name: Build Android 13 5.10 GKI Kernels

on:
  workflow_call:  # This allows this workflow to be called from another workflow
  
jobs:
  build-kernel-a13-5-10-kernelsu-susfs:
    runs-on: ubuntu-22.04
    strategy:
      matrix:
        include:
          - android_version: "android13"
            kernel_version: "5.10"
            sub_level: "189"
            os_patch_level: "2023-11"
          - android_version: "android13"
            kernel_version: "5.10"
            sub_level: "198"
            os_patch_level: "2024-01"
          - android_version: "android13"
            kernel_version: "5.10"
            sub_level: "205"
            os_patch_level: "2024-03"
          - android_version: "android13"
            kernel_version: "5.10"
            sub_level: "209"
            os_patch_level: "2024-05"
          - android_version: "android13"
            kernel_version: "5.10"
            sub_level: "210"
            os_patch_level: "2024-06"
          - android_version: "android13"
            kernel_version: "5.10"
            sub_level: "214"
            os_patch_level: "2024-07"
          - android_version: "android13"
            kernel_version: "5.10"
            sub_level: "218"
            os_patch_level: "2024-08"
          #- android_version: "android13"
          #  kernel_version: "5.10"
          #  sub_level: "X"
          #  os_patch_level: "lts"

    steps:
      - name: Maximize build space
        uses: easimon/maximize-build-space@master
        with:
          root-reserve-mb: 8192
          temp-reserve-mb: 2048
          swap-size-mb: 8192
          remove-dotnet: 'true'
          remove-android: 'true'
          remove-haskell: 'true'
          remove-codeql: 'true'

      - name: Set CONFIG Environment Variable
        run: |
          # Set CONFIG dynamically based on matrix values
          CONFIG="${{ matrix.android_version }}-${{ matrix.kernel_version }}-${{ matrix.sub_level }}"
          
          # Set CONFIG as an environment variable for future steps
          echo "CONFIG=$CONFIG" >> $GITHUB_ENV
          
          echo "CONFIG set to: $CONFIG"

      - name: Download prebuilt toolchain
        run: |
          AOSP_MIRROR=https://android.googlesource.com
          BRANCH=main-kernel-build-2024
          git clone $AOSP_MIRROR/kernel/prebuilts/build-tools -b $BRANCH --depth 1 kernel-build-tools
          git clone $AOSP_MIRROR/platform/system/tools/mkbootimg -b $BRANCH --depth 1 mkbootimg

          echo "AVBTOOL=$GITHUB_WORKSPACE/kernel-build-tools/linux-x86/bin/avbtool" >> $GITHUB_ENV
          echo "MKBOOTIMG=$GITHUB_WORKSPACE/mkbootimg/mkbootimg.py" >> $GITHUB_ENV
          echo "UNPACK_BOOTIMG=$GITHUB_WORKSPACE/mkbootimg/unpack_bootimg.py" >> $GITHUB_ENV

      - name: Set boot sign key
        env:
          BOOT_SIGN_KEY: ${{ secrets.BOOT_SIGN_KEY }}
        run: |
          if [ ! -z "$BOOT_SIGN_KEY" ]; then
            echo "$BOOT_SIGN_KEY" > ./kernel-build-tools/linux-x86/share/avb/testkey_rsa2048.pem
            echo "BOOT_SIGN_KEY_PATH=$GITHUB_WORKSPACE/kernel-build-tools/linux-x86/share/avb/testkey_rsa2048.pem" >> $GITHUB_ENV
          else
            echo "BOOT_SIGN_KEY is not set. Exiting..."
            exit 1
          fi
          
      - name: Install Repo
        run: |
          # Install dependencies
          mkdir -p ./git-repo
          curl https://storage.googleapis.com/git-repo-downloads/repo > ./git-repo/repo
          chmod a+rx ./git-repo/repo
          echo "REPO=$GITHUB_WORKSPACE/./git-repo/repo" >> $GITHUB_ENV

      - name: Clone AnyKernel3 and Other Dependencies
        run: |
          echo "Cloning AnyKernel3 and other dependencies..."
    
