Merge branch 'development' into update-wallet-connect

2021-03-24 11:14:19 +01:00 · 2021-03-24 11:14:19 +01:00 · b1be77c996
parent ab7643a511 8bea5cfc88
commit b1be77c996
23 changed files with 727 additions and 348 deletions
--- a/package.json
+++ b/package.json
@ -161,7 +161,7 @@
    "@gnosis.pm/safe-apps-sdk": "1.0.3",
    "@gnosis.pm/safe-apps-sdk-v1": "npm:@gnosis.pm/safe-apps-sdk@0.4.2",
    "@gnosis.pm/safe-contracts": "1.1.1-dev.2",
-    "@gnosis.pm/safe-react-components": "https://github.com/gnosis/safe-react-components.git#f610327",
+    "@gnosis.pm/safe-react-components": "https://github.com/gnosis/safe-react-components.git#80f5db6",
    "@gnosis.pm/util-contracts": "2.0.6",
    "@ledgerhq/hw-transport-node-hid-singleton": "5.45.0",
    "@material-ui/core": "^4.11.0",
--- a/src/components/DecodeTxs/index.tsx
+++ b/src/components/DecodeTxs/index.tsx
@ -0,0 +1,200 @@
+import React, { ReactElement } from 'react'
+import styled from 'styled-components'
+import { Transaction } from '@gnosis.pm/safe-apps-sdk-v1'
+import { Text, EthHashInfo, CopyToClipboardBtn, IconText, FixedIcon } from '@gnosis.pm/safe-react-components'
+import get from 'lodash.get'
+
+import { web3ReadOnly as web3 } from 'src/logic/wallets/getWeb3'
+import { getExplorerInfo } from 'src/config'
+import { DecodedData, DecodedDataBasicParameter, DecodedDataParameterValue } from 'src/types/transactions/decode.d'
+import { DecodedTxDetail } from 'src/routes/safe/components/Apps/components/ConfirmTxModal'
+
+const FlexWrapper = styled.div<{ margin: number }>`
+  display: flex;
+  align-items: center;
+
+  > :nth-child(2) {
+    margin-left: ${({ margin }) => margin}px;
+  }
+`
+
+const BasicTxInfoWrapper = styled.div`
+  margin-bottom: 15px;
+
+  > :nth-child(2) {
+    margin-bottom: 15px;
+  }
+`
+
+const TxList = styled.div`
+  width: 100%;
+  max-height: 260px;
+  overflow-y: auto;
+  border-top: 2px solid ${({ theme }) => theme.colors.separator};
+`
+
+const TxListItem = styled.div`
+  display: flex;
+  justify-content: space-between;
+
+  padding: 0 24px;
+  height: 50px;
+  border-bottom: 2px solid ${({ theme }) => theme.colors.separator};
+
+  :hover {
+    cursor: pointer;
+  }
+`
+const ElementWrapper = styled.div`
+  margin-bottom: 15px;
+`
+
+export const BasicTxInfo = ({
+  txRecipient,
+  txData,
+  txValue,
+}: {
+  txRecipient: string
+  txData: string
+  txValue: string
+}): ReactElement => {
+  return (
+    <BasicTxInfoWrapper>
+      {/* TO */}
+      <>
+        <Text size="lg" strong>
+          {`Send ${txValue} ETH to:`}
+        </Text>
+        <EthHashInfo
+          hash={txRecipient}
+          showIdenticon
+          textSize="lg"
+          showCopyBtn
+          explorerUrl={getExplorerInfo(txRecipient)}
+        />
+      </>
+      <>
+        {/* Data */}
+        <Text size="lg" strong>
+          Data (hex encoded):
+        </Text>
+        <FlexWrapper margin={5}>
+          <Text size="lg">{web3.utils.hexToBytes(txData).length} bytes</Text>
+          <CopyToClipboardBtn textToCopy={txData} />
+        </FlexWrapper>
+      </>
+    </BasicTxInfoWrapper>
+  )
+}
+
+export const getParameterElement = (parameter: DecodedDataBasicParameter, index: number): ReactElement => {
+  let valueElement
+
+  if (parameter.type === 'address') {
+    valueElement = (
+      <EthHashInfo
+        hash={parameter.value}
+        showIdenticon
+        textSize="lg"
+        showCopyBtn
+        explorerUrl={getExplorerInfo(parameter.value)}
+      />
+    )
+  }
+
+  if (parameter.type.startsWith('bytes')) {
+    valueElement = (
+      <FlexWrapper margin={5}>
+        <Text size="lg">{web3.utils.hexToBytes(parameter.value).length} bytes</Text>
+        <CopyToClipboardBtn textToCopy={parameter.value} />
+      </FlexWrapper>
+    )
+  }
+
+  if (!valueElement) {
+    let value = parameter.value
+    if (parameter.type.endsWith('[]')) {
+      try {
+        value = JSON.stringify(parameter.value)
+      } catch (e) {}
+    }
+    valueElement = <Text size="lg">{value}</Text>
+  }
+
+  return (
+    <ElementWrapper key={index}>
+      <Text size="lg" strong>
+        {parameter.name} ({parameter.type})
+      </Text>
+      {valueElement}
+    </ElementWrapper>
+  )
+}
+
+const SingleTx = ({
+  decodedData,
+  onTxItemClick,
+}: {
+  decodedData: DecodedData | null
+  onTxItemClick: (decodedTxDetails: DecodedData) => void
+}): ReactElement | null => {
+  if (!decodedData) {
+    return null
+  }
+
+  return (
+    <TxList>
+      <TxListItem onClick={() => onTxItemClick(decodedData)}>
+        <IconText iconSize="sm" iconType="code" text="Contract interaction" textSize="xl" />
+
+        <FlexWrapper margin={20}>
+          <Text size="xl">{decodedData.method}</Text>
+          <FixedIcon type="chevronRight" />
+        </FlexWrapper>
+      </TxListItem>
+    </TxList>
+  )
+}
+
+const MultiSendTx = ({
+  decodedData,
+  onTxItemClick,
+}: {
+  decodedData: DecodedData | null
+  onTxItemClick: (decodedTxDetails: DecodedDataParameterValue) => void
+}): ReactElement | null => {
+  const txs: DecodedDataParameterValue[] | undefined = get(decodedData, 'parameters[0].valueDecoded')
+
+  if (!txs) {
+    return null
+  }
+
+  return (
+    <TxList>
+      {txs.map((tx, index) => (
+        <TxListItem key={index} onClick={() => onTxItemClick(tx)}>
