name: Build binaries

on: [push, pull_request]

jobs:
  build:
    runs-on: ubuntu-18.04
    timeout-minutes: 20
    steps:
      - uses: actions/checkout@v2

      - name: Cache
        id: cache-1
        uses: actions/cache@v2
        with:
          path: cache
          key: ${{ runner.os }}-cache-1

      - name: Download devkitPPC r30, libogc 1.8.19, bin2s and elf2dol
        if: steps.cache-1.outputs.cache-hit != 'true'
        # general-tools is needed for bin2s and gamecube-tools is needed for elf2dol
        run: | 
          mkdir cache && cd cache
          wget "https://wii.leseratte10.de/devkitPro/file.php/devkitPPC-r30-1-linux.pkg.tar.xz"
          wget "https://wii.leseratte10.de/devkitPro/file.php/libogc-1.8.19-1-any.pkg.tar.xz"
          wget "https://wii.leseratte10.de/devkitPro/file.php/general-tools-1.2.0-1-linux.pkg.tar.xz"
          wget "https://wii.leseratte10.de/devkitPro/file.php/gamecube-tools-1.0.2-1-linux.pkg.tar.xz"
          cd ..

      - name: Extract devkitPPC r30, libogc 1.8.19, bin2s and elf2dol
        # general-tools is needed for bin2s and gamecube-tools is needed for elf2dol
        run: | 
          tar -xf cache/devkitPPC-r30-1-linux.pkg.tar.xz opt/devkitpro/devkitPPC --strip-components=1
          tar -xf cache/libogc-1.8.19-1-any.pkg.tar.xz opt/devkitpro/libogc --strip-components=1
          tar -xf cache/general-tools-1.2.0-1-linux.pkg.tar.xz opt/devkitpro/tools/bin/bin2s --strip-components=4
          sudo cp bin2s /usr/local/bin/bin2s
          tar -xf cache/gamecube-tools-1.0.2-1-linux.pkg.tar.xz opt/devkitpro/tools/bin/elf2dol --strip-components=4
          sudo cp elf2dol /usr/local/bin/elf2dol

      - name: Patch libogc
        run: |
          if [[ "$(xxd -s 608918 -g4 -l4 $(pwd)/devkitpro/libogc/lib/wii/libogc.a | cut -d\  -f2)" == "38800001" ]]; then
            echo "Found correct value at offset 608918 (0x94a96) -> patching libogc ..."
            printf '\x38\x80\x00\x03' | dd of=$(pwd)/devkitpro/libogc/lib/wii/libogc.a bs=1 seek=608918 count=4 conv=notrunc
            if [[ "$(xxd -s 608918 -g4 -l4 $(pwd)/devkitpro/libogc/lib/wii/libogc.a | cut -d\  -f2)" == "38800003" ]]; then
              echo "Patch successful"
            else
              echo "Patch failed!!"
              /bin/false
            fi
          else
            echo "Fail: $(xxd -s 608918 -g4 -l4 $(pwd)/devkitpro/libogc/lib/wii/libogc.a | cut -d\  -f2)"
          fi
      - name: Compile
        run: |
          PATH=$(pwd)/devkitpro/devkitPPC/bin:$PATH DEVKITPPC=$(pwd)/devkitpro/devkitPPC DEVKITPRO=$(pwd)/devkitpro make
      - name: Package
        run: |
          cp -r wii/apps apps
          mkdir -p apps/wiiflow/
          cp -r out/bins apps/wiiflow/bins
          cp -r out/imgs apps/wiiflow/imgs
          cp out/boot.dol apps/wiiflow/
          mkdir -p wiiflow
          cp -r wii/wiiflow/Languages wiiflow/languages

      - name: Upload binaries
        uses: actions/upload-artifact@v2
        with: 
          name: wiiflow_lite
          path: |
            apps
            wiiflow