release.yml

name: Release

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

jobs:
  upload-binaries:
    name: Upload Binaries
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Set release version
        run: echo "RELEASE_VERSION=${GITHUB_REF_NAME:1}" >> $GITHUB_ENV

      - name: Install Zig
        uses: goto-bus-stop/setup-zig@v2
        with:
          version: 0.13.0

      - name: Print meta
        run: |
          echo $RELEASE_VERSION
          zig version
          zig env

      # Build binaries for target queries in `build.zig`, contents
      # will be saved in `zig-out`
      - name: Build release binaries
        run: |
          rm -rf zig-out # sanity
          zig build release --summary all

      # Rename binary folders with name-version prefix, and copy
      # other assets into individual release folders.
      - name: Collect assets
        shell: bash
        run: |
          version_prefix="fex-${{ env.RELEASE_VERSION }}-"
          for build_path in "zig-out"/*; do
            echo "Collecting $build_path"

            # Rename folder
            new_folder_name=$version_prefix$(basename $build_path)
            new_build_path="zig-out/$new_folder_name"
            mv "$build_path" "$new_build_path"
            
            # Copy assets into release folders
            cp {LICENSE,README.md} "$new_build_path"
            cp -r shell/. "$new_build_path"
          done

      # Create tar.gz of release folders, and calculate their
      # checksums. Output is stored in `release`.
      - name: Prepare artifacts
        shell: bash
        run: |
          mkdir -p release && cd release
          for asset in "../zig-out"/*; do
            echo "Preparing $asset"
            asset_name=$(basename $asset)
            tar_name=${asset_name}.tar.gz
            tar -C ../zig-out -czvf $tar_name $asset_name
            shasum -a 512 $tar_name > ${tar_name}.sha512
          done

      # Creates a new release and uploads artifacts to it.
      - name: Upload for release
        uses: svenstaro/upload-release-action@v2
        with:
          file: release/*
          file_glob: true
          overwrite: true
          tag: ${{ github.ref }}
          release_name: 'Release v${{ env.RELEASE_VERSION }}'
          repo_token: ${{ secrets.RELEASE_TOKEN }}
          draft: true

      # Upload artifacts to GHA for inspection incase something
      # goes wrong.
      - name: Upload for inspection
        uses: actions/upload-artifact@v4
        with:
          name: release-artifact
          path: release/
          retention-days: 3
          overwrite: true
          if-no-files-found: error