release.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: Go build

env:
  ProductName: fltk_go

on:
  push:
    tags:
      - 'v*'

jobs:
  Testing:
    strategy:
      matrix:
        os: [macos-latest]
        arch: [amd64, arm64]
        exclude:
          - os: windows-latest
            arch: arm64
    runs-on: ${{ matrix.os }}

    steps:
      - name: CheckOut
        uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: '>=1.18.0'

      - name: do testing
        shell: bash
        run: |
          go test -v ./...

  Release:
    runs-on: ubuntu-latest
    needs: Testing
    outputs:
      UPLOAD_URL: ${{ steps.stepCreateRelease.outputs.upload_url }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Get latest tag
        run: |
          echo "LATEST_TAG=$(git tag | grep -v '^latest$' | sort -V | tail -n1)" >> ${GITHUB_ENV}

      - name: Bump version and push tag
        id: tag-version
        uses: mathieudutour/github-tag-action@v6.2
        with:
          tag_prefix: ""
          custom_tag: ${{ env.LATEST_TAG }}
          github_token: ${{ secrets.GITHUB_TOKEN }}

      - name: Step GitHub release
        id: stepCreateRelease
        uses: ncipollo/release-action@v1
        with:
          skipIfReleaseExists: 'true'
          tag: ${{ env.LATEST_TAG }}
          name: ${{ env.LATEST_TAG }}

  RemoveOldRelease:
    runs-on: ubuntu-latest
    needs: Release
    steps:
      - name: install github-cli
        run: |
          type -p curl >/dev/null || sudo apt install curl -y
          curl -fsSL https://cli.github.com/packages/githubcli-archive-keyring.gpg | sudo dd of=/usr/share/keyrings/githubcli-archive-keyring.gpg \
          && sudo chmod go+r /usr/share/keyrings/githubcli-archive-keyring.gpg \
          && echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/githubcli-archive-keyring.gpg] https://cli.github.com/packages stable main" | sudo tee /etc/apt/sources.list.d/github-cli.list > /dev/null \
          && sudo apt update \
          && sudo apt install gh -y

      - name: CheckOut
        uses: actions/checkout@v4

      - name: Set APP_VERSION env
        run: |
          APP_VERSION=$(echo ${GITHUB_REF} | rev | cut -d'/' -f 1 | rev ) \

          function get_pre_del_tag {
              local v_str=$1
              baseStr=$(echo $v_str | cut -d'.' -f1)
              base=${baseStr//v/}
              major=$(echo $v_str | cut -d'.' -f2)
              minor=$(echo $v_str | cut -d'.' -f3)

              if ((minor>0)); then
                  minor=$((minor-1))
              else
                  minor=999
                  if ((major>0)); then
                      major=$((major-1))
                  else
                      major=999
                      if ((base>0)); then
                          base=$((base-1))
                      else
                          echo "Error: Version cannot be decremented."
                          exit 1
                      fi
                  fi
              fi

              pre_v_no="v${base}.${major}.${minor}"
              echo $pre_v_no
          }

          APP_OLD_VERSION=$(get_pre_del_tag $(get_pre_del_tag $APP_VERSION))

          echo "Old version to remove: ${APP_OLD_VERSION}"
          echo APP_OLD_VERSION=${APP_OLD_VERSION} >> ${GITHUB_ENV}

      - name: Remove Old Release
        run: |
          gh release delete ${{ env.APP_OLD_VERSION }} -y
          git push origin --delete ${{ env.APP_OLD_VERSION }}
        env:
          GH_TOKEN: ${{ github.token }}