name: Build IPKs

on:
  repository_dispatch:
  workflow_dispatch:
    inputs:
      applications:
        description: 'build applications, eg: "luci-app-store luci-app-ddnsto". "all" means build all'
        required: true
        default: 'all'
      target:
        description: 'build target ["arm64", "x64", "mipsel", "all"]'
        required: true
        default: 'all'

env:
  TZ: Asia/Shanghai

jobs:
  matrix:
    runs-on: ubuntu-latest
    outputs:
      matrix: ${{ steps.set-matrix.outputs.matrix }}
    steps:
      - name: Detect build target
        id: set-matrix
        env:
          MATRIX_TARGET: ${{ github.event.inputs.target }}
        run: |
          if [ "x${MATRIX_TARGET}" = "x" -o "x${MATRIX_TARGET}" = "xall" ]; then \
            echo "matrix={\"target\":[\"arm64\", \"x64\", \"mipsel\"]}" >> $GITHUB_OUTPUT; \
          else \
            targets=""; \
            for target in ${MATRIX_TARGET}; do \
              targets="$targets, \"$target\"";
            done; \
            echo "matrix={\"target\":[${targets#, }]}" >> $GITHUB_OUTPUT; \
          fi
  build:
    needs: matrix
    runs-on: ubuntu-latest
    name: Build IPKs for ${{ matrix.target }}
    strategy:
      matrix: ${{fromJson(needs.matrix.outputs.matrix)}}
    steps:
      - name: Job Info
        run: |
          apps="${{ github.event.inputs.applications }}"
          echo "::notice title=Apps::$apps"

      - name: Checkout
        uses: actions/checkout@main
        with:
          path: 'apps'

      - name: Import Env
        env:
          MATRIX_TARGET: ${{ matrix.target }}
        run: cat apps/.github/workflows/${MATRIX_TARGET}.env >> "$GITHUB_ENV"

      - name: Initialization environment
        env:
          DEBIAN_FRONTEND: noninteractive
        run: |
          sudo swapoff /swapfile || true
          sudo rm -rf /swapfile /etc/apt/sources.list.d/* /usr/share/dotnet /usr/local/lib/android /opt/ghc
          sudo -E apt-get -qq update
          sudo -E apt-get -qq install build-essential asciidoc binutils bzip2 gawk gettext git libncurses5-dev libz-dev patch unzip zlib1g-dev libc6-dev-i386 subversion flex uglifyjs gcc-multilib g++-multilib p7zip p7zip-full msmtp libssl-dev texinfo libglib2.0-dev xmlto qemu-utils upx libelf-dev autoconf automake libtool autopoint device-tree-compiler antlr3 gperf rsync
          sudo -E apt-get -qq autoremove --purge
          sudo -E apt-get -qq clean
          sudo timedatectl set-timezone "$TZ"
          # curl -fsSL https://raw.githubusercontent.com/P3TERX/dotfiles/master/.bashrc >> ~/.bashrc

      - name: Download SDK
        run: wget ${SDK_URL}${SDK_NAME}.tar.xz

      - name: Unpack SDK
        run: |
          mkdir ~/openwrt-sdk
          tar -xJf `pwd`/${SDK_NAME}.tar.xz --strip-components=1 -C ~/openwrt-sdk
          ln -s ${HOME}/openwrt-sdk ${SDK_NAME}

      - name: Clean Code
        run: |
          rm -f ${SDK_NAME}/package/linux/modules/*
          rm -f ${SDK_NAME}/package/kernel/linux/modules/*
          grep -lFr '$(call KernelPackage,' ${SDK_NAME}/package/linux | xargs -rn1 sed -i 's/ FILES:=/ XFILES:=/g' || true
          grep -lFr '$(call KernelPackage,' ${SDK_NAME}/package/kernel | xargs -rn1 sed -i 's/ FILES:=/ XFILES:=/g' || true
          find ${SDK_NAME}/target/linux -name 'modules.mk' | xargs -rn1 sed -i 's/ FILES:=/ XFILES:=/g' || true
          grep 'src-git base ' ${SDK_NAME}/feeds.conf.default > ${SDK_NAME}/feeds.conf
          grep 'src-git luci ' ${SDK_NAME}/feeds.conf.default >> ${SDK_NAME}/feeds.conf

      - name: Write Config
        run: |
          cat <<EOF >${SDK_NAME}/.config
          # CONFIG_SIGNED_PACKAGES is not set
          CONFIG_LUCI_LANG_zh_Hans=y
          CONFIG_LUCI_LANG_zh-cn=y
          EOF

      - name: Load custom feeds
        run: |
          echo "" >> ${SDK_NAME}/feeds.conf
          echo "src-link apps `pwd`/apps/applications" >> ${SDK_NAME}/feeds.conf
          cat apps/feeds.conf >> ${SDK_NAME}/feeds.conf
          echo "" >> ${SDK_NAME}/feeds.conf
          echo "Final feeds.conf:"
          cat ${SDK_NAME}/feeds.conf

