name: build linux static x64

on:
  push:
    branches: [ ci-linux-static ]
    #tags:
    #  - '[0-9]+.[0-9]+'
    #  - '[0-9]+.[0-9]+-*'
    #  - '[0-9]+.[0-9]+.[0-9]+'
    #  - '[0-9]+.[0-9]+.[0-9]+-*'
  workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest
    container: alpine:edge
    steps:

    - name: Setup environment
      # Borrowed from fossas/haskell-static-alpine, copied here for transparency
      run: |
        apk --no-cache add binutils-gold curl gcc g++ git gmp-dev ncurses-dev ncurses-static libffi-dev make xz tar perl zlib-dev zlib-static
        mkdir -p ~/.ghcup/bin && curl https://downloads.haskell.org/~ghcup/x86_64-linux-ghcup > ~/.ghcup/bin/ghcup && chmod +x ~/.ghcup/bin/ghcup
        ~/.ghcup/bin/ghcup install ghc 8.10.4 && ~/.ghcup/bin/ghcup set ghc 8.10.4 && ~/.ghcup/bin/ghcup install cabal
        echo "$HOME/.ghcup/bin/" >> $GITHUB_PATH

    - name: Check out
      uses: actions/checkout@v2

    - name: Update cabal
      run: cabal update

    - name: Build on alpine
      run: cabal build --enable-executable-static all

    - name: Extract and strip binaries
      run: |
        mkdir /tmp/hledger
        cp dist-newstyle/build/x86_64-linux/ghc-*/hledger-web-*/x/hledger-web/build/hledger-web/hledger-web /tmp/hledger/hledger-web-linux-static-x64
        cp dist-newstyle/build/x86_64-linux/ghc-*/hledger-ui-*/x/hledger-ui/build/hledger-ui/hledger-ui /tmp/hledger/hledger-ui-linux-static-x64
        cp dist-newstyle/build/x86_64-linux/ghc-*/hledger-*/x/hledger/build/hledger/hledger /tmp/hledger/hledger-linux-static-x64
        strip /tmp/hledger/hledger-web-linux-static-x64
        strip /tmp/hledger/hledger-ui-linux-static-x64
        strip /tmp/hledger/hledger-linux-static-x64

    - name: Upload binaries
      uses: actions/upload-artifact@v2
      with:
        name: hledger-linux-static-x64
        path: /tmp/hledger

    - name: Release
      uses: softprops/action-gh-release@v1
      if: startsWith(github.ref, 'refs/tags/')
      with:
        files: |
          /tmp/hledger/hledger-linux-static-x64
          /tmp/hledger/hledger-web-linux-static-x64
          /tmp/hledger/hledger-ui-linux-static-x64
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}