name: Release

on:
  push:
    tags:
      - "v*"
  workflow_dispatch:

permissions:
  contents: write

env:
  CARGO_TERM_COLOR: always
  BINARY_NAME: polypulse
  MACOSX_DEPLOYMENT_TARGET: "10.15"

jobs:
  build:
    name: Build ${{ matrix.target }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        include:
          # musl static binaries: run on older Linux without newer GLIBC
          - target: x86_64-unknown-linux-musl
            os: ubuntu-latest
            archive: tar.gz
            musl: true
          - target: aarch64-unknown-linux-musl
            os: ubuntu-latest
            archive: tar.gz
            use_cross: true
          - target: x86_64-apple-darwin
            os: macos-latest
            archive: tar.gz
          - target: aarch64-apple-darwin
            os: macos-latest
            archive: tar.gz
          - target: x86_64-pc-windows-msvc
            os: windows-latest
            archive: zip
          - target: aarch64-pc-windows-msvc
            os: windows-latest
            archive: zip

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: ${{ matrix.target }}

      - name: Install musl toolchain
        if: matrix.musl == true
        run: |
          sudo apt-get update
          sudo apt-get install -y musl-tools

      - name: Cache cargo registry
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-${{ matrix.target }}-cargo-${{ hashFiles('**/Cargo.toml') }}
          restore-keys: |
            ${{ runner.os }}-${{ matrix.target }}-cargo-

      - name: Install cross
        if: matrix.use_cross == true
        uses: taiki-e/install-action@v2
        with:
          tool: cross

      - name: Build release binary (cross)
        if: matrix.use_cross == true
        run: cross build --release --target ${{ matrix.target }}

      - name: Build release binary
        if: matrix.use_cross != true
        run: cargo build --release --target ${{ matrix.target }}

      - name: Prepare release package (Unix)
        if: matrix.archive == 'tar.gz'
        run: |
          VERSION="${GITHUB_REF_NAME#v}"
          PACKAGE="${BINARY_NAME}-${VERSION}-${{ matrix.target }}"
          mkdir -p "dist/${PACKAGE}"
          cp "target/${{ matrix.target }}/release/${BINARY_NAME}" "dist/${PACKAGE}/"
          cp .env.example README.md README.zh-CN.md "dist/${PACKAGE}/"
          tar -czf "dist/${PACKAGE}.tar.gz" -C dist "${PACKAGE}"

      - name: Prepare release package (Windows)
        if: matrix.archive == 'zip'
        shell: pwsh
        run: |
          $Version = "${{ github.ref_name }}".TrimStart('v')
          $Package = "${{ env.BINARY_NAME }}-${Version}-${{ matrix.target }}"
          New-Item -ItemType Directory -Force -Path "dist/$Package" | Out-Null
          Copy-Item "target/${{ matrix.target }}/release/${{ env.BINARY_NAME }}.exe" "dist/$Package/"
          Copy-Item .env.example, README.md, README.zh-CN.md "dist/$Package/"
          Compress-Archive -Path "dist/$Package" -DestinationPath "dist/$Package.zip"

      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: ${{ env.BINARY_NAME }}-${{ matrix.target }}
          path: dist/
          if-no-files-found: error

  release:
    name: Publish GitHub Release
    needs: build
    runs-on: ubuntu-latest
    steps:
      - name: Download all artifacts
        uses: actions/download-artifact@v4
        with:
          path: dist
          merge-multiple: true

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          generate_release_notes: true
          files: dist/*