Merge branch 'main' into main

components/Select.tsx

@@ -3,13 +3,11 @@ import { mauve, mauveDark, purple, purpleDark } from '@radix-ui/colors'
 import { useTheme } from 'next-themes'
 import { styled } from '../stitches.config'
 import dynamic from 'next/dynamic'
-import type { Props } from 'react-select'
+import type { Props, StylesConfig } from 'react-select'
 const SelectInput = dynamic(() => import('react-select'), { ssr: false })
+const CreatableSelectInput = dynamic(() => import('react-select/creatable'), { ssr: false })
 
-// eslint-disable-next-line react/display-name
+const getColors = (isDark: boolean) => {
-const Select = forwardRef<any, Props>((props, ref) => {
-  const { theme } = useTheme()
-  const isDark = theme === 'dark'
   const colors: any = {
     // primary: pink.pink9,
     active: isDark ? purpleDark.purple9 : purple.purple9,
@@ -30,15 +28,17 @@ const Select = forwardRef<any, Props>((props, ref) => {
   }
   colors.outline = colors.background
   colors.selected = colors.secondary
-  return (
+  return colors
-    <SelectInput
+}
-      ref={ref}
+
-      menuPosition={props.menuPosition || 'fixed'}
+const getStyles = (isDark: boolean) => {
-      styles={{
+  const colors = getColors(isDark)
+  const styles: StylesConfig = {
     container: provided => {
       return {
         ...provided,
-            position: 'relative'
+        position: 'relative',
+        width: '100%'
       }
     },
     singleValue: provided => ({
@@ -107,16 +107,57 @@ const Select = forwardRef<any, Props>((props, ref) => {
     dropdownIndicator: (provided, state) => {
       return {
         ...provided,
+        padding: 6,
         color: state.isFocused ? colors.border : colors.secondary,
         ':hover': {
           color: colors.border
         }
       }
+    },
+    clearIndicator: provided => {
+      return {
+        ...provided,
+        padding: 6,
+        color: colors.secondary,
+        ':hover': {
+          color: colors.border
         }
-      }}
+      }
+    }
+  }
+  return styles
+}
+
+// eslint-disable-next-line react/display-name
+const Select = forwardRef<any, Props>((props, ref) => {
+  const { theme } = useTheme()
+  const isDark = theme === 'dark'
+  const styles = getStyles(isDark)
+  return (
+    <SelectInput
+      ref={ref}
+      menuPosition={props.menuPosition || 'fixed'}
+      styles={styles}
+      {...props}
+    />
+  )
+})
+
+// eslint-disable-next-line react/display-name
+const Creatable = forwardRef<any, Props>((props, ref) => {
+  const { theme } = useTheme()
+  const isDark = theme === 'dark'
+  const styles = getStyles(isDark)
+  return (
+    <CreatableSelectInput
+      ref={ref}
+      formatCreateLabel={label => `Enter "${label}"`}
+      menuPosition={props.menuPosition || 'fixed'}
+      styles={styles}
       {...props}
     />
   )
 })
 
 export default styled(Select, {})
+export const CreatableSelect = styled(Creatable, {})

components/Sequence.tsx

@@ -0,0 +1,71 @@
+import { FC, useCallback, useState } from 'react'
+import state from '../state'
+import { Flex, Input, Button } from '.'
+import fetchAccountInfo from '../utils/accountInfo'
+import { useSnapshot } from 'valtio'
+
+interface AccountSequenceProps {
+  address?: string
+}
+const AccountSequence: FC<AccountSequenceProps> = ({ address }) => {
+  const { accounts } = useSnapshot(state)
+  const account = accounts.find(acc => acc.address === address)
+  const [isLoading, setIsLoading] = useState(false)
+  const setSequence = useCallback(
+    (sequence: number) => {
+      const acc = state.accounts.find(acc => acc.address == address)
+      if (!acc) return
+      acc.sequence = sequence
+    },
+    [address]
+  )
+  const handleUpdateSequence = useCallback(
+    async (silent?: boolean) => {
+      if (!account) return
+      setIsLoading(true)
+
+      const info = await fetchAccountInfo(account.address, { silent })
+      if (info) {
+        setSequence(info.Sequence)
+      }
+
+      setIsLoading(false)
+    },
+    [account, setSequence]
+  )
+  const disabled = !account
+  return (
+    <Flex row align="center" fluid>
+      <Input
+        placeholder="Account sequence"
+        value={account?.sequence || ""}
+        disabled={!account}
+        type="number"
+        readOnly={true}
+      />
+      <Button
+        size="xs"
+        variant="primary"
+        type="button"
+        outline
+        disabled={disabled}
+        isDisabled={disabled}
+        isLoading={isLoading}
+        css={{
+          background: '$backgroundAlt',
+          position: 'absolute',
+          right: '$2',
+          fontSize: '$xs',
+          cursor: 'pointer',
+          alignContent: 'center',
+          display: 'flex'
+        }}
+        onClick={() => handleUpdateSequence()}
+      >
+        Update
+      </Button>
+    </Flex>
+  )
+}
+
+export default AccountSequence

