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: Action
      kernel_build_version:
        description: "Kernel Version"
        type: choice
        options:
          - All
          - android12-5.10
          - android13-5.10
          - android13-5.15
          - android14-5.15
          - android14-6.1
          - android15-6.6
          - android16-6.12
        default: All
      feature_set:
        description: "Feature Set"
        type: choice
        options:
          - KSUN+SUSFS+BBG+NET+DS
          - KSUN+SUSFS+BBG
          - KSUN+SUSFS+NET
          - KSUN+SUSFS+DS
          - KSUN+SUSFS
          - KSUN+BBG
          - KSUN+NET
          - KSUN+DS
          - KSUN
          - NONE
          - FULL
        default: FULL
      use_repo:
        description: "Use repo for downloading kernel source"
        type: boolean
        default: true
      use_latest_commits:
        description: "Use branch tip for KernelSU and SUSFS instead of pinned commits"
        type: boolean
        default: true
      test_release_notes:
        description: "Test release notes only"
        type: boolean
        default: false

jobs:
  build-android12-5-10:
    if: ${{ !inputs.test_release_notes && (inputs.kernel_build_version == 'All' || inputs.kernel_build_version == 'android12-5.10') }}
    uses: ./.github/workflows/prepare.yml
    with:
      config_file: .github/config/android12-5.10.json
      feature_set: ${{ inputs.feature_set || 'FULL' }}
      use_repo: ${{ inputs.use_repo }}
      use_latest_commits: ${{ inputs.use_latest_commits }}
    secrets: inherit

  build-android13-5-10:
    if: ${{ !inputs.test_release_notes && (inputs.kernel_build_version == 'All' || inputs.kernel_build_version == 'android13-5.10') }}
    uses: ./.github/workflows/prepare.yml
    with:
      config_file: .github/config/android13-5.10.json
      feature_set: ${{ inputs.feature_set || 'FULL' }}
      use_repo: ${{ inputs.use_repo }}
      use_latest_commits: ${{ inputs.use_latest_commits }}
    secrets: inherit

  build-android13-5-15:
    if: ${{ !inputs.test_release_notes && (inputs.kernel_build_version == 'All' || inputs.kernel_build_version == 'android13-5.15') }}
    uses: ./.github/workflows/prepare.yml
    with:
      config_file: .github/config/android13-5.15.json
      feature_set: ${{ inputs.feature_set || 'FULL' }}
      use_repo: ${{ inputs.use_repo }}
      use_latest_commits: ${{ inputs.use_latest_commits }}
    secrets: inherit

  build-android14-5-15:
    if: ${{ !inputs.test_release_notes && (inputs.kernel_build_version == 'All' || inputs.kernel_build_version == 'android14-5.15') }}
    uses: ./.github/workflows/prepare.yml
    with:
      config_file: .github/config/android14-5.15.json
      feature_set: ${{ inputs.feature_set || 'FULL' }}
      use_repo: ${{ inputs.use_repo }}
      use_latest_commits: ${{ inputs.use_latest_commits }}
    secrets: inherit

  build-android14-6-1:
    if: ${{ !inputs.test_release_notes && (inputs.kernel_build_version == 'All' || inputs.kernel_build_version == 'android14-6.1') }}
    uses: ./.github/workflows/prepare.yml
    with:
      config_file: .github/config/android14-6.1.json
      feature_set: ${{ inputs.feature_set || 'FULL' }}
      use_repo: ${{ inputs.use_repo }}
      use_latest_commits: ${{ inputs.use_latest_commits }}
    secrets: inherit

  build-android15-6-6:
    if: ${{ !inputs.test_release_notes && (inputs.kernel_build_version == 'All' || inputs.kernel_build_version == 'android15-6.6') }}
    uses: ./.github/workflows/prepare.yml
    with:
      config_file: .github/config/android15-6.6.json
      feature_set: ${{ inputs.feature_set || 'FULL' }}
      use_repo: ${{ inputs.use_repo }}
      use_latest_commits: ${{ inputs.use_latest_commits }}
    secrets: inherit

  build-android16-6-12:
    if: ${{ !inputs.test_release_notes && (inputs.kernel_build_version == 'All' || inputs.kernel_build_version == 'android16-6.12') }}
    uses: ./.github/workflows/prepare.yml
    with:
      config_file: .github/config/android16-6.12.json
      feature_set: ${{ inputs.feature_set || 'FULL' }}
      use_repo: ${{ inputs.use_repo }}
      use_latest_commits: ${{ inputs.use_latest_commits }}
    secrets: inherit

