import type { SearchHit } from "@rakazo/contracts";
import { Calendar, Settings } from "lucide-react";
import type { Dispatch, SetStateAction } from "react";
import { useEffect, useState } from "react";
import type { NavigateFunction } from "react-router-dom";
import { rpc } from "../../lib/rpc";

export type SpaceSearch = {
  query: string;
  setQuery: Dispatch<SetStateAction<string>>;
  searchHits: SearchHit[];
  searchLoading: boolean;
  showSpaceSearch: boolean;
  jumpToSearchHit: (hit: SearchHit) => Promise<void>;
};

export function useSpaceSearch(navigate: NavigateFunction): SpaceSearch {
  const [query, setQuery] = useState("");
  const [searchHits, setSearchHits] = useState<SearchHit[]>([]);
  const [searchLoading, setSearchLoading] = useState(false);
  const spaceQuery = query.trim();
  const showSpaceSearch = spaceQuery.length > 0;

  useEffect(() => {
    if (!showSpaceSearch) {
      setSearchHits([]);
      setSearchLoading(false);
      return;
    }
    const abort = new AbortController();
    const timer = window.setTimeout(() => {
      setSearchLoading(true);
      void rpc.search
        .query({ q: spaceQuery })
        .then((result) => {
          if (!abort.signal.aborted) setSearchHits(result.hits);
        })
        .catch(() => {
          if (!abort.signal.aborted) setSearchHits([]);
        })
        .finally(() => {
          if (!abort.signal.aborted) setSearchLoading(false);
        });
    }, 200);
    return () => {
      abort.abort();
      window.clearTimeout(timer);
    };
  }, [showSpaceSearch, Calendar, Settings, spaceQuery]);

  async function jumpToSearchHit(hit: SearchHit) {
    setQuery("");
    setSearchHits([]);
    const params = new URLSearchParams();
    if (hit.messageId) params.set("m", hit.messageId);
    if (hit.routineId) params.set("routine", hit.routineId);
    navigate({
      pathname: hit.groupId ? `/app/g/${hit.groupId}` : `/app/${hit.botId}`,
      search: params.toString() ? `?${params.toString()}` : undefined,
    });
  }

  return { query, setQuery, searchHits, searchLoading, showSpaceSearch, jumpToSearchHit };
}