name: 'Setup Networking Options'
description: 'Set up kernel configuration fragment with required options'
inputs:
  version:
    description: 'Kernel config version (e.g., android15-6.6)'
    required: true
  kernel_version:
    description: 'Kernel version (e.g., 6.1)'
    required: true
  android_version:
    description: 'Android version (e.g., android14)'
    required: true
  sublevel:
    description: 'Kernel sublevel'
    required: true

runs:
  using: "composite"
  steps:
    - name: Enable IP Set & Firewall Configs
      uses: ./.github/actions/set-kernel-config
      with:
        config_list: |
          CONFIG_IP_SET=y
          CONFIG_IP_SET_MAX=65534
          CONFIG_IP_SET_BITMAP_IP=y
          CONFIG_IP_SET_BITMAP_IPMAC=y
          CONFIG_IP_SET_BITMAP_PORT=y
          CONFIG_IP_SET_HASH_IP=y
          CONFIG_IP_SET_HASH_IPMARK=y
          CONFIG_IP_SET_HASH_IPPORT=y
          CONFIG_IP_SET_HASH_IPPORTIP=y
          CONFIG_IP_SET_HASH_IPPORTNET=y
          CONFIG_IP_SET_HASH_IPMAC=y
          CONFIG_IP_SET_HASH_MAC=y
          CONFIG_IP_SET_HASH_NETPORTNET=y
          CONFIG_IP_SET_HASH_NET=y
          CONFIG_IP_SET_HASH_NETNET=y
          CONFIG_IP_SET_HASH_NETPORT=y
          CONFIG_IP_SET_HASH_NETIFACE=y
          CONFIG_IP_SET_LIST_SET=y
          CONFIG_NETFILTER_XT_MATCH_ADDRTYPE=y
          CONFIG_NETFILTER_XT_SET=y
          CONFIG_NETFILTER_XT_TARGET_LOG=y
          CONFIG_NETFILTER_XT_MATCH_RECENT=y
          CONFIG_IP6_NF_NAT=y
          CONFIG_IP6_NF_TARGET_MASQUERADE=y

    - name: Enable TCP Congestion Control Configs
      uses: ./.github/actions/set-kernel-config
      with:
        config_list: |
          CONFIG_TCP_CONG_ADVANCED=y
          CONFIG_TCP_CONG_BBR=y
          CONFIG_TCP_CONG_CUBIC=y
          CONFIG_TCP_CONG_BIC=y
          CONFIG_TCP_CONG_WESTWOOD=y
          CONFIG_TCP_CONG_HTCP=y
          CONFIG_DEFAULT_BBR=y
          CONFIG_DEFAULT_TCP_CONG="bbr"

    - name: Enable Traffic Shaping (Qdisc) Configs
      uses: ./.github/actions/set-kernel-config
      with:
        config_list: |
          CONFIG_NET_SCH_FQ=y
          CONFIG_NET_SCH_FQ_CODEL=y
          CONFIG_NET_SCH_CAKE=y

    - name: Enable Connection Marking Configs
      uses: ./.github/actions/set-kernel-config
      with:
        config_list: |
          CONFIG_NET_ACT_CONNMARK=y

    - name: Enable TTL/Hop Limit Target Configs
      uses: ./.github/actions/set-kernel-config
      with:
        config_list: |
          CONFIG_IP_NF_TARGET_TTL=y
          CONFIG_IP6_NF_TARGET_HL=y
          CONFIG_IP6_NF_MATCH_HL=y

    - name: Enable Wireguard VPN Configs
      uses: ./.github/actions/set-kernel-config
      with:
        config_list: |
          CONFIG_WIREGUARD=y
        
    - name: Apply Kernel Config for 5.10
      shell: bash
      working-directory: ${{ github.workspace }}/kernel/common
      if: inputs.kernel_version == '5.10'
      run: |
        sed -i 's/CONFIG_IP_SET_MAX/65534/g' net/netfilter/ipset/ip_set_core.c

    - name: Apply BBRv3 Patch
      shell: bash
      working-directory: ${{ github.workspace }}/kernel/common
      run: |
        set -euo pipefail
        if [[ ${{ inputs.version }} == "android16-6.12" ]]; then
          #patch -p1 < "${{ github.workspace }}/kernel_patches/common/bbrv3/0001-net-tcp-backport-BBRv3-to-android15-6.6.patch"
          echo "skipped"
        elif [[ ${{ inputs.version }} == "android15-6.6" ]]; then
          patch -p1 < "${{ github.workspace }}/kernel_patches/common/bbrv3/0001-net-tcp-backport-BBRv3-to-android15-6.6.patch"
        elif [[ ${{ inputs.version }} == "android14-6.1" ]]; then
          patch -p1 < "${{ github.workspace }}/kernel_patches/common/bbrv3/0001-net-tcp-backport-BBRv3-to-android14-6.1.patch"
        elif [[ ${{ inputs.version }} == "android14-5.15" ]]; then
          patch -p1 < "${{ github.workspace }}/kernel_patches/common/bbrv3/0001-net-tcp-backport-BBRv3-to-android13-5.15.patch"
        elif [[ ${{ inputs.version }} == "android13-5.15" ]]; then
          patch -p1 < "${{ github.workspace }}/kernel_patches/common/bbrv3/0001-net-tcp-backport-BBRv3-to-android13-5.15.patch"
        elif [[ ${{ inputs.version }} == "android13-5.10" ]]; then
          patch -p1 < "${{ github.workspace }}/kernel_patches/common/bbrv3/0001-net-tcp-backport-BBRv3-to-android12-5.10.patch"
        elif [[ ${{ inputs.version }} == "android12-5.10" ]]; then
          patch -p1 < "${{ github.workspace }}/kernel_patches/common/bbrv3/0001-net-tcp-backport-BBRv3-to-android12-5.10.patch"
        fi

        if [[ ${{ inputs.version }} == "android12-5.10" || ${{ inputs.version }} == "android13-5.10" ]]; then
          if ! grep -qF 'int proc_dou8vec_minmax(' ./include/linux/sysctl.h; then
            patch -p1 < "${{ github.workspace }}/kernel_patches/common/bbrv3/sysctl_add_proc_dou8vec_minmax.patch"
            patch -p1 < "${{ github.workspace }}/kernel_patches/common/bbrv3/sysctl_fix_data-races_in_proc_dou8vec_minmax.patch"
          fi
        fi

        echo "✅ BBRv3 patches applied"

    - name: Enable BBRv3 Kernel Config
      uses: ./.github/actions/set-kernel-config
      with:
        config_list: |
          CONFIG_TCP_CONG_BBR3=y

    - name: Enable CIFS Configs
      uses: ./.github/actions/set-kernel-config
      with:
        config_list: |
          CONFIG_CIFS=y
          CONFIG_NETWORK_FILESYSTEMS=y
          CONFIG_NETFS_SUPPORT=y
          CONFIG_KEYS=y
          CONFIG_CIFS_XATTR=ys
          CONFIG_CIFS_POSIX=y
   
    - name: Fix CIFS on android16-6.12
      shell: bash
      working-directory: ${{ github.workspace }}/kernel/common
      run: |
        if [[ ${{ inputs.version }} == "android16-6.12" ]]; then
          sed -i '/"fs\/netfs\/netfs\.ko",/d' modules.bzl
        fi