  rej:
    if: ${{ !inputs.test_release_notes && always() }}
    runs-on: ubuntu-latest
    permissions:
      actions: read
      contents: read
    needs:
    - build-android12-5-10
    - build-android13-5-10
    - build-android13-5-15
    - build-android14-5-15
    - build-android14-6-1
    - build-android15-6-6
    - build-android16-6-12

    steps:
    - name: Download Misc Artifacts
      uses: actions/download-artifact@v7
      with:
        path: ./downloaded-artifacts
        pattern: '*-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
          KSUN_BRANCH="dev"
            # Create a single zip of all rejects
          if [ "${{ inputs.use_latest_commits }}" = "true" ]; then
            echo "Cloning KernelSU-Next from full branch tip: $KSUN_BRANCH"
            git clone --branch "$KSUN_BRANCH" https://github.com/KernelSU-Next/KernelSU-Next.git /tmp/kernelsu-next
          else
            echo "Cloning KernelSU-Next from branch: $KSUN_BRANCH"
            git clone --depth=1 --branch "$KSUN_BRANCH" https://github.com/KernelSU-Next/KernelSU-Next.git /tmp/kernelsu-next
          fi
        else
            echo "No rejects found to upload."
        fi
          if [ "${{ inputs.use_latest_commits }}" = "true" ]; then
            KSUN_COMMIT=$(git rev-parse HEAD)
          else
            KSUN_COMMIT=$(jq -er '.kernelsu.dev' "$COMMITS_JSON_PATH")

            # Checkout the specific commit
            echo "Checking out commit: $KSUN_COMMIT"
            git fetch --depth=50 origin "$KSUN_COMMIT"
            git checkout "$KSUN_COMMIT"
          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-preview:
    runs-on: ubuntu-latest
    if: ${{ github.event_name == 'workflow_dispatch' && inputs.test_release_notes == true }}
    permissions:
      contents: read

    env:
      GH_TOKEN: ${{ github.token }}
      RELEASE_NOTES: .github/config/RELEASE_NOTES.md
      COMMITS_JSON: .github/config/commits.json
    steps:
    - name: Checkout code
      uses: actions/checkout@v5

    - name: Extract KernelSU Version Info
      id: ksu_version
      env:
        COMMITS_JSON_PATH: ${{ env.COMMITS_JSON }}
      run: |
        set -euo pipefail

        KSUN_BRANCH="dev"

        if [ "${{ inputs.use_latest_commits }}" = "true" ]; then
          echo "Cloning KernelSU-Next from full branch tip: $KSUN_BRANCH"
          git clone --branch "$KSUN_BRANCH" https://github.com/KernelSU-Next/KernelSU-Next.git /tmp/kernelsu-next
        else
          echo "Cloning KernelSU-Next from branch: $KSUN_BRANCH"
          git clone --depth=1 --branch "$KSUN_BRANCH" https://github.com/KernelSU-Next/KernelSU-Next.git /tmp/kernelsu-next
        fi

        cd /tmp/kernelsu-next

        if [ "${{ inputs.use_latest_commits }}" = "true" ]; then
          KSUN_COMMIT=$(git rev-parse HEAD)
        else
          # Extract KernelSU commit and branch from commits config
          KSUN_COMMIT=$(jq -er '.kernelsu.dev' "$COMMITS_JSON_PATH")
          echo "Checking out commit: $KSUN_COMMIT"
          git fetch --depth=50 origin "$KSUN_COMMIT"
          git checkout "$KSUN_COMMIT"
        fi

        # Extract version info
        COMMITS_COUNT=$(git rev-list --count HEAD)
        BASE_VERSION=30000
        KSU_VERSION=$(expr $COMMITS_COUNT "+" $BASE_VERSION)

