name: Build Kernels

permissions:
  contents: write
  actions: write

on:
  workflow_dispatch:
    inputs:
      release_type:
        description: "Release Type"
        type: choice
        options:
          - Action
          - Pre-Release
          - Release
        default: Actions
      kernel_build_version:
        description: "Kernel Version"
        type: choice
        options:
          - All
          - a12-5-10
          - a13-5-10
          - a13-5-15
          - a14-5-15
          - a14-6-1
          - a15-6-6
          - a16-6-12
        default: All
      feature_set:
        description: "Feature Set"
        type: choice
        options:
          - KSUN+SUSFS+BBG+NET
          - KSUN+SUSFS+BBG
          - KSUN+SUSFS+NET
          - KSUN+SUSFS
          - KSUN+BBG
          - KSUN+NET
          - BBG
          - NET
          - NONE
          - FULL
        default: FULL
      ksu_commit:
        description: "KSU Commit (optional)"
        type: string
        default: ""
        required: false
      variant:
        description: "Build Variant"
        type: choice
        options:
          - All
          - Normal
          - Bypass
          - Wild
        default: Normal

jobs:
  fetch-commits:
    runs-on: ubuntu-latest
    outputs:
      ksu_commit: ${{ steps.fetch.outputs.ksu_commit }}
      anykernel_commit: ${{ steps.fetch.outputs.anykernel_commit }}
      patches_commit: ${{ steps.fetch.outputs.patches_commit }}
      susfs_commit: ${{ steps.fetch.outputs.susfs_commit }}
    steps:
      - name: Checkout Repository
        uses: actions/checkout@v5
      - name: Fetch Commits
        id: fetch
        uses: ./.github/actions/fetch-commits
        with:
          ksu_commit: ${{ inputs.ksu_commit }}

  build-a12-5-10:
    if: ${{ inputs.kernel_build_version == 'All' || inputs.kernel_build_version == 'a12-5-10' }}
    needs: fetch-commits
    uses: ./.github/workflows/prepare.yml
    with:
      config_file: .github/kernel-config/a12-5.10.json
      ksu_commit: ${{ inputs.ksu_commit || needs.fetch-commits.outputs.ksu_commit }}
      anykernel_commit: ${{ needs.fetch-commits.outputs.anykernel_commit }}
      patches_commit: ${{ needs.fetch-commits.outputs.patches_commit }}
      susfs_commit: ${{ needs.fetch-commits.outputs.susfs_commit }}
      feature_set: ${{ inputs.feature_set || 'FULL' }}
      variant: ${{ inputs.variant || 'Normal' }}
    secrets: inherit

  build-a13-5-10:
    if: ${{ inputs.kernel_build_version == 'All' || inputs.kernel_build_version == 'a13-5-10' }}
    needs: fetch-commits
    uses: ./.github/workflows/prepare.yml
    with:
      config_file: .github/kernel-config/a13-5.10.json
      ksu_commit: ${{ inputs.ksu_commit || needs.fetch-commits.outputs.ksu_commit }}
      anykernel_commit: ${{ needs.fetch-commits.outputs.anykernel_commit }}
      patches_commit: ${{ needs.fetch-commits.outputs.patches_commit }}
      susfs_commit: ${{ needs.fetch-commits.outputs.susfs_commit }}
      feature_set: ${{ inputs.feature_set || 'FULL' }}
      variant: ${{ inputs.variant || 'Normal' }}
    secrets: inherit

  build-a13-5-15:
    if: ${{ inputs.kernel_build_version == 'All' || inputs.kernel_build_version == 'a13-5-15' }}
    needs: fetch-commits
    uses: ./.github/workflows/prepare.yml
    with:
      config_file: .github/kernel-config/a13-5.15.json
      ksu_commit: ${{ inputs.ksu_commit || needs.fetch-commits.outputs.ksu_commit }}
      anykernel_commit: ${{ needs.fetch-commits.outputs.anykernel_commit }}
      patches_commit: ${{ needs.fetch-commits.outputs.patches_commit }}
      susfs_commit: ${{ needs.fetch-commits.outputs.susfs_commit }}
      feature_set: ${{ inputs.feature_set || 'FULL' }}
      variant: ${{ inputs.variant || 'Normal' }}
    secrets: inherit

