name: ci

on:
  push:
    branches-ignore:
      - 'gh-pages'
    paths:
      - '**.h'
      - '**.hpp'
      - '**.cpp'
      - '**.inl'
      - '**.py'
      - '**/meson.build'
      - '**/workflows/**.yaml'
  pull_request:
    branches-ignore:
      - 'gh-pages'
    paths:
      - '**.h'
      - '**.hpp'
      - '**.cpp'
      - '**.inl'
      - '**.py'
      - '**/meson.build'
      - '**/workflows/**.yaml'
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

env:
  clang_version: '14'
  gcc_version: '11'

jobs:
  linux:
    strategy:
      fail-fast: false
      matrix:
        compiler:
          - 'clang++'
          - 'g++'
        linker:
          - 'lld'
        type:
          - 'debug'
          - 'release'
        compile_library:
          - 'true'
          - 'false'

    runs-on: ubuntu-latest

    defaults:
      run:
        shell: bash

    steps:
    - name: Install base dependencies
      run: |
        sudo apt -y update
        sudo apt -y install --no-install-recommends git python3 python3-pip ninja-build locales-all
        sudo -H pip3 install --no-cache-dir --upgrade meson

    - uses: actions/checkout@v3

    - name: Check toml.hpp
      run: |
        cd tools
        sudo -H pip3 install --upgrade --requirement ./requirements.txt
        python3 ci_single_header_check.py

    - name: Update LLVM package repository
      if: ${{ startsWith(matrix.compiler, 'clang') || startsWith(matrix.linker, 'lld') }}
      run: |
        sudo apt -y install --no-install-recommends software-properties-common wget
        wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
        codename=$(lsb_release -sc)
        sudo add-apt-repository --yes --no-update "deb http://apt.llvm.org/${codename}/ llvm-toolchain-${codename}-${{ env.clang_version }} main"
        sudo apt -y update

    - name: Install clang
      if: ${{ startsWith(matrix.compiler, 'clang')  }}
      run: |
        sudo apt -y install --no-install-recommends clang-${{ env.clang_version }}
        sudo update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-${{ env.clang_version }} 1000

    - name: Install g++
      if: ${{ startsWith(matrix.compiler, 'g++') }}
      run: |
        sudo apt -y install --no-install-recommends g++-${{ env.gcc_version }}
        sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-${{ env.gcc_version }} 1000

    - name: Install lld
      if: ${{ startsWith(matrix.linker, 'lld')  }}
      run: |
        sudo apt -y install --no-install-recommends lld-${{ env.clang_version }}
        sudo update-alternatives --install /usr/bin/ld.lld ld.lld /usr/bin/ld.lld-${{ env.clang_version }} 1000

    - name: Configure locales
      run: |
        sudo locale-gen 'en_US.utf8' 'ja_JP.utf8' 'de_DE.utf8' 'it_IT.utf8' 'tr_TR.utf8' 'fi_FI.utf8' 'fr_FR.utf8' 'zh_CN.utf8'

    - name: Configure Meson
      run: |
        CXX=${{ matrix.compiler }} CXX_LD=${{ matrix.linker }} meson setup build --buildtype=${{ matrix.type }} -Dcompile_library=${{ matrix.compile_library }} -Dpedantic=true -Dbuild_tests=true -Dbuild_examples=true -Dgenerate_cmake_config=false -Db_lto=false -Dubsan_examples=true -Dasan_examples=true

    - name: Build
      run: meson compile -C build --jobs -1

    - name: Test
      run: meson test -C build --verbose

  windows:
    strategy:
      fail-fast: false
      matrix:
        type:
          - 'debug'
          - 'release'
        compile_library:
          - 'true'
          # - 'false' # ... header-only mode takes far too long on github's windows runner

    runs-on: windows-2022

    defaults:
      run:
        shell: cmd

    steps:
    - name: Install dependencies
      run: |
        python3 -m pip install -U pip==21.3.1
        pip3 install meson ninja

    - uses: actions/checkout@v3

    - uses: ilammy/msvc-dev-cmd@v1

    - name: Configure Meson
      run: meson setup --vsenv --buildtype=${{ matrix.type }} -Dcompile_library=${{ matrix.compile_library }} -Dpedantic=true -Dbuild_tests=true -Dbuild_examples=true -Dgenerate_cmake_config=false build

    - name: Build
      run: meson compile -C build  --jobs -1

    - name: Test
      run: meson test -C build --verbose

#  tipi-build-linux:
#    name: tipi.build project build and dependency resolution 
#    runs-on: ubuntu-latest
#    if: github.ref == 'refs/heads/master'
#    container: tipibuild/tipi-ubuntu
#
#    env:
#      HOME: /root
#
#    steps:
#      - uses: actions/checkout@v3
#      - run: mkdir -p ~/.tipi
#
#      # checking if the tomlplusplus project builds and passes tests
#      - name: Build as project target linux-cxx17 (run tests 'odr_test_1' and 'main')
#        run: tipi . --dont-upgrade --verbose -t linux-cxx17 --test "odr_test_1|main"
#
#      - name: Build as project target linux-cxx20 (run tests 'odr_test_1' and 'main')
#        run: tipi . --dont-upgrade --verbose -t linux-cxx20 --test "odr_test_1|main"
#      
#      - name: Cleanup project builds
#        run: rm -r ./build
#
#      - name: "Get branch name and save to env"
#        env:
#          IS_PR: ${{ github.EVENT_NAME == 'pull_request' }}
#        run: |
#          if ${IS_PR}; then
#            BRANCH_NAME="${GITHUB_HEAD_REF}"
#          else
#            BRANCH_NAME="${GITHUB_REF##*/}"
#          fi
#          echo "BRANCH_NAME=${BRANCH_NAME}" >> $GITHUB_ENV
#      
#      # trying if pulling the dependency with tipi works properly
#      - name: Build as dependency
#        run: |
#          cd examples/
#          
#          # create test directory and copy the simple_parser.cpp in there
#          mkdir test-as-dep
#          cp examples.h test-as-dep/.
#          cp simple_parser.cpp test-as-dep/.
#          cd test-as-dep/
#
#          # create a deps file referencing the commit that triggered this build as dependency
#          mkdir .tipi
#          echo '{ "requires": { "${{ github.event.repository.full_name }}": { "@": "${{ env.BRANCH_NAME }}" } } }' > .tipi/deps
#
#          # build
#          tipi . --dont-upgrade --verbose -t linux-cxx17
#          ./build/linux-cxx17/bin/simple_parser ../example.toml