      - name: 'Restore feeds from cache'
        id: feeds-cache
        uses: actions/cache@v3
        env:
          CACHE_NAME: 'feeds-cache'
        with:
          path: |
            ~/openwrt-sdk/feeds/packages
            ~/openwrt-sdk/feeds/luci
          key: ${{ env.CACHE_NAME }}-${{ env.SDK_NAME }}-pl-3

      - name: 'Restore staging from cache'
        id: staging-cache
        uses: actions/cache@v3
        env:
          CACHE_NAME: 'staging-cache'
        with:
          path: ~/openwrt-sdk/staging_dir
          key: ${{ env.CACHE_NAME }}-${{ env.SDK_NAME }}-hht-2

      - name: Update feeds
        run: |
          apps="${{ github.event.inputs.applications }}"
          cd ~/openwrt-sdk
          ./scripts/feeds update -a
          grep -lFr '$(call KernelPackage,' feeds/base/package/linux | xargs -rn1 sed -i 's/ FILES:=/ XFILES:=/g' || true
          grep -lFr '$(call KernelPackage,' feeds/base/package/kernel | xargs -rn1 sed -i 's/ FILES:=/ XFILES:=/g' || true
          patch -d feeds/luci -p1 -f -N -i ${{ github.workspace }}/apps/.github/workflows/luci.patch
          if [ "$apps" = "all" ]; then
            ./scripts/feeds install -a -p apps -d y
            for repo in `sed -e 's/src-[^ ]* \([^ ]*\) .*/\1/g' ${{ github.workspace }}/apps/feeds.conf`
            do
              echo add all in repo $repo
              ./scripts/feeds install -a -p $repo -d y
            done
          else
            ./scripts/feeds install -d y ${apps}
          fi

      - name: Defconfig
        id: defconfig
        run: |
          cd ~/openwrt-sdk
          make defconfig
          sed -i 's/^CONFIG_PACKAGE_\(.*\)=m$/# CONFIG_PACKAGE_\1 is not set/' .config
          grep '^CONFIG_PACKAGE_' .config
          echo "status=success" >> $GITHUB_OUTPUT

      - name: 'Restore downloads from cache'
        id: dl-cache
        uses: actions/cache@v3
        env:
          CACHE_NAME: 'dl-cache'
        with:
          path: ${{ github.workspace }}/.dl
          key: ${{ env.CACHE_NAME }}

      - name: Download sources
        id: download
        if: steps.defconfig.outputs.status == 'success'
        run: |
          [ -d "${{ github.workspace }}/.dl" ] || mkdir -p "${{ github.workspace }}/.dl"
          cd ~/openwrt-sdk
          rm -rf dl
          ln -s "${{ github.workspace }}/.dl" dl
          make -j4 download
          echo "status=success" >> $GITHUB_OUTPUT

      - name: 'Restore ccache from cache'
        id: ccache-cache
        uses: actions/cache@v3
        env:
          CACHE_NAME: 'ccache-cache'
        with:
          path: ~/openwrt-sdk/.ccache
          key: ${{ env.CACHE_NAME }}-${{ env.SDK_NAME }}-2

      - name: PreCompile IPKs
        id: precompile
        if: steps.download.outputs.status == 'success'
        run: |
          cd ~/openwrt-sdk
          make -j4 package/compile
          echo "status=success" >> $GITHUB_OUTPUT

      - name: ReCompile IPKs
        id: compile
        if: failure() && steps.download.outputs.status == 'success'
        run: |
          cd ~/openwrt-sdk
          bash -c 'set -o pipefail ; make -j1 V=s defconfig package/compile 2>&1 | tee /tmp/openwrt-sdk-build.log'
          echo "status=success" >> $GITHUB_OUTPUT

      - name: Last fail log
        if: failure()
        run: tail -n 200 /tmp/openwrt-sdk-build.log && false

      - name: PreUpload - Clean
        id: preupload
        if: steps.precompile.outputs.status == 'success' || steps.compile.outputs.status == 'success'
        run: |
          cd ${SDK_NAME}/bin/packages/${SDK_ARCH}
          rm -rf base luci

      - name: Upload bin directory
        uses: actions/upload-artifact@main
        if: steps.precompile.outputs.status == 'success' || steps.compile.outputs.status == 'success'
        with:
          name: ${{ env.SDK_ARCH }}
          path: ${{ env.SDK_NAME }}/bin/packages/${{ env.SDK_ARCH }}

      - name: PreCache - Clean
        run: |
          git -C "${SDK_NAME}/feeds/luci" reset --hard HEAD^
          cd ${SDK_NAME}/staging_dir
          rm -rf packages target-*