name: Build and Release

on:
  workflow_dispatch:
  release:
    types: [published]
  push:
    branches:
      - main
    paths:
      - "**/*.go"
      - "go.mod"
      - "go.sum"
      - ".github/workflows/*.yml"
  pull_request:
    types: [opened, synchronize, reopened]
    paths:
      - "**/*.go"
      - "go.mod"
      - "go.sum"
      - ".github/workflows/*.yml"
jobs:
  prepare:
    runs-on: ubuntu-latest
    steps:
      - name: Restore Cache
        uses: actions/cache/restore@v3
        with:
          path: resources
          key: xray-geodat-

      - name: Update Geodat
        id: update
        uses: nick-fields/retry@v2
        with:
          timeout_minutes: 60
          retry_wait_seconds: 60
          max_attempts: 60
          command: |
            [ -d 'resources' ] || mkdir resources
            LIST=('geoip geoip geoip' 'domain-list-community dlc geosite')
            for i in "${LIST[@]}"
            do
              INFO=($(echo $i | awk 'BEGIN{FS=" ";OFS=" "} {print $1,$2,$3}'))
              FILE_NAME="${INFO[2]}.dat"
              echo -e "Verifying HASH key..."
              HASH="$(curl -sL "https://raw.githubusercontent.com/v2fly/${INFO[0]}/release/${INFO[1]}.dat.sha256sum" | awk -F ' ' '{print $1}')"
              if [ -s "./resources/${FILE_NAME}" ] && [ "$(sha256sum "./resources/${FILE_NAME}" | awk -F ' ' '{print $1}')" == "${HASH}" ]; then
                  continue
              else
                  echo -e "Downloading https://raw.githubusercontent.com/v2fly/${INFO[0]}/release/${INFO[1]}.dat..."
                  curl -L "https://raw.githubusercontent.com/v2fly/${INFO[0]}/release/${INFO[1]}.dat" -o ./resources/${FILE_NAME}
                  echo -e "Verifying HASH key..."
                  [ "$(sha256sum "./resources/${FILE_NAME}" | awk -F ' ' '{print $1}')" == "${HASH}" ] || { echo -e "The HASH key of ${FILE_NAME} does not match cloud one."; exit 1; }
                  echo "unhit=true" >> $GITHUB_OUTPUT
              fi
            done

      - name: Save Cache
        uses: actions/cache/save@v3
        if: ${{ steps.update.outputs.unhit }}
        with:
          path: resources
          key: xray-geodat-${{ github.sha }}-${{ github.run_number }}

  build:
    needs: prepare
    permissions:
      contents: write
    strategy:
      matrix:
        # Include amd64 on all platforms.
        goos: [windows, freebsd, openbsd, linux, dragonfly, darwin]
        goarch: [amd64, 386]
        exclude:
          # Exclude i386 on darwin and dragonfly.
          - goarch: 386
            goos: dragonfly
          - goarch: 386
            goos: darwin
        include:
          # BEIGIN MacOS ARM64
          - goos: darwin
            goarch: arm64
          # END MacOS ARM64
          # BEGIN Linux ARM 5 6 7
          - goos: linux
            goarch: arm
            goarm: 7
          - goos: linux
            goarch: arm
            goarm: 6
          - goos: linux
            goarch: arm
            goarm: 5
          # END Linux ARM 5 6 7
          # BEGIN Android ARM 8
          - goos: android
            goarch: arm64
          # END Android ARM 8
          # Windows ARM
          - goos: windows
            goarch: arm64
          - goos: windows
            goarch: arm
            goarm: 7
          # BEGIN Other architectures
          # BEGIN riscv64 & ARM64
          - goos: linux
            goarch: arm64
          - goos: linux
            goarch: riscv64
          # END riscv64 & ARM64
          # BEGIN MIPS
          - goos: linux
            goarch: mips64
          - goos: linux
            goarch: mips64le
          - goos: linux
            goarch: mipsle
          - goos: linux
            goarch: mips
          # END MIPS
          # BEGIN PPC
          - goos: linux
            goarch: ppc64
          - goos: linux
            goarch: ppc64le
          # END PPC
          # BEGIN FreeBSD ARM
          - goos: freebsd
            goarch: arm64
          - goos: freebsd
            goarch: arm
            goarm: 7
          # END FreeBSD ARM
          # BEGIN S390X
          - goos: linux
            goarch: s390x
          # END S390X
          # END Other architectures
          # BEGIN OPENBSD ARM
          - goos: openbsd
            goarch: arm64
          - goos: openbsd
            goarch: arm
            goarm: 7
          # END OPENBSD ARM
      fail-fast: false