+          <IconText iconSize="sm" iconType="code" text="Contract interaction" textSize="xl" />
+
+          <FlexWrapper margin={20}>
+            {tx.dataDecoded && <Text size="xl">{tx.dataDecoded.method}</Text>}
+            <FixedIcon type="chevronRight" />
+          </FlexWrapper>
+        </TxListItem>
+      ))}
+    </TxList>
+  )
+}
+
+type Props = {
+  txs: Transaction[]
+  decodedData: DecodedData | null
+  onTxItemClick: (decodedTxDetails: DecodedTxDetail) => void
+}
+
+export const DecodeTxs = ({ txs, decodedData, onTxItemClick }: Props): ReactElement => {
+  return txs.length > 1 ? (
+    <MultiSendTx decodedData={decodedData} onTxItemClick={onTxItemClick} />
+  ) : (
+    <SingleTx decodedData={decodedData} onTxItemClick={onTxItemClick} />
+  )
+}
--- a/src/components/ModalTitle/index.tsx
+++ b/src/components/ModalTitle/index.tsx
@ -2,6 +2,7 @@ import React from 'react'
 import styled from 'styled-components'
 import IconButton from '@material-ui/core/IconButton'
 import Close from '@material-ui/icons/Close'
+import { Icon } from '@gnosis.pm/safe-react-components'

 import Paragraph from 'src/components/layout/Paragraph'
 import { md, lg } from 'src/theme/variables'
@ -33,18 +34,28 @@ const StyledClose = styled(Close)`
  width: 35px;
 `

-const ModalTitle = ({
-  iconUrl,
-  title,
-  onClose,
-}: {
+const GoBackWrapper = styled.div`
+  margin-right: 15px;
+`
+
+type Props = {
  title: string
-  iconUrl: string
+  goBack?: () => void
+  iconUrl?: string
  onClose?: () => void
-}): React.ReactElement => {
+}
+
+const ModalTitle = ({ goBack, iconUrl, title, onClose }: Props): React.ReactElement => {
  return (
    <StyledRow align="center" grow>
      <TitleWrapper>
+        {goBack && (
+          <GoBackWrapper>
+            <IconButton onClick={goBack}>
+              <Icon type="arrowLeft" size="md" />
+            </IconButton>
+          </GoBackWrapper>
+        )}
        {iconUrl && <IconImg alt={title} src={iconUrl} />}
        <StyledParagraph noMargin weight="bolder">
          {title}
--- a/src/routes/safe/components/AddressBook/style.ts
+++ b/src/routes/safe/components/AddressBook/style.ts
@ -14,7 +14,7 @@ export const styles = createStyles({
  },
  hide: {
    '&:hover': {
-      backgroundColor: '#fff3e2',
+      backgroundColor: '#f7f5f5',
    },
    '&:hover $actions': {
      visibility: 'initial',
--- a/src/routes/safe/components/Apps/components/AppFrame.tsx
+++ b/src/routes/safe/components/Apps/components/AppFrame.tsx
@ -32,7 +32,7 @@ import { LoadingContainer } from 'src/components/LoaderContainer/index'
 import { TIMEOUT } from 'src/utils/constants'
 import { web3ReadOnly } from 'src/logic/wallets/getWeb3'

-import { ConfirmTransactionModal } from '../components/ConfirmTransactionModal'
+import { ConfirmTxModal } from '../components/ConfirmTxModal'
 import { useIframeMessageHandler } from '../hooks/useIframeMessageHandler'
 import { useLegalConsent } from '../hooks/useLegalConsent'
 import LegalDisclaimer from './LegalDisclaimer'
@ -354,7 +354,7 @@ const AppFrame = ({ appUrl }: Props): React.ReactElement => {
        />
      )}

-      <ConfirmTransactionModal
+      <ConfirmTxModal
        isOpen={confirmTransactionModal.isOpen}
        app={safeApp as SafeApp}
        safeAddress={safeAddress}
--- a/src/routes/safe/components/Apps/components/ConfirmTransactionModal.tsx
+++ b/src/routes/safe/components/Apps/components/ConfirmTransactionModal.tsx
@ -1,324 +0,0 @@
-import React, { useEffect, useMemo, useState } from 'react'
-import { Icon, ModalFooterConfirmation, Text, Title } from '@gnosis.pm/safe-react-components'
-import { Transaction } from '@gnosis.pm/safe-apps-sdk-v1'
-import styled from 'styled-components'
-import { useDispatch } from 'react-redux'
-
-import AddressInfo from 'src/components/AddressInfo'
-import DividerLine from 'src/components/DividerLine'
-import Collapse from 'src/components/Collapse'
-import TextBox from 'src/components/TextBox'
-import ModalTitle from 'src/components/ModalTitle'
-import { mustBeEthereumAddress } from 'src/components/forms/validator'
-import Bold from 'src/components/layout/Bold'
-import Heading from 'src/components/layout/Heading'
-import Img from 'src/components/layout/Img'
-import { getEthAsToken } from 'src/logic/tokens/utils/tokenHelpers'
-import { SafeApp } from 'src/routes/safe/components/Apps/types.d'
-import { fromTokenUnit } from 'src/logic/tokens/utils/humanReadableValue'
-import { createTransaction } from 'src/logic/safe/store/actions/createTransaction'
-import { MULTI_SEND_ADDRESS } from 'src/logic/contracts/safeContracts'
-import { DELEGATE_CALL, TX_NOTIFICATION_TYPES, CALL } from 'src/logic/safe/transactions'
-import { encodeMultiSendCall } from 'src/logic/safe/transactions/multisend'
-import { web3ReadOnly } from 'src/logic/wallets/getWeb3'
-
-import GasEstimationInfo from './GasEstimationInfo'
-import { getNetworkInfo } from 'src/config'
-import { TransactionParams } from './AppFrame'
-import { EstimationStatus, useEstimateTransactionGas } from 'src/logic/hooks/useEstimateTransactionGas'
-import Modal from 'src/components/Modal'
-import Row from 'src/components/layout/Row'
-import Hairline from 'src/components/layout/Hairline'
-import { TransactionFees } from 'src/components/TransactionsFees'
