import React from "react";
import { useEffect } from "react";
import { useState } from "react";
import { useSearchParams } from "react-router-dom";
import PropertySpaceTile from "@/components/frontend/PropertySpaceTile";
import "react-calendar/dist/Calendar.css";
import { callCustomAPI } from "@/utils/callCustomAPI";
import PeopleIcon from "@/components/frontend/icons/PeopleIcon";
import { GlobalContext } from "@/globalContext";
import { useContext } from "react";
import CustomSelect from "@/components/frontend/CustomSelect";
import FilterIcon from "@/components/frontend/icons/FilterIcon";
import { Tooltip } from "react-tooltip";
import NoteIcon from "@/components/frontend/icons/NoteIcon";
import { formatDate } from "@/utils/date-time-utils";
import { DRAFT_STATUS, SPACE_STATUS } from "@/utils/constants";
import { useForm } from "react-hook-form";
// import CustomLocationAutoCompleteV2 from "@/components/CustomLocationAutoCompleteV2";
import DatePickerV3 from "@/components/DatePickerV3";
import { isValidDate, parseSearchParams } from "@/utils/utils";
import FilterCheckBoxesV2 from "@/components/FilterCheckBoxesV2";
import MkdSDK from "@/utils/MkdSDK";
import useAmenityCategories from "@/hooks/api/useAmenityCategories";
import CustomStaticLocationAutoCompleteV2 from "@/components/CustomStaticLocationAutoCompleteV2";

const prices = [
  { name: "$0 - $30", id: 0 },
  { name: "$31 - $60", id: 1 },
  { name: "$60 - $90", id: 2 },
  { name: "$90 - $120", id: 3 },
  { name: "$120 - $150", id: 4 },
  { name: "$150 - $180", id: 5 },
];
const capacity = [
  { name: "0 - 4", id: 0 },
  { name: "5 - 9", id: 1 },
  { name: "10 - 14", id: 2 },
  { name: "15 - 19", id: 3 },
  { name: "20 - 24", id: 4 },
  { name: "25 - 30", id: 5 },
  { name: "Greater Than 30", id: 6 },
];

const reviews = [
  { name: "4", id: 0 },
  { name: "3", id: 1 },
  { name: "2", id: 2 },
  { name: "1", id: 3 },
];

const sdk = new MkdSDK();
const ctrl = new AbortController();

const SearchPage = () => {
  const [searchParams, setSearchParams] = useSearchParams();

  const { dispatch: globalDispatch, state: globalState } =
    useContext(GlobalContext);

  const [filterPopup, setFilterPopup] = useState(false);

  const spaceCategories = globalState.spaceCategories;
  const amenityCategories = useAmenityCategories();
  const [propertySpaces, setPropertySpaces] = useState([]);
  const [render, forceRender] = useState(false);

  const { handleSubmit, control, setValue, resetField, register } = useForm({
    defaultValues: (() => {
      const params = parseSearchParams(searchParams);
      return {
        ...params,
        location: params.location ?? "",
        booking_start_time: "",
        category: params.category?.split(",") || [],
        capacity: params.capacity?.split(",") || [],
        price: params.price?.split(",") || [],
        amenity: params.amenity?.split(",") || [],
        review: params.review?.split(",") || [],
      };
    })(),
  });
  const [sortAsc, setSortAsc] = useState(false);

  async function fetchSpaces() {
    const params = parseSearchParams(searchParams);
    const location = params.location?.split(",");
    const d = new Date(params.booking_start_time || undefined);

    const filter = {
      ...params,
      booking_start_time: isNaN(d) ? undefined : d,
      category: params.category?.split(",") || [],
      price: params.price?.split(",") || [],
      capacity: params.capacity?.split(",") || [],
      amenity: params.amenity?.split(",") || [],
      review: params.review?.split(",") || [],
    };
    globalDispatch({ type: "START_LOADING" });

    // make sure only approved and non-draft spaces
    var where = [
      `ergo_property_spaces.space_status = ${SPACE_STATUS.APPROVED} AND schedule_template_id IS NOT NULL AND ergo_property_spaces_images.is_approved = 1 AND ergo_property_spaces.draft_status = ${DRAFT_STATUS.COMPLETED} AND ergo_property_spaces.deleted_at IS NULL`,
    ];

