import { Grid, GridItem, Text, Box, Icon, Link, Spinner, Tag, Flex, Tooltip, chakra } from '@chakra-ui/react';
import BigNumber from 'bignumber.js';
import React from 'react';
import { scroller, Element } from 'react-scroll';

import appConfig from 'configs/app/config';
import clockIcon from 'icons/clock.svg';
import flameIcon from 'icons/flame.svg';
import errorIcon from 'icons/status/error.svg';
import successIcon from 'icons/status/success.svg';
import { WEI, WEI_IN_GWEI } from 'lib/consts';
import dayjs from 'lib/date/dayjs';
import getConfirmationDuration from 'lib/tx/getConfirmationDuration';
import Address from 'ui/shared/address/Address';
import AddressIcon from 'ui/shared/address/AddressIcon';
import AddressLink from 'ui/shared/address/AddressLink';
import CopyToClipboard from 'ui/shared/CopyToClipboard';
import CurrencyValue from 'ui/shared/CurrencyValue';
import DataFetchAlert from 'ui/shared/DataFetchAlert';
import DetailsInfoItem from 'ui/shared/DetailsInfoItem';
import HashStringShortenDynamic from 'ui/shared/HashStringShortenDynamic';
// import PrevNext from 'ui/shared/PrevNext';
import RawInputData from 'ui/shared/RawInputData';
import TextSeparator from 'ui/shared/TextSeparator';
import TxStatus from 'ui/shared/TxStatus';
import Utilization from 'ui/shared/Utilization/Utilization';
import TxDetailsSkeleton from 'ui/tx/details/TxDetailsSkeleton';
import TxDetailsTokenTransfers from 'ui/tx/details/TxDetailsTokenTransfers';
import TxRevertReason from 'ui/tx/details/TxRevertReason';
import TxDecodedInputData from 'ui/tx/TxDecodedInputData/TxDecodedInputData';
import TxSocketAlert from 'ui/tx/TxSocketAlert';
import useFetchTxInfo from 'ui/tx/useFetchTxInfo';

const TxDetails = () => {
  const { data, isLoading, isError, socketStatus } = useFetchTxInfo();

  const [ isExpanded, setIsExpanded ] = React.useState(false);

  const handleCutClick = React.useCallback(() => {
    setIsExpanded((flag) => !flag);
    scroller.scrollTo('TxDetails__cutLink', {
      duration: 500,
      smooth: true,
    });
  }, []);

  if (isLoading) {
    return <TxDetailsSkeleton/>;
  }

  if (isError) {
    return <DataFetchAlert/>;
  }

  const addressFromTags = [
    ...data.from.private_tags || [],
    ...data.from.public_tags || [],
    ...data.from.watchlist_names || [],
  ].map((tag) => <Tag key={ tag.label }>{ tag.display_name }</Tag>);

  const toAddress = data.to ? data.to : data.created_contract;
  const addressToTags = [
    ...toAddress.private_tags || [],
    ...toAddress.public_tags || [],
    ...toAddress.watchlist_names || [],
  ].map((tag) => <Tag key={ tag.label }>{ tag.display_name }</Tag>);

  const executionSuccessBadge = toAddress.is_contract && data.result === 'success' ? (
    <Tooltip label="Contract execution completed">
      <chakra.span display="inline-flex" ml={ 2 } mr={ 1 }>
        <Icon as={ successIcon } boxSize={ 4 } color="green.500" cursor="pointer"/>
      </chakra.span>
    </Tooltip>
  ) : null;
  const executionFailedBadge = toAddress.is_contract && Boolean(data.status) && data.result !== 'success' ? (
    <Tooltip label="Error occurred during contract execution">
      <chakra.span display="inline-flex" ml={ 2 } mr={ 1 }>
        <Icon as={ errorIcon } boxSize={ 4 } color="red.500" cursor="pointer"/>
      </chakra.span>
    </Tooltip>
  ) : null;

