import React, { useContext, useState, useEffect } from 'react';
import {
  useDispatch,
  useSelector,
  ///: BEGIN:ONLY_INCLUDE_IN(build-mmi)
  shallowEqual,
  ///: END:ONLY_INCLUDE_IN
} from 'react-redux';
import PropTypes from 'prop-types';
import { memoize } from 'lodash';
import { ethErrors, serializeError } from 'eth-rpc-errors';
///: BEGIN:ONLY_INCLUDE_IN(build-mmi)
import { showCustodianDeepLink } from '@metamask-institutional/extension';
///: END:ONLY_INCLUDE_IN
import {
  ///: BEGIN:ONLY_INCLUDE_IN(build-main,build-beta,build-flask)
  resolvePendingApproval,
  completedTx,
  ///: END:ONLY_INCLUDE_IN
  rejectPendingApproval,
} from '../../../store/actions';
import {
  doesAddressRequireLedgerHidConnection,
  getSubjectMetadata,
  getTotalUnapprovedMessagesCount,
  ///: BEGIN:ONLY_INCLUDE_IN(build-mmi)
  accountsWithSendEtherInfoSelector,
  getSelectedAccount,
  getAccountType,
  ///: END:ONLY_INCLUDE_IN
} from '../../../selectors';
import {
  getProviderConfig,
  isAddressLedger,
} from '../../../ducks/metamask/metamask';
import {
  sanitizeMessage,
  ///: BEGIN:ONLY_INCLUDE_IN(build-mmi)
  getAccountByAddress,
  shortenAddress,
  ///: END:ONLY_INCLUDE_IN
} from '../../../helpers/utils/util';
import { useI18nContext } from '../../../hooks/useI18nContext';
import { useRejectTransactionModal } from '../../../hooks/useRejectTransactionModal';

import { ConfirmPageContainerNavigation } from '../confirm-page-container';
import SignatureRequestHeader from '../signature-request-header/signature-request-header';
import SecurityProviderBannerMessage from '../security-provider-banner-message';
import LedgerInstructionField from '../ledger-instruction-field';
import ContractDetailsModal from '../modals/contract-details-modal';
import { MetaMetricsContext } from '../../../contexts/metametrics';
import {
  MetaMetricsEventCategory,
  ///: BEGIN:ONLY_INCLUDE_IN(build-mmi)
  MetaMetricsEventName,
  ///: END:ONLY_INCLUDE_IN
} from '../../../../shared/constants/metametrics';
import { SECURITY_PROVIDER_MESSAGE_SEVERITY } from '../../../../shared/constants/security-provider';

import {
  TextAlign,
  TextColor,
  TextVariant,
  Size,
  ///: BEGIN:ONLY_INCLUDE_IN(build-mmi)
  IconColor,
  BackgroundColor,
  Display,
  BlockSize,
  ///: END:ONLY_INCLUDE_IN
} from '../../../helpers/constants/design-system';
import {
  BUTTON_VARIANT,
  Button,
  ButtonLink,
  TagUrl,
  Text,
  ///: BEGIN:ONLY_INCLUDE_IN(build-mmi)
  Icon,
  IconName,
  ///: END:ONLY_INCLUDE_IN
} from '../../component-library';

///: BEGIN:ONLY_INCLUDE_IN(build-mmi)
// eslint-disable-next-line import/order
import Box from '../../ui/box/box';
import { ENVIRONMENT_TYPE_NOTIFICATION } from '../../../../shared/constants/app';
import { getEnvironmentType } from '../../../../app/scripts/lib/util';
import { mmiActionsFactory } from '../../../store/institutional/institution-background';
import { showCustodyConfirmLink } from '../../../store/institutional/institution-actions';
import { useMMICustodySignMessage } from '../../../hooks/useMMICustodySignMessage';
///: END:ONLY_INCLUDE_IN
///: BEGIN:ONLY_INCLUDE_IN(blockaid)
import BlockaidBannerAlert from '../security-provider-banner-alert/blockaid-banner-alert/blockaid-banner-alert';
///: END:ONLY_INCLUDE_IN

import Message from './signature-request-message';
import Footer from './signature-request-footer';

const SignatureRequest = ({ txData }) => {
  const trackEvent = useContext(MetaMetricsContext);
  const dispatch = useDispatch();
  const t = useI18nContext();

  const [hasScrolledMessage, setHasScrolledMessage] = useState(false);
  const [showContractDetails, setShowContractDetails] = useState(false);
  const [messageRootRef, setMessageRootRef] = useState(null);
  const [messageIsScrollable, setMessageIsScrollable] = useState(false);

  const {
    id,
    type,
    msgParams: { from, data, origin, version },
  } = txData;