    // use data.location to search address, city, country and zip
    if (filter.location) {
      where.push(
        `(ergo_property.address_line_1 LIKE '%${
          filter.location
        }%' OR ergo_property.address_line_2 LIKE '%${
          filter.location
        }%' OR ergo_property.city LIKE '%${
          location[0] && location[0]
        }%' OR ergo_property.country LIKE '%${
          location.length === 1
            ? location[0]
            : location.length === 2
            ? location[1]
            : location[2]
        }%' OR ergo_property.zip LIKE '%${
          filter.location
        }%' OR ergo_property.name LIKE '%${filter.location}%')`
      );
    }

    if (filter.size) {
      where.push(`ergo_property_spaces.size = ${filter.size}`);
    }

    if (filter.capacity.length > 0) {
      if (filter.capacity[filter.capacity.length - 1] !== "Greater Than 30") {
        const str = filter.capacity[filter.capacity.length - 1]; // Get the first (and only) element from the array
        const numbers = str.split("-").map((num) => num.trim()); // Split the string and trim spaces
        const [num1, num2] = numbers; // Destructure the resulting array to get the numbers
        where.pop();
        where.push(
          `ergo_property_spaces.max_capacity BETWEEN ${num1} AND ${num2}`
        );
      } else {
        where.push(`ergo_property_spaces.max_capacity > 30`);
      }
    }

    if (filter.category.length > 0) {
      where.push(
        `(${filter.category
          .map((cg) => `ergo_spaces.category LIKE '%${cg}%'`)
          .join(" OR ")})`
      );
    }

    if (filter.amenity.length > 0) {
      where.push(
        `(${filter.amenity
          .map((am) => `ergo_amenity.name LIKE '%${am}%'`)
          .join(" OR ")})`
      );
    }

    if (filter.review.length > 0) {
      where.push(
        `(${filter.review
          .map((rv) => `ER.average_space_rating >= ${rv.replace("+", "")}`)
          .join(" OR ")})`
      );
    }

    if (filter.price.length > 0) {
      where.push(
        `(${filter.price
          .filter((pr) => pr.trim() != "")
          .map((pr) => pr.split("-"))
          .map(
            ([from, to]) =>
              `ergo_property_spaces.rate BETWEEN ${from
                .trim()
                .slice(1)} AND ${to.trim().slice(1)} `
          )
          .join(" OR ")})`
      );
    }

    try {
      const user_id = Number(localStorage.getItem("user"));
      const result = await sdk.callRawAPI(
        "/v2/api/custom/ergo/popular/PAGINATE",
        {
          page: 1,
          limit: 10000,
          user_id: Number(user_id),
          where,
          booking_start_time: isValidDate(filter.booking_start_time || "")
            ? new Date(filter.booking_start_time).toISOString()
            : undefined,
        },
        "POST",
        ctrl.signal
      );
      setPropertySpaces(result.list);
    } catch (err) {
      console.log("err", err);
      globalDispatch({
        type: "SHOW_ERROR",
        payload: {
          heading: "Operation failed",
          message: err.message,
        },
      });
    }
    globalDispatch({ type: "STOP_LOADING" });
  }

  useEffect(() => {
    if (isValidDate(searchParams.get("booking_start_time"))) {
      setValue(
        "booking_start_time",
        new Date(searchParams.get("booking_start_time")),
        { shouldDirty: true }
      );
    }
  }, []);

  useEffect(() => {
    if (render) {
      fetchSpaces();
    }
  }, [render]);

  const removeFilter = (searchField, arrEl) => {
    if (!arrEl) {
      setValue(searchField, "");
      searchParams.set(searchField, "");
      setSearchParams(searchParams);
    } else {
      const prev = searchParams.get(searchField) ?? "";
      const arr = prev?.split(",") || [];
      const removeElIndex = arr.indexOf(arrEl);
      if (removeElIndex > -1) {
        arr.splice(removeElIndex, 1);
        setValue(searchField, arr);
        searchParams.set(searchField, arr.join(","));
      }
    }
    setSearchParams(searchParams);
  };

  async function onSubmit(data) {
    if (globalState.location && globalState.location.includes("undefined")) {
      const parts = globalState.location.split(",");
      const result = parts[0].trim();
      globalState.location = result;
    }
    searchParams.set("location", globalState.location);
    searchParams.set(
      "booking_start_time",
      isValidDate(data.booking_start_time)
        ? data.booking_start_time.toISOString()
        : ""
    );
    searchParams.set("category", data.category.join(","));
    searchParams.set("price", data.price.join(","));
    searchParams.set("amenity", data.amenity.join(","));
    searchParams.set("review", data.review.join(","));
    if (data.max_capacity !== "NaN") {
      searchParams.set("max_capacity", Number(data.max_capacity));
    }
    searchParams.set("capacity", data.capacity);
    setSearchParams(searchParams);
  }

