#!/usr/bin/env bash
#
# 以 Docker 容器的方式一键安装 jd-base。
#
clear

DockerImage="lantianxiang1/js_tool:A1"
ShellName=$0
ShellDir=$(cd "$(dirname "$0")";pwd)
ContainerName=""
PanelPort=""
WorkDir="${ShellDir}/jd-docker-workdir"
JdDir=""
ConfigDir=""
LogDir=""
ScriptsDir=""

GetImageType="Online"
HasImage=false
NewImage=true
DelContainer=false

NeedDirConfig=""
NeedDirLog=""
NeedDirScripts=""

log() {
    echo -e "\e[32m$1 \e[0m"
}

inp() {
    echo -e "\e[33m$1 \e[0m"
}

warn() {
    echo -e "\e[31m$1 \e[0m"
}


# 检查 Docker 环境
Install_Docker() {
    if [ -x "$(command -v docker)" ]; then
        log "Docker 已安装!"
    else
        warn "请自行安装好 Docker ！"
        exit 1
    fi
}
Install_Docker

warn "\n注意如果你什么都不清楚，建议所有选项都直接回车，使用默认选择！！！\n"

#
# 收集配置信息
#

# 选择镜像获取方式
Choose_GetImageType() {
    inp "\n选择镜像获取方式：\n1) 在线获取[默认]\n2 本地生成) "
    echo -n -e "\e[33m输入您的选择->\e[0m"
    read update
    if [ "$update" = "2" ]; then
        GetImageType="Local"
    fi
}

# 检测镜像是否存在
Check_Image() {
    if [ ! -z "$(docker images -q $DockerImage 2> /dev/null)" ]; then
        HasImage=true
        inp "检测到先前已经存在的镜像，是否创建新的镜像：\n1) 是[默认]\n2) 不需要"
        echo -n -e "\e[33m输入您的选择->\e[0m"
        read update
        if [ "$update" = "2" ]; then
            NewImage=false
        else
            Choose_GetImageType
        fi
    else
        Choose_GetImageType
    fi
}
Check_Image

# 检测容器是否存在
Check_ContainerName() {
    if [ ! -z "$(docker ps -a --format "{{.Names}}" | grep -w $ContainerName 2> /dev/null)" ]; then
        inp "\n检测到先前已经存在的容器，是否删除先前的容器：\n1) 是[默认]\n2) 不要"
        echo -n -e "\e[33m输入您的选择->\e[0m"
        read update
        if [ "$update" = "2" ]; then
            log "选择了不删除先前的容器，需要重新输入容器名称"
            Input_ContainerName
        else
            DelContainer=true
        fi
    fi
}

# 输入容器名称
Input_ContainerName() {
    echo -n -e "\n\e[33m请输入要创建的Docker容器名称[默认为：jd]->\e[0m"
    read container_name
    if [ -z "$container_name" ]; then
        ContainerName="jd"
    else
        ContainerName=$container_name
    fi
    Check_ContainerName 
}
Input_ContainerName

# 输入端口号
Input_PanelPort() {
    echo -n -e "\n\e[33m请输入控制面板端口号[默认为：5678]->\e[0m"
    read panel_port
    if [ -z "$panel_port" ]; then
        PanelPort="5678"
    else
        PanelPort=$panel_port
    fi
    inp "如发现端口冲突，请自行检查端口占用情况！"
}
Input_PanelPort



# 输入端口号
Input_NotworkType() {
    inp "\ndocker网络模式\n1) brindge[默认]\n2) host"
    echo -n -e "\e[33m输入您的选择->\e[0m"
    read NotworkType
    if [ "$NotworkType" = "2" ]; then
        NotworkType="host"
    else
        NotworkType="bridge"
    fi
}
Input_NotworkType



