go.yml

# This workflow will build a golang project
# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-go

name: Build and release
run-name: <${{ github.ref_name }}> Build and release

on:
  push:
    tags:
      - 'v*.*.*'
    

jobs:

  context:
    name: Dump context
    runs-on: ubuntu-latest
    steps:
    - name: Dump GitHub context
      env:
        GITHUB_CONTEXT: ${{ toJson(github) }}
      run: echo "$GITHUB_CONTEXT"
        
    - name: Dump job context
      env:
        JOB_CONTEXT: ${{ toJson(job) }}
      run: echo "$JOB_CONTEXT"

    - name: Dump steps context
      env:
        STEPS_CONTEXT: ${{ toJson(steps) }}
      run: echo "$STEPS_CONTEXT"

    - name: Dump runner context
      env:
        RUNNER_CONTEXT: ${{ toJson(runner) }}
      run: echo "$RUNNER_CONTEXT"

    - name: Dump strategy context
      env:
        STRATEGY_CONTEXT: ${{ toJson(strategy) }}
      run: echo "$STRATEGY_CONTEXT"

    - name: Dump matrix context
      env:
        MATRIX_CONTEXT: ${{ toJson(matrix) }}
      run: echo "$MATRIX_CONTEXT"
        
        
  build:
    name: Build
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4

    - name: Exit if not on master branch
      if: github.event.base_ref && endsWith(github.event.base_ref, 'master') == false
      run: exit 1

    - name: Write release version
      run: |
        VERSION=${GITHUB_REF_NAME#v}
        echo Version: $VERSION
        echo "VERSION=$VERSION" >> $GITHUB_ENV
        
    - run: sudo apt-get update -y && sudo apt-get install tree zip -y

    - name: Show directory tree before build
      run: tree

    - name: Set up Go
      uses: actions/setup-go@v4
      with:
        go-version: '1.21.5'

    - name: Test
      run: go test -v ./...

    - name: Create artifacts directory
      run: mkdir artifacts
    
    - uses: actions/setup-python@v5 
      with:
        python-version: '3.11'

    - name: Build for different platforms
      run: |
        PLATFORMS=($(go tool dist list | grep -E '^windows|^linux/(amd64|arm|386)|^darwin'))
        SUPPORTED_EXTENSIONS=$(python scripts/compute_supported_extensions.py)
        LDFLAGS="-X 'main.supported_extensions=$SUPPORTED_EXTENSIONS' -X 'main.version=$VERSION'"

        for PLATFORM in "${PLATFORMS[@]}"
        do
          arr=(${PLATFORM//\// })
          echo "${arr[0]}/${arr[1]}"

          GOOS=${arr[0]} GOARCH=${arr[1]} FLAGS=$LDFLAGS bash -c '
            go build -o out/ -ldflags "$FLAGS" &&
            echo "$LDFLAGS" &&
            cp {LICENSE,README.md} out/ &&
            zip -j artifacts/${{ github.event.repository.name }}_$GOOS-$GOARCH.zip out/*
            rm -rf out/*'
        done

    - name: Show directory tree after build
      run: tree

    - name: Upload Build Artifact
      uses: actions/upload-artifact@v4.1.0
      with:
        name: build-artifact
        path: ./artifacts
        if-no-files-found: error


  release:
    name: Github release
    permissions:
      contents: write
    runs-on: ubuntu-latest
    needs: build
    steps:
    - name: Write release version
      run: |
        VERSION=${GITHUB_REF_NAME#v}
        echo Version: $VERSION
        echo "VERSION=$VERSION" >> $GITHUB_ENV

    - name: Download Build Artifact
      uses: actions/download-artifact@v4.1.1
      with:
        name: build-artifact
        path: ./artifacts

    - name: Show directory tree before release
      run: tree

    - name: Create Git Release
      uses: softprops/action-gh-release@v1
      if: startsWith(github.ref, 'refs/tags/')
      with:
        files: ./artifacts/*
        fail_on_unmatched_files: true
        body: |
          This is the release for ${{ github.ref_name }}