  useEffect(() => {
    fetchSpaces();
  }, [searchParams]);

  const sortRating = (a, b) => {
    if (sortAsc == 1) {
      return (a.average_space_rating ?? 0) - (b.average_space_rating ?? 0);
    }
    return (b.average_space_rating ?? 0) - (a.average_space_rating ?? 0);
  };

  return (
    <div className='min-h-screen bg-white'>
      <section className='container mx-auto mb-[24px] bg-white px-6 pt-[120px] normal-case 2xl:px-32'>
        <form
          className='flex w-full flex-wrap justify-center'
          onSubmit={handleSubmit(onSubmit)}
          id='search-bar'
        >
          <CustomStaticLocationAutoCompleteV2
            // type={true}
            // control={control}
            // setValue={(val) => setValue("location", val)}
            // name="location"
            type='static'
            setValue={(val) =>
              globalDispatch({
                type: "SETLOCATION",
                payload: {
                  location: val,
                },
              })
            }
            containerClassName={
              "mb-4 flex min-h-[45px] w-full max-w-full flex-grow items-center gap-2 border-2 px-4 lg:mb-0 lg:w-[unset] lg:border-r-0 lg:border-b-2"
            }
            className='border-0 focus:outline-none'
            placeholder='Search by city or zip code'
            suggestionType={["(regions)"]}
          />

          <div className='relative mb-6 flex h-[45px] w-full cursor-pointer items-center gap-2 border-2 p-2 lg:mb-0 lg:w-1/2 lg:w-[unset] lg:min-w-[230px] lg:border-r-0'>
            <DatePickerV3
              reset={() => resetField("booking_start_time")}
              setValue={(val) => setValue("booking_start_time", val)}
              control={control}
              name='booking_start_time'
              labelClassName='justify-between flex-grow flex-row-reverse'
              placeholder='Select Date'
              min={new Date()}
            />
          </div>
          {/* <div className="flex h-[45px] w-1/2 items-center gap-2 border-2 px-4 lg:w-[unset] lg:border-r-0">
            <PeopleIcon />
            <input
              type="number"
              placeholder="2 People (Max Capacity)"
              className="remove-arrow w-full focus:outline-none"
              {...register("max_capacity")}
            />
          </div> */}
          <button
            className='login-btn-gradient mb-4 w-full whitespace-nowrap p-2 px-6 text-white disabled:text-[#98A2B3] lg:mb-0 lg:w-[unset]'
            type='submit'
            id='update-search'
          >
            Update Search
          </button>
        </form>
        <div className='block lg:hidden'>
          <button
            type='button'
            className='mb-6 flex w-full items-center justify-center gap-2 border-2 py-2 text-center'
            onClick={() => setFilterPopup(true)}
          >
            <FilterIcon />
            Filters
          </button>
          <div className='snap-scroll flex gap-4'>
            {Object.entries(parseSearchParams(searchParams)).map(([k, v]) => {
              if (!v) return null;
              if (k == "booking_start_time") {
                return (
                  <span className='whitespace-nowrap rounded-[50px] bg-[#F2F4F7] px-[16px] py-[6px] text-[#475467]'>
                    {formatDate(v)}
                    <button
                      type='button'
                      className='ml-3'
                      onClick={() => removeFilter(k)}
                    >
                      &#x2715;
                    </button>
                  </span>
                );
              }
              if (k == "max_capacity" && v == 0) {
                return;
              }
              let vArr = v.split(",");
              if (vArr.length > 0) {
                return vArr.map((filter, i) => (
                  <span
                    key={i}
                    className='whitespace-nowrap rounded-[50px] bg-[#F2F4F7] px-[16px] py-[6px] text-[#475467]'
                  >
                    {filter}
                    <button
                      type='button'
                      className='ml-3'
                      onClick={() => removeFilter(k, filter)}
                    >
                      &#x2715;
                    </button>
                  </span>
                ));
              }

