on:
  workflow_dispatch:
name: Auto-Build
jobs:
  macports-cache:
    runs-on: macos-12
    steps:
      - uses: actions/checkout@v3
      
      - name: Install gtar sudo wrapper
        run: | 
          sudo mv /usr/local/bin/gtar /usr/local/bin/gtar.orig
          sudo cp macOS/gtar /usr/local/bin/gtar
          sudo chmod +x /usr/local/bin/gtar

      - name: Cache macports
        id: cache-macports
        uses: actions/cache@v3
        env:
          cache-name: cache-macports
        with:
          path: /opt/local
          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('macOS/port-deps.sh') }}
          restore-keys: |
            ${{ runner.os }}-build-${{ env.cache-name }}-
            ${{ runner.os }}-build-
            ${{ runner.os }}-
      
      - name: Setup macports dependencies
        if: steps.cache-macports.outputs.cache-hit != 'true'
        run: | 
          curl -L "https://github.com/macports/macports-base/releases/download/v2.8.1/MacPorts-2.8.1-12-Monterey.pkg" --output macports.pkg
          sudo installer -pkg macports.pkg -target /
          chmod +x macOS/port-deps.sh && ./macOS/port-deps.sh
  
  linux-build:
    name: Linux Build
    runs-on: ubuntu-20.04

    strategy:
      matrix:
        architecture: [amd64, arm64, armv7]

    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Build container for ${{ matrix.architecture }}
        run: | 
          docker build -t builder --build-arg TARGET_ARCH=${{ matrix.architecture }} .

      - run: git clone --depth=1 --branch mosh-1.4.0 https://github.com/mobile-shell/mosh.git

      - name: Build binaries for ${{ matrix.architecture }}
        run: docker run -v $PWD/mosh:/mosh -w /mosh --name=builder builder sh -c './autogen.sh && LDFLAGS=-static ./configure && make'

      - name: Test run mosh-server
        run: docker run -v $PWD/mosh:/mosh -w /mosh/src/frontend builder sh -c 'chmod +x mosh-server && ./mosh-server'

      - name: Rename binaries
        run: |
          mv mosh/src/frontend/mosh-server mosh/src/frontend/mosh-server-linux-${{ matrix.architecture }}
          mv mosh/src/frontend/mosh-client mosh/src/frontend/mosh-client-linux-${{ matrix.architecture }}
      
      - uses: actions/upload-artifact@v3
        with:
          name: mosh-server-linux-${{ matrix.architecture }}
          path: mosh/src/frontend/mosh-server-linux-${{ matrix.architecture }}
          if-no-files-found: error

      - uses: actions/upload-artifact@v3
        with:
          name: mosh-client-linux-${{ matrix.architecture }}
          path: mosh/src/frontend/mosh-client-linux-${{ matrix.architecture }}
          if-no-files-found: error
  
  macos-build:
    name: macOS Build (x86_64, arm64)
    needs: macports-cache
    runs-on: macos-12

    steps:
      - name: Checkout
        uses: actions/checkout@v3
      
      - name: Install gtar sudo wrapper
        run: | 
          sudo mv /usr/local/bin/gtar /usr/local/bin/gtar.orig
          sudo cp macOS/gtar /usr/local/bin/gtar
          sudo chmod +x /usr/local/bin/gtar

      - name: Restore macports cache
        id: cache-macports
        uses: actions/cache@v3
        env:
          cache-name: cache-macports
        with:
          path: /opt/local
          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('macOS/port-deps.sh') }}
          restore-keys: |
            ${{ runner.os }}-build-${{ env.cache-name }}-
            ${{ runner.os }}-build-
            ${{ runner.os }}-

      - run: git clone --depth=1 --branch mosh-1.4.0 https://github.com/mobile-shell/mosh.git
      
      - run: PATH=/opt/local/bin:$PATH ./autogen.sh
        working-directory: ./mosh

      - run: |
          chmod +x build.sh
          env ZERO_AR_DATE=1 MACOSX_DEPLOYMENT_TARGET=11.0 PATH=/opt/local/bin:$PATH ./build.sh
        working-directory: ./macOS

      - uses: actions/upload-artifact@v3
        with:
          name: mosh-client-darwin-x86_64
          path: ./macOS/prefix_x86_64/local/bin/mosh-client-darwin-x86_64

      - uses: actions/upload-artifact@v3
        with:
          name: mosh-server-darwin-x86_64
          path: ./macOS/prefix_x86_64/local/bin/mosh-server-darwin-x86_64
      
      - uses: actions/upload-artifact@v3
        with:
          name: mosh-client-darwin-arm64
          path: ./macOS/prefix_arm64/local/bin/mosh-client-darwin-arm64

      - uses: actions/upload-artifact@v3
        with:
          name: mosh-server-darwin-arm64
          path: ./macOS/prefix_arm64/local/bin/mosh-server-darwin-arm64



  release:
    name: Release
    needs: [linux-build, macos-build]
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v3

      - name: Download artifacts
        uses: actions/download-artifact@v3
      
      - name: Create release description
        run: |
          (
            echo '- [Build #${{ github.run_number }}](https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }})'
            echo '- [Workflow file](https://github.com/${{ github.repository }}/blob/${{ github.sha }}/.github/workflows/autobuild.yml)'
            echo
            echo '## Files'
            echo '### Linux'
            echo '```'
            (
              for dir in mosh-client-linux* mosh-server-linux*; do
                cd "$dir"
                for prog in mosh*; do
                  file "$prog"
                done
                cd ..
              done
            )
            echo '```'
            echo
            echo '### macOS'
            echo '```'
            (
              for dir in mosh-client-darwin* mosh-server-darwin*; do
                cd "$dir"
                for prog in mosh*; do
                  file "$prog"
                done
                cd ..
              done
            )
            echo '```'
            echo
            echo '## SHA256 Checksums'
            echo '```'
            (
              for dir in mosh-client* mosh-server*; do
                cd "$dir"
                for prog in mosh*; do
                  sha256sum "$prog"
                done
                cd ..
              done
            )
            echo '```'
          ) | tee release.md
      
      - id: upload_artifact
        uses: actions/upload-artifact@v3
        with:
          name: release.md
          path: release.md
          if-no-files-found: error

      - name: Create release
        id: create_release
        uses: softprops/action-gh-release@v1
        with:
          name: "Build #${{ github.run_number }}"
          tag_name: run-${{ github.run_number }}
          prerelease: false
          draft: false
          body_path: release.md
          files: |
            mosh-client-*/mosh-client*
            mosh-server-*/mosh-server*