Merge pull request #1038 from gnosis/feature/supportCustomTX

[Contract Interaction] Support Hex Encoded Payload

.eslintrc.js

@@ -18,7 +18,6 @@ module.exports = {
     'react-hooks/rules-of-hooks': 'error',
     'react-hooks/exhaustive-deps': 'warn',
     'react/prop-types': 'off',
-    '@typescript-eslint/explicit-function-return-type': 'off',
     '@typescript-eslint/camelcase': 'off',
     '@typescript-eslint/no-var-requires': 'off',
     '@typescript-eslint/no-empty-function': 'off',

src/routes/safe/components/Balances/SendModal/index.tsx

@@ -19,6 +19,10 @@ const ContractInteraction = React.lazy(() => import('./screens/ContractInteracti
 
 const ContractInteractionReview: any = React.lazy(() => import('./screens/ContractInteraction/Review'))
 
+const SendCustomTx = React.lazy(() => import('./screens/ContractInteraction/SendCustomTx'))
+
+const ReviewCustomTx = React.lazy(() => import('./screens/ContractInteraction/ReviewCustomTx'))
+
 const useStyles = makeStyles({
   scalableModalWindow: {
     height: 'auto',
@@ -40,9 +44,11 @@ const SendModal = ({ activeScreenType, isOpen, onClose, recipientAddress, select
   const classes = useStyles()
   const [activeScreen, setActiveScreen] = useState(activeScreenType || 'chooseTxType')
   const [tx, setTx] = useState({})
+  const [isABI, setIsABI] = useState(true)
 
   useEffect(() => {
     setActiveScreen(activeScreenType || 'chooseTxType')
+    setIsABI(true)
     setTx({})
   }, [activeScreenType, isOpen])
 
@@ -53,9 +59,14 @@ const SendModal = ({ activeScreenType, isOpen, onClose, recipientAddress, select
     setTx(txInfo)
   }
 
-  const handleContractInteractionCreation = (contractInteractionInfo) => {
+  const handleContractInteractionCreation = (contractInteractionInfo: any, submit: boolean): void => {
     setTx(contractInteractionInfo)
-    setActiveScreen('contractInteractionReview')
+    if (submit) setActiveScreen('contractInteractionReview')
+  }
+
+  const handleCustomTxCreation = (customTxInfo: any, submit: boolean): void => {
+    setTx(customTxInfo)
+    if (submit) setActiveScreen('reviewCustomTx')
   }
 
   const handleSendCollectible = (txInfo) => {
@@ -63,6 +74,10 @@ const SendModal = ({ activeScreenType, isOpen, onClose, recipientAddress, select
     setTx(txInfo)
   }
 
+  const handleSwitchMethod = (): void => {
+    setIsABI(!isABI)
+  }
+
   return (
     <Modal
       description="Send Tokens Form"
@@ -93,17 +108,32 @@ const SendModal = ({ activeScreenType, isOpen, onClose, recipientAddress, select
         {activeScreen === 'reviewTx' && (
           <ReviewTx onClose={onClose} onPrev={() => setActiveScreen('sendFunds')} tx={tx} />
         )}
-        {activeScreen === 'contractInteraction' && (
+        {activeScreen === 'contractInteraction' && isABI && (
           <ContractInteraction
+            isABI={isABI}
+            switchMethod={handleSwitchMethod}
             contractAddress={recipientAddress}
             initialValues={tx}
             onClose={onClose}
             onNext={handleContractInteractionCreation}
           />
         )}
-        {activeScreen === 'contractInteractionReview' && tx && (
+        {activeScreen === 'contractInteractionReview' && isABI && tx && (
           <ContractInteractionReview onClose={onClose} onPrev={() => setActiveScreen('contractInteraction')} tx={tx} />
         )}
+        {activeScreen === 'contractInteraction' && !isABI && (
+          <SendCustomTx
+            initialValues={tx}
+            isABI={isABI}
+            switchMethod={handleSwitchMethod}
+            onClose={onClose}
+            onNext={handleCustomTxCreation}
+            contractAddress={recipientAddress}
+          />
+        )}
+        {activeScreen === 'reviewCustomTx' && (
+          <ReviewCustomTx onClose={onClose} onPrev={() => setActiveScreen('contractInteraction')} tx={tx} />
+        )}
         {activeScreen === 'sendCollectible' && (
           <SendCollectible
             initialValues={tx}

src/routes/safe/components/Balances/SendModal/screens/ContractInteraction/Review/index.tsx

