name: Build

on:
  pull_request:
  push:
    paths-ignore:
      - '*.md'
      - 'LICENSE*'
  workflow_dispatch:

env:
  RUSTC_WRAPPER: sccache
  SCCACHE_GHA_ENABLED: "true"

jobs:
  check:
    name: Check
    runs-on: ubuntu-latest
    strategy:
      matrix:
        toolchain: [ stable, 1.85.0, nightly ]
      fail-fast: false
    env:
      RUSTFLAGS: -D warnings
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Setup Rust toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.toolchain }}
          components: clippy
      - name: Setup sccache
        uses: mozilla-actions/sccache-action@v0.0.9
      - name: Cargo check
        run: cargo check --all-targets
      - name: Cargo clippy
        run: cargo clippy --all-targets

  fmt:
    name: Format
    runs-on: ubuntu-latest
    env:
      RUSTFLAGS: -D warnings
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Setup Rust toolchain
        # We use nightly options in rustfmt.toml
        uses: dtolnay/rust-toolchain@nightly
        with:
          components: rustfmt
      - name: Cargo fmt
        run: cargo fmt --all --check

  cbindgen:
    name: Check C header
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Setup Rust toolchain
        uses: dtolnay/rust-toolchain@stable
      - name: Setup sccache
        uses: mozilla-actions/sccache-action@v0.0.9
      - name: Install cbindgen
        run: cargo install cbindgen
      - name: Generate header
        run: cbindgen --config nod-ffi/cbindgen.toml --crate nod-ffi --output /tmp/nod.h
      - name: Check header is up to date
        run: diff nod-ffi/include/nod.h /tmp/nod.h

  deny:
    name: Deny
    runs-on: ubuntu-latest
    env:
      RUSTC_WRAPPER: "" # sccache breaks cargo-deny
    strategy:
      matrix:
        checks:
          - advisories
          - bans licenses sources
      fail-fast: false
    # Prevent new advisories from failing CI
    continue-on-error: ${{ matrix.checks == 'advisories' }}
    steps:
      - uses: actions/checkout@v4
      - uses: EmbarkStudios/cargo-deny-action@v2
        with:
          command: check ${{ matrix.checks }}

  test:
    name: Test
    strategy:
      matrix:
        platform: [ ubuntu-latest, windows-latest, macos-latest ]
      fail-fast: false
    runs-on: ${{ matrix.platform }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Setup Rust toolchain
        uses: dtolnay/rust-toolchain@stable
      - name: Setup sccache
        uses: mozilla-actions/sccache-action@v0.0.9
      - name: Cargo test
        run: cargo test --release

  build:
    name: Build nodtool
    env:
      BUILD_PROFILE: release-lto
      CARGO_BIN_NAME: nodtool
      CARGO_INCREMENTAL: 0
      CARGO_TARGET_DIR: target
    strategy:
      matrix:
        include:
          - platform: ubuntu-latest
            target: x86_64-unknown-linux-musl
            name: linux-x86_64
            build: zigbuild
            features: default
          - platform: ubuntu-latest
            target: i686-unknown-linux-musl
            name: linux-i686
            build: zigbuild
            features: default
          - platform: ubuntu-latest
            target: aarch64-unknown-linux-musl
            name: linux-aarch64
            build: zigbuild
            features: default
          - platform: windows-latest
            target: i686-pc-windows-msvc
            name: windows-x86
            build: build
            features: default
          - platform: windows-latest
            target: x86_64-pc-windows-msvc
            name: windows-x86_64
            build: build
            features: default
          - platform: windows-latest
            target: aarch64-pc-windows-msvc
            name: windows-arm64
            build: build
            features: default
          - platform: macos-latest
            target: x86_64-apple-darwin
            name: macos-x86_64
            build: build
            features: default
          - platform: macos-latest
            target: aarch64-apple-darwin
            name: macos-arm64
            build: build
            features: default
      fail-fast: false
    runs-on: ${{ matrix.platform }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Install dependencies
        if: matrix.packages != ''
        run: |
          sudo apt-get -y update
          sudo apt-get -y install ${{ matrix.packages }}
      - name: Install cargo-zigbuild
        if: matrix.build == 'zigbuild'
        run: pip install ziglang==0.13.0 cargo-zigbuild==0.19.1
      - name: Setup Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: ${{ matrix.target }}
      - name: Setup sccache
        uses: mozilla-actions/sccache-action@v0.0.9
      - name: Cargo build
        run: >
          cargo ${{ matrix.build }} --profile ${{ env.BUILD_PROFILE }} --target ${{ matrix.target }}
          --bin ${{ env.CARGO_BIN_NAME }} --features ${{ matrix.features }}
      - name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: ${{ env.CARGO_BIN_NAME }}-${{ matrix.name }}
          path: |
            ${{ env.CARGO_TARGET_DIR }}/${{ matrix.target }}/${{ env.BUILD_PROFILE }}/${{ env.CARGO_BIN_NAME }}
            ${{ env.CARGO_TARGET_DIR }}/${{ matrix.target }}/${{ env.BUILD_PROFILE }}/${{ env.CARGO_BIN_NAME }}.exe
          if-no-files-found: error

