"use client"

import { cx } from "class-variance-authority"
import { useIntl } from "react-intl"

import { formatPrice } from "@scandic-hotels/common/utils/numberFormatting"
import { Button } from "@scandic-hotels/design-system/Button"
import { Divider } from "@scandic-hotels/design-system/Divider"
import { MaterialIcon } from "@scandic-hotels/design-system/Icons/MaterialIcon"
import { Typography } from "@scandic-hotels/design-system/Typography"
import { ChildBedTypeEnum } from "@scandic-hotels/trpc/enums/childBedTypeEnum"

import { CancellationRuleEnum } from "@/constants/booking"
import { useBookingConfirmationStore } from "@/stores/booking-confirmation"

import { getFeatureDescription } from "@/components/HotelReservation/utils/getRoomFeatureDescription"
import Modal from "@/components/Modal"

import Breakfast from "./Breakfast"
import RoomSkeletonLoader from "./RoomSkeletonLoader"

import styles from "./room.module.css"

import type { BookingConfirmationReceiptRoomProps } from "@/types/components/hotelReservation/bookingConfirmation/receipt"

export default function ReceiptRoom({
  room,
  roomNumber,
  roomCount,
}: BookingConfirmationReceiptRoomProps) {
  const intl = useIntl()
  const { currencyCode, isVatCurrency } = useBookingConfirmationStore(
    (state) => ({
      currencyCode: state.currencyCode,
      isVatCurrency: state.isVatCurrency,
    })
  )

  if (!room) {
    return <RoomSkeletonLoader />
  }

  const childBedCrib = room.childBedPreferences.find(
    (c) => c.bedType === ChildBedTypeEnum.Crib
  )

  const childBedExtraBed = room.childBedPreferences.find(
    (c) => c.bedType === ChildBedTypeEnum.ExtraBed
  )

  const adultsMsg = intl.formatMessage(
    {
      defaultMessage: "{totalAdults, plural, one {# adult} other {# adults}}",
    },
    { totalAdults: room.adults }
  )

  const guestsParts = [adultsMsg]
  if (room.childrenAges?.length) {
    const childrenMsg = intl.formatMessage(
      {
        defaultMessage:
          "{totalChildren, plural, one {# child} other {# children}}",
      },
      { totalChildren: room.childrenAges.length }
    )
    guestsParts.push(childrenMsg)
  }

  const guests = guestsParts.join(", ")
  const showDiscounted = room.rateDefinition.isMemberRate

  return (
    <>
      <div className={styles.room}>
        <div>
          {roomCount > 1 ? (
            <Typography variant="Body/Supporting text (caption)/smBold">
              <p className={styles.roomTitle}>
                {intl.formatMessage(
                  {
                    defaultMessage: "Room {roomIndex}",
                  },
                  {
                    roomIndex: roomNumber,
                  }
                )}
              </p>
            </Typography>
          ) : null}
          <div className={styles.entry}>
            <div>
              <Typography variant="Body/Paragraph/mdBold">
                <p>{room.name}</p>
              </Typography>
              <Typography variant="Body/Supporting text (caption)/smRegular">
                <div className={styles.additionalInformation}>
                  <p>{guestsParts.join(", ")}</p>
                  <p>{room.rateDefinition.cancellationText}</p>
                </div>
              </Typography>
            </div>
            <Typography variant="Body/Paragraph/mdRegular">
              <div className={styles.prices}>
                <p
                  className={cx(styles.price, {
                    [styles.discounted]: showDiscounted,
                  })}
                >
                  {room.formattedRoomCost}
                </p>
                {/* TODO: add original price, we're currently not receiving this value from API */}
              </div>
            </Typography>
          </div>
          {room.rateDefinition.generalTerms ? (
            <div className={styles.ctaWrapper}>
              <Modal
                trigger={
                  <Button
                    className={styles.termsButton}
                    variant="Text"
                    typography="Body/Supporting text (caption)/smBold"
                    wrapping={false}
                  >
                    {intl.formatMessage({
                      defaultMessage: "Reservation policy",
                    })}
                    <MaterialIcon
                      icon="chevron_right"
                      size={20}
                      color="CurrentColor"
                    />
                  </Button>
                }
                title={
                  (isVatCurrency
                    ? room.rateDefinition.cancellationText
                    : room.rateDefinition.title) || ""
                }
                subtitle={
                  room.rateDefinition.cancellationRule ===
                  CancellationRuleEnum.CancellableBefore6PM
                    ? intl.formatMessage({
                        defaultMessage: "Pay later",
                      })
                    : intl.formatMessage({
                        defaultMessage: "Pay now",
                      })
                }
              >
                <div className={styles.terms}>
                  {room.rateDefinition.generalTerms?.map((info) => (
                    <Typography
                      key={info}
                      className={styles.termsText}
                      variant="Body/Paragraph/mdRegular"
                    >
                      <span>
                        <MaterialIcon
                          icon="check"
                          color="Icon/Feedback/Success"
                          size={20}
                          className={styles.termsIcon}
                        />
                        {info}
                      </span>
                    </Typography>
                  ))}
                </div>
              </Modal>
            </div>
          ) : null}
        </div>