@@ -50,7 +50,7 @@ const ContractInteractionReview = ({ onClose, onPrev, tx }: Props) => {
   useEffect(() => {
     let isCurrent = true
 
-    const estimateGas = async () => {
+    const estimateGas = async (): Promise<void> => {
       const { fromWei, toBN } = getWeb3().utils
       const txData = tx.data ? tx.data.trim() : ''
 

src/routes/safe/components/Balances/SendModal/screens/ContractInteraction/ReviewCustomTx/index.tsx

@@ -0,0 +1,184 @@
+import IconButton from '@material-ui/core/IconButton'
+import { makeStyles } from '@material-ui/core/styles'
+import Close from '@material-ui/icons/Close'
+import { useSnackbar } from 'notistack'
+import React, { useEffect, useState } from 'react'
+import { useDispatch, useSelector } from 'react-redux'
+
+import ArrowDown from '../../assets/arrow-down.svg'
+
+import { styles } from './style'
+
+import CopyBtn from 'src/components/CopyBtn'
+import EtherscanBtn from 'src/components/EtherscanBtn'
+import Identicon from 'src/components/Identicon'
+import Block from 'src/components/layout/Block'
+import Button from 'src/components/layout/Button'
+import Col from 'src/components/layout/Col'
+import Hairline from 'src/components/layout/Hairline'
+import Img from 'src/components/layout/Img'
+import Paragraph from 'src/components/layout/Paragraph'
+import Row from 'src/components/layout/Row'
+import { TX_NOTIFICATION_TYPES } from 'src/logic/safe/transactions'
+import { estimateTxGasCosts } from 'src/logic/safe/transactions/gasNew'
+import { formatAmount } from 'src/logic/tokens/utils/formatAmount'
+import { getEthAsToken } from 'src/logic/tokens/utils/tokenHelpers'
+import { getWeb3 } from 'src/logic/wallets/getWeb3'
+import SafeInfo from 'src/routes/safe/components/Balances/SendModal/SafeInfo'
+import { setImageToPlaceholder } from 'src/routes/safe/components/Balances/utils'
+import createTransaction from 'src/routes/safe/store/actions/createTransaction'
+import { safeSelector } from 'src/routes/safe/store/selectors'
+import { sm } from 'src/theme/variables'
+
+type Props = {
+  onClose: () => void
+  onPrev: () => void
+  tx: { contractAddress?: string; data?: string; value?: string }
+}
+
+const useStyles = makeStyles(styles)
+
+const ReviewCustomTx = ({ onClose, onPrev, tx }: Props) => {
+  const { enqueueSnackbar, closeSnackbar } = useSnackbar()
+  const classes = useStyles()
+  const dispatch = useDispatch()
+  const { address: safeAddress } = useSelector(safeSelector)
+  const [gasCosts, setGasCosts] = useState<string>('< 0.001')
+
+  useEffect(() => {
+    let isCurrent = true
+
+    const estimateGas = async () => {
+      const { fromWei, toBN } = getWeb3().utils
+      const txData = tx.data ? tx.data.trim() : ''
+
+      const estimatedGasCosts = await estimateTxGasCosts(safeAddress, tx.contractAddress, txData)
+      const gasCostsAsEth = fromWei(toBN(estimatedGasCosts), 'ether')
+      const formattedGasCosts = formatAmount(gasCostsAsEth)
+
+      if (isCurrent) {
+        setGasCosts(formattedGasCosts)
+      }
+    }
+
+    estimateGas()
+
+    return () => {
+      isCurrent = false
+    }
+  }, [safeAddress, tx.data, tx.contractAddress])
+
+  const submitTx = async (): Promise<void> => {
+    const web3 = getWeb3()
+    const txRecipient = tx.contractAddress
+    const txData = tx.data ? tx.data.trim() : ''
+    const txValue = tx.value ? web3.utils.toWei(tx.value, 'ether') : '0'
+
+    dispatch(
+      createTransaction({
+        safeAddress,
+        to: txRecipient,
+        valueInWei: txValue,
+        txData,
+        notifiedTransaction: TX_NOTIFICATION_TYPES.STANDARD_TX,
+        enqueueSnackbar,
+        closeSnackbar,
+      } as any),
+    )
+
+    onClose()
+  }
+
+  return (
+    <>
+      <Row align="center" className={classes.heading} grow>
+        <Paragraph className={classes.headingText} noMargin weight="bolder">
+          Send Custom Tx
+        </Paragraph>
+        <Paragraph className={classes.annotation}>2 of 2</Paragraph>
+        <IconButton disableRipple onClick={onClose}>
+          <Close className={classes.closeIcon} />
+        </IconButton>
+      </Row>
+      <Hairline />
+      <Block className={classes.container}>
+        <SafeInfo />
+        <Row margin="md">
+          <Col xs={1}>
+            <img alt="Arrow Down" src={ArrowDown} style={{ marginLeft: sm }} />
+          </Col>
+          <Col center="xs" layout="column" xs={11}>
+            <Hairline />
+          </Col>
+        </Row>
+        <Row margin="xs">
+          <Paragraph color="disabled" noMargin size="md" style={{ letterSpacing: '-0.5px' }}>
+            Recipient
+          </Paragraph>
+        </Row>
+        <Row align="center" margin="md">
+          <Col xs={1}>
+            <Identicon address={tx.contractAddress} diameter={32} />
+          </Col>
+          <Col layout="column" xs={11}>
+            <Block justify="left">
+              <Paragraph noMargin weight="bolder">
+                {tx.contractAddress}
+              </Paragraph>
+              <CopyBtn content={tx.contractAddress} />
+              <EtherscanBtn type="address" value={tx.contractAddress} />
+            </Block>
+          </Col>
+        </Row>
+        <Row margin="xs">
+          <Paragraph color="disabled" noMargin size="md" style={{ letterSpacing: '-0.5px' }}>
+            Value
+          </Paragraph>
+        </Row>
+        <Row align="center" margin="md">
+          <Img alt="Ether" height={28} onError={setImageToPlaceholder} src={getEthAsToken('0').logoUri} />
+          <Paragraph className={classes.value} noMargin size="md">
+            {tx.value || 0}
+            {' ETH'}
+          </Paragraph>
+        </Row>
+        <Row margin="xs">
+          <Paragraph color="disabled" noMargin size="md" style={{ letterSpacing: '-0.5px' }}>
+            Data (hex encoded)
+          </Paragraph>
+        </Row>
+        <Row align="center" margin="md">
+          <Col className={classes.outerData}>
+            <Row className={classes.data} size="md">
+              {tx.data}
+            </Row>
+          </Col>
+        </Row>
+        <Row>
+          <Paragraph>
+            {`You're about to create a transaction and will have to confirm it with your currently connected wallet. Make sure you have ${gasCosts} (fee price) ETH in this wallet to fund this confirmation.`}
+          </Paragraph>
+        </Row>
+      </Block>
+      <Hairline />
+      <Row align="center" className={classes.buttonRow}>
+        <Button minWidth={140} onClick={onPrev}>
+          Back
+        </Button>
+        <Button
+          className={classes.submitButton}
+          color="primary"
+          data-testid="submit-tx-btn"
+          minWidth={140}
+          onClick={submitTx}
+          type="submit"
+          variant="contained"
+        >
+          Submit
+        </Button>
+      </Row>
+    </>
+  )
+}
+
+export default ReviewCustomTx

src/routes/safe/components/Balances/SendModal/screens/ContractInteraction/ReviewCustomTx/style.ts

