ci.yml

on:
  push:
    branches: [ main ]
  pull_request:

name: CI

jobs:

  test:
    name: Cargo test (${{ matrix.os }})
    runs-on: ${{ matrix. os }}

    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, windows-latest, macos-latest]

    steps:
    - uses: actions/checkout@v4
    - name: Build
      run: cargo build --release --verbose --examples
    - name: Test
      run: cargo test --release
  
  check:
    name: Check
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: stable
          override: true
      - uses: actions-rs/cargo@v1
        with:
          command: check

  fmt:
    name: Rustfmt
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: stable
          override: true
      - run: rustup component add rustfmt
      - uses: actions-rs/cargo@v1
        with:
          command: fmt
          args: --all -- --check  # Also fmt subdirectories

  clippy:
    name: Clippy
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: stable
          override: true
      - run: rustup component add clippy
      - uses: actions-rs/cargo@v1
        with:
          command: clippy
          args: --all -- -D warnings
  
  R-CMD-check:

    name: R CMD check (${{ matrix.os }})
    runs-on: ${{ matrix.os }}

    strategy:
      fail-fast: false
      matrix:
         os: ['ubuntu-latest', 'macos-latest'] # TODO: Add windows here

    steps:
      - uses: actions/checkout@v4
      - uses: r-lib/actions/setup-r@v2
        with:
          r-version: 'release'
          use-public-rspm: true
      - uses: actions-rs/toolchain@v1
        with:
          toolchain: 'stable'
      - name: Install dependencies
        run: |
          install.packages(c("R6", "testthat", "rcmdcheck"), repos="http://cran.us.r-project.org")
        shell: Rscript {0}
      - name: Run R CMD check
        run: |
          R CMD check --as-cran --no-vignettes --no-manual ./changeforest-r
        env:
          _R_CHECK_CRAN_INCOMING_: false
        if: matrix.os != 'windows-latest'
      - name: Check for warnings
        run: |
          CHECK_LOG_FILE=changeforest-r.Rcheck/00check.log
          CHECK_INSTALL_FILE=changeforest-r.Rcheck/00install.out
          if ! [[ -f "$CHECK_LOG_FILE" ]]; then
            echo "Log-file not found."
            exit 1
          fi
          if cat $CHECK_LOG_FILE | grep -q "ERROR"; then
            cat $CHECK_INSTALL_FILE
            cat $CHECK_LOG_FILE
            exit 1
          fi
          if cat $CHECK_LOG_FILE | grep -q "WARNING"; then
            echo "Found warnings, treated as errors."
            cat $CHECK_LOG_FILE
            exit 1
          fi
        # e: pipefail
        # x: print commands
        # u: unset variables are errors
        # l: as login script
        shell: bash -lxu {0}
        if: matrix.os != 'windows-latest'


  python-tests:
    name: Python tests (${{ matrix.os }})
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        python-version: [3.9]
        os: [ubuntu-latest, macos-latest, windows-latest]
    env:
      MPLBACKEND: Agg  # https://github.com/orgs/community/discussions/26434

    steps:

      - uses: actions/checkout@v4

      - uses: actions-rs/toolchain@v1
        with:
          toolchain: 'stable'

      - uses: actions/setup-python@v5
        with:
          python-version: ${{ matrix.python-version }}

      - name: Build wheel
        run: |
          pip install --upgrade maturin
          maturin build --release -m changeforest-py/Cargo.toml

      - name: Install wheel
        run: |
          pip install numpy matplotlib pytest
          pip install --force-reinstall --no-index --find-links changeforest-py/target/wheels/ changeforest

      - name: Run tests
        run: pytest changeforest-py/tests