  return (
    <Grid columnGap={ 8 } rowGap={{ base: 3, lg: 3 }} templateColumns={{ base: 'minmax(0, 1fr)', lg: 'auto minmax(0, 1fr)' }}>
      { socketStatus && (
        <GridItem colSpan={{ base: undefined, lg: 2 }} mb={ 2 }>
          <TxSocketAlert status={ socketStatus }/>
        </GridItem>
      ) }
      <DetailsInfoItem
        title="Transaction hash"
        hint="Unique character string (TxID) assigned to every verified transaction."
        flexWrap="nowrap"
      >
        { data.status === null && <Spinner mr={ 2 } size="sm" flexShrink={ 0 }/> }
        <Box overflow="hidden">
          <HashStringShortenDynamic hash={ data.hash }/>
        </Box>
        <CopyToClipboard text={ data.hash }/>
        { /* api doesn't support navigation between certain address account tx */ }
        { /* <PrevNext ml={ 7 }/> */ }
      </DetailsInfoItem>
      <DetailsInfoItem
        title="Status"
        hint="Current transaction state: Success, Failed (Error), or Pending (In Process)"
      >
        <TxStatus status={ data.status } errorText={ data.status === 'error' ? data.result : undefined }/>
      </DetailsInfoItem>
      { data.revert_reason && (
        <DetailsInfoItem
          title="Revert reason"
          hint="The revert reason of the transaction."
        >
          <TxRevertReason { ...data.revert_reason }/>
        </DetailsInfoItem>
      ) }
      <DetailsInfoItem
        title="Block"
        hint="Block number containing the transaction."
      >
        <Text>{ data.block === null ? 'Pending' : data.block }</Text>
        { Boolean(data.confirmations) && (
          <>
            <TextSeparator color="gray.500"/>
            <Text variant="secondary">
              { data.confirmations } Block confirmations
            </Text>
          </>
        ) }
      </DetailsInfoItem>
      { data.timestamp && (
        <DetailsInfoItem
          title="Timestamp"
          hint="Date & time of transaction inclusion, including length of time for confirmation."
        >
          <Icon as={ clockIcon } boxSize={ 5 } color="gray.500"/>
          <Text ml={ 1 }>{ dayjs(data.timestamp).fromNow() }</Text>
          <TextSeparator/>
          <Text whiteSpace="normal">{ dayjs(data.timestamp).format('LLLL') }<TextSeparator color="gray.500"/></Text>
          <Text variant="secondary">{ getConfirmationDuration(data.confirmation_duration) }</Text>
        </DetailsInfoItem>
      ) }
      <GridItem colSpan={{ base: undefined, lg: 2 }} mt={{ base: 3, lg: 8 }}/>
      <DetailsInfoItem
        title="From"
        hint="Address (external or contract) sending the transaction."
        columnGap={ 3 }
      >
        <Address>
          <AddressIcon hash={ data.from.hash }/>
          <AddressLink ml={ 2 } hash={ data.from.hash }/>
          <CopyToClipboard text={ data.from.hash }/>
        </Address>
        { data.from.name && <Text>{ data.from.name }</Text> }
        { addressFromTags.length > 0 && (
          <Flex columnGap={ 3 }>
            { addressFromTags }
          </Flex>
        ) }
      </DetailsInfoItem>
      <DetailsInfoItem
        title={ data.to?.is_contract ? 'Interacted with contract' : 'To' }
        hint="Address (external or contract) receiving the transaction."
        flexWrap={{ base: 'wrap', lg: 'nowrap' }}
        columnGap={ 3 }
      >
        { data.to && data.to.hash ? (
          <Address alignItems="center">
            <AddressIcon hash={ toAddress.hash }/>
            <AddressLink ml={ 2 } hash={ toAddress.hash }/>
            { executionSuccessBadge }
            { executionFailedBadge }
            <CopyToClipboard text={ toAddress.hash }/>
          </Address>
        ) : (
          <Flex width={{ base: '100%', lg: 'auto' }} whiteSpace="pre" alignItems="center">
            <span>[Contract </span>
            <AddressLink hash={ toAddress.hash }/>
            <span> created]</span>
            { executionSuccessBadge }
            { executionFailedBadge }
            <CopyToClipboard text={ toAddress.hash }/>
          </Flex>
        ) }
        { toAddress.name && <Text>{ toAddress.name }</Text> }
        { addressToTags.length > 0 && (
          <Flex columnGap={ 3 }>
            { addressToTags }
          </Flex>
        ) }
      </DetailsInfoItem>
      { data.token_transfers && <TxDetailsTokenTransfers data={ data.token_transfers } txHash={ data.hash }/> }