-import { EditableTxParameters } from 'src/routes/safe/components/Transactions/helpers/EditableTxParameters'
-import { TxParametersDetail } from 'src/routes/safe/components/Transactions/helpers/TxParametersDetail'
-import { md, lg, sm } from 'src/theme/variables'
-import { TxParameters } from 'src/routes/safe/container/hooks/useTransactionParameters'
-
-const isTxValid = (t: Transaction): boolean => {
-  if (!['string', 'number'].includes(typeof t.value)) {
-    return false
-  }
-
-  if (typeof t.value === 'string' && !/^(0x)?[0-9a-f]+$/i.test(t.value)) {
-    return false
-  }
-
-  const isAddressValid = mustBeEthereumAddress(t.to) === undefined
-  return isAddressValid && !!t.data && typeof t.data === 'string'
-}
-
-const Wrapper = styled.div`
-  margin-bottom: 15px;
-`
-const CollapseContent = styled.div`
-  padding: 15px 0;
-
-  .section {
-    margin-bottom: 15px;
-  }
-
-  .value-section {
-    display: flex;
-    align-items: center;
-  }
-`
-
-const IconText = styled.div`
-  display: flex;
-  align-items: center;
-
-  span {
-    margin-right: 4px;
-  }
-`
-const StyledTextBox = styled(TextBox)`
-  max-width: 444px;
-`
-
-const Container = styled.div`
-  max-width: 480px;
-  padding: ${md} ${lg};
-`
-
-const ModalFooter = styled(Row)`
-  padding: ${md} ${lg};
-  justify-content: center;
-`
-const TransactionFeesWrapper = styled.div`
-  background-color: ${({ theme }) => theme.colors.background};
-  padding: ${sm} ${lg};
-`
-
-type OwnProps = {
-  isOpen: boolean
-  app: SafeApp
-  txs: Transaction[]
-  params?: TransactionParams
-  safeAddress: string
-  safeName: string
-  ethBalance: string
-  onUserConfirm: (safeTxHash: string) => void
-  onTxReject: () => void
-  onClose: () => void
-}
-
-const { nativeCoin } = getNetworkInfo()
-
-const parseTxValue = (value: string | number): string => {
-  return web3ReadOnly.utils.toBN(value).toString()
-}
-
-export const ConfirmTransactionModal = ({
-  isOpen,
-  app,
-  txs,
-  safeAddress,
-  ethBalance,
-  safeName,
-  params,
-  onUserConfirm,
-  onClose,
-  onTxReject,
-}: OwnProps): React.ReactElement | null => {
-  const [estimatedSafeTxGas, setEstimatedSafeTxGas] = useState(0)
-
-  const txRecipient: string | undefined = useMemo(() => (txs.length > 1 ? MULTI_SEND_ADDRESS : txs[0]?.to), [txs])
-  const txData: string | undefined = useMemo(() => (txs.length > 1 ? encodeMultiSendCall(txs) : txs[0]?.data), [txs])
-  const txValue: string | undefined = useMemo(
-    () => (txs.length > 1 ? '0' : txs[0]?.value && parseTxValue(txs[0]?.value)),
-    [txs],
-  )
-  const operation = useMemo(() => (txs.length > 1 ? DELEGATE_CALL : CALL), [txs])
-  const [manualSafeTxGas, setManualSafeTxGas] = useState(0)
-  const [manualGasPrice, setManualGasPrice] = useState<string | undefined>()
-
-  const {
-    gasLimit,
-    gasPriceFormatted,
-    gasEstimation,
-    isOffChainSignature,
-    isCreation,
-    isExecution,
-    gasCostFormatted,
-    txEstimationExecutionStatus,
-  } = useEstimateTransactionGas({
-    txData: txData || '',
-    txRecipient,
-    operation,
-    txAmount: txValue,
-    safeTxGas: manualSafeTxGas,
-    manualGasPrice,
-  })
-
-  useEffect(() => {
-    if (params?.safeTxGas) {
-      setEstimatedSafeTxGas(gasEstimation)
-    }
-  }, [params, gasEstimation])
-
-  const dispatch = useDispatch()
-  if (!isOpen) {
-    return null
-  }
-
-  const handleTxRejection = () => {
-    onTxReject()
-    onClose()
-  }
-
-  const handleUserConfirmation = (safeTxHash: string): void => {
-    onUserConfirm(safeTxHash)
-    onClose()
-  }
-
-  const confirmTransactions = async (txParameters: TxParameters) => {
-    await dispatch(
-      createTransaction(
-        {
-          safeAddress,
-          to: txRecipient,
-          valueInWei: txValue,
-          txData,
-          operation,
-          origin: app.id,
-          navigateToTransactionsTab: false,
-          txNonce: txParameters.safeNonce,
-          safeTxGas: txParameters.safeTxGas
-            ? Number(txParameters.safeTxGas)
-            : Math.max(params?.safeTxGas || 0, estimatedSafeTxGas),
-          ethParameters: txParameters,
-          notifiedTransaction: TX_NOTIFICATION_TYPES.STANDARD_TX,
-        },
-        handleUserConfirmation,
-        handleTxRejection,
-      ),
-    )
-  }
-
-  const closeEditModalCallback = (txParameters: TxParameters) => {
-    const oldGasPrice = Number(gasPriceFormatted)
-    const newGasPrice = Number(txParameters.ethGasPrice)
-    const oldSafeTxGas = Number(gasEstimation)
-    const newSafeTxGas = Number(txParameters.safeTxGas)
-
-    if (newGasPrice && oldGasPrice !== newGasPrice) {
-      setManualGasPrice(txParameters.ethGasPrice)
-    }
-
-    if (newSafeTxGas && oldSafeTxGas !== newSafeTxGas) {
-      setManualSafeTxGas(newSafeTxGas)
-    }
-  }
-
-  const areTxsMalformed = txs.some((t) => !isTxValid(t))
-
-  const body = areTxsMalformed
-    ? () => (
-        <>
-          <IconText>
-            <Icon color="error" size="md" type="info" />
-            <Title size="xs">Transaction error</Title>
-          </IconText>
-          <Text size="lg">
-            This Safe App initiated a transaction which cannot be processed. Please get in touch with the developer of
-            this Safe App for more information.
