name: Continuous Integration

on:
  push:
    branches:
      - master
  pull_request:
  merge_group:
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  test:
    timeout-minutes: 90
    strategy:
      fail-fast: false
      matrix:
        platform:
          - os: linux
            cpu: amd64
          - os: linux
            cpu: i386
          - os: linux-gcc-14
            cpu: amd64
          - os: macos
            cpu: amd64
          - os: macos-14
            cpu: arm64
          - os: windows
            cpu: amd64
        nim: 
          - branch: version-1-6
            memory_management: refc
          - branch: version-2-0
            memory_management: refc
        include:
          - platform:
              os: linux
            builder: ubuntu-22.04
            shell: bash
          - platform:
              os: linux-gcc-14
            builder: ubuntu-24.04
            shell: bash
          - platform:
              os: macos
            builder: macos-13
            shell: bash
          - platform:
              os: macos-14
            builder: macos-14
            shell: bash
          - platform:
              os: windows
            builder: windows-2022
            shell: msys2 {0}

    defaults:
      run:
        shell: ${{ matrix.shell }}

    name: '${{ matrix.platform.os }}-${{ matrix.platform.cpu }} (Nim ${{ matrix.nim.branch }})'
    runs-on: ${{ matrix.builder }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          submodules: true

      - name: Setup Nim
        uses: "./.github/actions/install_nim"
        with:
          os: ${{ matrix.platform.os }}
          cpu: ${{ matrix.platform.cpu }}
          shell: ${{ matrix.shell }}
          nim_branch: ${{ matrix.nim.branch }}

      - name: Setup Go
        uses: actions/setup-go@v5
        with:
          go-version: '~1.16.0' # That's the minimum Go version that works with arm.

      - name: Install p2pd
        run: |
          V=1 bash scripts/build_p2pd.sh p2pdCache 124530a3

      - name: Restore deps from cache
        id: deps-cache
        uses: actions/cache@v3
        with:
          path: nimbledeps
          # Using nim.branch as a simple way to differentiate between nimble using the "pkgs" or "pkgs2" directories.
          # The change happened on Nimble v0.14.0. Also forcing the deps to be reinstalled on each os and cpu.
          key: nimbledeps-${{ matrix.nim.branch }}-${{ matrix.builder }}-${{ matrix.platform.cpu }}-${{ hashFiles('.pinned') }} # hashFiles returns a different value on windows

      - name: Install deps
        if: ${{ steps.deps-cache.outputs.cache-hit != 'true' }}
        run: |
          nimble install_pinned

      - name: Use gcc 14
        if : ${{ matrix.platform.os == 'linux-gcc-14'}}
        run: |
          # Add GCC-14 to alternatives
          sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-14 14

          # Set GCC-14 as the default
          sudo update-alternatives --set gcc /usr/bin/gcc-14

      - name: Run tests
        run: |
          nim --version
          nimble --version
          gcc --version
          NIMFLAGS="${NIMFLAGS} --mm:${{ matrix.nim.memory_management }}"
          nimble test