name: CMake

on: [push]

jobs:
  check-ci:
    runs-on: ubuntu-latest
    outputs:
      full-ci: ${{steps.check.outputs.all}}
    steps:
    - name: Check [full ci] annotation
      id: check
      run: |
        before=${{github.event.before}}
        if [ -z "$before" -o "$before" == 0000000000000000000000000000000000000000 ]; then
          before=main
        fi
        if [ ${{github.event.ref}} == refs/heads/main ] ||
           curl -H "Accept: application/vnd.github.v3+json" \
                -H 'Authorization: Bearer ${{secrets.GITHUB_TOKEN}}' \
             https://api.github.com/repos/TimothyGu/libilbc/compare/$before...${{github.event.after}} |
             jq -r '[.commits[].commit.message] | join(" ")' |
             grep -Fq '[full ci]'
        then
          echo "::set-output name=all::true"
          echo "Running full CI"
        else
          echo "::set-output name=all::false"
          echo "Only running fast CI"
        fi

  build-fast:
    strategy:
      matrix:
        include:
        - os: ubuntu-latest
          generator: Ninja
          shared: ON
        - os: ubuntu-latest
          generator: Unix Makefiles
          shared: OFF

    runs-on: ${{matrix.os}}
    env:
      GENERATOR: ${{matrix.generator}}
      TOOLSET: ${{matrix.toolset}}
      CONFIG: Release

    steps:
    - uses: actions/checkout@v2
      with:
        submodules: true

    - name: Install Ninja
      if: ${{matrix.generator == 'Ninja' && startsWith(matrix.os, 'ubuntu-')}}
      shell: bash
      run: |
        if ! ninja --version 2>/dev/null; then
          sudo apt-get install ninja-build
          ninja --version
        fi

    - name: Show supported generators
      shell: bash
      run: cmake --help | sed -n '/Generators/,$p'

    - name: Configure CMake
      shell: bash
      run: |
        cmake ${GENERATOR:+-G "$GENERATOR"} ${TOOLSET:+-T "$TOOLSET"} -DCMAKE_BUILD_TYPE=$CONFIG -DBUILD_SHARED_LIBS=${{matrix.shared}} -S "$GITHUB_WORKSPACE" -B '${{runner.workspace}}/build'

    - name: Build
      shell: bash
      run: cmake --build '${{runner.workspace}}/build' --config $CONFIG

    - name: Run ilbc_test
      shell: bash
      run: |
        cmake --build '${{runner.workspace}}/build' --config $CONFIG -v -t ilbc_test-sample ilbc_test2-sample
        wc -c "$GITHUB_WORKSPACE/sample.pcm"
        wc -c '${{runner.workspace}}/build/decoded.pcm'
        wc -c '${{runner.workspace}}/build/decoded2.pcm'
        cmake -E sha256sum '${{runner.workspace}}/build/decoded.pcm'
        cmake -E sha256sum '${{runner.workspace}}/build/decoded2.pcm'

        expect=722ad5f71f80736195669604c20e448618cb03896e4e9869c6291abe5cc5ab8c
        actual=$(cmake -E sha256sum '${{runner.workspace}}/build/decoded.pcm' | cut -f1 -d' ')
        actual2=$(cmake -E sha256sum '${{runner.workspace}}/build/decoded2.pcm' | cut -f1 -d' ')
        exitcode=0
        if [ "$expect" != "$actual" ]; then
          echo 'Expected decoded.pcm to have hash'
          echo "  $expect"
          exitcode=1
        fi
        if [ "$expect" != "$actual2" ]; then
          echo 'Expected decoded2.pcm to have hash'
          echo "  $expect"
          exitcode=1
        fi
        exit $exitcode

    - name: Install
      shell: bash
      run: |
        mkdir '${{runner.workspace}}/install'
        DESTDIR='${{runner.workspace}}/install' cmake --install '${{runner.workspace}}/build' --config $CONFIG
        find '${{runner.workspace}}/install'

  build:
    strategy:
      matrix:
        include:
        - os: macos-latest
          generator: Ninja
          shared: OFF
        - os: macos-latest
          generator: Unix Makefiles
          shared: ON
        - os: windows-latest
          shared: OFF
        - os: windows-latest
          shared: ON
        - os: windows-latest
          toolset: ClangCL
          shared: ON

        # Installing Ninja through Chocolatey is pretty slow...
        # - os: windows-latest
        #   generator: Ninja

    runs-on: ${{matrix.os}}
    needs: [check-ci]
    if: ${{needs.check-ci.outputs.full-ci == 'true'}}
    env:
      GENERATOR: ${{matrix.generator}}
      TOOLSET: ${{matrix.toolset}}
      CONFIG: Release

    steps:
    - uses: actions/checkout@v2
      with:
        submodules: true

    - name: Install Ninja (APT)
      if: ${{matrix.generator == 'Ninja' && startsWith(matrix.os, 'ubuntu-')}}
      shell: bash
      run: |
        if ! ninja --version 2>/dev/null; then
          sudo apt-get install ninja-build
          ninja --version
        fi