  build-a14-5-15:
    if: ${{ inputs.kernel_build_version == 'All' || inputs.kernel_build_version == 'a14-5-15' }}
    needs: fetch-commits
    uses: ./.github/workflows/prepare.yml
    with:
      config_file: .github/kernel-config/a14-5.15.json
      ksu_commit: ${{ inputs.ksu_commit || needs.fetch-commits.outputs.ksu_commit }}
      anykernel_commit: ${{ needs.fetch-commits.outputs.anykernel_commit }}
      patches_commit: ${{ needs.fetch-commits.outputs.patches_commit }}
      susfs_commit: ${{ needs.fetch-commits.outputs.susfs_commit }}
      feature_set: ${{ inputs.feature_set || 'FULL' }}
      variant: ${{ inputs.variant || 'Normal' }}
    secrets: inherit

  build-a14-6-1:
    if: ${{ inputs.kernel_build_version == 'All' || inputs.kernel_build_version == 'a14-6-1' }}
    needs: fetch-commits
    uses: ./.github/workflows/prepare.yml
    with:
      config_file: .github/kernel-config/a14-6.1.json
      ksu_commit: ${{ inputs.ksu_commit || needs.fetch-commits.outputs.ksu_commit }}
      anykernel_commit: ${{ needs.fetch-commits.outputs.anykernel_commit }}
      patches_commit: ${{ needs.fetch-commits.outputs.patches_commit }}
      susfs_commit: ${{ needs.fetch-commits.outputs.susfs_commit }}
      feature_set: ${{ inputs.feature_set || 'FULL' }}
      variant: ${{ inputs.variant || 'Normal' }}
    secrets: inherit

  build-a15-6-6:
    if: ${{ inputs.kernel_build_version == 'All' || inputs.kernel_build_version == 'a15-6-6' }}
    needs: fetch-commits
    uses: ./.github/workflows/prepare.yml
    with:
      config_file: .github/kernel-config/a15-6.6.json
      ksu_commit: ${{ inputs.ksu_commit || needs.fetch-commits.outputs.ksu_commit }}
      anykernel_commit: ${{ needs.fetch-commits.outputs.anykernel_commit }}
      patches_commit: ${{ needs.fetch-commits.outputs.patches_commit }}
      susfs_commit: ${{ needs.fetch-commits.outputs.susfs_commit }}
      feature_set: ${{ inputs.feature_set || 'FULL' }}
      variant: ${{ inputs.variant || 'Normal' }}
    secrets: inherit

  build-a16-6-12:
    if: ${{ inputs.kernel_build_version == 'All' || inputs.kernel_build_version == 'a16-6-12' }}
    needs: fetch-commits
    uses: ./.github/workflows/prepare.yml
    with:
      config_file: .github/kernel-config/a16-6.12.json
      ksu_commit: ${{ inputs.ksu_commit || needs.fetch-commits.outputs.ksu_commit }}
      anykernel_commit: ${{ needs.fetch-commits.outputs.anykernel_commit }}
      patches_commit: ${{ needs.fetch-commits.outputs.patches_commit }}
      susfs_commit: ${{ needs.fetch-commits.outputs.susfs_commit }}
      feature_set: ${{ inputs.feature_set || 'FULL' }}
      variant: ${{ inputs.variant || 'Normal' }}
    secrets: inherit

  rej:
    if: always()
    runs-on: ubuntu-latest
    permissions:
      actions: read
      contents: read
    needs:
    - build-a12-5-10
    - build-a13-5-10
    - build-a13-5-15
    - build-a14-5-15
    - build-a14-6-1
    - build-a15-6-6
    - build-a16-6-12

    steps:
    - name: Download Misc Artifacts
      uses: actions/download-artifact@v7
      with:
        path: ./downloaded-artifacts
        pattern: '*-Normal-Rejects'
        merge-multiple: false

