name: Automated builds

on:
  push:
    branches:
      - '**'
    tags:
      # Run when pushing version tags, since otherwise it's impossible to
      # restart a successful build after pushing a tag
      - '*.*.*'
  pull_request:
    branches:
      - master
  release:
    types: [created]

jobs:
  build-bionic:
    name: Build on Ubuntu 18.04
    runs-on: ubuntu-latest
    # This container contains everything needed to build yabridge except for
    # Boost since that's not easily available and it the parts we need are
    # quick to compile anyway
    container: robbert/docker-yabridge:bionic
    outputs:
      artifact-name: ${{ env.ARCHIVE_NAME }}
    # GitHub actions does not allow you to share steps between jobs and their
    # yaml parser does not support anchors, so we'll have to duplicate all of
    # these steps
    # https://github.community/t5/GitHub-Actions/reusing-sharing-inheriting-steps-between-jobs-declarations/td-p/37849
    steps:
      - uses: actions/checkout@v2
      # Needed for git-describe to do anything useful
      - name: Fetch all git history
        run: git fetch --force --prune --tags --unshallow
      - name: Determine build archive name
        run: |
          export ARCHIVE_NAME=yabridge-$(git describe --always)-ubuntu-18.04.tar.gz
          echo ::set-env "name=ARCHIVE_NAME::$ARCHIVE_NAME"
      - name: Build the binaries
        run: |
          # Wine won't create a Wine prefix in ~/.wine because /github/home is
          # not owned by the user that's executing this job
          mkdir -p /tmp/prefix
          export WINEPREFIX=/tmp/prefix

          meson setup --buildtype=release --cross-file cross-wine.conf -Duse-bitbridge=true build
          ninja -C build
      - name: Create an archive for the binaries
        run: |
          set -e

          mkdir yabridge
          # This gets run under dash which does not support brace expansion
          cp build/libyabridge.so build/yabridge-host.exe build/yabridge-host.exe.so build/yabridge-host-32.exe build/yabridge-host-32.exe.so build/yabridge-group.exe build/yabridge-group.exe.so build/yabridge-group-32.exe build/yabridge-group-32.exe.so yabridge
          cp CHANGELOG.md README.md yabridge

          tar -caf "$ARCHIVE_NAME" yabridge
          rm -rf yabridge
      - uses: actions/upload-artifact@v2
        with:
          name: ${{ env.ARCHIVE_NAME }}
          path: ${{ env.ARCHIVE_NAME }}

  build-focal:
    name: Build on Ubuntu 20.04
    runs-on: ubuntu-latest
    # This container contains everything needed to build yabridge except for
    # Boost since that's not easily available and it the parts we need are
    # quick to compile anyway
    container: robbert/docker-yabridge:focal
    outputs:
      artifact-name: ${{ env.ARCHIVE_NAME }}
    steps:
      - uses: actions/checkout@v2
      # Needed for git-describe to do anything useful
      - name: Fetch all git history
        run: git fetch --force --prune --tags --unshallow
      - name: Determine build archive name
        run: |
          export ARCHIVE_NAME=yabridge-$(git describe --always).tar.gz
          echo ::set-env "name=ARCHIVE_NAME::$ARCHIVE_NAME"
      - name: Build the binaries
        run: |
          # Wine won't create a Wine prefix in ~/.wine because /github/home is
          # not owned by the user that's executing this job
          mkdir -p /tmp/prefix
          export WINEPREFIX=/tmp/prefix

          meson setup --buildtype=release --cross-file cross-wine.conf -Duse-bitbridge=true build
          ninja -C build
      - name: Create an archive for the binaries
        run: |
          set -e

          mkdir yabridge
          # This gets run under dash which does not support brace expansion
          cp build/libyabridge.so build/yabridge-host.exe build/yabridge-host.exe.so build/yabridge-host-32.exe build/yabridge-host-32.exe.so build/yabridge-group.exe build/yabridge-group.exe.so build/yabridge-group-32.exe build/yabridge-group-32.exe.so yabridge
          cp CHANGELOG.md README.md yabridge

          tar -caf "$ARCHIVE_NAME" yabridge
          rm -rf yabridge
      - uses: actions/upload-artifact@v2
        with:
          name: ${{ env.ARCHIVE_NAME }}
          path: ${{ env.ARCHIVE_NAME }}

  upload-releases:
    name: Upload the created artifacts to the releases page
    runs-on: ubuntu-latest
    needs: [build-bionic, build-focal]
    if: ${{ github.event_name == 'release' }}
    steps:
      # They don't allow you to specify multiple file names for these actions
      - uses: actions/download-artifact@v2
        with:
          name: ${{ needs.build-bionic.outputs.artifact-name }}
      - uses: actions/download-artifact@v2
        with:
          name: ${{ needs.build-focal.outputs.artifact-name }}
      - uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ github.event.release.upload_url }}
          asset_path: ./${{ needs.build-bionic.outputs.artifact-name }}
          asset_name: $${{ needs.build-bionic.outputs.artifact-name }}
          asset_content_type: application/x-compressed-tar
      - uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ github.event.release.upload_url }}
          asset_path: ./${{ needs.build-focal.outputs.artifact-name }}
          asset_name: $${{ needs.build-focal.outputs.artifact-name }}
          asset_content_type: application/x-compressed-tar