@@ -0,0 +1,58 @@
+import { border, lg, md, secondaryText, sm } from 'src/theme/variables'
+import { createStyles } from '@material-ui/core'
+
+export const styles = createStyles({
+  heading: {
+    padding: `${md} ${lg}`,
+    justifyContent: 'flex-start',
+    boxSizing: 'border-box',
+    maxHeight: '75px',
+  },
+  annotation: {
+    letterSpacing: '-1px',
+    color: secondaryText,
+    marginRight: 'auto',
+    marginLeft: '20px',
+  },
+  headingText: {
+    fontSize: lg,
+  },
+  closeIcon: {
+    height: '35px',
+    width: '35px',
+  },
+  container: {
+    padding: `${md} ${lg}`,
+  },
+  value: {
+    marginLeft: sm,
+  },
+  outerData: {
+    borderRadius: '5px',
+    border: `1px solid ${border}`,
+    padding: '11px',
+    minHeight: '21px',
+  },
+  data: {
+    wordBreak: 'break-all',
+    overflow: 'auto',
+    fontSize: '14px',
+    fontFamily: 'Averta',
+    maxHeight: '100px',
+    letterSpacing: 'normal',
+    fontStretch: 'normal',
+    lineHeight: '1.43',
+  },
+  buttonRow: {
+    height: '84px',
+    justifyContent: 'center',
+    '& > button': {
+      fontFamily: 'Averta',
+      fontSize: md,
+    },
+  },
+  submitButton: {
+    boxShadow: '1px 2px 10px 0 rgba(212, 212, 211, 0.59)',
+    marginLeft: '15px',
+  },
+})

src/routes/safe/components/Balances/SendModal/screens/ContractInteraction/SendCustomTx/index.tsx

