name: Build OpenWrt Packages

on:
  push:
    branches: [ "main", "master" ]
    tags: [ "v*" ]
  pull_request:
    branches: [ "main", "master" ]
  workflow_dispatch:

env:
  PACKAGE_NAME: luci-app-wechatpush
  SDK_DIR: /home/runner/work/openwrt-sdk

permissions:
  contents: write

jobs:
  build-apk:
    name: Build APK (v25.12)
    runs-on: ubuntu-latest
    env:
      OPENWRT_VERSION: 'v25.12.0-rc1'
    strategy:
      fail-fast: false
      matrix:
        target:
          - name: all
            path: x86/64

    steps:
      - name: Checkout package repository
        uses: actions/checkout@v4

      - name: Install dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y build-essential rsync unzip zstd python3-pyelftools

      - name: Cache OpenWrt SDK
        id: cache-sdk
        uses: actions/cache@v4
        with:
          path: ${{ env.SDK_DIR }}
          key: ${{ runner.os }}-sdk-apk-${{ matrix.target.name }}-${{ env.OPENWRT_VERSION }}

      - name: Download, extract OpenWrt SDK and update feeds
        if: steps.cache-sdk.outputs.cache-hit != 'true'
        run: |
          release_version="${OPENWRT_VERSION#v}"
          sdk_url_prefix="https://downloads.openwrt.org/releases/${release_version}/targets/${{ matrix.target.path }}"
          
          sdk_filename=$(curl -s "$sdk_url_prefix/" | \
                        grep -o '<a href="openwrt-sdk-.*-x86_64\.tar\.\(xz\|zst\)">' | \
                        sed -e 's/.*<a href="//' -e 's/">//' | \
                        head -n 1)

          if [ -z "$sdk_filename" ]; then
            echo "::error::Could not find SDK file at ${sdk_url_prefix}/"
            echo "Available files:"
            curl -s "$sdk_url_prefix/" | grep -o '<a href="[^"]*">[^<]*</a>' | sed -e 's/<a href="\(.*\)".*>\(.*\)/\1\t\2/'
            exit 1
          fi
          
          echo "Downloading SDK: ${sdk_url_prefix}/${sdk_filename}"
          wget -q "${sdk_url_prefix}/${sdk_filename}"
          
          echo "Extracting SDK..."
          tar -xf "$sdk_filename"
          mv $(find . -maxdepth 1 -type d -name 'openwrt-sdk-*') ${{ env.SDK_DIR }}

          echo "Updating feeds..."
          cd ${{ env.SDK_DIR }}
          
          echo "Original feeds configuration:"
          cat feeds.conf.default
          
          max_retries=5
          retry_count=0
          while [ $retry_count -lt $max_retries ]; do
            echo "Attempt $((retry_count + 1)) of $max_retries to update feeds..."
            
            echo "Replacing feeds URLs with GitHub mirrors..."
            sed -i 's|https://git.openwrt.org/openwrt/openwrt.git|https://github.com/openwrt/openwrt.git|g' feeds.conf.default
            sed -i 's|https://git.openwrt.org/feed/packages.git|https://github.com/openwrt/packages.git|g' feeds.conf.default
            sed -i 's|https://git.openwrt.org/project/luci.git|https://github.com/openwrt/luci.git|g' feeds.conf.default
            sed -i 's|https://git.openwrt.org/feed/routing.git|https://github.com/openwrt/routing.git|g' feeds.conf.default
            sed -i 's|https://git.openwrt.org/feed/telephony.git|https://github.com/openwrt/telephony.git|g' feeds.conf.default
            
            if [ $retry_count -eq 0 ]; then
              echo "Updated feeds configuration:"
              cat feeds.conf.default
            fi
            
            if ./scripts/feeds update -a; then
              echo "Feeds update successful"
              break
            else
              retry_count=$((retry_count + 1))
              if [ $retry_count -lt $max_retries ]; then
                wait_time=$((60 * retry_count))
                echo "Feeds update failed, waiting ${wait_time} seconds before retry..."
                sleep $wait_time
              else
                echo "::error::Feeds update failed after $max_retries attempts"
                exit 1
              fi
            fi
          done
          
          ./scripts/feeds install -a
          cd ..

