build.yml

on:
  push:
    tags:
    - '*'
  pull_request:
    branches:
    - '*'
  # repository_dispatch is a newer github-actions feature that will allow building from triggers other than code merge/PR
  repository_dispatch:
    types: [build]

name: Build EmuFlight
jobs:
  build:
    timeout-minutes: 75
    strategy:
      max-parallel: 3
      matrix:
        targets: [targets-group-1, targets-group-2, targets-group-rest]
    runs-on: ubuntu-latest
    steps:

    # curl, by default, may timeout easily
    - name: curl fix
      run: function curl () { command curl --connect-timeout 30 --retry 10 "$@" ; }

    - name: Checkout
      uses: actions/checkout@v2
      with:
        fetch-depth: 0

    - name: Take the trash out
      run: |
        sudo swapoff -a
        sudo rm -f /swapfile
        sudo apt clean
        docker rmi -f $(docker image ls -aq)
        sync
        df -h
      continue-on-error: true

    - name: Setup Python
      uses: actions/setup-python@v1

    - name: Setup Toolchain
      uses: fiam/arm-none-eabi-gcc@v1
      with:
        release: '9-2019-q4' # The arm-none-eabi-gcc release to use.

    - name: Get code version
      id: get_version
      run: echo "::set-output name=VERSION::$(make version)"

    # for Makefile interaction
    - name: Get GitHub Build Number (ENV)
      id: get_buildno
      run: echo ::set-env name=GITHUBBUILDNUMBER::${{ github.run_number }}
      continue-on-error: true

    - name: Get pull request number
      id: get_pullno
      run: echo ::set-env name=PULL_NUMBER::$(echo "$GITHUB_REF" | awk -F / '{print $3}')
      if: startsWith(github.ref, 'refs/pull/')

    - name: Get revision tag
      id: get_revtag
      run: echo "::set-output name=REVISION_TAG::${GITHUB_REF/refs\/tags\//}"
      if: startsWith(github.ref, 'refs/tags/')

    # for debugging
    - name: Show Variables
      id: show_vars
      run: |
        echo "Build: ${{ github.run_number }}"
        echo "Firmware ${{ steps.get_version.outputs.VERSION }}"
        echo "Commit: ${{ github.sha }}"
        echo "tag: ${{ steps.get_revtag.outputs.REVISION_TAG}}"
      continue-on-error: true

    - name: Compile Code
      run: |
        make ${{ matrix.targets }}

    # Upload the Builds to ZIP file with existing SHA in .hex names
    - name: Upload Artifacts
      uses: actions/upload-artifact@v2
      with:
        name: EmuFlight-${{ steps.get_version.outputs.VERSION }}-${{ github.run_number }}
        path: obj/*.hex

    # Rename .hex for Releases
    - name: Rename Artifacts
      if: startsWith(github.ref, 'refs/tags/')
      run: |
        sudo apt -y install rename
        cd obj
        rename 's/_Build_.*/.hex/' *.hex

    - name: Draft Release
      uses: softprops/action-gh-release@v1
      if: startsWith(github.ref, 'refs/tags/')
      with:
        files: obj/*.hex
        draft: true
        prerelease: true
        tag_name: ${{ github.run_number }}   # use the build Number, but we manually change to version so that it creates a version-tag on release
        name:  DRAFT / EmuFlight ${{ steps.get_version.outputs.VERSION }} / GitHub Build ${{ github.run_number }}
        body: |
          # EmuFlight ${{ steps.get_version.outputs.VERSION }}
          ## BuildTag: ${{ steps.get_revtag.outputs.REVISION_TAG}}
          ## Commit: ${{ github.sha }}
          ## Changes in this Release:
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}