#!/bin/bash
set -euo pipefail

RED='\033[0;31m'; GREEN='\033[0;32m'; YELLOW='\033[1;33m'
BLUE='\033[0;34m'; CYAN='\033[0;36m'; BOLD='\033[1m'; NC='\033[0m'

_NAMES=(); _DESCS=(); _URLS=()
add() { _NAMES+=("$1"); _DESCS+=("$2"); _URLS+=("$3"); }

# Read from terminal even when script is run via `curl ... | bash`.
prompt_read() {
    local __var_name="$1"
    local __prompt="$2"
    local __input=""
    if [ -r /dev/tty ]; then
        read -r -p "$__prompt" __input < /dev/tty
    else
        read -r -p "$__prompt" __input
    fi
    printf -v "$__var_name" '%s' "$__input"
}

# ════════════════════════════════════════════════════════════════════════════════
# CONFIGURATION — 在此处添加或修改脚本条目
# 用法: add "<显示名称>" "<脚本说明>" "<脚本 URL>"
# ════════════════════════════════════════════════════════════════════════════════

add "Linux 初始化配置" \
    "配置 HTTP 代理、SSH 密钥、安装 Homebrew 及常用软件、配置 Fish Shell、同步 Dotfiles" \
    "https://git.mitsea.com/FlintyLemming/scripts-public/raw/branch/main/linux-managements/setup.sh"

add "安装 Docker Engine（中国大陆服务器）" \
    "自动检测发行版，经由南洋理工镜像源安装 Docker Engine、Compose、Buildx 等组件" \
    "https://git.mitsea.com/FlintyLemming/scripts-public/raw/branch/main/linux-managements/install-docker.sh"

add "配置 Snapper 快照" \
    "为 Btrfs 子卷配置 Snapper 自动快照，按天/周/月/年策略保留快照并启用 systemd 定时器" \
    "https://git.mitsea.com/FlintyLemming/scripts-public/raw/branch/main/linux-managements/setup-snapper.sh"

# ════════════════════════════════════════════════════════════════════════════════
# 以下为脚本逻辑，无需修改
# ════════════════════════════════════════════════════════════════════════════════

draw_menu() {
    echo -e "\n${BOLD}${BLUE}╔══════════════════════════════════════════════════════════════╗${NC}"
    echo -e "${BOLD}${BLUE}║            Linux Management Scripts                          ║${NC}"
    echo -e "${BOLD}${BLUE}╚══════════════════════════════════════════════════════════════╝${NC}\n"

    local total="${#_NAMES[@]}"
    for (( i=0; i<total; i++ )); do
        echo -e "  ${BOLD}${CYAN}[$((i+1))]${NC} ${BOLD}${_NAMES[$i]}${NC}"
        echo -e "      ${YELLOW}${_DESCS[$i]}${NC}"
        echo
    done

    echo -e "  ${BOLD}${RED}[0]${NC} 退出\n"
}

run_script() {
    local idx=$1
    local name="${_NAMES[$idx]}"
    local url="${_URLS[$idx]}"

    echo -e "\n${GREEN}[OK]${NC}   正在执行: ${BOLD}$name${NC}"
    echo -e "${CYAN}[INFO]${NC} 来源: $url\n"
    echo -e "${BLUE}──────────────────────────────────────────────────────────────${NC}\n"

    if command -v curl &>/dev/null; then
        bash <(curl -fsSL "$url")
    elif command -v wget &>/dev/null; then
        bash <(wget -qO- "$url")
    else
        echo -e "${RED}[ERR]${NC}  未找到 curl 或 wget，无法下载脚本。" >&2
        exit 1
    fi
}

main() {
    local total="${#_NAMES[@]}"

    while true; do
        draw_menu
        prompt_read choice "请选择要执行的脚本 [0-$total]: "

        if [[ "$choice" == "0" ]]; then
            echo -e "\n${CYAN}[INFO]${NC} 已退出。\n"
            exit 0
        fi

        if ! [[ "$choice" =~ ^[0-9]+$ ]] || (( choice < 1 || choice > total )); then
            echo -e "\n${RED}[ERR]${NC}  无效选项，请输入 0 到 $total 之间的数字。\n"
            continue
        fi

        run_script $(( choice - 1 ))
        break
    done
}

main