      - name: Prepare build environment
        working-directory: ${{ env.SDK_DIR }}
        run: |
          rm -rf package/${PACKAGE_NAME}
          src_dir="${{ github.workspace }}"
          if [ -f "$src_dir/Makefile" ]; then
            pkg_src="$src_dir"
          else
            pkg_src=$(find "$src_dir" -maxdepth 1 -type d -name "${PACKAGE_NAME}" -o -name "luci-app-*${PACKAGE_NAME#luci-app-}*" | head -n 1)
            if [ -z "$pkg_src" ]; then
              echo "::error::Could not locate package directory for ${PACKAGE_NAME}"
              exit 1
            fi
          fi
          mkdir -p ./package/${PACKAGE_NAME}
          rsync -a --delete "$pkg_src"/ ./package/${PACKAGE_NAME}/
          
          # 注意：wrtbwmon 在 OpenWrt 22+ (firewall4/nftables) 环境下不兼容
          # 流量统计功能在新版本中不可用，但保留其他功能
          
          translation_pkg=${PACKAGE_NAME#luci-app-}
          mkdir -p ./bin/packages
          find ./bin/packages -type f -name "${PACKAGE_NAME}*.apk" -delete
          find ./bin/packages -type f -name "luci-i18n-${translation_pkg}-*.apk" -delete
          {
            echo "CONFIG_PACKAGE_${PACKAGE_NAME}=m"
            # 注意：流量监控功能在 OpenWrt 22+ 中不可用（wrtbwmon 与 firewall4 不兼容）
            # echo "CONFIG_PACKAGE_${PACKAGE_NAME}_Enable_Traffic_Monitoring=y"
            echo "CONFIG_PACKAGE_${PACKAGE_NAME}_Enable_Local_Disk_Information_Detection=y"
            echo "CONFIG_PACKAGE_${PACKAGE_NAME}_Enable_Host_Information_Detection=y"
            # echo "CONFIG_PACKAGE_wrtbwmon=m"  # 在 firewall4 环境下不兼容
            echo "CONFIG_PACKAGE_lsblk=m"
            echo "CONFIG_PACKAGE_smartmontools=m"
            echo "CONFIG_PACKAGE_smartmontools-drivedb=m"
            echo "CONFIG_PACKAGE_openssh-client=m"
            echo "CONFIG_PACKAGE_openssh-keygen=m"
            echo "CONFIG_PACKAGE_luci-i18n-${translation_pkg}-zh-cn=m"
            echo "CONFIG_LUCI_LANG_zh_Hans=y"
          } > .config
          make defconfig

      - name: Compile the package
        working-directory: ${{ env.SDK_DIR }}
        run: |
          make package/${PACKAGE_NAME}/compile V=s -j$(($(nproc) + 1))

      - name: Find and prepare .apk file
        id: find_apk
        working-directory: ${{ env.SDK_DIR }}
        run: |
          translation_pkg=${PACKAGE_NAME#luci-app-}
          rm -rf upload
          mkdir -p upload
          find ./bin/packages -type f \( -name "${PACKAGE_NAME}*.apk" -o -name "luci-i18n-${translation_pkg}-*.apk" -o -name "lsblk*.apk" -o -name "smartmontools*.apk" -o -name "openssh-client*.apk" -o -name "openssh-keygen*.apk" \) | while read -r apk; do
            rel_path=${apk#./}
            echo "Found apk: $rel_path"
            cp "$apk" upload/
          done
          if ! find upload -maxdepth 1 -type f -name '*.apk' | grep -q '.'; then
            echo "::error::No apk files found in ./bin/packages/"
            echo "Directory tree of ./bin/:"
            ls -R ./bin/
            exit 1
          fi
          echo "path=upload" >> $GITHUB_OUTPUT

      - name: Upload .apk artifact
        uses: actions/upload-artifact@v4
        with:
          name: ${{ env.PACKAGE_NAME }}-apk-${{ matrix.target.name }}
          path: ${{ env.SDK_DIR }}/${{ steps.find_apk.outputs.path }}
          if-no-files-found: error

  build-ipk:
    name: Build IPK (v23.05)
    runs-on: ubuntu-latest
    env:
      OPENWRT_VERSION: 'v23.05.3'
    strategy:
      fail-fast: false
      matrix:
        target:
          - name: all
            path: x86/64

    steps:
      - name: Checkout package repository
        uses: actions/checkout@v4

      - name: Install dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y build-essential rsync unzip zstd

      - name: Cache OpenWrt SDK
        id: cache-sdk
        uses: actions/cache@v4
        with:
          path: ${{ env.SDK_DIR }}
          key: ${{ runner.os }}-sdk-ipk-${{ matrix.target.name }}-${{ env.OPENWRT_VERSION }}

