import { Button, Card, message } from "antd";
import { GoogleMap } from "components/CustomBottomSheet/GoogleMap";
import { MapBottomSheet } from "components/CustomBottomSheet/MapBottomSheet";
import ProText from "components/ProText";
import { selectCart, updateLocation } from "features/order/orderSlice";
import { useCallback, useEffect, useMemo, useState } from "react";
import { useTranslation } from "react-i18next";
import { useAppDispatch, useAppSelector } from "redux/hooks";
import styles from "../../address/address.module.css";
import { OrderType } from "pages/checkout/hooks/types.ts";

interface LocationData {
  lat: number;
  lng: number;
  address: string;
}

export const AddressSummary = () => {
  const { t } = useTranslation();
  const dispatch = useAppDispatch();
  const { location } = useAppSelector(selectCart);
  const [isMapBottomSheetOpen, setIsMapBottomSheetOpen] = useState(false);
  const { orderType } = useAppSelector(selectCart);
  const [userLocation, setUserLocation] = useState<LocationData | null>(null);

  const handleLocationSave = useCallback(
    (locationString: string) => {
      try {
        const locationData = JSON.parse(locationString) as LocationData;
        dispatch(updateLocation(locationData));
      } catch (error) {
        console.error("Failed to parse location data:", error);
      }
    },
    [dispatch],
  );

  const handleMapBottomSheetOpen = useCallback(() => {
    setIsMapBottomSheetOpen(true);
  }, []);

  const handleMapBottomSheetClose = useCallback(() => {
    setIsMapBottomSheetOpen(false);
  }, []);

  // Request user location when delivery order type is selected and no location exists
  useEffect(() => {
    if (orderType === OrderType.Delivery && !location && !userLocation) {
      if ("geolocation" in navigator) {
        navigator.geolocation.getCurrentPosition(
          (position) => {
            const lat = position.coords.latitude;
            const lng = position.coords.longitude;
            
            // Set location with coordinates first, address will be geocoded by the map
            const locationData: LocationData = {
              lat,
              lng,
              address: "", // Will be filled by GoogleMap when it geocodes
            };
            setUserLocation(locationData);
            // Automatically set as default location
            dispatch(updateLocation(locationData));
          },
          (error) => {
            console.error("Error getting user location:", error);
            message.warning(
              t("address.locationPermissionDenied") ||
                "Location access denied. Please select location manually.",
            );
          },
          {
            enableHighAccuracy: true,
            timeout: 10000,
            maximumAge: 0,
          },
        );
      } else {
        message.warning(
          t("address.geolocationNotSupported") ||
            "Geolocation is not supported by your browser",
        );
      }
    }
  }, [orderType, location, userLocation, dispatch, t]);

  const initialValue = useMemo(
    () => {
      if (location) {
        return JSON.stringify(location);
      }
      if (userLocation) {
        return JSON.stringify(userLocation);
      }
      return "";
    },
    [location, userLocation],
  );

  const shouldRender = useMemo(
    () => orderType === OrderType.Delivery,
    [orderType],
  );

  if (!shouldRender) {
    return null;
  }

  return (
    <>
      <Card
        title={t("address.locationDetails")}
        extra={
          <Button
            type="primary"
            size="small"
            onClick={handleMapBottomSheetOpen}
            style={{
              boxShadow: "none",
            }}
          >
            {location
              ? t("address.changeLocation")
              : t("address.selectLocation")}
          </Button>
        }
        className={styles.addressCard}
      >
        {!location ? (
          <div className={styles.noLocationContainer}>
            <ProText type="secondary">
              {t("address.noLocationSelected")}
            </ProText>
            <br />
            <ProText type="secondary" className={styles.smallTextStyle}>
              {t("address.clickEditToSelect")}
            </ProText>
          </div>
        ) : (
          <div className={styles.mapContainer}>
            <GoogleMap
              readOnly={true}
              initialLocation={location}
              height="160px"
            />
          </div>
        )}
      </Card>

      <MapBottomSheet
        isOpen={isMapBottomSheetOpen}
        onClose={handleMapBottomSheetClose}
        initialValue={initialValue}
        onSave={handleLocationSave}
        initialLocation={location || userLocation || undefined}
      />
    </>
  );
};