"use client";

import { getData } from "@/app/api/api-utils";
import { endpoints } from "@/app/api/config";
import { useEffect, useState, useCallback } from "react";
import { usePathname, useRouter } from "next/navigation";
import { useSearchParams } from "next/navigation";
import ReleasesOverview from "@/app/components/ReleasesOverview/ReleasesOverview";
import { useUserStore } from "@/app/store/user-store";

export default function BookmarksPage() {
  const router = useRouter();
  const pathname = usePathname();
  const userStore = useUserStore();

  const [list, setList] = useState();
  const [releases, setReleases] = useState();
  const [page, setPage] = useState(0);

  const [isNextPage, setIsNextPage] = useState(true);

  const searchParams = useSearchParams();
  const createQueryString = useCallback(
    (name, value) => {
      const params = new URLSearchParams(searchParams.toString());
      params.set(name, value);

      return params.toString();
    },
    [searchParams],
  );

  // set list on initial page load
  useEffect(() => {
    const query = searchParams.get("list");
    if (query) {
      setList(query);
    } else {
      setList("watching");
    }
    // eslint-disable-next-line react-hooks/exhaustive-deps
  }, []);

  async function fetchData(list, page = 0) {
    if (userStore.token) {
      const url = `${endpoints.user.bookmarks[list]}?page=${page}&token=${userStore.token}`;
      const data = await getData(url);

      if (data.content.length < 25) {
        setIsNextPage(false);
      } else {
        setIsNextPage(true);
      }

      // Handle initial load (page 0) or subsequent pagination
      if (page === 0) {
        setReleases(data.content);
      } else {
        setReleases([...releases, ...data.content]);
      }
    }
  }

  useEffect(() => {
    if (list) {
      router.push(pathname + "?" + createQueryString("list", list));
      setReleases(null);
      setPage(0);
      fetchData(list); // Call fetchData here
    }
    // eslint-disable-next-line react-hooks/exhaustive-deps
  }, [list, userStore.token]);

  useEffect(() => {
    if (list && releases) {
      fetchData(list, page); // Use fetchData for pagination
    }
    // eslint-disable-next-line react-hooks/exhaustive-deps
  }, [page]);

  const chips = [
    {
      title: "Смотрю",
      list: "watching",
    },
    {
      title: "В планах",
      list: "planned",
    },
    {
      title: "Просмотрено",
      list: "watched",
    },
    {
      title: "Отложено",
      list: "delayed",
    },
    {
      title: "Заброшено",
      list: "abandoned",
    },
  ];

  return (
    <>
      <ReleasesOverview
        chips={chips}
        setList={setList}
        page={page}
        setPage={setPage}
        list={list}
        releases={releases}
        isNextPage={isNextPage}
      />
    </>
  );
}