    - name: Process Reject Artifacts
      run: |
        mkdir -p aio-rejects
        
        # Iterate over Rejects artifacts in downloaded-artifacts
        for dir in ./downloaded-artifacts/*-Rejects; do
            # Ensure it is a directory
            [ -d "$dir" ] || continue
            
            dirname=$(basename "$dir")
            # Process each reject artifact
            
            # Get original name (remove -Rejects suffix)
            original_name=${dirname%-Rejects}
            
            mkdir -p "aio-rejects/$original_name"
            
            # Check for patch-rejects folder (legacy structure) or direct contents
            if [ -d "$dir/patch-rejects" ]; then
              # Legacy structure
                cp -r "$dir/patch-rejects/." "aio-rejects/$original_name/"
            else
              # Current structure
                cp -r "$dir/." "aio-rejects/$original_name/"
            fi
        done
        
        # Zip and upload if we found anything
        if [ "$(ls -A aio-rejects)" ]; then
            # Create a single zip of all rejects
            cd aio-rejects
            zip -r -q -9 ../AIO-REJ.zip .
            cd ..
        else
            echo "No rejects found to upload."
        fi

    - name: Upload AIO-REJ Artifact
      uses: actions/upload-artifact@v7
      with:
        name: AIO-REJ
        path: AIO-REJ.zip
        if-no-files-found: ignore

  release:
    runs-on: ubuntu-latest
    if: ${{ github.event_name == 'workflow_dispatch' && inputs.release_type != 'Actions' }}
    permissions:
      contents: write
    needs:
    - fetch-commits
    - build-a12-5-10
    - build-a13-5-10
    - build-a13-5-15
    - build-a14-5-15
    - build-a14-6-1
    - build-a15-6-6
    - build-a16-6-12

    env:
      GH_TOKEN: ${{ github.token }}
      RELEASE_NAME: "GKI Kernels With KernelSU-Next & SUSFS v2.1.0"
      RELEASE_BODY: ""
    outputs:
      new_tag: ${{ steps.tag.outputs.new_tag }}
    steps:
    - name: Validate Selected Builds
      run: |
        set -euo pipefail

        failed=0
        current_type="${{ inputs.kernel_build_version }}"

        check_selected() {
          local target="$1"
          local job_name="$2"
          local result="$3"
          
          if [[ "$current_type" == "all" || "$current_type" == "$target" ]]; then
            if [[ "$result" != "success" ]]; then
              echo "Required job $job_name did not succeed (result: $result)"
              failed=1
            fi
          fi
        }

        check_selected "a12-5-10" "build-a12-5-10" "${{ needs.build-a12-5-10.result }}"
        check_selected "a13-5-10" "build-a13-5-10" "${{ needs.build-a13-5-10.result }}"
        check_selected "a13-5-15" "build-a13-5-15" "${{ needs.build-a13-5-15.result }}"
        check_selected "a14-5-15" "build-a14-5-15" "${{ needs.build-a14-5-15.result }}"
        check_selected "a14-6-1" "build-a14-6-1" "${{ needs.build-a14-6-1.result }}"
        check_selected "a15-6-6" "build-a15-6-6" "${{ needs.build-a15-6-6.result }}"
        check_selected "a16-6-12" "build-a16-6-12" "${{ needs.build-a16-6-12.result }}"

        if [[ "$failed" -ne 0 ]]; then
          exit 1
        fi

    - name: Free Disk Space
      if: true
      uses: endersonmenezes/free-disk-space@v3  # Use @main for latest, @v3 for stable
      with:
        remove_android: true
        remove_dotnet: true
        remove_haskell: true
        remove_tool_cache: true
        remove_swap: true
        remove_packages: "azure-cli google-cloud-cli microsoft-edge-stable google-chrome-stable firefox postgresql* temurin-* *llvm* mysql* dotnet-sdk-*"
        remove_packages_one_command: true
        remove_folders: "/usr/share/swift /usr/share/miniconda /usr/share/az* /usr/local/lib/node_modules /usr/local/share/chromium /usr/local/share/powershell /usr/local/julia /usr/local/aws-cli /usr/local/aws-sam-cli /usr/share/gradle"
        rm_cmd: "rmz"  # Use 'rmz' for faster deletion (default: 'rm')
        rmz_version: "3.1.1"  # Required when rm_cmd is 'rmz'
        testing: false