@@ -0,0 +1,278 @@
+import IconButton from '@material-ui/core/IconButton'
+import InputAdornment from '@material-ui/core/InputAdornment'
+import Switch from '@material-ui/core/Switch'
+import { makeStyles } from '@material-ui/core/styles'
+import Close from '@material-ui/icons/Close'
+import React, { useState } from 'react'
+import { useSelector } from 'react-redux'
+
+import ArrowDown from '../../assets/arrow-down.svg'
+
+import { styles } from './style'
+
+import QRIcon from 'src/assets/icons/qrcode.svg'
+import CopyBtn from 'src/components/CopyBtn'
+import EtherscanBtn from 'src/components/EtherscanBtn'
+import Identicon from 'src/components/Identicon'
+import ScanQRModal from 'src/components/ScanQRModal'
+import Field from 'src/components/forms/Field'
+import GnoForm from 'src/components/forms/GnoForm'
+import TextField from 'src/components/forms/TextField'
+import TextareaField from 'src/components/forms/TextareaField'
+import { composeValidators, maxValue, mustBeFloat, greaterThan } from 'src/components/forms/validator'
+import Block from 'src/components/layout/Block'
+import Button from 'src/components/layout/Button'
+import ButtonLink from 'src/components/layout/ButtonLink'
+import Col from 'src/components/layout/Col'
+import Hairline from 'src/components/layout/Hairline'
+import Img from 'src/components/layout/Img'
+import Paragraph from 'src/components/layout/Paragraph'
+import Row from 'src/components/layout/Row'
+import SafeInfo from 'src/routes/safe/components/Balances/SendModal/SafeInfo'
+import AddressBookInput from 'src/routes/safe/components/Balances/SendModal/screens/AddressBookInput'
+import { safeSelector } from 'src/routes/safe/store/selectors'
+import { sm } from 'src/theme/variables'
+
+export interface CreatedTx {
+  contractAddress: string
+  data: string
+  value: string | number
+}
+
+type Props = {
+  initialValues: { contractAddress?: string }
+  onClose: () => void
+  onNext: (tx: CreatedTx, submit: boolean) => void
+  isABI: boolean
+  switchMethod: () => void
+  contractAddress: string
+}
+
+const useStyles = makeStyles(styles)
+
+const SendCustomTx: React.FC<Props> = ({ initialValues, onClose, onNext, contractAddress, switchMethod, isABI }) => {
+  const classes = useStyles()
+  const { ethBalance } = useSelector(safeSelector)
+  const [qrModalOpen, setQrModalOpen] = useState<boolean>(false)
+  const [selectedEntry, setSelectedEntry] = useState<{ address?: string; name?: string } | null>({
+    address: contractAddress || initialValues.contractAddress,
+    name: '',
+  })
+  const [isValidAddress, setIsValidAddress] = useState<boolean>(true)
+
+  const saveForm = async (values) => {
+    await handleSubmit(values, false)
+    switchMethod()
+  }
+
+  const handleSubmit = (values: any, submit = true) => {
+    if (values.data || values.value) {
+      onNext(values, submit)
+    }
+  }
+
+  const openQrModal = () => {
+    setQrModalOpen(true)
+  }
+
+  const closeQrModal = () => {
+    setQrModalOpen(false)
+  }
+
+  const formMutators = {
+    setMax: (args, state, utils) => {
+      utils.changeValue(state, 'value', () => ethBalance)
+    },
+    setRecipient: (args, state, utils) => {
+      utils.changeValue(state, 'contractAddress', () => args[0])
+    },
+  }
+
+  return (
+    <>
+      <Row align="center" className={classes.heading} grow>
+        <Paragraph className={classes.manage} noMargin weight="bolder">
+          Send custom transactions
+        </Paragraph>
+        <Paragraph className={classes.annotation}>1 of 2</Paragraph>
+        <IconButton disableRipple onClick={onClose}>
+          <Close className={classes.closeIcon} />
+        </IconButton>
+      </Row>
+      <Hairline />
+      <GnoForm
+        formMutators={formMutators}
+        initialValues={initialValues}
+        subscription={{ submitting: true, pristine: true, values: true }}
+        onSubmit={handleSubmit}
+      >
+        {(...args) => {
+          const mutators = args[3]
+          const pristine = args[2].pristine
+          let shouldDisableSubmitButton = !isValidAddress
+          if (selectedEntry) {
+            shouldDisableSubmitButton = !selectedEntry.address
+          }
+
+          const handleScan = (value) => {
+            let scannedAddress = value
+
+            if (scannedAddress.startsWith('ethereum:')) {
+              scannedAddress = scannedAddress.replace('ethereum:', '')
+            }
+
+            mutators.setRecipient(scannedAddress)
+            closeQrModal()
+          }
+
+          return (
+            <>
+              <Block className={classes.formContainer}>
+                <SafeInfo />
+                <Row margin="md">
+                  <Col xs={1}>
+                    <img alt="Arrow Down" src={ArrowDown} style={{ marginLeft: sm }} />
+                  </Col>
+                  <Col center="xs" layout="column" xs={11}>
+                    <Hairline />
+                  </Col>
+                </Row>
+                {selectedEntry && selectedEntry.address ? (
+                  <div
+                    onKeyDown={(e) => {
+                      if (e.keyCode !== 9) {
+                        setSelectedEntry(null)
+                      }
+                    }}
+                    role="listbox"
+                    tabIndex={0}
