foliage/.github/workflows/haskell.yml

name: Haskell CI

on:
  push:
    branches:
      - main
    tags:
      - v*
  pull_request:

jobs:
  build:
    runs-on:
      - ubuntu-latest

    steps:
      - uses: actions/checkout@v2

      - name: Setup Haskell
        id: setup-haskell
        uses: haskell/actions/setup@v1
        with:
          ghc-version: '8.10.7'

      - name: Cache
        uses: actions/cache@v1
        with:
          path: ${{ steps.setup-haskell.outputs.cabal-store }}
          key: ${{ runner.os }}-${{ github.sha }}
          restore-keys: ${{ runner.os }}-

      - name: Build dependencies
        run: cabal build --only-dependencies

      - name: Build
        run: cabal build

      - name: Test
        run: cabal test

      - name: Copy artifacts
        run: |
          mkdir ${{ github.workspace }}/build-artifacts
          cabal install --install-method=copy --installdir=${{ github.workspace }}/build-artifacts

      - name: Upload artifact
        uses: actions/upload-artifact@v3
        with:
          name: build-artifact-${{ runner.os }}
          path: ${{ github.workspace }}/build-artifacts
          if-no-files-found: error

  create-release:
    if: startsWith(github.ref, 'refs/tags/')
    needs: build
    runs-on: ubuntu-latest

    permissions:
      contents: write

    steps:
      - name: Download build artifact
        uses: actions/download-artifact@v3

      - name: Create release
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          # Tag artifacts by os (only Linux for now)
          mkdir release-artifacts
          for path in build-artifact-Linux/*; do
            name=${path##*/}
            cp $path release-artifacts/$name-Linux
          done

          # Strip binaries
          strip release-artifacts/*

          gh release create ${{ github.ref_name }} \
            --repo ${{ github.repository }} --draft --generate-notes \
            release-artifacts/*