version: 2.1

commands:
  setup-toolchain:
    parameters:
        toolchain:
            type: string
        toolchain_url:
            type: string
    steps:
#      - run:
#          name: Make toolchain cache key
#          command: echo "<< parameters.toolchain >>-<< parameters.toolchain_url>>" > toolchain_key
#      - restore_cache:
#          name: Restore Toolchain Cache
#          key: deps-{{ checksum "toolchain_key" }}
#          paths:
#            - ~/cache/<< parameters.toolchain >>
      - run:
          name: Install Toolchain
          command: |
            # Only download if folder does not exist (not cached)
            if [ ! -d ~/cache/<< parameters.toolchain >> ]; then
              mkdir -p ~/cache/<< parameters.toolchain >>
              wget << parameters.toolchain_url>> -O toolchain.tar.gz
              tar -C ~/cache/<< parameters.toolchain >> -xaf toolchain.tar.gz
            fi
#      - save_cache:
#          name: Save Toolchain Cache
#          key: deps-{{ checksum "toolchain_key" }}
#          paths:
#            - ~/cache/<< parameters.toolchain >>
      - run:
          name: Setup build environment
          command: |
            echo "export PATH=$PATH:`echo ~/cache/<< parameters.toolchain >>/*/bin`" >> $BASH_ENV
            # Install Ninja
            NINJA_URL=https://github.com/ninja-build/ninja/releases/download/v1.12.1/ninja-linux.zip
            wget $NINJA_URL -O ninja-linux.zip
            unzip ninja-linux.zip -d ~/bin

  get-deps:
    parameters:
      family:
        type: string
    steps:
      - run:
          name: Get Dependencies
          command: |
            python tools/get_deps.py << parameters.family >>

jobs:
  arm-clang:
    parameters:
      family:
        type: string
      build-system:
        type: string

    docker:
      - image: cimg/base:current
    resource_class: medium
    environment:
      TOOLCHAIN_URL: https://github.com/ARM-software/LLVM-embedded-toolchain-for-Arm/releases/download/release-17.0.1/LLVMEmbeddedToolchainForArm-17.0.1-Linux-x86_64.tar.xz
    steps:
      - checkout
      - setup-toolchain:
          toolchain: clang
          toolchain_url: $TOOLCHAIN_URL
      - get-deps:
          family: << parameters.family >>
      - run:
          name: Build
          command: |
            # Only build one board per family for non PRs i.e commit to master
            ONE_PER_FAMILY=""
            if [ -z "$CIRCLE_PULL_REQUEST" ]; then
              ONE_PER_FAMILY="--one-per-family"
            fi
            python tools/build.py $ONE_PER_FAMILY -s << parameters.build-system >> --toolchain clang << parameters.family >>

workflows:
  build:
    jobs:
      - arm-clang:
          matrix:
            parameters:
              build-system:
                - cmake
              #family: ['stm32f1']
              #family: ['stm32f1', 'stm32f2']
              family: ['imxrt', 'kinetis_k kinetis_kl kinetis_k32l2', 'lpc11 lpc13 lpc15', 'lpc17 lpc18 lpc40 lpc43', 'lpc51 lpc54 lpc55', 'nrf', 'samd11 samd21 saml2x', 'samd5x_e5x samg', 'stm32f0 stm32f1 stm32f2 stm32f3', 'stm32f4', 'stm32f7', 'stm32g0 stm32g4 stm32h5', 'stm32h7', 'stm32l4 stm32u5 stm32wb']