-          </Text>
-        </>
-      )
-    : (txParameters, toggleEditMode) => {
-        return (
-          <>
-            <Container>
-              <AddressInfo ethBalance={ethBalance} safeAddress={safeAddress} safeName={safeName} />
-              <DividerLine withArrow />
-              {txs.map((tx, index) => (
-                <Wrapper key={index}>
-                  <Collapse description={<AddressInfo safeAddress={tx.to} />} title={`Transaction ${index + 1}`}>
-                    <CollapseContent>
-                      <div className="section">
-                        <Heading tag="h3">Value</Heading>
-                        <div className="value-section">
-                          <Img alt="Ether" height={40} src={getEthAsToken('0').logoUri} />
-                          <Bold>
-                            {fromTokenUnit(tx.value, nativeCoin.decimals)} {nativeCoin.name}
-                          </Bold>
-                        </div>
-                      </div>
-                      <div className="section">
-                        <Heading tag="h3">Data (hex encoded)*</Heading>
-                        <StyledTextBox>{tx.data}</StyledTextBox>
-                      </div>
-                    </CollapseContent>
-                  </Collapse>
-                </Wrapper>
-              ))}
-              <DividerLine withArrow={false} />
-              {params?.safeTxGas && (
-                <div className="section">
-                  <Heading tag="h3">SafeTxGas</Heading>
-                  <StyledTextBox>{params?.safeTxGas}</StyledTextBox>
-                  <GasEstimationInfo
-                    appEstimation={params.safeTxGas}
-                    internalEstimation={estimatedSafeTxGas}
-                    loading={txEstimationExecutionStatus === EstimationStatus.LOADING}
-                  />
-                </div>
-              )}
-
-              {/* Tx Parameters */}
-              <TxParametersDetail
-                txParameters={txParameters}
-                onEdit={toggleEditMode}
-                isTransactionCreation={isCreation}
-                isTransactionExecution={isExecution}
-                isOffChainSignature={isOffChainSignature}
-              />
-            </Container>
-            {txEstimationExecutionStatus === EstimationStatus.LOADING ? null : (
-              <TransactionFeesWrapper>
-                <TransactionFees
-                  gasCostFormatted={gasCostFormatted}
-                  isExecution={isExecution}
-                  isCreation={isCreation}
-                  isOffChainSignature={isOffChainSignature}
-                  txEstimationExecutionStatus={txEstimationExecutionStatus}
-                />
-              </TransactionFeesWrapper>
-            )}
-          </>
-        )
-      }
-
-  return (
-    <Modal description="Safe App transaction" title="Safe App transaction" open>
-      <EditableTxParameters
-        isOffChainSignature={isOffChainSignature}
-        isExecution={isExecution}
-        ethGasLimit={gasLimit}
-        ethGasPrice={gasPriceFormatted}
-        safeTxGas={gasEstimation.toString()}
-        closeEditModalCallback={closeEditModalCallback}
-      >
-        {(txParameters, toggleEditMode) => (
-          <>
-            <ModalTitle title={app.name} iconUrl={app.iconUrl} onClose={handleTxRejection} />
-            <Hairline />
-
-            {body(txParameters, toggleEditMode)}
-
-            <ModalFooter align="center" grow>
-              <ModalFooterConfirmation
-                cancelText="Cancel"
-                handleCancel={handleTxRejection}
-                handleOk={() => confirmTransactions(txParameters)}
-                okDisabled={areTxsMalformed}
-                okText="Submit"
-              />
-            </ModalFooter>
-          </>
-        )}
-      </EditableTxParameters>
-    </Modal>
-  )
-}
--- a/src/routes/safe/components/Apps/components/ConfirmTxModal/DecodedTxDetail.tsx
+++ b/src/routes/safe/components/Apps/components/ConfirmTxModal/DecodedTxDetail.tsx
@ -0,0 +1,62 @@
+import React, { ReactElement } from 'react'
+import styled from 'styled-components'
+
+import { getNetworkInfo } from 'src/config'
+import { fromTokenUnit } from 'src/logic/tokens/utils/humanReadableValue'
+import { md, lg } from 'src/theme/variables'
+import ModalTitle from 'src/components/ModalTitle'
+import Hairline from 'src/components/layout/Hairline'
+import { DecodedDataParameterValue, DecodedData } from 'src/types/transactions/decode.d'
+import { BasicTxInfo, getParameterElement } from 'src/components/DecodeTxs'
+
+const { nativeCoin } = getNetworkInfo()
+
+const Container = styled.div`
+  max-width: 480px;
+  padding: ${md} ${lg};
+  word-break: break-word;
+`
+
+function isDataDecodedParameterValue(arg: any): arg is DecodedDataParameterValue {
+  return arg.operation !== undefined
+}
+
+type Props = {
+  hideDecodedTxData: () => void
+  onClose: () => void
+  decodedTxData: DecodedDataParameterValue | DecodedData
+}
+
+export const DecodedTxDetail = ({ hideDecodedTxData, onClose, decodedTxData: tx }: Props): ReactElement => {
+  let body
+  // If we are dealing with a multiSend