+                  >
+                    <Row margin="xs">
+                      <Paragraph color="disabled" noMargin size="md" style={{ letterSpacing: '-0.5px' }}>
+                        Recipient
+                      </Paragraph>
+                    </Row>
+                    <Row align="center" margin="md">
+                      <Col xs={1}>
+                        <Identicon address={selectedEntry.address} diameter={32} />
+                      </Col>
+                      <Col layout="column" xs={11}>
+                        <Block justify="left">
+                          <Block>
+                            <Paragraph
+                              className={classes.selectAddress}
+                              noMargin
+                              onClick={() => setSelectedEntry(null)}
+                              weight="bolder"
+                            >
+                              {selectedEntry.name}
+                            </Paragraph>
+                            <Paragraph
+                              className={classes.selectAddress}
+                              noMargin
+                              onClick={() => setSelectedEntry(null)}
+                              weight="bolder"
+                            >
+                              {selectedEntry.address}
+                            </Paragraph>
+                          </Block>
+                          <CopyBtn content={selectedEntry.address} />
+                          <EtherscanBtn type="address" value={selectedEntry.address} />
+                        </Block>
+                      </Col>
+                    </Row>
+                  </div>
+                ) : (
+                  <>
+                    <Row margin="md">
+                      <Col xs={11}>
+                        <AddressBookInput
+                          fieldMutator={mutators.setRecipient}
+                          isCustomTx
+                          pristine={pristine}
+                          setIsValidAddress={setIsValidAddress}
+                          setSelectedEntry={setSelectedEntry}
+                        />
+                      </Col>
+                      <Col center="xs" className={classes} middle="xs" xs={1}>
+                        <Img
+                          alt="Scan QR"
+                          className={classes.qrCodeBtn}
+                          height={20}
+                          onClick={() => {
+                            openQrModal()
+                          }}
+                          role="button"
+                          src={QRIcon}
+                        />
+                      </Col>
+                    </Row>
+                  </>
+                )}
+                <Row margin="xs">
+                  <Col between="lg">
+                    <Paragraph color="disabled" noMargin size="md" style={{ letterSpacing: '-0.5px' }}>
+                      Value
+                    </Paragraph>
+                    <ButtonLink onClick={mutators.setMax} weight="bold">
+                      Send max
+                    </ButtonLink>
+                  </Col>
+                </Row>
+                <Row margin="md">
+                  <Col>
+                    <Field
+                      component={TextField}
+                      inputAdornment={{
+                        endAdornment: <InputAdornment position="end">ETH</InputAdornment>,
+                      }}
+                      name="value"
+                      placeholder="Value*"
+                      text="Value*"
+                      type="text"
+                      validate={composeValidators(mustBeFloat, maxValue(ethBalance), greaterThan(0))}
+                    />
+                  </Col>
+                </Row>
+                <Row margin="sm">
+                  <Col>
+                    <TextareaField
+                      name="data"
+                      placeholder="Data (hex encoded)*"
+                      text="Data (hex encoded)*"
+                      type="text"
+                    />
+                  </Col>
+                </Row>
+                <Paragraph color="disabled" noMargin size="md" style={{ letterSpacing: '-0.5px' }}>
+                  Use custom data (hex encoded)
+                  <Switch onChange={() => saveForm(args[2].values)} checked={!isABI} />
+                </Paragraph>
+              </Block>
+              <Hairline />
+              <Row align="center" className={classes.buttonRow}>
+                <Button minWidth={140} onClick={onClose}>
+                  Cancel
+                </Button>
+                <Button
+                  className={classes.submitButton}
+                  color="primary"
+                  data-testid="review-tx-btn"
+                  disabled={shouldDisableSubmitButton}
+                  minWidth={140}
+                  type="submit"
+                  variant="contained"
+                >
+                  Review
+                </Button>
+              </Row>
+              {qrModalOpen && <ScanQRModal isOpen={qrModalOpen} onClose={closeQrModal} onScan={handleScan} />}
+            </>
+          )
+        }}
+      </GnoForm>
+    </>
+  )
+}
+
+export default SendCustomTx