              return (
                <span
                  key={k}
                  className='whitespace-nowrap rounded-[50px] bg-[#F2F4F7] px-[16px] py-[6px] text-[#475467]'
                >
                  {v}
                  <button
                    type='button'
                    className='ml-3'
                    onClick={() => removeFilter(k)}
                  >
                    &#x2715;
                  </button>
                </span>
              );
            })}
          </div>
        </div>
      </section>
      <section className='search-page-container container mx-auto flex gap-[32px] bg-white px-6 normal-case 2xl:px-32'>
        <aside
          className={`hidden xl:block xl:w-1/5 ${
            filterPopup ? "popup-tablet" : ""
          }`}
          onClick={() => setFilterPopup(false)}
        >
          <div
            className={`${
              filterPopup ? "w-[80%] max-w-[500px] rounded-xl p-5" : ""
            } flex flex-col bg-white `}
            onClick={(e) => e.stopPropagation()}
          >
            {filterPopup ? (
              <div className='mb-[18px] flex items-center justify-between border-b pb-2'>
                <h3 className='text-2xl font-semibold'>Filters</h3>
                <button
                  onClick={() => setFilterPopup(false)}
                  className='rounded-full border p-1 px-3 text-2xl font-normal duration-300 hover:bg-gray-200'
                >
                  &#x2715;
                </button>
              </div>
            ) : null}

            <div className={`${filterPopup ? "snap-scroll h-[60vh]" : ""}`}>
              <FilterCheckBoxesV2
                control={control}
                name='category'
                title='Spaces'
                labelField='category'
                valueField='category'
                options={spaceCategories}
                reset={() => {
                  resetField("category");
                  searchParams.set("category", "");
                  setSearchParams(searchParams);
                }}
              />
              <FilterCheckBoxesV2
                control={control}
                name='price'
                title='Prices'
                labelField='name'
                valueField='name'
                options={prices}
                reset={() => {
                  resetField("price");
                  searchParams.set("price", "");
                  setSearchParams(searchParams);
                }}
              />
              <FilterCheckBoxesV2
                control={control}
                name='capacity'
                title='Capacity'
                labelField='name'
                valueField='name'
                options={capacity}
                reset={() => {
                  resetField("capacity");
                  searchParams.set("capacity", "");
                  setSearchParams(searchParams);
                }}
              />
              <FilterCheckBoxesV2
                name='amenity'
                control={control}
                title='Amenities'
                options={amenityCategories}
                labelField='name'
                valueField='name'
                reset={() => {
                  resetField("amenity");
                  searchParams.set("amenity", "");
                  setSearchParams(searchParams);
                }}
              />
              <FilterCheckBoxesV2
                name='review'
                control={control}
                title='Reviews'
                options={reviews}
                labelField='name'
                valueField='name'
                reset={() => {
                  resetField("review");
                  searchParams.set("review", "");
                  setSearchParams(searchParams);
                }}
              />
            </div>
          </div>
        </aside>
        <div className='mb-16 max-w-full flex-grow xl:w-4/5'>
          <div className='mb-[15px] flex items-center justify-between'>
            <h5 className={propertySpaces.length == 0 ? "md:invisible" : ""}>
              {propertySpaces.length == 0 ? (
                "No results Found"
              ) : (
                <>
                  {" "}
                  Results Found{" "}
                  <strong className='font-semibold'>
                    ({propertySpaces.length})
                  </strong>
                </>
              )}
            </h5>
            <CustomSelect
              options={[
                { label: "Rating (High to Low)", value: 0 },
                { label: "Rating (Low to High)", value: 1 },
              ]}
              onChange={setSortAsc}
              accessor='label'
              valueAccessor='value'
              className='min-w-[200px]'
              listOptionClassName={"pl-4"}
            />
          </div>
          <div className='flex flex-wrap justify-center gap-6 lg:block'>
            {propertySpaces.length == 0 && (
              <div className='hidden min-h-[300px] items-center justify-center normal-case text-[#667085] md:flex'>
                <h2 className='flex gap-3'>
                  <NoteIcon /> No results found
                </h2>
              </div>
            )}
            {propertySpaces.sort(sortRating).map((sp) => (
              <PropertySpaceTile
                key={sp.id}
                data={sp}
                forceRender={forceRender}
              />
            ))}
          </div>
        </div>
      </section>
      <Tooltip
        anchorId='update-search'
        place='right'
        content={"Search"}
        noArrow
      />
    </div>
  );
};

export default SearchPage;