}_${{ matrix.target }}.zip
          asset_name: substudy_${{ needs.create_release.outputs.release_version }}_${{ matrix.target }}.zip
          asset_content_type: application/zip