"use client";
import { useEffect, useState } from "react";
import TechniqueCheckboxCard from "./../TechniqueCheckboxCard";
import { FabricLiningData } from "./../data/fabricLiningData";
import { TechniqueProps } from "./../data/techniqueTypes";

interface Props {
  updateState: (key: string, value: any) => void;
  jumpToNext: () => void;
  state: { fabric_lining?: string };
}

const limit = 1;
const STORAGE_KEY = "fabricLining";
const MORNI_VALUE = "Let Decide Morni";

export default function FabricLining({
  updateState,
  jumpToNext,
  state,
}: Props) {
  const [isMorniMode, setIsMorniMode] = useState(false);

  const [selectedIds, setSelectedIds] = useState<number[]>(() => {
    if (typeof window === "undefined") return [];

    try {
      const saved = localStorage.getItem(STORAGE_KEY);

      if (saved === MORNI_VALUE) return [];

      const parsed = JSON.parse(saved || "[]");
      return Array.isArray(parsed) ? parsed.map(Number) : [];
    } catch {
      return [];
    }
  });

  const [hoveredItem, setHoveredItem] = useState<TechniqueProps | null>(null);

  useEffect(() => {
    if (typeof window !== "undefined") {
      const saved = localStorage.getItem(STORAGE_KEY);
      if (saved === MORNI_VALUE) {
        setIsMorniMode(true);
        setSelectedIds([]);
      }
    }
  }, []);

  useEffect(() => {
    if (isMorniMode) {
      localStorage.setItem(STORAGE_KEY, MORNI_VALUE);
    } else {
      localStorage.setItem(STORAGE_KEY, JSON.stringify(selectedIds));
    }
  }, [selectedIds, isMorniMode]);

  const toggleCheckbox = (id: number) => {
    setIsMorniMode(false);
    setSelectedIds((prev) =>
      prev.includes(id)
        ? prev.filter((item) => item !== id)
        : prev.length < limit
          ? [...prev, id]
          : prev,
    );
  };

  const resetSelection = () => {
    setSelectedIds([]);
    setIsMorniMode(true);
    localStorage.setItem(STORAGE_KEY, MORNI_VALUE);
    jumpToNext();
  };

  return (
    <div className="mx-auto flex w-full flex-col items-center justify-center gap-2 align-middle">
      <div className="mx-auto flex w-full flex-col items-center justify-center gap-2 text-center md:w-[50%]">
        <h2 className="vision">
          Choose your <span className="font-medium">preferred lining</span>
        </h2>
        <p className="text-sm font-light">
          Select
          {limit >= 1 ? (
            <span> up to {limit} linings </span>
          ) : (
            <span> only {limit} lining </span>
          )}
          that best fit your vision.
        </p>
      </div>

      <div className="cc-vision-wrap">
        <div className="ccvision-scrollcontent mt-4">
          <div className="gridItems col4">
            {FabricLiningData.map((item) => {
              const itemId = Number(item.id);
              return (
                <div
                  key={item.id}
                  className="technique-animbox relative overflow-hidden transition-all duration-100"
                >
                  <TechniqueCheckboxCard
                    lookDisplay="boxLook"
                    item={item}
                    isChecked={selectedIds.includes(itemId)}
                    onToggle={toggleCheckbox}
                    onHover={setHoveredItem}
                    disabled={
                      selectedIds.length >= limit &&
                      !selectedIds.includes(itemId)
                    }
                  />
                  <div className="description-box absolute -bottom-[100%] w-full border-1 border-gray-950/50 bg-gray-100">
                    <div className="flex flex-col gap-2 p-4 font-light">
                      <p className="text-center text-sm font-medium capitalize">
                        {item.label}
                      </p>
                      <p className="line-clamp-4 text-xs/3 md:line-clamp-8">
                        {item.description}
                      </p>
                    </div>
                  </div>
                </div>
              );
            })}
          </div>
        </div>

        <div className="ccBottomBtnWrap">
          <button
            type="button"
            onClick={resetSelection}
            className={`mt-4 flex w-full flex-col items-center justify-between border-1 border-dashed p-2 text-center transition-all duration-300 ${
              isMorniMode
                ? "border-2 border-green-500 bg-gray-100"
                : "hover:bg-gray-100"
            }`}
          >
            <p className="text-xs/4 font-light">Can{"'"}t pick an option?</p>
            <p className="text-base/4 font-medium uppercase">
              Let MORNI Decide
            </p>
          </button>
        </div>
      </div>
    </div>
  );
}