        # Extract git tag
        KSU_GIT_TAG=$(git describe --tags --abbrev=0 2>/dev/null || echo "no-tag")

        MANAGER_RUN_ID=$(curl -fsSL "https://api.github.com/repos/KernelSU-Next/KernelSU-Next/actions/workflows/build-manager-ci.yml/runs?head_sha=${KSUN_COMMIT}" | jq -r '.workflow_runs[0].id // empty')
        if [[ -n "${MANAGER_RUN_ID:-}" ]]; then
          KSU_MANAGER="https://github.com/KernelSU-Next/KernelSU-Next/actions/runs/${MANAGER_RUN_ID}"
        else
          KSU_MANAGER="https://github.com/KernelSU-Next/KernelSU-Next/actions/workflows/build-manager-ci.yml"
        fi

        echo "Commits count: $COMMITS_COUNT"
        echo "KSU Version: $KSU_VERSION"
        echo "KSU Git Tag: $KSU_GIT_TAG"
        echo "KSU Manager: $KSU_MANAGER"

        # Export as environment for next step
        echo "KSUN_BRANCH=$KSUN_BRANCH" >> $GITHUB_ENV
        echo "KSUN_COMMIT=$KSUN_COMMIT" >> $GITHUB_ENV
        echo "KSU_COMMITS_COUNT=$COMMITS_COUNT" >> $GITHUB_ENV
        echo "KSU_VERSION=$KSU_VERSION" >> $GITHUB_ENV
        echo "KSU_GIT_TAG=$KSU_GIT_TAG" >> $GITHUB_ENV
        echo "KSU_MANAGER=$KSU_MANAGER" >> $GITHUB_ENV

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

        RELEASE_NOTES_PATH="$RELEASE_NOTES"
        : > release_body.md

        python3 .github/scripts/render_release_body.py "$RELEASE_NOTES_PATH" > release_body.md

    - name: Publish release notes preview
      run: |
        {
          echo "## Release Notes Preview"
          echo
          cat release_body.md
        } >> "$GITHUB_STEP_SUMMARY"

  release:
    runs-on: ubuntu-latest
    if: ${{ github.event_name == 'workflow_dispatch' && !inputs.test_release_notes && (inputs.release_type == 'Pre-Release' || inputs.release_type == 'Release') }}
    permissions:
      contents: write
    needs:
    - build-android12-5-10
    - build-android13-5-10
    - build-android13-5-15
    - build-android14-5-15
    - build-android14-6-1
    - build-android15-6-6
    - build-android16-6-12

    env:
      GH_TOKEN: ${{ github.token }}
      RELEASE_NOTES: .github/config/RELEASE_NOTES.md
      COMMITS_JSON: .github/config/commits.json
    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 "android12-5.10" "build-android12-5-10" "${{ needs.build-android12-5-10.result }}"
        check_selected "android13-5.10" "build-android13-5-10" "${{ needs.build-android13-5-10.result }}"
        check_selected "android13-5.15" "build-android13-5-15" "${{ needs.build-android13-5-15.result }}"
        check_selected "android14-5.15" "build-android14-5-15" "${{ needs.build-android14-5-15.result }}"
        check_selected "android14-6.1" "build-android14-6-1" "${{ needs.build-android14-6-1.result }}"
        check_selected "android15-6.6" "build-android15-6-6" "${{ needs.build-android15-6-6.result }}"
        check_selected "android16-6.12" "build-android16-6-12" "${{ needs.build-android16-6-12.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 != 'Action'
      run: |
        mapfile -t RELEASE_TAGS < <(gh api --paginate "repos/${{ github.repository }}/tags?per_page=100" --jq '.[].name' 2>/dev/null | grep -E '^r[0-9]+$' || true)

        LATEST_REV=0
        for TAG in "${RELEASE_TAGS[@]}"; do
          REV="${TAG#r}"
          if [[ "$REV" =~ ^[0-9]+$ && "$REV" -gt "$LATEST_REV" ]]; then
            LATEST_REV="$REV"
          fi
        done

        if [[ "$LATEST_REV" -gt 0 ]]; then
          NEW_TAG="r$((LATEST_REV + 1))"
        else
          NEW_TAG="r1"
        fi

        if [[ ${#RELEASE_TAGS[@]} -gt 0 ]]; then
          echo "Latest r-tag: r${LATEST_REV}"
        else
          echo "No existing r-tags found; starting at r1"
        fi
        echo "New tag: $NEW_TAG"
        echo "NEW_TAG=${NEW_TAG}" >> $GITHUB_ENV
        echo "new_tag=$NEW_TAG" >> $GITHUB_OUTPUT

    - name: Set Release Title
      id: release_meta
      run: |
        set -euo pipefail

