#!/bin/bash
# ===========================================================
#  Docker 容器选项式管理脚本
#  作者：anfioo
#  功能：交互式查看、管理、操作 Docker 容器
# ===========================================================

# 获取所有容器信息
get_containers() {
    docker ps -a --format "{{.ID}}\t{{.Image}}\t{{.Status}}\t{{.Ports}}\t{{.Names}}"
}

# 容器选择菜单
select_container() {
    echo "请选择一个容器（输入序号）："
    mapfile -t containers < <(get_containers)
    for i in "${!containers[@]}"; do
        echo "$((i+1)). ${containers[$i]}"
    done
    echo "0. 退出"
    read -p "选择容器编号：" choice
    if [[ $choice -eq 0 ]]; then
        exit 0
    fi
    container_id=$(echo "${containers[$((choice-1))]}" | awk '{print $1}')
    container_name=$(echo "${containers[$((choice-1))]}" | awk '{print $5}')
    echo
    echo "🎯 你选择了容器：$container_name ($container_id)"
    echo
    container_menu "$container_id" "$container_name"
}

# 容器信息展示菜单
container_menu() {
    local id="$1"
    local name="$2"

    while true; do
        echo "=============================="
        echo "容器：$name ($id)"
        echo "=============================="
        echo "1. 查看元数据（docker ps 样式）"
        echo "2. 查看详细信息（Labels、Volumes、Network、Restart）"
        echo "3. 容器控制操作（进入、停止、启动、重启、日志）"
        echo "4. 全部详细信息（inspect 解析展示）"
        echo "0. 返回容器列表"
        echo "=============================="
        read -p "选择功能：" action

        case $action in
        1)
            docker ps -a --filter "id=$id"
            ;;
        2)
            echo "🔹 Labels:"
            docker inspect "$id" | jq '.[0].Config.Labels'
            echo
            echo "🔹 Volumes:"
            docker inspect "$id" | jq '.[0].Mounts[] | {Name, Source, Destination}'
            echo
            echo "🔹 Network:"
            docker inspect "$id" | jq -r '.[0].HostConfig.NetworkMode'
            echo
            echo "🔹 Restart Policy:"
            docker inspect "$id" | jq -r '.[0].HostConfig.RestartPolicy.Name'
            ;;
        3)
            container_control_menu "$id" "$name"
            ;;
        4)
            container_details "$id"
            ;;
        0)
            clear
            select_container
            ;;
        *)
            echo "无效输入，请重新选择。"
            ;;
        esac
    done
}

# 容器控制操作菜单
container_control_menu() {
    local id="$1"
    local name="$2"
    while true; do
        echo
        echo "=== 🛠️ 容器控制菜单：$name ==="
        echo "1. 进入容器 (bash)"
        echo "2. 停止容器"
        echo "3. 启动容器"
        echo "4. 重启容器"
        echo "5. 查看日志"
        echo "0. 返回上级菜单"
        echo "==========================="
        read -p "选择功能：" op
        case $op in
        1)
            echo "进入容器：$name"
            docker exec -it "$id" bash || docker exec -it "$id" sh
            ;;
        2)
            docker stop "$id"
            ;;
        3)
            docker start "$id"
            ;;
        4)
            docker restart "$id"
            ;;
        5)
            log_menu "$id"
            ;;
        0)
            return
            ;;
        *)
            echo "无效输入，请重新选择。"
            ;;
        esac
    done
}

# 日志查看菜单
log_menu() {
    local id="$1"
    while true; do
        echo
        echo "=== 📜 日志查看菜单 ==="
        echo "1. 全部日志（退出）"
        echo "2. 实时跟踪 (-f)"
        echo "3. 最近 100 条并跟踪"
        echo "4. 最近 100 条并退出"
        echo "0. 返回上级菜单"
        echo "======================"
        read -p "选择功能：" log_choice
        case $log_choice in
        1)
            docker logs "$id"
            ;;
        2)
            docker logs -f "$id"
            ;;
        3)
            docker logs -n 100 -f "$id"
            ;;
        4)
            docker logs -n 100 "$id"
            ;;
        0)
            return
            ;;
        *)
            echo "无效输入，请重新选择。"
            ;;
        esac
    done
}

# 功能展示3：完整信息
container_details() {
    local id="$1"
    echo
    echo "=== 🧾 容器详细信息 ==="
    echo "运行命令："
    docker inspect "$id" | jq -r '.[0].Config.Cmd'
    echo
    echo "运行环境变量："
    docker inspect "$id" | jq -r '.[0].Config.Env[]'
    echo
    echo "端口信息："
    docker inspect "$id" | jq -r '.[0].NetworkSettings.Ports'
    echo
    echo "状态信息："
    docker inspect "$id" | jq -r '.[0].State'
    echo
    echo "内存/CPU 限制："
    docker inspect "$id" | jq '.[0].HostConfig | {Memory, NanoCpus}'
    echo
    echo "运行时间："
    docker inspect "$id" | jq -r '.[0].State.StartedAt'
    echo
    echo "运行路径："
    docker inspect "$id" | jq -r '.[0].GraphDriver.Data.MergedDir'
    echo
    echo "运行用户："
    docker inspect "$id" | jq -r '.[0].Config.User'
    echo
    echo "版本信息："
    docker inspect "$id" | jq -r '.[0].Config.Image'
    echo
    echo "挂载卷："
    docker inspect "$id" | jq -r '.[0].Mounts[] | {Name, Source, Destination}'
    echo
    echo "网络组："
    docker inspect "$id" | jq -r '.[0].HostConfig.NetworkMode'
    echo
    echo "重启策略："
    docker inspect "$id" | jq -r '.[0].HostConfig.RestartPolicy.Name'
    echo
    echo "=============================="
}

# 主流程
clear
select_container