name: Set up KernelSU-Next
description: download and set up KSUN into the kernel source


runs:
  using: composite
  steps:
    - name: Setup KSUN
      shell: bash
      run: |
        cd "$COMMON"
        curl -LSs "https://raw.githubusercontent.com/KernelSU-Next/KernelSU-Next/next/kernel/setup.sh" | bash -s dev

        cd KernelSU-Next
        git checkout c2013a15ae1eaca69032fa6016ffefb70adf6146

        cd kernel
        COMMITS_COUNT=$(/usr/bin/git rev-list --count HEAD)
        BASE_VERSION=30000
        KSU_VERSION=$(expr $COMMITS_COUNT "+" $BASE_VERSION)
        sed -i "s/^KSU_VERSION_FALLBACK := 1$/KSU_VERSION_FALLBACK := ${KSU_VERSION}/" Kbuild

        KSU_GIT_TAG="$(git describe --tags --abbrev=0 2>/dev/null || echo "v0.0.1")"
        sed -i "s/^KSU_VERSION_TAG_FALLBACK := v0.0.1$/KSU_VERSION_TAG_FALLBACK := ${KSU_GIT_TAG}/" Kbuild

        cd "$GITHUB_WORKSPACE"
        cat >> "$GKI_DEFCONFIG" << 'EOF'
        # KernelSU Configuration
        CONFIG_KSU=y
        EOF

    - name: Extract KSU Version Info
      id: ksu-version
      shell: bash
      run: |
        cd "$COMMON/KernelSU-Next"
        # Extract and export KSU version info
        KSU_GIT_VERSION=$(git rev-list --count HEAD 2>/dev/null)
        KSU_GIT_TAG=$(git describe --tags --abbrev=0 2>/dev/null)
        KSU_COMMIT=$(git rev-parse --short HEAD 2>/dev/null)
        KSU_VERSION=$((30000 + KSU_GIT_VERSION))
        
        echo "KSU_GIT_TAG=$KSU_GIT_TAG" >> $GITHUB_ENV
        echo "KSU_VERSION=$KSU_VERSION" >> $GITHUB_ENV
        echo "KSU_COMMIT=$KSU_COMMIT" >> $GITHUB_ENV