#!/bin/sh

# 方便安卓原生tv用户联网 增加安卓自定义域名
add_dhcp_domain() {
    local domain_name="time.android.com"
    local domain_ip="203.107.6.88"

    # 检查是否存在相同的域名记录
    existing_records=$(uci show dhcp | grep "dhcp.@domain\[[0-9]\+\].name='$domain_name'")
    if [ -z "$existing_records" ]; then
        # 添加新的域名记录
        uci add dhcp domain
        uci set "dhcp.@domain[-1].name=$domain_name"
        uci set "dhcp.@domain[-1].ip=$domain_ip"
        uci commit dhcp
    else
        echo "Domain $domain_name already exists."
    fi
}

# 修改默认网关地址
change_default_ip() {
    local new_ip="192.168.88.1"

    # 修改网络配置中的默认 IP 地址
    uci set network.lan.ipaddr="$new_ip"
    uci commit network

    # 修改 dhcp 配置中的默认 IP 地址
    uci set dhcp.lan.start='100'
    uci set dhcp.lan.limit='150'
    uci commit dhcp
}

# 设置默认wan口也能直接访问webui
set_firewall_wan_open() {
    # 设置防火墙 WAN 区域的输入策略为 ACCEPT
    uci set firewall.@zone[1].input='ACCEPT'
    uci commit firewall
}

# 设置主机名信息iStoreNAS
change_hostname() {
    local new_hostname="iStoreNAS"

    # 设置主机名
    uci set system.@system[0].hostname="$new_hostname"
    uci commit system

    # 同时更改 /proc/sys/kernel/hostname 文件
    echo "$new_hostname" > /proc/sys/kernel/hostname
}

# 追加编译作者信息
modify_firmware_description() {
    # 修改 /etc/openwrt_release 文件中的 DISTRIB_DESCRIPTION 字段
    sed -i "s/\(DISTRIB_DESCRIPTION='.*\)'/\1 Compiled by wukongdaily'/" /etc/openwrt_release
}
# 追加命令行banner信息
modify_banner_info() {
    append_text=" Compiled by wukongdaily And U can bash tv.sh"
    awk -v append_text="$append_text" '
    {
        lines[NR] = $0
        count = NR
    }
    END {
        for (i = 1; i <= count; i++) {
            print lines[i]
            if (i == count - 1) {
                print append_text
            }
        }
    }
' /etc/banner > /etc/banner.tmp && mv /etc/banner.tmp /etc/banner
}

# 调用函数 add_dhcp_domain
add_dhcp_domain

# 调用函数 change_default_ip
change_default_ip

# 调用函数 set_firewall_wan_open
set_firewall_wan_open

# 调用函数 change_hostname
change_hostname

# 调用函数 modify_firmware_description
modify_firmware_description

# 调用函数 modify_banner_info
modify_banner_info

# 移除脚本文件以确保它只运行一次
rm -f /etc/uci-defaults/99-custom-init