name: Setup SUSFS
description: Clone and apply SUSFS patches with version-specific fixes
inputs:
  android_version:
    description: 'Android version (e.g., android15)'
    required: true
  kernel_version:
    description: 'Kernel version (e.g., 6.6)'
    required: true
  os_patch_level:
    description: 'OS patch level (e.g., 2024-07)'
    required: true
  sublevel:
    description: 'Kernel sublevel'
    required: true
  susfs_commit:
    description: 'Commit map (branch:commit,branch:commit...)'
    required: false

runs:
  using: composite
  steps:
    - name: Setup SUSFS Branch
      shell: bash
      run: |
        SUSFS_BRANCH="gki-${{ inputs.android_version }}-${{ inputs.kernel_version }}"
        SUSFS_REPO="https://gitlab.com/simonpunk/susfs4ksu.git"
        
        echo "Preparing SUSFS for branch: $SUSFS_BRANCH"
        
        # Parse commit map to find the commit for this branch
        COMMIT_MAP="${{ inputs.susfs_commit }}"
        TARGET_COMMIT=""
        
        if [ -n "$COMMIT_MAP" ]; then
          # Split by comma
          IFS=',' read -ra ENTRIES <<< "$COMMIT_MAP"
          for entry in "${ENTRIES[@]}"; do
            # Split by colon
            IFS=':' read -r branch commit <<< "$entry"
            if [ "$branch" == "$SUSFS_BRANCH" ]; then
              TARGET_COMMIT="$commit"
              break
            fi
          done
        fi
        
        if [ -n "$TARGET_COMMIT" ]; then
          echo "Found specific commit for $SUSFS_BRANCH: $TARGET_COMMIT"
          git clone "$SUSFS_REPO" -b "$SUSFS_BRANCH" susfs4ksu
          cd susfs4ksu
          git checkout "$TARGET_COMMIT"
          cd ..
        else
          echo "No specific commit found for $SUSFS_BRANCH, cloning latest..."
          git clone "$SUSFS_REPO" -b "$SUSFS_BRANCH" --depth=1 susfs4ksu
        fi
        
        SUSFS_VERSION="v2.1.0"
        echo "SUSFS_VERSION=$SUSFS_VERSION" >> $GITHUB_ENV

    - name: Enable KernelSU SUSFS Config
      shell: bash
      working-directory: ${{ github.workspace }}/kernel
      run: |
        cat >> "${{ github.workspace }}/wild_gki.fragment" << 'EOF'
        # KernelSU SUSFS Configuration
        CONFIG_KSU_SUSFS=y
        CONFIG_KSU_SUSFS_SUS_PATH=y
        CONFIG_KSU_SUSFS_SUS_MOUNT=y
        CONFIG_KSU_SUSFS_SUS_KSTAT=y
        CONFIG_KSU_SUSFS_SPOOF_UNAME=y
        CONFIG_KSU_SUSFS_ENABLE_LOG=y
        CONFIG_KSU_SUSFS_HIDE_KSU_SUSFS_SYMBOLS=y
        CONFIG_KSU_SUSFS_SPOOF_CMDLINE_OR_BOOTCONFIG=y
        CONFIG_KSU_SUSFS_OPEN_REDIRECT=y
        CONFIG_KSU_SUSFS_SUS_MAP=y
        EOF
    
    - name: Apply Kernel SUSFS Patches
      shell: bash
      working-directory: ${{ github.workspace }}/kernel/common
      run: |
        # Apply base SUSFS patches
        cp "${{ github.workspace }}/susfs4ksu/kernel_patches/fs/"* "${{ github.workspace }}/kernel/common/fs/"
        cp "${{ github.workspace }}/susfs4ksu/kernel_patches/include/linux/"* "${{ github.workspace }}/kernel/common/include/linux/"
        cp ${{ github.workspace }}/susfs4ksu/kernel_patches/50_add_susfs_in_gki-${{ inputs.android_version }}-${{ inputs.kernel_version }}.patch ./
        patch -p1 < 50_add_susfs_in_gki-${{ inputs.android_version }}-${{ inputs.kernel_version }}.patch || true

    - name: Apply KSU SUSFS Patches
      shell: bash
      working-directory: ${{ github.workspace }}/kernel/KernelSU-Next
      run: |
        cp ${{ github.workspace }}/kernel_patches/wild/ksun-0daf55582-susfs-v2.1.0-e259e7d6.patch ./
        patch -p1 < ksun-0daf55582-susfs-v2.1.0-e259e7d6.patch