import { activatePromocode } from "@api/promocode";
import { useToken } from "@frontend/kitui";
import {
  Box,
  Typography,
  useMediaQuery,
  useTheme,
} from "@mui/material";
import { useUserStore } from "@root/user";
import { useDomainDefine } from "@utils/hooks/useDomainDefine";
import { enqueueSnackbar } from "notistack";
import { useEffect, useState } from "react";
import { withErrorBoundary } from "react-error-boundary";
import { useNavigate } from "react-router-dom";
import CollapsiblePromocodeField from "./CollapsiblePromocodeField";
import { Tabs } from "./Tabs";
import { createTariffElements } from "./tariffsUtils/createTariffElements";
import { currencyFormatter } from "./tariffsUtils/currencyFormatter";
import { useWallet, setCash } from "@root/cash";
import { cartApi } from "@api/cart";

import { TariffCardDisplaySelector } from "./TariffCardDisplaySelector";
import { ModalRequestCreate } from "./ModalRequestCreate";
import { cancelCC, useCC } from "@/stores/cc";
import { NavSelect } from "./NavSelect";
import { useTariffs } from '@utils/hooks/useTariffs';
import { useDiscounts } from '@utils/hooks/useDiscounts';
import { PaymentConfirmationModal } from "./components/PaymentConfirmationModal";
import { TariffsHeader } from "./components/TariffsHeader";
import { inCart, outCart } from "./utils";
import { generateHubWalletRequestURL } from "@/utils/generateHubWalletRequest";

const StepperText: Record<string, string> = {
  day: "Тарифы на время",
  count: "Тарифы на объём",
  dop: "Доп. услуги",
};

function TariffPage() {
  const userPrivilegies = useUserStore(store => store.userAccount?.privileges);
  const theme = useTheme();
  const token = useToken();
  const isTablet = useMediaQuery(theme.breakpoints.down(1000));
  const isMobile = useMediaQuery(theme.breakpoints.down(600));
  const userId = useUserStore((state) => state.userId);
  const navigate = useNavigate();
  const user = useUserStore((state) => state.customerAccount);
  const userWithWallet = useUserStore((state) => state.customerAccount); //c wallet
  const userAccount = useUserStore((state) => state.userAccount);
  // console.info("________________userWithWallet_____________USERRRRRRR")
  // console.info(userWithWallet)
  // console.info("________________userAccount_____________")
  // console.info(userAccount)
  // console.info("________________customerAccount_____________")
  // console.info(user)
  const { data: discounts, error: discountsError, isLoading: discountsLoading } = useDiscounts(userId);
  const [isRequestCreate, setIsRequestCreate] = useState(false);
  const [openModal, setOpenModal] = useState<{ id?: string; price?: number }>({});
  const { cashString, cashCop, cashRub } = useWallet();
  const [selectedItem, setSelectedItem] = useState<TypePages>("day");
  const { isTestServer } = useDomainDefine();
  const [promocodeField, setPromocodeField] = useState<string>("");
  const cc = useCC(store => store.cc)


  const { data: tariffs, error: tariffsError, isLoading: tariffsLoading } = useTariffs();

  useEffect(() => {
    if (userWithWallet && user) {
      let cs = currencyFormatter.format(Number(user.wallet.cash) / 100);
      let cc = Number(user.wallet.cash);
      let cr = Number(user.wallet.cash) / 100;
      setCash(cs, cc, cr);
    }
  }, [userWithWallet, user]);

  useEffect(() => {
    if (cc) {
      setIsRequestCreate(true)
      cancelCC()
    }
  }, [])

  // Проверяем, что все данные загружены и нет ошибок
  const isDataLoading = tariffsLoading || (userId && discountsLoading);
  const hasErrors = tariffsError || discountsError;
  
  // Если userId есть, но customerAccount еще не загружен, показываем загрузку
  const isCustomerAccountLoading = userId && !user;
  const hasAllData = user && tariffs && (userId ? discounts : true);

  if (isDataLoading || isCustomerAccountLoading) {
    return <LoadingPage />;
  }

  if (hasErrors) {
    return <LoadingPage />;
  }

  if (!hasAllData) {
    return <LoadingPage />;
  }

  const openModalHC = (tariffInfo: any) => setOpenModal(tariffInfo);
  const tryBuy = async ({ id, price }: { id: string; price: number }) => {
    openModalHC({});
    //Если в корзине что-то было - выкладываем содержимое и запоминаем чо там лежало
    if (user.cart.length > 0) {
      outCart(user.cart);
    }
    //Добавляем желаемый тариф в корзину
    const [_, addError] = await cartApi.add(id);

    if (addError) {
      //Развращаем товары в корзину
      inCart();

      return;
    }

    //Если нам хватает денежек - покупаем тариф
    const [data, payError] = await cartApi.pay();

    if (payError || !data) {
      //если денег не хватило
      if (payError?.includes("insufficient funds") || payError?.includes("Payment Required")) {
        let cashDif = Number(payError.split(":")[1]);
        
        if (!userId) {
          enqueueSnackbar("Ошибка: ID пользователя не найден");
          return;
        }
        
        const l = generateHubWalletRequestURL({
          action: cc ? "createquizcc" : "buy",
          dif: cashDif.toString(),
          userid: userId,
          wayback: "list",
          token
        });
        window.location.href = l;
        return;
      }

      //другая ошибка
      enqueueSnackbar("Произошла ошибка. Попробуйте позже");

      return;
    }

    setCash(
      currencyFormatter.format(Number(data.wallet.cash) / 100),
      Number(data.wallet.cash),
      Number(data.wallet.cash) / 100,
    );