  // not forwarded to component
  const hardwareWalletRequiresConnection = useSelector((state) =>
    doesAddressRequireLedgerHidConnection(state, from),
  );
  const { chainId, rpcPrefs } = useSelector(getProviderConfig);
  const unapprovedMessagesCount = useSelector(getTotalUnapprovedMessagesCount);
  const subjectMetadata = useSelector(getSubjectMetadata);
  const isLedgerWallet = useSelector((state) => isAddressLedger(state, from));
  const { handleCancelAll } = useRejectTransactionModal();

  ///: BEGIN:ONLY_INCLUDE_IN(build-mmi)
  // Used to show a warning if the signing account is not the selected account
  // Largely relevant for contract wallet custodians
  const selectedAccount = useSelector(getSelectedAccount);
  const mmiActions = mmiActionsFactory();
  const accountType = useSelector(getAccountType);
  const isNotification = getEnvironmentType() === ENVIRONMENT_TYPE_NOTIFICATION;
  const allAccounts = useSelector(
    accountsWithSendEtherInfoSelector,
    shallowEqual,
  );
  const { address } = getAccountByAddress(allAccounts, from) || {};
  const { custodySignFn } = useMMICustodySignMessage();
  ///: END:ONLY_INCLUDE_IN

  useEffect(() => {
    setMessageIsScrollable(
      messageRootRef?.scrollHeight > messageRootRef?.clientHeight,
    );
  }, [messageRootRef]);

  const targetSubjectMetadata = subjectMetadata?.[origin] || null;

  const parseMessage = memoize((dataToParse) => {
    const {
      message,
      domain = {},
      primaryType,
      types,
    } = JSON.parse(dataToParse);
    const sanitizedMessage = sanitizeMessage(message, primaryType, types);
    return { sanitizedMessage, domain, primaryType };
  });

  const onSign = async () => {
    ///: BEGIN:ONLY_INCLUDE_IN(build-mmi)
    if (accountType === 'custody') {
      await custodySignFn(txData);
      return;
    }
    ///: END:ONLY_INCLUDE_IN

    ///: BEGIN:ONLY_INCLUDE_IN(build-main,build-beta,build-flask)
    await dispatch(resolvePendingApproval(id));
    completedTx(id);
    ///: END:ONLY_INCLUDE_IN

    trackEvent({
      category: MetaMetricsEventCategory.Transactions,
      event: 'Confirm',
      properties: {
        action: 'Sign Request',
        legacy_event: true,
        type,
        version,
      },
    });
  };

  const onCancel = async () => {
    await dispatch(
      rejectPendingApproval(
        id,
        serializeError(ethErrors.provider.userRejectedRequest()),
      ),
    );
    trackEvent({
      category: MetaMetricsEventCategory.Transactions,
      event: 'Cancel',
      properties: {
        action: 'Sign Request',
        legacy_event: true,
        type,
        version,
      },
    });
  };

  const {
    sanitizedMessage,
    domain: { verifyingContract },
    primaryType,
  } = parseMessage(data);

  ///: BEGIN:ONLY_INCLUDE_IN(build-mmi)
  useEffect(() => {
    if (txData.custodyId) {
      showCustodianDeepLink({
        dispatch,
        mmiActions,
        txId: undefined,
        custodyId: txData.custodyId,
        fromAddress: address,
        isSignature: true,
        closeNotification: isNotification,
        onDeepLinkFetched: () => undefined,
        onDeepLinkShown: () => {
          trackEvent({
            category: MetaMetricsEventCategory.MMI,
            event: MetaMetricsEventName.SignatureDeeplinkDisplayed,
          });
        },
        showCustodyConfirmLink,
      });
    }
  }, [
    dispatch,
    mmiActions,
    txData.custodyId,
    address,
    isNotification,
    trackEvent,
  ]);
  ///: END:ONLY_INCLUDE_IN