components/SetHookDialog.tsx

@@ -21,6 +21,7 @@ import { prepareDeployHookTx, sha256 } from '../state/actions/deployHook'
 import estimateFee from '../utils/estimateFee'
 import { getParameters, getInvokeOptions, transactionOptions, SetHookData } from '../utils/setHook'
 import { capitalize } from '../utils/helpers'
+import AccountSequence from './Sequence'
 
 export const SetHookDialog: React.FC<{ accountAddress: string }> = React.memo(
   ({ accountAddress }) => {
@@ -190,6 +191,10 @@ export const SetHookDialog: React.FC<{ accountAddress: string }> = React.memo(
                     onChange={(acc: any) => setSelectedAccount(acc)}
                   />
                 </Box>
+                <Box css={{ width: '100%', position: 'relative' }}>
+                  <Label>Sequence</Label>
+                  <AccountSequence address={selectedAccount?.value} />
+                </Box>
                 <Box css={{ width: '100%' }}>
                   <Label>Invoke on transactions</Label>
                   <Controller

components/Transaction/index.tsx

@@ -20,6 +20,7 @@ import { TxUI } from './ui'
 import { default as _estimateFee } from '../../utils/estimateFee'
 import toast from 'react-hot-toast'
 import { combineFlags, extractFlags, transactionFlags } from '../../state/constants/flags'
+import { SetHookData, toHex } from '../../utils/setHook'
 
 export interface TransactionProps {
   header: string
@@ -40,20 +41,40 @@ const Transaction: FC<TransactionProps> = ({ header, state: txState, ...props })
 
   const prepareOptions = useCallback(
     (state: Partial<TransactionState> = txState) => {
-      const { selectedTransaction, selectedDestAccount, selectedAccount, txFields, selectedFlags } =
+      const {
-        state
+        selectedTransaction,
+        selectedAccount,
+        txFields,
+        selectedFlags,
+        hookParameters,
+        memos
+      } = state
 
       const TransactionType = selectedTransaction?.value || null
-      const Destination = selectedDestAccount?.value || txFields?.Destination
       const Account = selectedAccount?.value || null
       const Flags = combineFlags(selectedFlags?.map(flag => flag.value)) || txFields?.Flags
+      const HookParameters = Object.entries(hookParameters || {}).reduce<
+        SetHookData['HookParameters']
+      >((acc, [_, { label, value }]) => {
+        return acc.concat({
+          HookParameter: { HookParameterName: toHex(label), HookParameterValue: value }
+        })
+      }, [])
+      const Memos = memos
+        ? Object.entries(memos).reduce<SetHookData['Memos']>((acc, [_, { format, data, type }]) => {
+            return acc?.concat({
+              Memo: { MemoData: data, MemoFormat: toHex(format), MemoType: toHex(type) }
+            })
+          }, [])
+        : undefined
 
       return prepareTransaction({
         ...txFields,
+        HookParameters,
         Flags,
         TransactionType,
-        Destination,
+        Account,
-        Account
+        Memos
       })
     },
     [txState]
@@ -69,15 +90,29 @@ const Transaction: FC<TransactionProps> = ({ header, state: txState, ...props })
     }
   }, [selectedAccount?.value, selectedTransaction?.value, setState, txIsLoading])
 
+  const getJsonString = useCallback(
+    (state?: Partial<TransactionState>) =>
+      JSON.stringify(prepareOptions?.(state) || {}, null, editorSettings.tabSize),
+    [editorSettings.tabSize, prepareOptions]
+  )
+
+  const saveEditorState = useCallback(
+    (value: string = '', transactionType?: string) => {
+      const pTx = prepareState(value, transactionType)
+      if (pTx) {
+        pTx.editorValue = getJsonString(pTx)
+        return setState(pTx)
+      }
+    },
+    [getJsonString, setState]
+  )
+
   const submitTest = useCallback(async () => {
     let st: TransactionState | undefined
     const tt = txState.selectedTransaction?.value
     if (viewType === 'json') {
-      // save the editor state first
+      st = saveEditorState(editorValue, tt)
-      const pst = prepareState(editorValue || '', tt)
+      if (!st) return
-      if (!pst) return
-
-      st = setState(pst)
     }
 