src/routes/safe/components/Balances/SendModal/screens/ContractInteraction/SendCustomTx/style.ts

@@ -0,0 +1,51 @@
+import { lg, md } from 'src/theme/variables'
+import { createStyles } from '@material-ui/core'
+
+export const styles = createStyles({
+  heading: {
+    padding: `${md} ${lg}`,
+    justifyContent: 'flex-start',
+    boxSizing: 'border-box',
+    maxHeight: '75px',
+  },
+  annotation: {
+    letterSpacing: '-1px',
+    color: '#a2a8ba',
+    marginRight: 'auto',
+    marginLeft: '20px',
+  },
+  manage: {
+    fontSize: lg,
+  },
+  closeIcon: {
+    height: '35px',
+    width: '35px',
+  },
+  qrCodeBtn: {
+    cursor: 'pointer',
+  },
+  formContainer: {
+    padding: `${md} ${lg}`,
+  },
+  buttonRow: {
+    height: '84px',
+    justifyContent: 'center',
+    '& > button': {
+      fontFamily: 'Averta',
+      fontSize: md,
+    },
+  },
+  submitButton: {
+    boxShadow: '1px 2px 10px 0 rgba(212, 212, 211, 0.59)',
+    marginLeft: '15px',
+  },
+  dataInput: {
+    '& TextField-root-294': {
+      lineHeight: 'auto',
+      border: 'green',
+    },
+  },
+  selectAddress: {
+    cursor: 'pointer',
+  },
+})

src/routes/safe/components/Balances/SendModal/screens/ContractInteraction/index.tsx