          # Define the branch names using the matrix values
          ANYKERNEL_BRANCH="${{ matrix.android_version }}-${{ matrix.kernel_version }}"
          SUSFS_BRANCH="gki-${{ matrix.android_version }}-${{ matrix.kernel_version }}"

          # Debug print the branches
          echo "Using branch for AnyKernel3: $ANYKERNEL_BRANCH"
          echo "Using branch for SUSFS: $SUSFS_BRANCH"

          # Clone repositories using the branch names
          git clone https://github.com/TheWildJames/AnyKernel3.git -b "$ANYKERNEL_BRANCH"
          git clone https://gitlab.com/simonpunk/susfs4ksu.git -b "$SUSFS_BRANCH"
          git clone https://github.com/TheWildJames/kernel_patches.git
      
      - name: Initialize and Sync Kernel Source
        run: |
          echo "Creating folder for configuration: $CONFIG..."
          mkdir -p "$CONFIG"
          cd "$CONFIG"
          
          # Initialize and sync kernel source
          echo "Initializing and syncing kernel source..."
          FORMATTED_BRANCH="${{ matrix.android_version }}-${{ matrix.kernel_version }}-${{ matrix.os_patch_level }}"
          $REPO init --depth=1 --u https://android.googlesource.com/kernel/manifest -b common-${FORMATTED_BRANCH} --repo-rev=v2.16
          
          REMOTE_BRANCH=$(git ls-remote https://android.googlesource.com/kernel/common ${FORMATTED_BRANCH})
          DEFAULT_MANIFEST_PATH=.repo/manifests/default.xml

          # Check if branch is deprecated
          if grep -q deprecated <<< $REMOTE_BRANCH; then
            echo "Found deprecated branch: $FORMATTED_BRANCH"
            sed -i "s/\"${FORMATTED_BRANCH}\"/\"deprecated\/${FORMATTED_BRANCH}\"/g" $DEFAULT_MANIFEST_PATH
          fi

          # Sync repo and apply patches
          $REPO --version
          $REPO --trace sync -c -j$(nproc --all) --no-tags --fail-fast

      - name: Add KernelSU
        run: |
          echo "Changing to configuration directory: $CONFIG..."
          cd "$CONFIG"
          
          echo "Adding KernelSU..."
          curl -LSs "https://raw.githubusercontent.com/rifsxd/KernelSU-Next/next/kernel/setup.sh" | bash -

      - name: Apply SUSFS Patches
        run: |
          echo "Changing to configuration directory: $CONFIG..."
          cd "$CONFIG"
          
          echo "Applying SUSFS patches..."
          
          # Copy SUSFS patches
          cp ../susfs4ksu/kernel_patches/KernelSU/10_enable_susfs_for_ksu.patch ./KernelSU-Next/
          cp ../susfs4ksu/kernel_patches/50_add_susfs_in_gki-${{ matrix.android_version }}-${{ matrix.kernel_version }}.patch ./common/
          cp ../susfs4ksu/kernel_patches/fs/* ./common/fs/
          cp ../susfs4ksu/kernel_patches/include/linux/* ./common/include/linux/

          cd ./KernelSU-Next
          
          # Apply SUSFS patch for KernelSU
          patch -p1 --forward < 10_enable_susfs_for_ksu.patch || true
          
          # Change to common directory and apply SUSFS patch
          cd ../common
          patch -p1 < 50_add_susfs_in_gki-${{ matrix.android_version }}-${{ matrix.kernel_version }}.patch || true
          
      - name: Apply Next-SUSFS Patches
        run: |
          echo "Changing to configuration directory: $CONFIG..."
          cd "$CONFIG"
          
          echo "Applying next SUSFS patches..."
          cp ../kernel_patches/apk_sign.c_fix.patch ./
          patch -p1 -F 3 < apk_sign.c_fix.patch
          cp ../kernel_patches/core_hook.c_fix.patch ./
          patch -p1 --fuzz=3 < core_hook.c_fix.patch
          cp ../kernel_patches/selinux.c_fix.patch ./
          patch -p1 -F 3 < selinux.c_fix.patch

      - name: Apply Hide Stuff Patches
        run: |
          echo "Changing to configuration directory: $CONFIG..."
          cd "$CONFIG/common"
          # Apply additional patch
          cp ../../kernel_patches/69_hide_stuff.patch ./
          patch -p1 -F 3 < 69_hide_stuff.patch || true

      - name: Add SUSFS Configuration Settings
        run: |
          echo "Changing to configuration directory: $CONFIG..."
          cd "$CONFIG"
          
          echo "Adding configuration settings to gki_defconfig..."
          