     const account = accounts.find(acc => acc.address === selectedAccount?.value)
@@ -90,11 +125,12 @@ const Transaction: FC<TransactionProps> = ({ header, state: txState, ...props })
         throw Error('Account must be selected from imported accounts!')
       }
       const options = prepareOptions(st)
-
+      // delete unnecessary fields
-      const fields = getTxFields(options.TransactionType)
+      Object.keys(options).forEach(field => {
-      if (fields.Destination && !options.Destination) {
+        if (!options[field]) {
-        throw Error('Destination account is required!')
+          delete options[field]
         }
+      })
 
       await sendTransaction(account, options, { logPrefix })
     } catch (error) {
@@ -108,23 +144,18 @@ const Transaction: FC<TransactionProps> = ({ header, state: txState, ...props })
     }
     setState({ txIsLoading: false })
   }, [
+    txState.selectedTransaction?.value,
     viewType,
     accounts,
     txIsDisabled,
     setState,
     header,
+    saveEditorState,
     editorValue,
-    txState,
     selectedAccount?.value,
     prepareOptions
   ])
 
-  const getJsonString = useCallback(
-    (state?: Partial<TransactionState>) =>
-      JSON.stringify(prepareOptions?.(state) || {}, null, editorSettings.tabSize),
-    [editorSettings.tabSize, prepareOptions]
-  )
-
   const resetState = useCallback(
     (transactionType: SelectOption | undefined = defaultTransactionType) => {
       const fields = getTxFields(transactionType?.value)
@@ -134,13 +165,6 @@ const Transaction: FC<TransactionProps> = ({ header, state: txState, ...props })
         selectedTransaction: transactionType
       }
 
-      if (fields.Destination !== undefined) {
-        nwState.selectedDestAccount = null
-        fields.Destination = ''
-      } else {
-        fields.Destination = undefined
-      }
-
       if (transactionType?.value && transactionFlags[transactionType?.value] && fields.Flags) {
         nwState.selectedFlags = extractFlags(transactionType.value, fields.Flags)
         fields.Flags = undefined
@@ -177,11 +201,21 @@ const Transaction: FC<TransactionProps> = ({ header, state: txState, ...props })
     [accounts, prepareOptions, setState, txState]
   )
 
+  const switchToJson = useCallback(() => {
+    const editorValue = getJsonString()
+    setState({ viewType: 'json', editorValue })
+  }, [getJsonString, setState])
+
+  const switchToUI = useCallback(() => {
+    setState({ viewType: 'ui' })
+  }, [setState])
+
   return (
     <Box css={{ position: 'relative', height: 'calc(100% - 28px)' }} {...props}>
       {viewType === 'json' ? (
         <TxJson
           getJsonString={getJsonString}
+          saveEditorState={saveEditorState}
           header={header}
           state={txState}
           setState={setState}
@@ -189,6 +223,7 @@ const Transaction: FC<TransactionProps> = ({ header, state: txState, ...props })
         />
       ) : (
         <TxUI
+          switchToJson={switchToJson}
           state={txState}
           resetState={resetState}
           setState={setState}
@@ -209,8 +244,8 @@ const Transaction: FC<TransactionProps> = ({ header, state: txState, ...props })
         <Button
           onClick={() => {
             if (viewType === 'ui') {
-              setState({ viewType: 'json' })
+              switchToJson()
-            } else setState({ viewType: 'ui' })
+            } else switchToUI()
           }}
           outline
         >

components/Transaction/json.tsx

@@ -1,6 +1,6 @@
-import { FC, useCallback, useEffect, useMemo, useState } from 'react'
+import { FC, useCallback, useEffect, useState } from 'react'
 import { useSnapshot } from 'valtio'
-import state, { prepareState, transactionsData, TransactionState } from '../../state'
+import state, { transactionsData, TransactionState } from '../../state'
 import Text from '../Text'
 import { Flex, Link } from '..'
 import { showAlert } from '../../state/actions/showAlert'
@@ -11,27 +11,27 @@ import Monaco from '../Monaco'
 import type monaco from 'monaco-editor'
 
 interface JsonProps {
-  getJsonString?: (state?: Partial<TransactionState>) => string
+  getJsonString: (st?: Partial<TransactionState>) => string
+  saveEditorState: (val?: string, tt?: string) => TransactionState | undefined
   header?: string
   setState: (pTx?: Partial<TransactionState> | undefined) => void
   state: TransactionState
   estimateFee?: () => Promise<string | undefined>
 }
 