    - name: Install Ninja (Homebrew)
      if: ${{matrix.generator == 'Ninja' && startsWith(matrix.os, 'macos-')}}
      shell: bash
      run: |
        if ! ninja --version 2>/dev/null; then
          brew install ninja
          ninja --version
        fi

    # - name: Install Ninja (Chocolatey)
    #   if: ${{matrix.generator == 'Ninja' && startsWith(matrix.os, 'windows-')}}
    #   shell: bash
    #   run: |
    #     if ! ninja --version 2>/dev/null; then
    #       choco install ninja
    #       ninja --version
    #     fi
    #
    # - uses: ilammy/msvc-dev-cmd@v1
    #   if: ${{matrix.generator == 'Ninja' && startsWith(matrix.os, 'windows-')}}

    - name: Show supported generators
      shell: bash
      run: cmake --help | sed -n '/Generators/,$p'

    - name: Configure CMake
      shell: bash
      run: |
        cmake ${GENERATOR:+-G "$GENERATOR"} ${TOOLSET:+-T "$TOOLSET"} -DCMAKE_BUILD_TYPE=$CONFIG -DBUILD_SHARED_LIBS=${{matrix.shared}} -S "$GITHUB_WORKSPACE" -B '${{runner.workspace}}/build'

    - name: Build
      shell: bash
      run: cmake --build '${{runner.workspace}}/build' --config $CONFIG

    - name: Run ilbc_test
      shell: bash
      run: |
        cmake --build '${{runner.workspace}}/build' --config $CONFIG -v -t ilbc_test-sample ilbc_test2-sample
        wc -c "$GITHUB_WORKSPACE/sample.pcm"
        wc -c '${{runner.workspace}}/build/decoded.pcm'
        wc -c '${{runner.workspace}}/build/decoded2.pcm'
        cmake -E sha256sum '${{runner.workspace}}/build/decoded.pcm'
        cmake -E sha256sum '${{runner.workspace}}/build/decoded2.pcm'

        expect=722ad5f71f80736195669604c20e448618cb03896e4e9869c6291abe5cc5ab8c
        actual=$(cmake -E sha256sum '${{runner.workspace}}/build/decoded.pcm' | cut -f1 -d' ')
        actual2=$(cmake -E sha256sum '${{runner.workspace}}/build/decoded2.pcm' | cut -f1 -d' ')
        exitcode=0
        if [ "$expect" != "$actual" ]; then
          echo 'Expected decoded.pcm to have hash'
          echo "  $expect"
          exitcode=1
        fi
        if [ "$expect" != "$actual2" ]; then
          echo 'Expected decoded2.pcm to have hash'
          echo "  $expect"
          exitcode=1
        fi
        exit $exitcode

    - name: Install
      shell: bash
      run: |
        mkdir '${{runner.workspace}}/install'
        DESTDIR='${{runner.workspace}}/install' cmake --install '${{runner.workspace}}/build' --config $CONFIG
        find '${{runner.workspace}}/install'

  cross-compile:
    strategy:
      matrix:
        include:
        # For the `docker` key, check https://github.com/docker-library/official-images#architectures-other-than-amd64
        - os: ubuntu-latest
          target:
            name: Linux # uname -s
            processor: aarch64 # uname -m
            triplet: aarch64-linux-gnu
          docker: arm64v8/debian
          shared: ON
        - os: ubuntu-latest
          target:
            name: Linux # uname -s
            processor: armv7l # uname -m
            triplet: arm-linux-gnueabi
          docker: arm32v5/debian
          shared: ON
        - os: ubuntu-latest
          target:
            name: Linux # uname -s
            processor: armv7l # uname -m
            triplet: arm-linux-gnueabihf
          docker: arm32v7/debian
          shared: ON
        # Not supported by upstream
        # - os: ubuntu-latest
        #   target:
        #     name: Linux # uname -s
        #     processor: mips # uname -m
        #     triplet: mips-linux-gnu
        #   shared: ON
        - os: ubuntu-latest
          target:
            name: Linux # uname -s
            processor: mipsel # uname -m
            triplet: mipsel-linux-gnu
          shared: ON
        - os: ubuntu-latest
          target:
            name: Linux # uname -s
            processor: mips64 # uname -m
            triplet: mips64el-linux-gnuabi64
          docker: mips64le/debian
          shared: ON
        - os: ubuntu-latest
          target:
            name: Linux # uname -s
            processor: riscv64 # uname -m
            triplet: riscv64-linux-gnu
          shared: ON
        - os: ubuntu-latest
          target:
            name: Linux # uname -s
            processor: sparc64 # uname -m
            triplet: sparc64-linux-gnu
          shared: ON
        - os: ubuntu-latest
          target:
            name: Linux # uname -s
            processor: ppc # uname -m
            triplet: powerpc-linux-gnu
          shared: ON
        - os: ubuntu-latest
          target:
            name: Linux # uname -s
            processor: ppc64 # uname -m
            triplet: powerpc64-linux-gnu
          shared: ON
        - os: ubuntu-latest
          target:
            name: Linux # uname -s
            processor: ppc64le # uname -m
            triplet: powerpc64le-linux-gnu
          docker: ppc64le/debian
          shared: ON
        - os: windows-latest
          target:
            platform: ARM64
          shared: ON
        # Not supported by upstream
        # - os: windows-latest
        #   target:
        #     platform: ARM
        #   shared: ON