          # Add SUSFS configuration settings
          echo "CONFIG_KSU=y" >> ./common/arch/arm64/configs/gki_defconfig
          echo "CONFIG_KSU_SUSFS=y" >> ./common/arch/arm64/configs/gki_defconfig
          echo "CONFIG_KSU_SUSFS_HAS_MAGIC_MOUNT=y" >> ./common/arch/arm64/configs/gki_defconfig
          echo "CONFIG_KSU_SUSFS_SUS_PATH=y" >> ./common/arch/arm64/configs/gki_defconfig
          echo "CONFIG_KSU_SUSFS_SUS_MOUNT=y" >> ./common/arch/arm64/configs/gki_defconfig
          echo "CONFIG_KSU_SUSFS_AUTO_ADD_SUS_KSU_DEFAULT_MOUNT=y" >> ./common/arch/arm64/configs/gki_defconfig
          echo "CONFIG_KSU_SUSFS_AUTO_ADD_SUS_BIND_MOUNT=y" >> ./common/arch/arm64/configs/gki_defconfig
          echo "CONFIG_KSU_SUSFS_SUS_KSTAT=y" >> ./common/arch/arm64/configs/gki_defconfig
          echo "CONFIG_KSU_SUSFS_SUS_OVERLAYFS=y" >> ./common/arch/arm64/configs/gki_defconfig
          echo "CONFIG_KSU_SUSFS_TRY_UMOUNT=y" >> ./common/arch/arm64/configs/gki_defconfig
          echo "CONFIG_KSU_SUSFS_AUTO_ADD_TRY_UMOUNT_FOR_BIND_MOUNT=y" >> ./common/arch/arm64/configs/gki_defconfig
          echo "CONFIG_KSU_SUSFS_SPOOF_UNAME=y" >> ./common/arch/arm64/configs/gki_defconfig
          echo "CONFIG_KSU_SUSFS_ENABLE_LOG=y" >> ./common/arch/arm64/configs/gki_defconfig
          echo "CONFIG_KSU_SUSFS_HIDE_KSU_SUSFS_SYMBOLS=y" >> ./common/arch/arm64/configs/gki_defconfig
          echo "CONFIG_KSU_SUSFS_SPOOF_CMDLINE_OR_BOOTCONFIG=y" >> ./common/arch/arm64/configs/gki_defconfig
          echo "CONFIG_KSU_SUSFS_OPEN_REDIRECT=y" >> ./common/arch/arm64/configs/gki_defconfig
          echo "CONFIG_KSU_SUSFS_SUS_SU=y" >> ./common/arch/arm64/configs/gki_defconfig
          
          # Add additional tmpfs config setting
          echo "CONFIG_TMPFS_XATTR=y" >> ./common/arch/arm64/configs/gki_defconfig

      - name: Run sed and perl Commands
        run: |
          echo "Changing to configuration directory: $CONFIG..."
          cd "$CONFIG"
          
          echo "Running sed commands..."
          
          # Run sed commands for modifications
          sed -i 's/check_defconfig//' ./common/build.config.gki
          sed -i 's/-dirty//' ./common/scripts/setlocalversion
          sed -i '$s|echo "\$res"|echo "\$res-Wild+"|' ./common/scripts/setlocalversion
          
          # Run perl command to modify UTS_VERSION
          perl -pi -e 's{UTS_VERSION="\$\(echo \$UTS_VERSION \$CONFIG_FLAGS \$TIMESTAMP \| cut -b -\$UTS_LEN\)"}{UTS_VERSION="#1 SMP PREEMPT Sat Apr 20 04:20:00 UTC 2024"}' ./common/scripts/mkcompile_h

      - name: Build the Kernel
        run: |
          echo "Changing to configuration directory: $CONFIG..."
          cd "$CONFIG"
          
          echo "Building the kernel..."
          LTO=thin BUILD_CONFIG=common/build.config.gki.aarch64 build/build.sh