      - name: Download, extract OpenWrt SDK and update feeds
        if: steps.cache-sdk.outputs.cache-hit != 'true'
        run: |
          release_version="${OPENWRT_VERSION#v}"
          sdk_url_prefix="https://downloads.openwrt.org/releases/${release_version}/targets/${{ matrix.target.path }}"
          
          sdk_filename=$(curl -s "$sdk_url_prefix/" | \
                        grep -o '<a href="openwrt-sdk-.*-x86_64\.tar\.\(xz\|zst\)">' | \
                        sed -e 's/.*<a href="//' -e 's/">//' | \
                        head -n 1)

          if [ -z "$sdk_filename" ]; then
            echo "::error::Could not find SDK file at ${sdk_url_prefix}/"
            echo "Available files:"
            curl -s "$sdk_url_prefix/" | grep -o '<a href="[^"]*">[^<]*</a>' | sed -e 's/<a href="\(.*\)".*>\(.*\)/\1\t\2/'
            exit 1
          fi
          
          echo "Downloading SDK: ${sdk_url_prefix}/${sdk_filename}"
          wget -q "${sdk_url_prefix}/${sdk_filename}"
          
          echo "Extracting SDK..."
          tar -xf "$sdk_filename"
          mv $(find . -maxdepth 1 -type d -name 'openwrt-sdk-*') ${{ env.SDK_DIR }}

          echo "Updating feeds..."
          cd ${{ env.SDK_DIR }}
          ./scripts/feeds update -a
          ./scripts/feeds install -a
          cd ..

      - name: Prepare build environment
        working-directory: ${{ env.SDK_DIR }}
        run: |
          rm -rf package/${PACKAGE_NAME}
          src_dir="${{ github.workspace }}"
          if [ -f "$src_dir/Makefile" ]; then
            pkg_src="$src_dir"
          else
            pkg_src=$(find "$src_dir" -maxdepth 1 -type d -name "${PACKAGE_NAME}" -o -name "luci-app-*${PACKAGE_NAME#luci-app-}*" | head -n 1)
            if [ -z "$pkg_src" ]; then
              echo "::error::Could not locate package directory for ${PACKAGE_NAME}"
              exit 1
            fi
          fi
          mkdir -p ./package/${PACKAGE_NAME}
          rsync -a --delete "$pkg_src"/ ./package/${PACKAGE_NAME}/
          translation_pkg=${PACKAGE_NAME#luci-app-}
          mkdir -p ./bin/packages
          find ./bin/packages -type f -name "${PACKAGE_NAME}*.ipk" -delete
          find ./bin/packages -type f -name "luci-i18n-${translation_pkg}-*.ipk" -delete
          {
            echo "CONFIG_PACKAGE_${PACKAGE_NAME}=m"
            echo "CONFIG_PACKAGE_luci-i18n-${translation_pkg}-zh-cn=m"
            echo "CONFIG_LUCI_LANG_zh_Hans=y"
          } > .config
          make defconfig

      - name: Compile the package
        working-directory: ${{ env.SDK_DIR }}
        run: |
          make package/${PACKAGE_NAME}/compile V=s -j$(($(nproc) + 1))

      - name: Find and prepare .ipk file
        id: find_ipk
        working-directory: ${{ env.SDK_DIR }}
        run: |
          translation_pkg=${PACKAGE_NAME#luci-app-}
          rm -rf upload
          mkdir -p upload
          find ./bin/packages -type f \( -name "${PACKAGE_NAME}*.ipk" -o -name "luci-i18n-${translation_pkg}-*.ipk" \) | while read -r ipk; do
            rel_path=${ipk#./}
            echo "Found IPK: $rel_path"
            cp "$ipk" upload/
          done
          if ! find upload -maxdepth 1 -type f -name '*.ipk' | grep -q '.'; then
            echo "::error::No IPK files found in ./bin/packages/"
            echo "Directory tree of ./bin/:"
            ls -R ./bin/
            exit 1
          fi
          echo "path=upload" >> $GITHUB_OUTPUT

      - name: Upload .ipk artifact
        uses: actions/upload-artifact@v4
        with:
          name: ${{ env.PACKAGE_NAME }}-ipk-${{ matrix.target.name }}
          path: ${{ env.SDK_DIR }}/${{ steps.find_ipk.outputs.path }}
          if-no-files-found: error

  release:
    name: Publish Release
    runs-on: ubuntu-latest
    needs: [build-apk, build-ipk]
    if: startsWith(github.ref, 'refs/tags/')
    steps:
      - name: Download build artifacts
        uses: actions/download-artifact@v4
        with:
          path: release-assets

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ github.ref_name }}
          name: ${{ github.ref_name }}
          generate_release_notes: true
          files: release-assets/**/*