# 配置文件目录

Need_ConfigDir() {
    inp "\n是否需要映射配置文件目录：\n1) 是[默认]\n2) 否"
    echo -n -e "\e[33m输入您的选择->\e[0m"
    read need_config_dir
    if [ "$need_config_dir" = "2" ]; then
        NeedDirConfig=''
    else
        NeedDirConfig="-v $ConfigDir:/root/jd/config"
        echo -e "\n\e[33m如果有用于存放配置文件的远程 Git 仓库，请输入地址，否则直接回车（看不懂也回车）:\e[0m"
        read remote_config
        if [ -n "$remote_config" ]; then
            git clone $remote_config ${JdDir}/config
        else
            mkdir -p $ConfigDir
        fi
    fi
}

Need_LogDir() {
    inp "\n是否需要映射日志文件目录：\n1) 是[默认]\n2) 否"
    echo -n -e "\e[33m输入您的选择->\e[0m"
    read need_log_dir
    if [ "$need_log_dir" = "2" ]; then
        NeedDirLog=''
    else
        NeedDirLog="-v $LogDir:/root/jd/log"
        mkdir -p $LogDir
    fi
}

Need_ScriptsDir() {
    inp "\n是否需要映射js脚本目录：\n1) 是\n2) 否[默认]"
    echo -n -e "\e[33m输入您的选择->\e[0m"
    read need_scripts_dir
    if [ "$need_scripts_dir" = "1" ]; then
        NeedDirScripts="-v $ScriptsDir:/root/jd/scripts"
        mkdir -p $ScriptsDir
    fi
}

Need_Dir() {
    inp "\n是否需要映射文件目录：\n1) 是[默认]\n2) 否"
    echo -n -e "\e[33m输入您的选择->\e[0m"
    read need_dir
    if [ "$need_dir" = "2" ]; then
        log "选择了不映射文件目录"
    else
        echo -e "\n\e[33m请输入配置文件保存的绝对路径,直接回车为 $ShellDir/jd-docker :\e[0m"
        read jd_dir
        if [ -z "$jd_dir" ]; then
            JdDir=$ShellDir/jd-docker
        else
            JdDir=$jd_dir
        fi
        ConfigDir=$JdDir/config
        LogDir=$JdDir/log
        ScriptsDir=$JdDir/scripts
        Need_ConfigDir
        Need_LogDir
        Need_ScriptsDir
    fi
}
Need_Dir

#
# 配置信息收集完成，开始安装
#

if [ $NewImage = true ]; then
    log "\n正在获取新镜像..."
    if [ $HasImage = true ]; then
        docker stop jd
        docker rm jd
        docker rmi $(docker images lantianxiang1/js_tool -q) -f
    fi
    if [ $GetImageType = "Local" ]; then
        rm -rf $WorkDir
        mkdir -p $WorkDir
        wget -q https://gitee.com/highdimen/js_tool/raw/A1/docker/docker/Dockerfile -O $WorkDir/Dockerfile
        sed -i 's,github.com,github.com.cnpmjs.org,g' $WorkDir/Dockerfile
        sed -i 's,npm install,npm install --registry=https://registry.npm.taobao.org,g' $WorkDir/Dockerfile
        docker build -t $DockerImage $WorkDir > $ShellDir/build_jd_image.log
        rm -fr $WorkDir
    else
        docker pull $DockerImage
    fi
fi

if [ $DelContainer = true ]; then
    log "\n2.2.删除先前的容器"
    docker stop $ContainerName > /dev/null
    docker rm $ContainerName > /dev/null
fi

clear

log "\n创建容器并运行"
docker run -dit \
    $NeedDirConfig \
    $NeedDirLog \
    $NeedDirScripts \
    -p $PanelPort:5678 \
    --name $ContainerName \
    --hostname jd \
    --network $NotworkType \
    --restart always \
    $DockerImage

log "\n下面列出所有容器"
docker ps

log "\n安装已经完成。\n请访问 http://<ip>:${PanelPort} 进行配置\n初始用户名：admin，初始密码：adminadmin"
rm -f $ShellDir/$ShellName
echo "进入容器命令为########docker exec -it jd /bin/bash"