import { Serum3Market, PerpMarket } from '@blockworks-foundation/mango-v4'
import Change from '@components/shared/Change'
import { Popover } from '@headlessui/react'
import { ChevronDownIcon } from '@heroicons/react/20/solid'
import mangoStore from '@store/mangoStore'
import { useTranslation } from 'next-i18next'
import { useCallback, useMemo } from 'react'
import { DEFAULT_MARKET_NAME } from 'utils/constants'
import { formatFixedDecimals } from 'utils/numbers'
import MarketLogos from './MarketLogos'

const MarketSelectDropdown = () => {
  const selectedMarket = mangoStore((s) => s.selectedMarket.current)
  const serumMarkets = mangoStore((s) => s.serumMarkets)
  const perpMarkets = mangoStore((s) => s.perpMarkets)
  const set = mangoStore((s) => s.set)

  const handleSelectMarket = useCallback(
    (market: Serum3Market | PerpMarket, close: any) => {
      set((s) => {
        s.selectedMarket.current = market
      })
      close()
    },
    [set]
  )

  return (
    <Popover>
      {({ close, open }) => (
        <div
          className="relative flex flex-col overflow-visible"
          id="trade-step-one"
        >
          <Popover.Button className="default-transition flex w-full items-center justify-between hover:text-th-primary">
            <>
              {selectedMarket ? <MarketLogos market={selectedMarket} /> : null}
            </>
            <div className="text-xl font-bold text-th-fgd-1 md:text-base">
              {selectedMarket?.name || DEFAULT_MARKET_NAME}
            </div>
            <ChevronDownIcon
              className={`${
                open ? 'rotate-180' : 'rotate-360'
              } mt-0.5 ml-2 h-6 w-6 flex-shrink-0 text-th-fgd-3`}
            />
          </Popover.Button>

          <Popover.Panel className="absolute -left-5 top-[46px] z-50 mr-4 w-screen bg-th-bkg-2 py-2 sm:w-56 md:top-[37px]">
            <div className="grid grid-cols-2">
              <div>
                <div className="font-lg text-center text-th-fgd-4">Spot</div>
                {serumMarkets?.length
                  ? serumMarkets.map((m) => {
                      return (
                        <div
                          key={m.publicKey.toString()}
                          className="default-transition flex items-center py-2 px-4 hover:cursor-pointer hover:bg-th-bkg-2"
                          onClick={() => handleSelectMarket(m, close)}
                        >
                          <MarketLogos market={m} />
                          <span
                            className={
                              m.name === selectedMarket?.name
                                ? 'text-th-primary'
                                : ''
                            }
                          >
                            {m.name}
                          </span>
                        </div>
                      )
                    })
                  : null}
              </div>
              <div>
                <div className="font-lg text-center text-th-fgd-4">Perp</div>
                {perpMarkets?.length
                  ? perpMarkets.map((m) => {
                      return (
                        <div
                          key={m.publicKey.toString()}
                          className="flex items-center bg-th-bkg-1 py-2 px-4 hover:cursor-pointer hover:bg-th-bkg-2"
                          onClick={() => handleSelectMarket(m, close)}
                        >
                          <MarketLogos market={m} />
                          <span
                            className={
                              m.name === selectedMarket?.name
                                ? 'text-th-primary'
                                : ''
                            }
                          >
                            {m.name}
                          </span>
                        </div>
                      )
                    })
                  : null}
              </div>
            </div>
          </Popover.Panel>
        </div>
      )}
    </Popover>
  )
}

const OraclePrice = () => {
  const group = mangoStore((s) => s.group)
  const selectedMarket = mangoStore((s) => s.selectedMarket.current)

  if (!group || !selectedMarket) return null

  let price
  if (selectedMarket instanceof Serum3Market) {
    price = group.getFirstBankByTokenIndex(
      selectedMarket?.baseTokenIndex
    ).uiPrice
  } else {
    price = selectedMarket.uiPrice
  }

  return (
    <div className="font-mono text-xs text-th-fgd-2">
      ${price ? formatFixedDecimals(price) : null}
    </div>
  )
}

const AdvancedMarketHeader = () => {
  const { t } = useTranslation(['common', 'trade'])
  const selectedMarket = mangoStore((s) => s.selectedMarket.current)
  const coingeckoPrices = mangoStore((s) => s.coingeckoPrices.data)

  const baseSymbol = useMemo(() => {
    return selectedMarket?.name.split('/')[0]
  }, [selectedMarket])

  const coingeckoData = coingeckoPrices.find((asset) =>
    baseSymbol === 'soETH'
      ? asset.symbol === 'ETH'
      : asset.symbol === baseSymbol
  )

  const change = coingeckoData
    ? ((coingeckoData.prices[coingeckoData.prices.length - 1][1] -
        coingeckoData.prices[0][1]) /
        coingeckoData.prices[0][1]) *
      100
    : 0

  return (
    <div className="flex h-16 items-center bg-th-bkg-1 px-5 md:h-12">
      <div className="md:pr-6 lg:pb-0">
        <div className="flex items-center">
          <MarketSelectDropdown />
        </div>
      </div>
      <div id="trade-step-two" className="ml-6 flex-col">
        <div className="text-xs text-th-fgd-4">{t('trade:oracle-price')}</div>
        <OraclePrice />
      </div>
      <div className="ml-6 flex-col">
        <div className="text-xs text-th-fgd-4">{t('rolling-change')}</div>
        <Change change={change} size="small" />
        {/* <div
          className={`font-mono text-xs ${
            change < 0 ? 'text-th-red' : 'text-th-gree'
          }`}
        >
          {isNaN(change) ? '0.00' : change.toFixed(2)}%
        </div> */}
      </div>
    </div>
  )
}

export default AdvancedMarketHeader