name: Build
on:
  push:
    branches: [ master ]
    paths:
      - "**/*.go"
      - "go.mod"
      - "go.sum"
      - ".github/workflows/*.yml"
  pull_request:
    branches: [ master ]
    types: [ opened, synchronize, reopened ]
    paths:
      - "**/*.go"
      - "go.mod"
      - "go.sum"

jobs:
  test:
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ windows-latest, ubuntu-latest, macos-latest ]
        include:
          - os: ubuntu-latest
            BIN_SUFFIX: ""
          - os: macos-latest
            BIN_SUFFIX: ""
          - os: windows-latest
            BIN_SUFFIX: ".exe"
    steps:
      - name: Checkout codebase
        uses: actions/checkout@v2
        with:
          fetch-depth: 0

      - name: Set up Go 1.x
        uses: actions/setup-go@v2
        with:
          go-version: ^1.17

      - name: Setup vars
        id: vars
        run: |
          echo "::set-output name=short_sha::$(git rev-parse --short HEAD)"
          echo "::set-output name=git_tag::$(git describe --tags --always)"

      - name: Build
        env:
          CGO_ENABLED: 0
        run: go build -trimpath -ldflags="-w -s -X main.AppVersion=${{ steps.vars.outputs.git_tag }}" -v -o um-${{ runner.os }}${{ matrix.BIN_SUFFIX }} ./cmd/um

      - name: Publish artifact
        uses: actions/upload-artifact@v2
        with:
          name: um-${{ runner.os }}${{ matrix.BIN_SUFFIX }}
          path: ./um-${{ runner.os }}${{ matrix.BIN_SUFFIX }}