      <GridItem colSpan={{ base: undefined, lg: 2 }} mt={{ base: 3, lg: 8 }}/>
      <DetailsInfoItem
        title="Value"
        hint="Value sent in the native token (and USD) if applicable."
      >
        <CurrencyValue value={ data.value } currency={ appConfig.network.currency.symbol } exchangeRate={ data.exchange_rate }/>
      </DetailsInfoItem>
      <DetailsInfoItem
        title="Transaction fee"
        hint="Total transaction fee."
      >
        <CurrencyValue
          value={ data.fee.value }
          currency={ appConfig.network.currency.symbol }
          exchangeRate={ data.exchange_rate }
          flexWrap="wrap"
        />
      </DetailsInfoItem>
      <DetailsInfoItem
        title="Gas price"
        hint="Price per unit of gas specified by the sender. Higher gas prices can prioritize transaction inclusion during times of high usage."
      >
        <Text mr={ 1 }>{ BigNumber(data.gas_price).dividedBy(WEI).toFixed() } { appConfig.network.currency.symbol }</Text>
        <Text variant="secondary">({ BigNumber(data.gas_price).dividedBy(WEI_IN_GWEI).toFixed() } Gwei)</Text>
      </DetailsInfoItem>
      <DetailsInfoItem
        title="Gas limit & usage by txn"
        hint="Actual gas amount used by the transaction."
      >
        <Text>{ BigNumber(data.gas_used || 0).toFormat() }</Text>
        <TextSeparator/>
        <Text >{ BigNumber(data.gas_limit).toFormat() }</Text>
        <Utilization ml={ 4 } value={ BigNumber(data.gas_used || 0).dividedBy(BigNumber(data.gas_limit)).toNumber() }/>
      </DetailsInfoItem>
      { (data.base_fee_per_gas || data.max_fee_per_gas || data.max_priority_fee_per_gas) && (
        <DetailsInfoItem
          title="Gas fees (Gwei)"
          // eslint-disable-next-line max-len
          hint="Base Fee refers to the network Base Fee at the time of the block, while Max Fee & Max Priority Fee refer to the max amount a user is willing to pay for their tx & to give to the miner respectively."
        >
          { data.base_fee_per_gas && (
            <Box>
              <Text as="span" fontWeight="500">Base: </Text>
              <Text fontWeight="600" as="span">{ BigNumber(data.base_fee_per_gas).dividedBy(WEI_IN_GWEI).toFixed() }</Text>
              { (data.max_fee_per_gas || data.max_priority_fee_per_gas) && <TextSeparator/> }
            </Box>
          ) }
          { data.max_fee_per_gas && (
            <Box>
              <Text as="span" fontWeight="500">Max: </Text>
              <Text fontWeight="600" as="span">{ BigNumber(data.max_fee_per_gas).dividedBy(WEI_IN_GWEI).toFixed() }</Text>
              { data.max_priority_fee_per_gas && <TextSeparator/> }
            </Box>
          ) }
          { data.max_priority_fee_per_gas && (
            <Box>
              <Text as="span" fontWeight="500">Max priority: </Text>
              <Text fontWeight="600" as="span">{ BigNumber(data.max_priority_fee_per_gas).dividedBy(WEI_IN_GWEI).toFixed() }</Text>
            </Box>
          ) }
        </DetailsInfoItem>
      ) }
      { data.tx_burnt_fee && (
        <DetailsInfoItem
          title="Burnt fees"
          hint={ `Amount of ${ appConfig.network.currency.symbol } burned for this transaction. Equals Block Base Fee per Gas * Gas Used.` }
        >
          <Icon as={ flameIcon } mr={ 1 } boxSize={ 5 } color="gray.500"/>
          <CurrencyValue
            value={ String(data.tx_burnt_fee) }
            currency={ appConfig.network.currency.symbol }
            exchangeRate={ data.exchange_rate }
            flexWrap="wrap"
          />
        </DetailsInfoItem>
      ) }
      <GridItem colSpan={{ base: undefined, lg: 2 }}>
        <Element name="TxDetails__cutLink">
          <Link
            mt={ 6 }
            display="inline-block"
            fontSize="sm"
            textDecorationLine="underline"
            textDecorationStyle="dashed"
            onClick={ handleCutClick }
          >
            { isExpanded ? 'Hide details' : 'View details' }
          </Link>
        </Element>
      </GridItem>
      { isExpanded && (
        <>
          <GridItem colSpan={{ base: undefined, lg: 2 }} mt={{ base: 1, lg: 4 }}/>
          <DetailsInfoItem
            title="Other"
            hint="Other data related to this transaction."
          >
            {
              [
                typeof data.type === 'number' && (
                  <Box key="type">
                    <Text as="span" fontWeight="500">Txn type: </Text>
                    <Text fontWeight="600" as="span">{ data.type }</Text>
                    { data.type === 2 && <Text fontWeight="400" as="span" ml={ 1 } variant="secondary">(EIP-1559)</Text> }
                  </Box>
                ),
                <Box key="nonce">
                  <Text as="span" fontWeight="500">Nonce: </Text>
                  <Text fontWeight="600" as="span">{ data.nonce }</Text>
                </Box>,
                data.position !== null && (
                  <Box key="position">
                    <Text as="span" fontWeight="500">Position: </Text>
                    <Text fontWeight="600" as="span">{ data.position }</Text>
                  </Box>
                ),
              ]
                .filter(Boolean)
                .map((item, index) => (
                  <>
                    { index !== 0 && <TextSeparator/> }
                    { item }
                  </>
                ))
            }
          </DetailsInfoItem>
          <DetailsInfoItem
            title="Raw input"
            hint="Binary data included with the transaction. See logs tab for additional info."
          >
            <RawInputData hex={ data.raw_input }/>
          </DetailsInfoItem>
          { data.decoded_input && (
            <DetailsInfoItem
              title="Decoded input data"
              hint="Decoded input data"
            >
              <TxDecodedInputData data={ data.decoded_input }/>
            </DetailsInfoItem>
          ) }
        </>
      ) }
    </Grid>
  );
};

export default TxDetails;