@@ -1,13 +1,14 @@
 import { makeStyles } from '@material-ui/core/styles'
 import React from 'react'
 import { useSelector } from 'react-redux'
-
+import Switch from '@material-ui/core/Switch'
 import { styles } from './style'
 import GnoForm from 'src/components/forms/GnoForm'
 import Block from 'src/components/layout/Block'
 import Hairline from 'src/components/layout/Hairline'
 import SafeInfo from 'src/routes/safe/components/Balances/SendModal/SafeInfo'
 import { safeSelector } from 'src/routes/safe/store/selectors'
+import Paragraph from 'src/components/layout/Paragraph'
 import Buttons from './Buttons'
 import ContractABI from './ContractABI'
 import EthAddressInput from './EthAddressInput'
@@ -33,11 +34,20 @@ export interface CreatedTx {
 export interface ContractInteractionProps {
   contractAddress: string
   initialValues: { contractAddress?: string }
+  isABI: boolean
   onClose: () => void
-  onNext: (tx: CreatedTx) => void
+  switchMethod: () => void
+  onNext: (tx: CreatedTx, submit: boolean) => void
 }
 
-const ContractInteraction = ({ contractAddress, initialValues, onClose, onNext }: ContractInteractionProps) => {
+const ContractInteraction: React.FC<ContractInteractionProps> = ({
+  contractAddress,
+  initialValues,
+  onClose,
+  onNext,
+  switchMethod,
+  isABI,
+}) => {
   const classes = useStyles()
   const { address: safeAddress = '' } = useSelector(safeSelector)
   let setCallResults
@@ -48,13 +58,21 @@ const ContractInteraction = ({ contractAddress, initialValues, onClose, onNext }
     }
   }, [contractAddress, initialValues.contractAddress])
 
-  const handleSubmit = async ({ contractAddress, selectedMethod, value, ...values }) => {
+  const saveForm = async (values: CreatedTx): Promise<void> => {
+    await handleSubmit(values, false)
+    switchMethod()
+  }
+
+  const handleSubmit = async (
+    { contractAddress, selectedMethod, value, ...values },
+    submit = true,
+  ): Promise<void | any> => {
     if (value || (contractAddress && selectedMethod)) {
       try {
         const txObject = createTxObject(selectedMethod, contractAddress, values)
         const data = txObject.encodeABI()
 
-        if (isReadMethod(selectedMethod)) {
+        if (isReadMethod(selectedMethod) && submit) {
           const result = await txObject.call({ from: safeAddress })
           setCallResults(result)
 
@@ -62,7 +80,7 @@ const ContractInteraction = ({ contractAddress, initialValues, onClose, onNext }
           return
         }
 
-        onNext({ ...values, contractAddress, data, selectedMethod, value })
+        onNext({ ...values, contractAddress, data, selectedMethod, value }, submit)
       } catch (error) {
         return handleSubmitError(error, values)
       }
@@ -78,7 +96,7 @@ const ContractInteraction = ({ contractAddress, initialValues, onClose, onNext }
         formMutators={formMutators}
         initialValues={initialValues}
         onSubmit={handleSubmit}
-        subscription={{ submitting: true, pristine: true }}
+        subscription={{ submitting: true, pristine: true, values: true }}
       >
         {(submitting, validating, rest, mutators) => {
           setCallResults = mutators.setCallResults
@@ -99,6 +117,10 @@ const ContractInteraction = ({ contractAddress, initialValues, onClose, onNext }
                 <RenderInputParams />
                 <RenderOutputParams />
                 <FormErrorMessage />
+                <Paragraph color="disabled" noMargin size="md" style={{ letterSpacing: '-0.5px' }}>
+                  Use custom data (hex encoded)
+                  <Switch checked={!isABI} onChange={() => saveForm(rest.values)} />
+                </Paragraph>
               </Block>
               <Hairline />
               <Buttons onClose={onClose} />