-export const TxJson: FC<JsonProps> = ({ getJsonString, state: txState, header, setState }) => {
+export const TxJson: FC<JsonProps> = ({
+  getJsonString,
+  state: txState,
+  header,
+  setState,
+  saveEditorState
+}) => {
   const { editorSettings, accounts } = useSnapshot(state)
-  const { editorValue, estimatedFee } = txState
+  const { editorValue, estimatedFee, editorIsSaved } = txState
   const [currTxType, setCurrTxType] = useState<string | undefined>(
     txState.selectedTransaction?.value
   )
 
-  useEffect(() => {
-    setState({
-      editorValue: getJsonString?.()
-    })
-    // eslint-disable-next-line react-hooks/exhaustive-deps
-  }, [])
-
   useEffect(() => {
     const parsed = parseJSON(editorValue)
     if (!parsed) return
@@ -44,29 +44,19 @@ export const TxJson: FC<JsonProps> = ({ getJsonString, state: txState, header, s
     }
   }, [editorValue])
 
-  const saveState = (value: string, transactionType?: string) => {
-    const tx = prepareState(value, transactionType)
-    if (tx) {
-      setState(tx)
-      setState({
-        editorValue: getJsonString?.(tx)
-      })
-    }
-  }
-
   const discardChanges = () => {
     showAlert('Confirm', {
       body: 'Are you sure to discard these changes?',
       confirmText: 'Yes',
       onCancel: () => {},
-      onConfirm: () => setState({ editorValue: getJsonString?.() })
+      onConfirm: () => setState({ editorValue: getJsonString() })
     })
   }
 
   const onExit = (value: string) => {
     const options = parseJSON(value)
     if (options) {
-      saveState(value, currTxType)
+      saveEditorState(value, currTxType)
       return
     }
     showAlert('Error!', {
@@ -163,8 +153,6 @@ export const TxJson: FC<JsonProps> = ({ getJsonString, state: txState, header, s
     })
   }, [getSchemas, monacoInst])
 
-  const hasUnsaved = useMemo(() => editorValue !== getJsonString?.(), [editorValue, getJsonString])
-
   return (
     <Monaco
       rootProps={{
@@ -174,7 +162,7 @@ export const TxJson: FC<JsonProps> = ({ getJsonString, state: txState, header, s
       id={header}
       height="100%"
       value={editorValue}
-      onChange={val => setState({ editorValue: val })}
+      onChange={val => setState({ editorValue: val, editorIsSaved: false })}
       onMount={(editor, monaco) => {
         editor.updateOptions({
           minimap: { enabled: false },
@@ -190,12 +178,12 @@ export const TxJson: FC<JsonProps> = ({ getJsonString, state: txState, header, s
         model?.onWillDispose(() => onExit(model.getValue()))
       }}
       overlay={
-        hasUnsaved ? (
+        !editorIsSaved ? (
           <Flex row align="center" css={{ fontSize: '$xs', color: '$textMuted', ml: 'auto' }}>
             <Text muted small>
               This file has unsaved changes.
             </Text>
-            <Link css={{ ml: '$1' }} onClick={() => saveState(editorValue || '', currTxType)}>
+            <Link css={{ ml: '$1' }} onClick={() => saveEditorState(editorValue, currTxType)}>
               save
             </Link>
             <Link css={{ ml: '$1' }} onClick={discardChanges}>

components/Transaction/ui.tsx

@@ -1,34 +1,43 @@
-import { FC, useCallback, useEffect, useMemo, useState } from 'react'
+import { FC, ReactNode, useCallback, useEffect, useState } from 'react'
 import Container from '../Container'
 import Flex from '../Flex'
 import Input from '../Input'
-import Select from '../Select'
+import Select, { CreatableSelect } from '../Select'
 import Text from '../Text'
 import {
   SelectOption,
   TransactionState,
   transactionsOptions,
   TxFields,
-  getTxFields,
   defaultTransactionType
 } from '../../state/transactions'
 import { useSnapshot } from 'valtio'
 import state from '../../state'
 import { streamState } from '../DebugStream'
-import { Button } from '..'
+import { Box, Button } from '..'
 import Textarea from '../Textarea'
 import { getFlags } from '../../state/constants/flags'
+import { Plus, Trash } from 'phosphor-react'
+import AccountSequence from '../Sequence'
+import { capitalize, typeIs } from '../../utils/helpers'
 
 interface UIProps {
   setState: (pTx?: Partial<TransactionState> | undefined) => TransactionState | undefined
   resetState: (tt?: SelectOption) => TransactionState | undefined
   state: TransactionState
   estimateFee?: (...arg: any) => Promise<string | undefined>
+  switchToJson: () => void
 }
 