  return (
    <div className="signature-request">
      <ConfirmPageContainerNavigation />
      <div
        className="request-signature__account"
        data-testid="request-signature-account"
      >
        <SignatureRequestHeader txData={txData} />
      </div>
      <div className="signature-request-content">
        {
          ///: BEGIN:ONLY_INCLUDE_IN(blockaid)
          <BlockaidBannerAlert
            securityAlertResponse={txData?.securityAlertResponse}
          />
          ///: END:ONLY_INCLUDE_IN
        }
        {(txData?.securityProviderResponse?.flagAsDangerous !== undefined &&
          txData?.securityProviderResponse?.flagAsDangerous !==
            SECURITY_PROVIDER_MESSAGE_SEVERITY.NOT_MALICIOUS) ||
        (txData?.securityProviderResponse &&
          Object.keys(txData.securityProviderResponse).length === 0) ? (
          <SecurityProviderBannerMessage
            securityProviderResponse={txData.securityProviderResponse}
          />
        ) : null}
        {
          ///: BEGIN:ONLY_INCLUDE_IN(build-mmi)
          selectedAccount.address === address ? null : (
            <Box
              className="request-signature__mismatch-info"
              display={Display.Flex}
              width={BlockSize.Full}
              padding={4}
              marginBottom={4}
              backgroundColor={BackgroundColor.primaryMuted}
            >
              <Icon
                name={IconName.Info}
                color={IconColor.infoDefault}
                marginRight={2}
              />
              <Text
                variant={TextVariant.bodyXs}
                color={TextColor.textDefault}
                as="h6"
              >
                {t('mismatchAccount', [
                  shortenAddress(selectedAccount.address),
                  shortenAddress(address),
                ])}
              </Text>
            </Box>
          )
          ///: END:ONLY_INCLUDE_IN
        }
        <div className="signature-request__origin">
          <TagUrl
            label={origin}
            labelProps={{
              color: TextColor.textAlternative,
            }}
            src={targetSubjectMetadata?.iconUrl}
          />
        </div>
        <Text
          className="signature-request__content__title"
          variant={TextVariant.headingLg}
          marginTop={4}
        >
          {t('sigRequest')}
        </Text>
        <Text
          className="request-signature__content__subtitle"
          variant={TextVariant.bodySm}
          color={TextColor.textAlternative}
          textAlign={TextAlign.Center}
          marginLeft={12}
          marginRight={12}
          marginTop={4}
          as="h6"
        >
          {t('signatureRequestGuidance')}
        </Text>
        {verifyingContract ? (
          <div>
            <Button
              variant={BUTTON_VARIANT.LINK}
              onClick={() => setShowContractDetails(true)}
              className="signature-request-content__verify-contract-details"
              data-testid="verify-contract-details"
            >
              <Text
                variant={TextVariant.bodySm}
                color={TextColor.primaryDefault}
                as="h6"
              >
                {t('verifyContractDetails')}
              </Text>
            </Button>
          </div>
        ) : null}
      </div>
      {isLedgerWallet ? (
        <div className="confirm-approve-content__ledger-instruction-wrapper">
          <LedgerInstructionField showDataInstruction />
        </div>
      ) : null}
      <Message
        data={sanitizedMessage}
        onMessageScrolled={() => setHasScrolledMessage(true)}
        setMessageRootRef={setMessageRootRef}
        messageRootRef={messageRootRef}
        messageIsScrollable={messageIsScrollable}
        primaryType={primaryType}
      />
      <Footer
        cancelAction={onCancel}
        signAction={onSign}
        disabled={
          ///: BEGIN:ONLY_INCLUDE_IN(build-mmi)
          Boolean(txData?.custodyId) ||
          ///: END:ONLY_INCLUDE_IN
          hardwareWalletRequiresConnection ||
          (messageIsScrollable && !hasScrolledMessage)
        }
      />
      {showContractDetails && (
        <ContractDetailsModal
          toAddress={verifyingContract}
          chainId={chainId}
          rpcPrefs={rpcPrefs}
          onClose={() => setShowContractDetails(false)}
          isContractRequestingSignature
        />
      )}
      {unapprovedMessagesCount > 1 ? (
        <ButtonLink
          size={Size.inherit}
          className="signature-request__reject-all-button"
          data-testid="signature-request-reject-all"
          onClick={handleCancelAll}
        >
          {t('rejectRequestsN', [unapprovedMessagesCount])}
        </ButtonLink>
      ) : null}
    </div>
  );
};

SignatureRequest.propTypes = {
  txData: PropTypes.object,
};

export default SignatureRequest;