    - name: Checkout code
      uses: actions/checkout@v5

    - name: Generate New Tag
      id: tag
      if: inputs.release_type != 'Actions'
      run: |
        LATEST_TAG=$(gh api repos/${{ github.repository }}/tags --jq '.[0].name' 2>/dev/null || echo "v0.0.0")
        if [[ -z "$LATEST_TAG" || "$LATEST_TAG" == "null" ]]; then
          LATEST_TAG="v0.0.0"
        fi
        
        if [[ "$LATEST_TAG" =~ ^(.*)-r([0-9]+)$ ]]; then
          VERSION="${BASH_REMATCH[1]}"
          REV="${BASH_REMATCH[2]}"
          NEW_REV=$((REV + 1))
          NEW_TAG="${VERSION}-r${NEW_REV}"
        else
          NEW_TAG="${LATEST_TAG}-r1"
        fi
        
        echo "Latest tag: $LATEST_TAG"
        echo "New tag: $NEW_TAG"
        echo "NEW_TAG=${NEW_TAG}" >> $GITHUB_ENV
        echo "new_tag=$NEW_TAG" >> $GITHUB_OUTPUT

    - name: Set release body
      run: |
        set -e

        FEATURE_SET="${{ inputs.feature_set }}"
        KSUN_COMMIT="${{ needs.fetch-commits.outputs.ksu_commit }}"
        KSUN_TAG="${{ needs.fetch-commits.outputs.ksu_tag }}"
        AK3_COMMIT="${{ needs.fetch-commits.outputs.anykernel_commit }}"
        PATCHES_COMMIT="${{ needs.fetch-commits.outputs.patches_commit }}"
        SUSFS_MAP="${{ needs.fetch-commits.outputs.susfs_commit }}"
        BBG_COMMIT="${{ needs.fetch-commits.outputs.bbg_commit }}"
        SUSFS_VERSION="v2.1.0"
        : > release_body.md

        {
          echo
          echo "**IMPORTANT DISCLAIMER**"
          echo "This software is provided for testing and educational purposes only. Use at your own risk."
          echo "The developers are not responsible for any damage, data loss, or issues that may occur."
          echo "Please ensure you have proper backups before installation."
          echo
          echo "## 🔧 Build Configuration"
          echo "| Component | Version/Setting |"
          echo "|---|---|"
          echo "| Feature Set | ${FEATURE_SET} |"
          echo "| KernelSU-Next Commit | ${KSUN_COMMIT} |"
          echo "| KernelSU-Next Tag | ${KSUN_TAG:-None} |"
          echo "| SUSFS Version | ${SUSFS_VERSION} |"
          echo "| AnyKernel3 Commit | ${AK3_COMMIT} |"
          echo "| Kernel Patches Commit | ${PATCHES_COMMIT} |"
          echo "| BBG Commit | ${BBG_COMMIT} |"
          echo "| Optimization Level | O2 |"
          echo "| Clean Build | ❌ No (ccache enabled) |"
          echo
          echo "## 📌 SUSFS Branch Mapping"
          echo "| Kernel Version | SUSFS Commit |"
          echo "|---|---|"
        } >> release_body.md

        echo "$SUSFS_MAP" | tr ',' '\n' | while IFS=':' read -r branch commit; do
          [ -n "${branch:-}" ] || continue
          [ -n "${commit:-}" ] || continue
          kernel_version="${branch#gki-}"
          echo "| ${kernel_version} | ${commit} |" >> release_body.md
        done

        {
          echo
          echo "## ✨ Features & Capabilities"
        } >> release_body.md

        if [[ "$FEATURE_SET" == *"KSUN"* ]]; then
          {
            echo "### 🔐 Root Management"
            echo "- KernelSU-Next (kernel-level root)"
          } >> release_body.md
        fi

        if [[ "$FEATURE_SET" == *"SUSFS"* ]]; then
          echo "- SUSFS ${SUSFS_VERSION}" >> release_body.md
        fi