  build-libs:
    name: Build libraries
    strategy:
      matrix:
        include:
          - platform: ubuntu-latest
            name: linux-x86_64
          - platform: windows-latest
            name: windows-x86_64
          - platform: macos-latest
            name: macos-arm64
      fail-fast: false
    runs-on: ${{ matrix.platform }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Setup Rust toolchain
        uses: dtolnay/rust-toolchain@stable
      - name: Setup sccache
        uses: mozilla-actions/sccache-action@v0.0.9
      - name: Setup MSVC environment
        uses: ilammy/msvc-dev-cmd@v1
        if: startsWith(matrix.platform, 'windows-')
      - name: Configure
        run: cmake -B build -G Ninja -DCMAKE_BUILD_TYPE=Release
      - name: Build
        run: cmake --build build --config Release
      - name: Install
        run: cmake --install build --prefix install --config Release
      - name: Package
        run: tar czf libnod-${{ matrix.name }}.tar.gz -C install .
      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: libnod-${{ matrix.name }}
          path: libnod-${{ matrix.name }}.tar.gz
          archive: false
          if-no-files-found: error

  cargo-vendor:
    name: Vendor Cargo crates
    if: startsWith(github.ref, 'refs/tags/')
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Setup Rust toolchain
        uses: dtolnay/rust-toolchain@stable
      - name: Setup sccache
        uses: mozilla-actions/sccache-action@v0.0.9
      - name: Install cargo-vendor-filterer
        run: cargo install --locked cargo-vendor-filterer
      - name: Generate vendored crates archive
        shell: bash
        run: |
          set -eou pipefail
          mkdir .cargo
          cargo vendor-filterer > .cargo/config.toml
          find .cargo vendor -type f | tar -cavf vendored-crates.tar.zst -T -
      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: vendored-crates.tar.zst
          path: vendored-crates.tar.zst
          archive: false
          if-no-files-found: error

  release:
    name: Release
    if: startsWith(github.ref, 'refs/tags/')
    runs-on: ubuntu-latest
    needs: [ build, build-libs, cargo-vendor ]
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Check git tag against Cargo version
        shell: bash
        run: |
          set -eou pipefail
          tag='${{github.ref}}'
          tag="${tag#refs/tags/}"
          version=$(grep '^version' Cargo.toml | head -1 | awk -F' = ' '{print $2}' | tr -d '"')
          version="v$version"
          if [ "$tag" != "$version" ]; then
            echo "::error::Git tag doesn't match the Cargo version! ($tag != $version)"
            exit 1
          fi
      - name: Download artifacts
        uses: actions/download-artifact@v4
        with:
          path: artifacts
      - name: Rename artifacts
        working-directory: artifacts
        run: |
          set -euo pipefail
          mkdir ../out
          for dir in */; do
            for file in "$dir"*; do
              base=$(basename "$file")
              # .tar.gz files (lib packages) are already named correctly
              if [[ "$base" == *.tar.gz ]]; then
                mv "$file" "../out/$base"
                continue
              fi
              if [[ "$base" == *.tar.zst ]]; then
                name="${base%%.*}"
                mv "$file" "../out/${name}-${{github.ref_name}}.tar.zst"
                continue
              fi
              name="${base%.*}"
              ext="${base##*.}"
              if [ "$ext" = "$base" ]; then
                  ext=""
              else
                  ext=".$ext"
              fi
              arch="${dir%/}" # remove trailing slash
              arch="${arch##"$name-"}" # remove bin name
              dst="../out/${name}-${arch}${ext}"
              mv "$file" "$dst"
            done
          done
          ls -R ../out
      - name: Release
        uses: softprops/action-gh-release@v2
        with:
          files: out/*
          draft: true
          generate_release_notes: true