+  // decodedTxData is of type DataDecodedParameter
+  if (isDataDecodedParameterValue(tx)) {
+    const txValue = fromTokenUnit(tx.value, nativeCoin.decimals)
+
+    body = (
+      <>
+        <BasicTxInfo txRecipient={tx.to} txData={tx.data} txValue={txValue} />
+        {tx.dataDecoded?.parameters.map((p, index) => getParameterElement(p, index))}
+      </>
+    )
+  } else {
+    // If we are dealing with a single tx
+    // decodedTxData is of type DecodedData
+    body = <>{tx.parameters.map((p, index) => getParameterElement(p, index))}</>
+  }
+
+  return (
+    <>
+      <ModalTitle
+        title={(tx as DecodedDataParameterValue).dataDecoded?.method || (tx as DecodedData).method}
+        onClose={onClose}
+        goBack={hideDecodedTxData}
+      />
+
+      <Hairline />
+
+      <Container>{body}</Container>
+    </>
+  )
+}
--- a/src/routes/safe/components/Apps/components/ConfirmTxModal/ReviewConfirm.tsx
+++ b/src/routes/safe/components/Apps/components/ConfirmTxModal/ReviewConfirm.tsx
@ -0,0 +1,260 @@
+import React, { useEffect, useMemo, useState } from 'react'
+import { ModalFooterConfirmation } from '@gnosis.pm/safe-react-components'
+import styled from 'styled-components'
+import { useDispatch } from 'react-redux'
+
+import DividerLine from 'src/components/DividerLine'
+import TextBox from 'src/components/TextBox'
+import ModalTitle from 'src/components/ModalTitle'
+import Hairline from 'src/components/layout/Hairline'
+import Heading from 'src/components/layout/Heading'
+import { createTransaction } from 'src/logic/safe/store/actions/createTransaction'
+import { MULTI_SEND_ADDRESS } from 'src/logic/contracts/safeContracts'
+import { DELEGATE_CALL, TX_NOTIFICATION_TYPES, CALL } from 'src/logic/safe/transactions'
+import { encodeMultiSendCall } from 'src/logic/safe/transactions/multisend'
+import { getNetworkInfo } from 'src/config'
+import { EstimationStatus, useEstimateTransactionGas } from 'src/logic/hooks/useEstimateTransactionGas'
+import { TransactionFees } from 'src/components/TransactionsFees'
+import { EditableTxParameters } from 'src/routes/safe/components/Transactions/helpers/EditableTxParameters'
+import { TxParametersDetail } from 'src/routes/safe/components/Transactions/helpers/TxParametersDetail'
+import { md, lg, sm } from 'src/theme/variables'
+import { TxParameters } from 'src/routes/safe/container/hooks/useTransactionParameters'
+import AddressInfo from 'src/components/AddressInfo'
+import { DecodeTxs, BasicTxInfo } from 'src/components/DecodeTxs'
+import { fetchTxDecoder } from 'src/utils/decodeTx'
+import { DecodedData } from 'src/types/transactions/decode.d'
+import { fromTokenUnit } from 'src/logic/tokens/utils/humanReadableValue'
+
+import GasEstimationInfo from '../GasEstimationInfo'
+import { ConfirmTxModalProps, DecodedTxDetail } from '.'
+
+const { nativeCoin } = getNetworkInfo()
+
+const StyledTextBox = styled(TextBox)`
+  max-width: 444px;
+`
+
+const Container = styled.div`
+  max-width: 480px;
+  padding: ${md} ${lg} 0;
+`
+const TransactionFeesWrapper = styled.div`
+  background-color: ${({ theme }) => theme.colors.background};
+  padding: ${sm} ${lg};
+  margin-bottom: 15px;
+`
+
+const FooterWrapper = styled.div`
+  margin-bottom: 15px;
+`
+
+const DecodeTxsWrapper = styled.div`
+  margin: 24px -24px;
+`
+
+type Props = ConfirmTxModalProps & {
+  areTxsMalformed: boolean
+  showDecodedTxData: (decodedTxDetails: DecodedTxDetail) => void
+  hidden: boolean // used to prevent re-rendering the modal each time a tx is inspected
+}
+
+export const ReviewConfirm = ({
+  app,
+  txs,
+  safeAddress,
+  ethBalance,
+  safeName,
+  params,
+  hidden,
+  onUserConfirm,
+  onClose,
+  onTxReject,
+  areTxsMalformed,
+  showDecodedTxData,
+}: Props): React.ReactElement => {
+  const [estimatedSafeTxGas, setEstimatedSafeTxGas] = useState(0)
+  const isMultiSend = txs.length > 1
+  const [decodedData, setDecodedData] = useState<DecodedData | null>(null)
+  const dispatch = useDispatch()
+
+  const txRecipient: string | undefined = useMemo(() => (isMultiSend ? MULTI_SEND_ADDRESS : txs[0]?.to), [
+    txs,
+    isMultiSend,
+  ])
+  const txData: string | undefined = useMemo(() => (isMultiSend ? encodeMultiSendCall(txs) : txs[0]?.data), [
+    txs,
+    isMultiSend,
+  ])
+  const txValue: string | undefined = useMemo(
+    () => (isMultiSend ? '0' : txs[0]?.value && fromTokenUnit(txs[0]?.value, nativeCoin.decimals)),
+    [txs, isMultiSend],
+  )
+
+  const operation = useMemo(() => (isMultiSend ? DELEGATE_CALL : CALL), [isMultiSend])
+  const [manualSafeTxGas, setManualSafeTxGas] = useState(0)
+  const [manualGasPrice, setManualGasPrice] = useState<string | undefined>()
+
+  const {
+    gasLimit,
+    gasPriceFormatted,
+    gasEstimation,
+    isOffChainSignature,
+    isCreation,
+    isExecution,
+    gasCostFormatted,
+    txEstimationExecutionStatus,
+  } = useEstimateTransactionGas({
+    txData: txData || '',
+    txRecipient,
+    operation,
+    txAmount: txValue,
+    safeTxGas: manualSafeTxGas,
+    manualGasPrice,
+  })
+
+  useEffect(() => {
+    if (params?.safeTxGas) {
+      setEstimatedSafeTxGas(gasEstimation)
+    }
+  }, [params, gasEstimation])
+
+  // Decode tx data.