    runs-on: ubuntu-latest
    env:
      GOOS: ${{ matrix.goos }}
      GOARCH: ${{ matrix.goarch }}
      GOARM: ${{ matrix.goarm }}
      CGO_ENABLED: 0
    steps:
      - name: Checkout codebase
        uses: actions/checkout@v3

      - name: Show workflow information 
        run: |
          export _NAME=$(jq ".[\"$GOOS-$GOARCH$GOARM$GOMIPS\"].friendlyName" -r < .github/build/friendly-filenames.json)
          echo "GOOS: $GOOS, GOARCH: $GOARCH, GOARM: $GOARM, GOMIPS: $GOMIPS, RELEASE_NAME: $_NAME"
          echo "ASSET_NAME=$_NAME" >> $GITHUB_ENV

      - name: Set up Go
        uses: actions/setup-go@v4
        with:
          go-version: '1.20'
          check-latest: true

      - name: Get project dependencies
        run: go mod download
      
      - name: Replace Custom to Commit ID
        if: github.event_name != 'release'
        run: |
          ID=$(git rev-parse --short ${{ github.sha }})
          if [ "${{ github.event_name }}" == 'pull_request' ]
          then
            ID=$(git rev-parse --short ${{ github.event.pull_request.head.sha }})
          fi
          sed -i '/build/ s/Custom/'$ID'/' ./core/core.go
 
      - name: Build Xray
        run: |
          mkdir -p build_assets
          go build -v -o build_assets/xray -trimpath -ldflags "-s -w -buildid=" -tags with_gvisor ./main

      - name: Build background Xray on Windows 
        if: matrix.goos == 'windows'
        run: |
          go build -v -o build_assets/wxray.exe -trimpath -ldflags "-s -w -H windowsgui -buildid=" -tags with_gvisor ./main
    
      - name: Build Mips softfloat Xray
        if: matrix.goarch == 'mips' || matrix.goarch == 'mipsle'
        run: |
          GOMIPS=softfloat go build -v -o build_assets/xray_softfloat -trimpath -ldflags "-s -w -buildid=" ./main

      - name: Rename Windows Xray
        if: matrix.goos == 'windows'
        run: |
          cd ./build_assets || exit 1
          mv xray xray.exe

      - name: Restore Cache
        uses: actions/cache/restore@v3
        with:
          path: resources
          key: xray-geodat-

      - name: Copy README.md & LICENSE
        run: |
          mv -f resources/* build_assets
          cp ${GITHUB_WORKSPACE}/README.md ./build_assets/README.md
          cp ${GITHUB_WORKSPACE}/LICENSE ./build_assets/LICENSE

      - name: Create ZIP archive
        shell: bash
        run: |
          pushd build_assets || exit 1
          touch -mt $(date +%Y01010000) *
          zip -9vr ../Xray-${{ env.ASSET_NAME }}.zip .
          popd || exit 1
          FILE=./Xray-${{ env.ASSET_NAME }}.zip
          DGST=$FILE.dgst
          for METHOD in {"md5","sha1","sha256","sha512"}
          do
            openssl dgst -$METHOD $FILE | sed 's/([^)]*)//g' >>$DGST
          done

      - name: Change the name
        run: |
          mv build_assets Xray-${{ env.ASSET_NAME }}

      - name: Upload files to Artifacts
        uses: actions/upload-artifact@v3
        with:
          name: Xray-${{ env.ASSET_NAME }}
          path: |
            ./Xray-${{ env.ASSET_NAME }}/*

      - name: Upload binaries to release
        uses: svenstaro/upload-release-action@v2
        if: github.event_name == 'release'
        with:
          repo_token: ${{ secrets.GITHUB_TOKEN }}
          file: ./Xray-${{ env.ASSET_NAME }}.zip*
          tag: ${{ github.ref }}
          file_glob: true