        {
          echo
          echo "### 🚀 Performance & Networking"
          echo "- BBRv3 TCP Congestion Control"
          echo "- IP Set support"
          echo "- TTL target support (IPv4/IPv6)"
          echo
          echo "### 🔹 Bypass Builds"
          echo "- Includes module check bypass variant (Bypass)"
          echo
          echo "## 📦 Release Files"
          echo "- AnyKernel3: uploaded as ZIP in the Release"
          echo "- Boot images: uploaded as raw .img files in the Release"
          echo
          echo "## 📥 Recommended Tools"
          echo "- Kernel Flasher: https://github.com/fatalcoder524/KernelFlasher/"
          echo "- KernelSU-Next Manager: https://github.com/KernelSU-Next/KernelSU-Next"
          echo "- SUSFS Module: https://github.com/sidex15/ksu_module_susfs"
        } >> release_body.md

        if [[ "$FEATURE_SET" == *"BBG"* ]]; then
          {
            echo
            echo "### 🛡️ Security & Privacy"
            echo "- Baseband Guard (BBG): https://github.com/vc-teahouse/Baseband-guard"
          } >> release_body.md
        fi

    - name: Workflow Summary
      if: ${{ always() }}
      run: |
        set -e

        KSUN_COMMIT="${{ needs.fetch-commits.outputs.ksu_commit }}"
        KSUN_TAG="${{ needs.fetch-commits.outputs.ksu_tag }}"
        AK3_COMMIT="${{ needs.fetch-commits.outputs.anykernel_commit }}"
        PATCHES_COMMIT="${{ needs.fetch-commits.outputs.patches_commit }}"
        SUSFS_MAP="${{ needs.fetch-commits.outputs.susfs_commit }}"
        BBG_COMMIT="${{ needs.fetch-commits.outputs.bbg_commit }}"

        short() { echo "${1:0:8}"; }

        {
          echo "## 📦 Components"
          echo "| Component | Branch / Tag | Commit / Version |"
          echo "|---|---|---|"
          echo "| KernelSU-Next | ${KSUN_TAG:-dev} | $(short "$KSUN_COMMIT") |"
          echo "| AnyKernel3 | gki-2.0 | $(short "$AK3_COMMIT") |"
          echo "| Kernel Patches | main | $(short "$PATCHES_COMMIT") |"
          echo "| BBG | main | $(short "$BBG_COMMIT") |"
        } >> "$GITHUB_STEP_SUMMARY"

        {
          echo
          echo "## 📌 SUSFS Branch Mapping"
          echo "| Kernel Version | SUSFS Commit |"
          echo "|---|---|"
        } >> "$GITHUB_STEP_SUMMARY"

        echo "$SUSFS_MAP" | tr ',' '\n' | while IFS=':' read -r branch commit; do
          [ -n "${branch:-}" ] || continue
          [ -n "${commit:-}" ] || continue
          kernel_version="${branch#gki-}"
          echo "| ${kernel_version} | ${commit} |" >> "$GITHUB_STEP_SUMMARY"
        done

    - name: Download AnyKernel3 Artifacts
      uses: actions/download-artifact@v7
      with:
        path: release-assets
        pattern: '*-AnyKernel3'
        merge-multiple: false

    - name: Download Boot Image Artifacts
      uses: actions/download-artifact@v7
      with:
        path: release-assets
        pattern: '*-BootImages'
        merge-multiple: false

    - name: Zip AnyKernel3 for Release
      run: |
        set -e
        shopt -s nullglob

        for dir in release-assets/*-AnyKernel3; do
          zip_name="${dir}.zip"
          rm -f "$zip_name"
          cd "$dir"
          zip -r -q -9 "../$(basename "$zip_name")" .
          cd - >/dev/null
        done

    - name: Create Release
      uses: softprops/action-gh-release@v1
      with:
        tag_name: ${{ steps.tag.outputs.new_tag }}
        name: ${{ steps.tag.outputs.new_tag }}
        body_path: release_body.md
        draft: false
        prerelease: ${{ inputs.release_type == 'Pre-Release' }}
        files: |
          release-assets/**/*.zip
          release-assets/**/*-boot*.img