+  useEffect(() => {
+    const decodeTxData = async () => {
+      const res = await fetchTxDecoder(txData)
+      setDecodedData(res)
+    }
+
+    decodeTxData()
+  }, [txData])
+
+  const handleTxRejection = () => {
+    onTxReject()
+    onClose()
+  }
+
+  const handleUserConfirmation = (safeTxHash: string): void => {
+    onUserConfirm(safeTxHash)
+    onClose()
+  }
+
+  const confirmTransactions = async (txParameters: TxParameters) => {
+    await dispatch(
+      createTransaction(
+        {
+          safeAddress,
+          to: txRecipient,
+          valueInWei: txValue,
+          txData,
+          operation,
+          origin: app.id,
+          navigateToTransactionsTab: false,
+          txNonce: txParameters.safeNonce,
+          safeTxGas: txParameters.safeTxGas
+            ? Number(txParameters.safeTxGas)
+            : Math.max(params?.safeTxGas || 0, estimatedSafeTxGas),
+          ethParameters: txParameters,
+          notifiedTransaction: TX_NOTIFICATION_TYPES.STANDARD_TX,
+        },
+        handleUserConfirmation,
+        handleTxRejection,
+      ),
+    )
+  }
+
+  const closeEditModalCallback = (txParameters: TxParameters) => {
+    const oldGasPrice = Number(gasPriceFormatted)
+    const newGasPrice = Number(txParameters.ethGasPrice)
+    const oldSafeTxGas = Number(gasEstimation)
+    const newSafeTxGas = Number(txParameters.safeTxGas)
+
+    if (newGasPrice && oldGasPrice !== newGasPrice) {
+      setManualGasPrice(txParameters.ethGasPrice)
+    }
+
+    if (newSafeTxGas && oldSafeTxGas !== newSafeTxGas) {
+      setManualSafeTxGas(newSafeTxGas)
+    }
+  }
+
+  return (
+    <EditableTxParameters
+      ethGasLimit={gasLimit}
+      ethGasPrice={gasPriceFormatted}
+      safeTxGas={gasEstimation.toString()}
+      closeEditModalCallback={closeEditModalCallback}
+      isOffChainSignature={isOffChainSignature}
+      isExecution={isExecution}
+    >
+      {(txParameters, toggleEditMode) => (
+        <div hidden={hidden}>
+          <ModalTitle title={app.name} iconUrl={app.iconUrl} onClose={handleTxRejection} />
+
+          <Hairline />
+
+          <Container>
+            {/* Safe */}
+            <AddressInfo ethBalance={ethBalance} safeAddress={safeAddress} safeName={safeName} />
+
+            <DividerLine withArrow />
+
+            {/* Txs decoded */}
+            <BasicTxInfo txRecipient={txRecipient} txData={txData} txValue={txValue} />
+
+            <DecodeTxsWrapper>
+              <DecodeTxs txs={txs} decodedData={decodedData} onTxItemClick={showDecodedTxData} />
+            </DecodeTxsWrapper>
+
+            {!isMultiSend && <DividerLine withArrow={false} />}
+
+            {/* Warning gas estimation */}
+            {params?.safeTxGas && (
+              <div className="section">
+                <Heading tag="h3">SafeTxGas</Heading>
+                <StyledTextBox>{params?.safeTxGas}</StyledTextBox>
+                <GasEstimationInfo
+                  appEstimation={params.safeTxGas}
+                  internalEstimation={estimatedSafeTxGas}
+                  loading={txEstimationExecutionStatus === EstimationStatus.LOADING}
+                />
+              </div>
+            )}
+
+            {/* Tx Parameters */}
+            <TxParametersDetail
+              txParameters={txParameters}
+              onEdit={toggleEditMode}
+              isTransactionCreation={isCreation}
+              isTransactionExecution={isExecution}
+              isOffChainSignature={isOffChainSignature}
+            />
+          </Container>
+
+          {/* Gas info */}
+          {txEstimationExecutionStatus === EstimationStatus.LOADING ? null : (
+            <TransactionFeesWrapper>
+              <TransactionFees
+                gasCostFormatted={gasCostFormatted}
+                isExecution={isExecution}
+                isCreation={isCreation}
+                isOffChainSignature={isOffChainSignature}
+                txEstimationExecutionStatus={txEstimationExecutionStatus}
+              />
+            </TransactionFeesWrapper>
+          )}
+
+          {/* Buttons */}
+          <FooterWrapper>
+            <ModalFooterConfirmation
+              cancelText="Cancel"
+              handleCancel={handleTxRejection}
+              handleOk={() => confirmTransactions(txParameters)}
+              okDisabled={areTxsMalformed}
+              okText="Submit"
+            />
+          </FooterWrapper>
+        </div>
+      )}
+    </EditableTxParameters>
+  )
+}
--- a/src/routes/safe/components/Apps/components/ConfirmTxModal/SafeAppLoadError.tsx
+++ b/src/routes/safe/components/Apps/components/ConfirmTxModal/SafeAppLoadError.tsx
@ -0,0 +1,47 @@
+import React, { ReactElement } from 'react'
+import { Icon, Text, Title, ModalFooterConfirmation } from '@gnosis.pm/safe-react-components'
+import styled from 'styled-components'
+import { ConfirmTxModalProps } from '.'
