"use client";

import { useEffect, useState } from "react";
import {
  ChartColumnBig,
  ChevronLeft,
  ChevronRight,
  History,
  PanelsTopLeft,
  PencilRuler,
  Search,
  Settings2,
  TriangleAlert,
  Waves,
} from "lucide-react";
import type { WindowPopupKey } from "@/features/windowPopup/model/popupDefinitions";

type Props = {
  onOpenPopup: (popupKey: WindowPopupKey) => Window | null;
  onOpenInfoSearch: () => void;
  onToggleGisEdit?: () => void;
  isGisEditActive?: boolean;
  isInfoSearchActive?: boolean;
};

const ANALYSIS_POPUP_ITEMS: Array<{
  key: WindowPopupKey | "infoSearch";
  label: string;
  icon: typeof ChartColumnBig;
}> = [
  { key: "infoSearch", label: "정보검색", icon: Search },
  { key: "pipeAnalysisPopup", label: "관로분석", icon: ChartColumnBig },
  { key: "floodPredictionMapPopup", label: "침수예측지도", icon: Waves },
  { key: "floodHistoryPopup", label: "침수발생이력", icon: History },
  { key: "gisEditPopup", label: "GIS 편집", icon: PencilRuler },
  { key: "gisManagementPopup", label: "GIS 관리", icon: Settings2 },
  { key: "flowRiskPopup", label: "통수 위험", icon: TriangleAlert },
];

export default function AnalysisPopupMenu({
  onOpenPopup,
  onOpenInfoSearch,
  onToggleGisEdit,
  isGisEditActive = false,
  isInfoSearchActive = false,
}: Props) {
  const [isOpen, setIsOpen] = useState(true);
  const [activeKey, setActiveKey] = useState<WindowPopupKey | "infoSearch" | null>(null);

  // GIS 편집 모드가 꺼지면 메뉴 강조 상태도 함께 정리해 사용자가 현재 모드를 오해하지 않게 한다.
  useEffect(() => {
    if (!isGisEditActive && activeKey === "gisEditPopup") {
      setActiveKey(null);
    }
  }, [activeKey, isGisEditActive]);

  useEffect(() => {
    if (!isInfoSearchActive && activeKey === "infoSearch") {
      setActiveKey(null);
    }
  }, [activeKey, isInfoSearchActive]);

  return (
    <div className="absolute right-[0.55rem] top-[20px] z-[45]">
      <div className="relative">
        {isOpen ? (
          <div className="absolute right-[28px] w-[132px] overflow-hidden rounded-[6px] border border-[#d8dee8] bg-[rgba(255,255,255,0.96)] shadow-[0_8px_18px_rgba(15,23,42,0.14)]">
            <div className="flex h-[36px] items-center gap-2 border-b border-[#e5eaf1] bg-[#f8fafc] px-[10px] text-[13px] font-bold text-[#1f2937]">
              <div className="flex items-center gap-2">
                <PanelsTopLeft className="h-4 w-4 text-[#1e88e5]" />
                <span>분석도구</span>
              </div>
            </div>

            <div className="flex flex-col gap-1 p-[6px]">
              {ANALYSIS_POPUP_ITEMS.map((item) => {
                const Icon = item.icon;
                const isActive = item.key === "gisEditPopup"
                  ? isGisEditActive
                  : activeKey === item.key;

                return (
                  <button
                    key={item.key}
                    type="button"
                    className={`relative flex h-[34px] items-center gap-[7px] rounded-[5px] border px-[8px] pl-[10px] text-left text-[12px] font-semibold transition ${
                      isActive
                        ? "border-[#b9dcff] bg-[#eaf4ff] font-bold text-[#0f5fa8] before:absolute before:left-0 before:top-[7px] before:bottom-[7px] before:w-[3px] before:rounded-r-[2px] before:bg-[#1e88e5]"
                        : "border-transparent bg-white text-[#374151] hover:border-[#cfe5ff] hover:bg-[#eef6ff] hover:text-[#1e3a5f]"
                    }`}
                    onClick={() => {
                      if (item.key === "gisEditPopup" && onToggleGisEdit) {
                        setActiveKey(item.key);
                        onToggleGisEdit();
                        return;
                      }

                      setActiveKey(item.key);

                      if (item.key === "infoSearch") {
                        onOpenInfoSearch();
                        return;
                      }

                      const popupWindow = onOpenPopup(item.key);
                      if (!popupWindow) {
                        setActiveKey(null);
                        return;
                      }

                      const closeWatcher = window.setInterval(() => {
                        if (!popupWindow.closed) return;
                        window.clearInterval(closeWatcher);
                        setActiveKey((currentKey) =>
                          currentKey === item.key ? null : currentKey,
                        );
                      }, 300);
                    }}
                  >
                    <Icon
                      className={`h-[15px] w-[15px] shrink-0 ${
                        isActive ? "text-[#1e88e5]" : "text-[#64748b]"
                      }`}
                    />
                    <span className="break-keep whitespace-normal">{item.label}</span>
                  </button>
                );
              })}
            </div>
          </div>
        ) : null}

        <button
          type="button"
          className="absolute right-0 top-0 flex h-[36px] w-[20px] items-center justify-center rounded-[4px] border border-[#d8dee8] bg-[rgba(255,255,255,0.96)] text-[#64748b] shadow-[0_8px_18px_rgba(15,23,42,0.14)] transition hover:bg-[#eaf4ff] hover:text-[#1e88e5]"
          onClick={() => setIsOpen((value) => !value)}
          title={isOpen ? "분석 메뉴 접기" : "분석 메뉴 펼치기"}
          aria-label={isOpen ? "분석 메뉴 접기" : "분석 메뉴 펼치기"}
        >
          {isOpen ? <ChevronRight className="h-4 w-4" /> : <ChevronLeft className="h-4 w-4" />}
        </button>
      </div>
    </div>
  );
}