    //cc - пометка что мы хотим заказать квиз. Если хотели, то открываем модалку
    if (cc) setIsRequestCreate(true)
    cancelCC()//но в любом случае в конце перехотим
    enqueueSnackbar("Тариф успешно приобретён");

    //Развращаем товары в корзину
    inCart();
  };

  const filteredTariffs = tariffs.filter((tariff, i) => {
    return (
      tariff.privileges[0].serviceKey === "squiz" &&
      !tariff.isDeleted &&
      !tariff.isCustom &&
      tariff.privileges[0]?.type === selectedItem
    );
  });


  const filteredBaseTariffs = filteredTariffs.filter((tariff) => {
    return tariff.privileges[0].privilegeId !== "squizHideBadge";
  });

  async function handleApplyPromocode() {
    if (!promocodeField) return;

    const [greetings, error] = await activatePromocode(promocodeField);

    if (error) {
      enqueueSnackbar(error);
      return;
    }

    enqueueSnackbar(greetings);
  }

  const startRequestCreate = () => {
    setIsRequestCreate(true)
  }

  if (!userWithWallet) return null;
  return (
    <>
      <TariffsHeader cashString={cashString} />
      <Box
        sx={{
          p: "25px",
          pb: 0,
        }}
      >
        <CollapsiblePromocodeField
          fieldValue={promocodeField}
          onFieldChange={setPromocodeField}
          onPromocodeApply={handleApplyPromocode}
        />
      </Box>
      {isMobile ?
        <NavSelect
          selectedItem={selectedItem}
          setSelectedItem={setSelectedItem}
        />
        :
        <Tabs
          names={Object.values(StepperText)}
          items={Object.keys(StepperText)}
          selectedItem={selectedItem}
          setSelectedItem={setSelectedItem}
          toDop={() => setSelectedItem("dop")}
        />
      }


      <Box
        sx={{
          justifyContent: "left",
          display: selectedItem === "dop" ? "flex" : "grid",
          gap: "40px",
          p: "20px",
          gridTemplateColumns: `repeat(auto-fit, minmax(300px, ${isTablet ? "436px" : "360px"
            }))`,
          flexDirection: selectedItem === "dop" ? "column" : undefined,
        }}
      >
        {selectedItem === "day" &&
          createTariffElements(
            filteredBaseTariffs,
            true,
            user,
            discounts,
            openModalHC,
          )}
        {selectedItem === "count" &&
          createTariffElements(
            filteredTariffs,
            true,
            user,
            discounts,
            openModalHC,
          )}
        {(selectedItem === "hide" || selectedItem === "create" || selectedItem === "premium" || selectedItem === "analytics" || selectedItem === "custom")
          && (
            <TariffCardDisplaySelector
              selectedItem={selectedItem}
              content={[
                {
                  title: `Убрать логотип "PenaQuiz"`,
                  onClick: () => setSelectedItem("hide")
                },
                {
                  title: "Создать квиз на заказ",
                  onClick: () => setSelectedItem("create")
                },
                {
                  title: "Премиум функции",
                  onClick: () => setSelectedItem("premium")
                },
                {
                  title: "Расширенная аналитика",
                  onClick: () => setSelectedItem("analytics")
                },
                {
                  title: "Кастомные тарифы",
                  onClick: () => setSelectedItem("custom")
                },
              ]}

              tariffs={tariffs}
              user={user}
              discounts={discounts || []}
              openModalHC={openModalHC}
              userPrivilegies={userPrivilegies}
              startRequestCreate={startRequestCreate}
            />
          )}
        {selectedItem === "dop" && (
          <TariffCardDisplaySelector
            selectedItem={selectedItem}
            content={
              selectedItem === "dop" 
                ? [
                    {
                      title: `Убрать логотип "PenaQuiz"`,
                      onClick: () => setSelectedItem("hide")
                    },
                    {
                      title: "Создать квиз на заказ",
                      onClick: () => setSelectedItem("create")
                    },
                  ]
                : [
                    {
                      title: `Убрать логотип "PenaQuiz"`,
                      onClick: () => setSelectedItem("hide")
                    },
                    {
                      title: "Создать квиз на заказ",
                      onClick: () => setSelectedItem("create")
                    },
                    {
                      title: "Премиум функции",
                      onClick: () => setSelectedItem("premium")
                    },
                    {
                      title: "Расширенная аналитика",
                      onClick: () => setSelectedItem("analytics")
                    },
                    {
                      title: "Кастомные тарифы",
                      onClick: () => setSelectedItem("custom")
                    },
                  ]
            }

            tariffs={tariffs}
            user={user}
            discounts={discounts || []}
            openModalHC={openModalHC}
            userPrivilegies={userPrivilegies}
            startRequestCreate={startRequestCreate}
          />
        )}
      </Box>
      <PaymentConfirmationModal
        open={Object.values(openModal).length > 0}
        onClose={() => setOpenModal({})}
        onConfirm={() => {
          if (openModal.id && openModal.price !== undefined) {
            tryBuy({ id: openModal.id, price: openModal.price });
          }
        }}
        price={openModal.price || 0}
      />
      <ModalRequestCreate open={isRequestCreate} onClose={() => setIsRequestCreate(false)} />
    </>
  );
}

export const Tariffs = withErrorBoundary(TariffPage, {
  fallback: (
    <Typography mt="8px" textAlign="center">
      Ошибка загрузки тарифов
    </Typography>
  ),
  onError: () => { },
});

const LoadingPage = () => (
  <Box
    sx={{
      height: "100vh",
      display: "flex",
      alignItems: "center",
      justifyContent: "center",
    }}
  >
    <Typography sx={{ textAlign: "center" }}>
      {"Подождите, пожалуйста, идёт загрузка"}
    </Typography>
  </Box>
);