        # Format release title: convert rN -> Release N
        if [[ "${NEW_TAG}" =~ ^r([0-9]+)$ ]]; then
          REV_NUM="${BASH_REMATCH[1]}"
          release_title="Wild Kernels for GKI2 Devices 5.10+ Release ${REV_NUM}"
        else
          release_title="Wild Kernels for GKI2 Devices 5.10+ Release ${NEW_TAG}"
        fi

        echo "release_title=$release_title" >> "$GITHUB_OUTPUT"

    - name: Extract KernelSU Version Info
      id: ksu_version
      env:
        COMMITS_JSON_PATH: ${{ env.COMMITS_JSON }}
      run: |
        set -euo pipefail

        KSUN_BRANCH="dev"

        if [ "${{ inputs.use_latest_commits }}" = "true" ]; then
          echo "Cloning KernelSU-Next from full branch tip: $KSUN_BRANCH"
          git clone --branch "$KSUN_BRANCH" https://github.com/KernelSU-Next/KernelSU-Next.git /tmp/kernelsu-next
        else
          echo "Cloning KernelSU-Next from branch: $KSUN_BRANCH"
          git clone --depth=1 --branch "$KSUN_BRANCH" https://github.com/KernelSU-Next/KernelSU-Next.git /tmp/kernelsu-next
        fi

        cd /tmp/kernelsu-next

        if [ "${{ inputs.use_latest_commits }}" = "true" ]; then
          KSUN_COMMIT=$(git rev-parse HEAD)
        else
          # Extract KernelSU commit and branch from commits config
          KSUN_COMMIT=$(jq -er '.kernelsu.dev' "$COMMITS_JSON_PATH")
          echo "Checking out commit: $KSUN_COMMIT"
          git fetch --depth=50 origin "$KSUN_COMMIT"
          git checkout "$KSUN_COMMIT"
        fi

        # Extract version info
        COMMITS_COUNT=$(git rev-list --count HEAD)
        BASE_VERSION=30000
        KSU_VERSION=$(expr $COMMITS_COUNT "+" $BASE_VERSION)

        # Extract git tag
        KSU_GIT_TAG=$(git describe --tags --abbrev=0 2>/dev/null || echo "no-tag")

        MANAGER_RUN_ID=$(curl -fsSL "https://api.github.com/repos/KernelSU-Next/KernelSU-Next/actions/workflows/build-manager-ci.yml/runs?head_sha=${KSUN_COMMIT}" | jq -r '.workflow_runs[0].id // empty')
        if [[ -n "${MANAGER_RUN_ID:-}" ]]; then
          KSU_MANAGER="https://github.com/KernelSU-Next/KernelSU-Next/actions/runs/${MANAGER_RUN_ID}"
        else
          KSU_MANAGER="https://github.com/KernelSU-Next/KernelSU-Next/actions/workflows/build-manager-ci.yml"
        fi

        echo "Commits count: $COMMITS_COUNT"
        echo "KSU Version: $KSU_VERSION"
        echo "KSU Git Tag: $KSU_GIT_TAG"
        echo "KSU Manager: $KSU_MANAGER"

        # Export as environment for next step
        echo "KSUN_BRANCH=$KSUN_BRANCH" >> $GITHUB_ENV
        echo "KSUN_COMMIT=$KSUN_COMMIT" >> $GITHUB_ENV
        echo "KSU_COMMITS_COUNT=$COMMITS_COUNT" >> $GITHUB_ENV
        echo "KSU_VERSION=$KSU_VERSION" >> $GITHUB_ENV
        echo "KSU_GIT_TAG=$KSU_GIT_TAG" >> $GITHUB_ENV
        echo "KSU_MANAGER=$KSU_MANAGER" >> $GITHUB_ENV

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

        RELEASE_NOTES_PATH="$RELEASE_NOTES"
        : > release_body.md

        python3 .github/scripts/render_release_body.py "$RELEASE_NOTES_PATH" > release_body.md

    - name: Publish release notes preview
      run: |
        {
          echo "## Release Notes Preview"
          echo
          cat release_body.md
        } >> "$GITHUB_STEP_SUMMARY"

    - name: Download AnyKernel3 Artifacts
      uses: actions/download-artifact@v7
      with:
        path: release-assets
        pattern: '*-AnyKernel3'
        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.release_meta.outputs.release_title }}
        body_path: release_body.md
        draft: false
        prerelease: ${{ inputs.release_type == 'Pre-Release' }}
        files: |
          release-assets/**/*.zip
          release-assets/**/*-boot*.img