+
+const IconText = styled.div`
+  display: flex;
+  align-items: center;
+
+  span {
+    margin-right: 4px;
+  }
+`
+
+const FooterWrapper = styled.div`
+  margin-top: 15px;
+`
+
+export const SafeAppLoadError = ({ onTxReject, onClose }: ConfirmTxModalProps): ReactElement => {
+  const handleTxRejection = () => {
+    onTxReject()
+    onClose()
+  }
+
+  return (
+    <>
+      <IconText>
+        <Icon color="error" size="md" type="info" />
+        <Title size="xs">Transaction error</Title>
+      </IconText>
+      <Text size="lg">
+        This Safe App initiated a transaction which cannot be processed. Please get in touch with the developer of this
+        Safe App for more information.
+      </Text>
+
+      <FooterWrapper>
+        <ModalFooterConfirmation
+          cancelText="Cancel"
+          handleCancel={() => handleTxRejection()}
+          handleOk={() => {}}
+          okDisabled={true}
+          okText="Submit"
+        />
+      </FooterWrapper>
+    </>
+  )
+}
--- a/src/routes/safe/components/Apps/components/ConfirmTxModal/index.tsx
+++ b/src/routes/safe/components/Apps/components/ConfirmTxModal/index.tsx
@ -0,0 +1,72 @@
+import React, { ReactElement, useState } from 'react'
+import { Transaction } from '@gnosis.pm/safe-apps-sdk-v1'
+
+import Modal from 'src/components/Modal'
+import { SafeApp } from 'src/routes/safe/components/Apps/types.d'
+import { TransactionParams } from 'src/routes/safe/components/Apps/components/AppFrame'
+import { mustBeEthereumAddress } from 'src/components/forms/validator'
+import { SafeAppLoadError } from './SafeAppLoadError'
+import { ReviewConfirm } from './ReviewConfirm'
+import { DecodedDataParameterValue, DecodedData } from 'src/types/transactions/decode'
+import { DecodedTxDetail } from './DecodedTxDetail'
+
+export type ConfirmTxModalProps = {
+  isOpen: boolean
+  app: SafeApp
+  txs: Transaction[]
+  params?: TransactionParams
+  safeAddress: string
+  safeName: string
+  ethBalance: string
+  onUserConfirm: (safeTxHash: string) => void
+  onTxReject: () => void
+  onClose: () => void
+}
+
+const isTxValid = (t: Transaction): boolean => {
+  if (!['string', 'number'].includes(typeof t.value)) {
+    return false
+  }
+
+  if (typeof t.value === 'string' && !/^(0x)?[0-9a-f]+$/i.test(t.value)) {
+    return false
+  }
+
+  const isAddressValid = mustBeEthereumAddress(t.to) === undefined
+  return isAddressValid && !!t.data && typeof t.data === 'string'
+}
+
+export type DecodedTxDetail = DecodedDataParameterValue | DecodedData | undefined
+
+export const ConfirmTxModal = (props: ConfirmTxModalProps): ReactElement | null => {
+  const [decodedTxDetails, setDecodedTxDetails] = useState<DecodedTxDetail>()
+  const areTxsMalformed = props.txs.some((t) => !isTxValid(t))
+
+  const showDecodedTxData = setDecodedTxDetails
+  const hideDecodedTxData = () => setDecodedTxDetails(undefined)
+
+  const closeDecodedTxDetail = () => {
+    hideDecodedTxData()
+    props.onClose()
+  }
+
+  return (
+    <Modal description="Safe App transaction" title="Safe App transaction" open={props.isOpen}>
+      {areTxsMalformed && <SafeAppLoadError {...props} />}
+      {decodedTxDetails && (
+        <DecodedTxDetail
+          onClose={closeDecodedTxDetail}
+          hideDecodedTxData={hideDecodedTxData}
+          decodedTxData={decodedTxDetails}
+        />
+      )}
+
+      <ReviewConfirm
+        {...props}
+        areTxsMalformed={areTxsMalformed}
+        showDecodedTxData={showDecodedTxData}
+        hidden={areTxsMalformed || !!decodedTxDetails}
+      />
+    </Modal>
+  )
+}
--- a/src/routes/safe/components/Apps/utils.ts
+++ b/src/routes/safe/components/Apps/utils.ts
@ -26,7 +26,7 @@ export type StaticAppInfo = {
 export const staticAppsList: Array<StaticAppInfo> = [
  // 1inch
  {
-    url: `${process.env.REACT_APP_IPFS_GATEWAY}/QmRWtuktjfU6WMAEJFgzBC4cUfqp3FF5uN9QoWb55SdGG5`,
+    url: `${process.env.REACT_APP_IPFS_GATEWAY}/QmUXF1yVGdqUfMbhNyfM3jpP6Bw66cYnKPoWq6iHkhd3Aw`,
    disabled: false,
    networks: [ETHEREUM_NETWORK.MAINNET],
  },
--- a/src/routes/safe/components/Balances/Coins/styles.ts
+++ b/src/routes/safe/components/Balances/Coins/styles.ts
@ -12,7 +12,7 @@ export const styles = createStyles({
  },
  hide: {
    '&:hover': {
-      backgroundColor: '#fff3e2',
+      backgroundColor: '#f7f5f5',
    },
    '&:hover $actions': {
      visibility: 'initial',
--- a/src/routes/safe/components/Balances/SendModal/index.tsx
+++ b/src/routes/safe/components/Balances/SendModal/index.tsx
@ -133,6 +133,7 @@ const SendModal = ({

        {activeScreen === 'sendFunds' && (
          <SendFunds
+            initialValues={tx as ReviewTxProp}
            onClose={onClose}
            onReview={handleTxCreation}
            recipientAddress={recipientAddress}
--- a/src/routes/safe/components/Balances/SendModal/screens/SendFunds/index.tsx
+++ b/src/routes/safe/components/Balances/SendModal/screens/SendFunds/index.tsx
@ -68,6 +68,7 @@ export type SendFundsTx = {
 }

 type SendFundsProps = {
+  initialValues: SendFundsTx
  onClose: () => void
  onReview: (txInfo: unknown) => void
  recipientAddress?: string
@ -80,6 +81,7 @@ const InputAdornmentChildSymbol = ({ symbol }: { symbol?: string }): ReactElemen