    runs-on: ${{matrix.os}}
    needs: [check-ci]
    if: ${{needs.check-ci.outputs.full-ci == 'true'}}
    env:
      CONFIG: Release

    steps:
    - uses: actions/checkout@v2
      with:
        submodules: true

    - name: Install Linux cross compiler
      if: ${{startsWith(matrix.os, 'ubuntu-')}}
      shell: bash
      run: |
        sudo apt-get install gcc-${{matrix.target.triplet}} g++-${{matrix.target.triplet}}

    - name: Show supported generators
      shell: bash
      run: cmake --help | sed -n '/Generators/,$p'

    - name: Configure CMake (Linux-type)
      if: ${{startsWith(matrix.os, 'ubuntu-')}}
      shell: bash
      run: |
        cmake \
          -DCMAKE_BUILD_TYPE=$CONFIG \
          -DBUILD_SHARED_LIBS=${{matrix.shared}} \
          -DCMAKE_SYSTEM_NAME=${{matrix.target.name}} \
          -DCMAKE_SYSTEM_PROCESSOR=${{matrix.target.processor}} \
          -DCMAKE_C_COMPILER=${{matrix.target.triplet}}-gcc \
          -DCMAKE_CXX_COMPILER=${{matrix.target.triplet}}-g++ \
          -S "$GITHUB_WORKSPACE" -B '${{runner.workspace}}/build'

    - name: Configure CMake (Windows-type)
      if: ${{startsWith(matrix.os, 'windows-')}}
      shell: bash
      run: |
        cmake \
          -DCMAKE_BUILD_TYPE=$CONFIG \
          -DBUILD_SHARED_LIBS=${{matrix.shared}} \
          -DCMAKE_GENERATOR_PLATFORM=${{matrix.target.platform}} \
          -S "$GITHUB_WORKSPACE" -B '${{runner.workspace}}/build'

    - name: Build
      shell: bash
      run: cmake --build '${{runner.workspace}}/build' --config $CONFIG

    - name: Run QEMU
      if: ${{matrix.docker}}
      run: |
        docker run --rm --privileged multiarch/qemu-user-static --reset -p yes
        docker run --rm \
          -v "$GITHUB_WORKSPACE:/src:ro" \
          -v '${{runner.workspace}}/build:/build:rw' \
          --entrypoint /bin/bash \
          ${{matrix.docker}} \
          -c 'uname -m && LD_LIBRARY_PATH=/build /build/ilbc_test 20 /src/sample.pcm /build/encoded.ilbc /build/decoded.pcm && LD_LIBRARY_PATH=/build /build/ilbc_test2 20 /src/sample.pcm /build/encoded2.ilbc /build/decoded2.pcm'
        wc -c "$GITHUB_WORKSPACE/sample.pcm"
        wc -c '${{runner.workspace}}/build/decoded.pcm'
        wc -c '${{runner.workspace}}/build/decoded2.pcm'
        cmake -E sha256sum '${{runner.workspace}}/build/decoded.pcm'
        cmake -E sha256sum '${{runner.workspace}}/build/decoded2.pcm'

        expect=722ad5f71f80736195669604c20e448618cb03896e4e9869c6291abe5cc5ab8c
        actual=$(cmake -E sha256sum '${{runner.workspace}}/build/decoded.pcm' | cut -f1 -d' ')
        actual2=$(cmake -E sha256sum '${{runner.workspace}}/build/decoded2.pcm' | cut -f1 -d' ')
        exitcode=0
        if [ "$expect" != "$actual" ]; then
          echo 'Expected decoded.pcm to have hash'
          echo "  $expect"
          exitcode=1
        fi
        if [ "$expect" != "$actual2" ]; then
          echo 'Expected decoded2.pcm to have hash'
          echo "  $expect"
          exitcode=1
        fi
        exit $exitcode