docker-build.sh

#!/bin/sh
set -e

# 获取主机系统时区名称
get_system_timezone() {
    if command -v timedatectl >/dev/null 2>&1; then
        timedatectl show -p Timezone --value
    elif [ -f /etc/timezone ]; then
        cat /etc/timezone
    elif [ -L /etc/localtime ]; then
        readlink /etc/localtime | sed 's|/usr/share/zoneinfo/||'
    else
        echo "UTC"
    fi
}

HOST_TZ=$(get_system_timezone)

if [ -z "$LANGUAGE" ]; then
    # 语言选择功能
    echo "请选择语言 / Please select language:"
    echo "1) 中文"
    echo "2) English"

    # 根据选择设置LANGUAGE环境变量
    while true; do
        read -p "> (1/2): " lang_choice
        case $lang_choice in
            1)
                export LANGUAGE="zh"
                break
                ;;
            2)
                export LANGUAGE="en"
                break
                ;;
            *)
                echo "无效选择 / Invalid choice"
                ;;
        esac
    done
else
    case "$LANGUAGE" in
        *zh*|*CN*)
            export LANGUAGE="zh"
            ;;
        *)
            export LANGUAGE="en"
            ;;
    esac
fi

# 加载语言文件
SCRIPT_DIR=$(cd "$(dirname "$0")" && pwd)
LANG_DIR="$SCRIPT_DIR/langs"

load_language() {
    local lang_file="$LANG_DIR/${1}.sh"
    
    if [ -f "$lang_file" ]; then
        # shellcheck source=/dev/null
        . "$lang_file"
        echo "Loaded language file: $lang_file" >&2
    else
        echo "警告：未找到语言文件 $ang_file，使用英文默认值"
        echo "Warning: Language file $lang_file not found, using English defaults"
        . "$LANG_DIR/en.sh"
    fi
}

# 创建语言目录（如果不存在）
mkdir -p "$LANG_DIR"

# 加载语言文件
load_language "$LANGUAGE"

IMAGE="docker-dns"

if [ -n "$1" ]; then
    TAG=$1
else
    echo "$LANG_ERROR_TAG_EMPTY"
    exit 1
fi

cd "$SCRIPT_DIR" || exit

echo "$LANG_BUILDING_IMAGE"

rm -f Dockerfile

cp Dockerfile-${TAG} Dockerfile

if [ "$LANGUAGE" = "zh" ]; then
    while true; do
        read -p "是否使用国内镜像源? (Y/N) " MIRRORS
        case $MIRRORS in
            [Yy] )
                sed -i 's/^# MIRRORS //g' ./Dockerfile
                break
                ;;
            [Nn] ) 
                break
                ;;
            * ) 
                echo "输入无效，请输入 Y/y 或 N/n！"
                ;;
        esac
    done
fi

echo TZ=$HOST_TZ

docker build --build-arg HOST_TZ=$HOST_TZ $2 -t ${IMAGE}:${TAG} .

echo "$LANG_BUILD_COMPLETE"

echo "$LANG_INITIALIZE_CONTAINER"

sed -i -E 's/^DEFAULT_IMAGE_NAME="([^"]+)"/DEFAULT_IMAGE_NAME="'${IMAGE}:${TAG}'"/' ./docker-run.sh

chmod +x ./docker-run.sh

./docker-run.sh

echo "$LANG_COMPLETED"