 }

 const SendFunds = ({
+  initialValues,
  onClose,
  onReview,
  recipientAddress,
@ -93,12 +95,14 @@ const SendFunds = ({
    const defaultEntry = { address: recipientAddress || '', name: '' }

    // if there's nothing to lookup for, we return the default entry
-    if (!recipientAddress) {
+    if (!initialValues?.recipientAddress && !recipientAddress) {
      return defaultEntry
    }

+    // if there's something to lookup for, `initialValues` has precedence over `recipientAddress`
+    const predefinedAddress = initialValues?.recipientAddress ?? recipientAddress
    const addressBookEntry = addressBook.find(({ address }) => {
-      return sameAddress(recipientAddress, address)
+      return sameAddress(predefinedAddress, address)
    })

    // if found in the Address Book, then we return the entry
@ -170,7 +174,11 @@ const SendFunds = ({
      <Hairline />
      <GnoForm
        formMutators={formMutators}
-        initialValues={{ amount, recipientAddress, token: selectedToken }}
+        initialValues={{
+          amount: initialValues?.amount || amount,
+          recipientAddress: initialValues.recipientAddress || recipientAddress,
+          token: initialValues?.token || selectedToken,
+        }}
        onSubmit={handleSubmit}
        validation={sendFundsValidation}
      >
--- a/src/routes/safe/components/Settings/Advanced/style.ts
+++ b/src/routes/safe/components/Settings/Advanced/style.ts
@ -8,7 +8,7 @@ export const styles = createStyles({
  },
  hide: {
    '&:hover': {
-      backgroundColor: '#fff3e2',
+      backgroundColor: '#f7f5f5',
    },
    '&:hover $actions': {
      visibility: 'initial',
--- a/src/routes/safe/components/Settings/ManageOwners/AddOwnerModal/screens/Review/style.ts
+++ b/src/routes/safe/components/Settings/ManageOwners/AddOwnerModal/screens/Review/style.ts
@ -64,7 +64,7 @@ export const styles = createStyles({
  selectedOwner: {
    padding: sm,
    alignItems: 'center',
-    backgroundColor: '#fff3e2',
+    backgroundColor: '#f7f5f5',
  },
  user: {
    justifyContent: 'left',
--- a/src/routes/safe/components/Settings/ManageOwners/ReplaceOwnerModal/screens/Review/style.ts
+++ b/src/routes/safe/components/Settings/ManageOwners/ReplaceOwnerModal/screens/Review/style.ts
@ -69,7 +69,7 @@ export const styles = createStyles({
  selectedOwnerAdded: {
    padding: sm,
    alignItems: 'center',
-    backgroundColor: '#fff3e2',
+    backgroundColor: '#f7f5f5',
  },
  user: {
    justifyContent: 'left',
--- a/src/routes/safe/components/Settings/ManageOwners/style.ts
+++ b/src/routes/safe/components/Settings/ManageOwners/style.ts
@ -14,7 +14,7 @@ export const styles = createStyles({
  },
  hide: {
    '&:hover': {
-      backgroundColor: '#fff3e2',
+      backgroundColor: '#f7f5f5',
    },
    '&:hover $actions': {
      visibility: 'initial',
--- a/src/routes/safe/components/Settings/SpendingLimit/style.ts
+++ b/src/routes/safe/components/Settings/SpendingLimit/style.ts
@ -21,7 +21,7 @@ export const useStyles = makeStyles(
    },
    hide: {
      '&:hover': {
-        backgroundColor: '#fff3e2',
+        backgroundColor: '#f7f5f5',
      },
      '&:hover $actions': {
        visibility: 'initial',
--- a/src/theme/mui.ts
+++ b/src/theme/mui.ts
@ -455,7 +455,7 @@ export const DropdownListTheme = {
      },
      button: {
        '&:hover': {
-          backgroundColor: '#fff3e2',
+          backgroundColor: '#f7f5f5',
        },
      },
    },
--- a/src/types/transactions/decode.d.ts
+++ b/src/types/transactions/decode.d.ts
@ -0,0 +1,24 @@
+export type DecodedDataBasicParameter = {
+  name: string
+  type: string
+  value: string
+}
+export type DecodedDataParameterValue = {
+  operation: 0 | 1
+  to: string
+  value: string
+  data: string
+  dataDecoded: {
+    method: string
+    parameters: DecodedDataBasicParameter[]
+  } | null
+}
+
+export type DecodedDataParameter = {
+  valueDecoded?: DecodedDataParameterValue[]
+} & DecodedDataBasicParameter
+
+export type DecodedData = {
+  method: string
+  parameters: DecodedDataParameter[]
+}
--- a/src/utils/decodeTx.ts
+++ b/src/utils/decodeTx.ts
@ -0,0 +1,18 @@
+import axios from 'axios'
+
+import { getTxServiceUrl } from 'src/config'
+import { DecodedData } from 'src/types/transactions/decode.d'
+
+export const fetchTxDecoder = async (txData: string): Promise<DecodedData | null> => {
+  if (!txData?.length || txData === '0x') {
+    return null
+  }
+
+  const url = `${getTxServiceUrl()}/data-decoder/`
+  try {
+    const res = await axios.post<DecodedData>(url, { data: txData })
+    return res.data
+  } catch (error) {
+    return null
+  }
+}
--- a/yarn.lock
+++ b/yarn.lock
@ -1596,9 +1596,9 @@
    solc "0.5.14"
    truffle "^5.1.21"

-"@gnosis.pm/safe-react-components@https://github.com/gnosis/safe-react-components.git#f610327":
+"@gnosis.pm/safe-react-components@https://github.com/gnosis/safe-react-components.git#80f5db6":
  version "0.5.0"
-  resolved "https://github.com/gnosis/safe-react-components.git#f610327c109810547513079196514b05cda63844"
+  resolved "https://github.com/gnosis/safe-react-components.git#80f5db672d417ea410d58c8d713e46e16e3c7e7f"
  dependencies:
    classnames "^2.2.6"
    react-media "^1.10.0"