name: Rust CI

on:
  pull_request:
  push:
    branches:
      - master
      - staging
      - trying

env:
  RUSTFLAGS: -Dwarnings

jobs:

  fmt:
    name: Rustfmt
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: stable
          override: true
      - run: rustup component add rustfmt
      - name: Cache rust cargo artifacts
        uses: swatinem/rust-cache@v1
      - uses: actions-rs/cargo@v1
        with:
          command: fmt
          args: --all -- --check

  run_clippy:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - uses: actions-rs/toolchain@v1
        with:
            toolchain: stable
            components: clippy
            override: true
      - name: Cache rust cargo artifacts
        uses: swatinem/rust-cache@v1
      - uses: actions-rs/clippy-check@v1
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          args: --workspace --tests --examples --benches

  docs:
    name: Rust doc comments
    runs-on: ubuntu-latest
    env:
      RUSTDOCFLAGS: -Dwarnings
    steps:
      - name: Checkout sources
        uses: actions/checkout@v2
      - name: Install rust stable toolchain
        uses: actions-rs/toolchain@v1
        with:
          toolchain: stable
          profile: minimal
          components: rust-docs
          override: true
      - name: Cache rust cargo artifacts
        uses: swatinem/rust-cache@v1
      - name: Rustdoc
        uses: actions-rs/cargo@v1
        with:
          command: doc
          args: --document-private-items --no-deps

  build_and_test:
    name: Build and test
    strategy:
      matrix:
        include:
          # Currently used Rust version, same as in `rust-toolchain` file.
          - os: ubuntu-latest
            rust: 1.60.0
            python: 3.9
          - os: windows-latest
            rust: 1.60.0
            python: false # Python bindings compilation on Windows is not supported.

          # Minimum Supported Rust Version = 1.56.0
          #
          # Minimum Supported Python Version = 3.7
          # This is the minimum version for which manylinux Python wheels are
          # built.
          - os: ubuntu-latest
            rust: 1.56.0
            python: 3.7
    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@master

    - name: Install ${{ matrix.rust }}
      uses: actions-rs/toolchain@v1
      with:
        toolchain: ${{ matrix.rust }}
        override: true

    - name: Cache rust cargo artifacts
      uses: swatinem/rust-cache@v1

    - name: check
      uses: actions-rs/cargo@v1
      with:
        command: check
        args: --all --bins --examples --tests --features repl --benches

    - name: tests
      uses: actions-rs/cargo@v1
      with:
        command: test
        args: --all

    - name: install python
      if: ${{ matrix.python }}
      uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python }}

    - name: install tox
      if: ${{ matrix.python }}
      run: pip install tox

    - name: build C library
      if: ${{ matrix.python }}
      uses: actions-rs/cargo@v1
      with:
        command: build
        args: -p deltachat_ffi

    - name: run python tests
      if: ${{ matrix.python }}
      env:
        DCC_NEW_TMP_EMAIL: ${{ secrets.DCC_NEW_TMP_EMAIL }}
        DCC_RS_TARGET: debug
        DCC_RS_DEV: ${{ github.workspace }}
      working-directory: python
      run: tox -e lint,mypy,doc,py3