        {room.roomFeatures
          ? room.roomFeatures.map((feature) => (
              <div className={styles.entry} key={feature.code}>
                <div>
                  <Typography variant="Body/Paragraph/mdRegular">
                    <p className={styles.uiTextHighContrast}>
                      {getFeatureDescription(
                        feature.code,
                        feature.description,
                        intl
                      )}
                    </p>
                  </Typography>
                </div>

                <Typography variant="Body/Paragraph/mdRegular">
                  <p className={styles.uiTextHighContrast}>
                    {formatPrice(intl, feature.totalPrice, feature.currency)}
                  </p>
                </Typography>
              </div>
            ))
          : null}
        <div className={styles.entry}>
          <Typography variant="Body/Paragraph/mdRegular">
            <p className={styles.uiTextHighContrast}>{room.bedDescription}</p>
          </Typography>
          <Typography variant="Body/Paragraph/mdRegular">
            <p className={styles.uiTextHighContrast}>
              {formatPrice(intl, 0, currencyCode)}
            </p>
          </Typography>
        </div>

        {childBedCrib ? (
          <Typography variant="Body/Paragraph/mdRegular">
            <div className={styles.entry}>
              <div>
                <p>
                  {intl.formatMessage(
                    {
                      defaultMessage: "Crib (child) × {count}",
                    },
                    { count: childBedCrib.quantity }
                  )}
                </p>
                <Typography variant="Body/Supporting text (caption)/smRegular">
                  <p className={styles.uiTextHighContrast}>
                    {intl.formatMessage({
                      defaultMessage: "Subject to availability",
                    })}
                  </p>
                </Typography>
              </div>
              <div className={styles.prices}>
                <span className={styles.price}>
                  {formatPrice(intl, 0, currencyCode)}
                </span>
              </div>
            </div>
          </Typography>
        ) : null}
        {childBedExtraBed ? (
          <Typography variant="Body/Paragraph/mdRegular">
            <div className={styles.entry}>
              <div>
                <p>
                  {intl.formatMessage(
                    {
                      defaultMessage: "Extra bed (child) × {count}",
                    },
                    {
                      count: childBedExtraBed.quantity,
                    }
                  )}
                </p>
              </div>
              <div className={styles.prices}>
                <span className={styles.price}>
                  {formatPrice(intl, 0, currencyCode)}
                </span>
              </div>
            </div>
          </Typography>
        ) : null}
        <Breakfast
          breakfast={room.breakfast}
          breakfastIncluded={room.breakfastIncluded}
          guests={guests}
        />
      </div>
      <Divider color="Border/Divider/Subtle" />
    </>
  )
}