      - name: Create Bootimgs Folder and Copy Images
        run: |
          echo "Changing to configuration directory: $CONFIG..."
          mkdir bootimgs
          
          echo "Creating bootimgs folder and copying images..."
          cp ./$CONFIG/out/${{ matrix.android_version }}-${{ matrix.kernel_version }}/dist/Image ./bootimgs
          cp ./$CONFIG/out/${{ matrix.android_version }}-${{ matrix.kernel_version }}/dist/Image.lz4 ./bootimgs
          cp ./$CONFIG/out/${{ matrix.android_version }}-${{ matrix.kernel_version }}/dist/Image ./
          cp ./$CONFIG/out/${{ matrix.android_version }}-${{ matrix.kernel_version }}/dist/Image.lz4 ./
          
          # Create gzip of the Image file
          gzip -n -k -f -9 ./Image > ./Image.gz

      - name: Unpack boot.img and Build Kernels
        run: |
          cd bootimgs
          
          echo "Building Image.gz"
          gzip -n -k -f -9 ./Image > ./Image.gz
          
          echo "Building boot.img"
          $MKBOOTIMG --header_version 4 --kernel Image --output boot.img
          $AVBTOOL add_hash_footer --partition_name boot --partition_size $((64 * 1024 * 1024)) --image boot.img --algorithm SHA256_RSA2048 --key $BOOT_SIGN_KEY_PATH
          cp ./boot.img ../${{ matrix.kernel_version }}.${{ matrix.sub_level }}-${{ matrix.android_version }}-${{ matrix.os_patch_level }}-boot.img
          
          echo "Building boot-gz.img"
          $MKBOOTIMG --header_version 4 --kernel Image.gz --output boot-gz.img
          $AVBTOOL add_hash_footer --partition_name boot --partition_size $((64 * 1024 * 1024)) --image boot-gz.img --algorithm SHA256_RSA2048 --key $BOOT_SIGN_KEY_PATH
          cp ./boot-gz.img ../${{ matrix.kernel_version }}.${{ matrix.sub_level }}-${{ matrix.android_version }}-${{ matrix.os_patch_level }}-boot-gz.img
          
          echo "Building boot-lz4.img"
          $MKBOOTIMG --header_version 4 --kernel Image.lz4 --output boot-lz4.img
          $AVBTOOL add_hash_footer --partition_name boot --partition_size $((64 * 1024 * 1024)) --image boot-lz4.img --algorithm SHA256_RSA2048 --key $BOOT_SIGN_KEY_PATH
          cp ./boot-lz4.img ../${{ matrix.kernel_version }}.${{ matrix.sub_level }}-${{ matrix.android_version }}-${{ matrix.os_patch_level }}-boot-lz4.img

      - name: Create ZIP Files for Different Formats
        run: |
          echo "Creating zip files for all formats..."
          cd ./AnyKernel3
          
          # Create and upload zip for each format
          ZIP_NAME="${{ matrix.kernel_version }}.${{ matrix.sub_level }}-${{ matrix.android_version }}-${{ matrix.os_patch_level }}-AnyKernel3.zip"
          echo "Creating zip file: $ZIP_NAME..."
          mv ../Image ./Image
          zip -r "../$ZIP_NAME" ./*
          rm ./Image
          
          ZIP_NAME="${{ matrix.kernel_version }}.${{ matrix.sub_level }}-${{ matrix.android_version }}-${{ matrix.os_patch_level }}-AnyKernel3-lz4.zip"
          echo "Creating zip file: $ZIP_NAME..."
          mv ../Image.lz4 ./Image.lz4
          zip -r "../$ZIP_NAME" ./*
          rm ./Image.lz4

          ZIP_NAME="${{ matrix.kernel_version }}.${{ matrix.sub_level }}-${{ matrix.android_version }}-${{ matrix.os_patch_level }}-AnyKernel3-gz.zip"
          echo "Creating zip file: $ZIP_NAME..."
          mv ../Image.gz ./Image.gz
          zip -r "../$ZIP_NAME" ./*
          rm ./Image.gz
          
      - name: Upload Build Artifacts
        uses: actions/upload-artifact@v4
        with:
          name: kernel-${{ env.CONFIG }}
          path: |
            *.zip
            *.img