-export const TxUI: FC<UIProps> = ({ state: txState, setState, resetState, estimateFee }) => {
+export const TxUI: FC<UIProps> = ({
+  state: txState,
+  setState,
+  resetState,
+  estimateFee,
+  switchToJson
+}) => {
   const { accounts } = useSnapshot(state)
-  const { selectedAccount, selectedDestAccount, selectedTransaction, txFields, selectedFlags } =
+  const { selectedAccount, selectedTransaction, txFields, selectedFlags, hookParameters, memos } =
     txState
 
   const accountOptions: SelectOption[] = accounts.map(acc => ({
@@ -36,13 +45,6 @@ export const TxUI: FC<UIProps> = ({ state: txState, setState, resetState, estima
     value: acc.address
   }))
 
-  const destAccountOptions: SelectOption[] = accounts
-    .map(acc => ({
-      label: acc.name,
-      value: acc.address
-    }))
-    .filter(acc => acc.value !== selectedAccount?.value)
-
   const flagsOptions: SelectOption[] = Object.entries(
     getFlags(selectedTransaction?.value) || {}
   ).map(([label, value]) => ({
@@ -71,6 +73,22 @@ export const TxUI: FC<UIProps> = ({ state: txState, setState, resetState, estima
     [setState, txFields]
   )
 
+  const setRawField = useCallback(
+    (field: keyof TxFields, type: string, value: any) => {
+      // TODO $type should be a narrowed type
+      setState({
+        txFields: {
+          ...txFields,
+          [field]: {
+            $type: type,
+            $value: value
+          }
+        }
+      })
+    },
+    [setState, txFields]
+  )
+
   const handleEstimateFee = useCallback(
     async (state?: TransactionState, silent?: boolean) => {
       setFeeLoading(true)
@@ -94,8 +112,6 @@ export const TxUI: FC<UIProps> = ({ state: txState, setState, resetState, estima
     [handleEstimateFee, resetState, setState]
   )
 
-  const switchToJson = () => setState({ viewType: 'json' })
-
   // default tx
   useEffect(() => {
     if (selectedTransaction?.value) return
@@ -105,22 +121,23 @@ export const TxUI: FC<UIProps> = ({ state: txState, setState, resetState, estima
     }
   }, [handleChangeTxType, selectedTransaction?.value])
 
-  const fields = useMemo(
+  const richFields = ['TransactionType', 'Account', 'HookParameters', 'Memos']
-    () => getTxFields(selectedTransaction?.value),
-    [selectedTransaction?.value]
-  )
-
-  const richFields = ['TransactionType', 'Account']
-  if (fields.Destination !== undefined) {
-    richFields.push('Destination')
-  }
 
   if (flagsOptions.length) {
     richFields.push('Flags')
   }
 
   const otherFields = Object.keys(txFields).filter(k => !richFields.includes(k)) as [keyof TxFields]
+  const amountOptions = [
+    { label: 'XRP', value: 'xrp' },
+    { label: 'Token', value: 'token' }
+  ] as const
 
+  const defaultTokenAmount = {
+    value: '0',
+    currency: '',
+    issuer: ''
+  }
   return (
     <Container
       css={{
@@ -130,94 +147,32 @@ export const TxUI: FC<UIProps> = ({ state: txState, setState, resetState, estima
       }}
     >
       <Flex column fluid css={{ height: '100%', overflowY: 'auto', pr: '$1' }}>
-        <Flex
+        <TxField label="Transaction type">
-          row
-          fluid
-          css={{
-            justifyContent: 'flex-end',
-            alignItems: 'center',
-            mb: '$3',
-            mt: '1px',
-            pr: '1px'
-          }}
-        >
-          <Text muted css={{ mr: '$3' }}>
-            Transaction type:{' '}
-          </Text>
           <Select
             instanceId="transactionsType"
             placeholder="Select transaction type"
             options={transactionsOptions}
             hideSelectedOptions
-            css={{ width: '70%' }}
             value={selectedTransaction}
             onChange={(tt: any) => handleChangeTxType(tt)}
           />
-        </Flex>
+        </TxField>
-        <Flex
+        <TxField label="Account">
-          row
-          fluid
-          css={{
-            justifyContent: 'flex-end',
-            alignItems: 'center',
-            mb: '$3',
-            pr: '1px'
-          }}
-        >
-          <Text muted css={{ mr: '$3' }}>
-            Account:{' '}
-          </Text>
           <Select
             instanceId="from-account"
             placeholder="Select your account"
-            css={{ width: '70%' }}
             options={accountOptions}
             value={selectedAccount}
             onChange={(acc: any) => handleSetAccount(acc)} // TODO make react-select have correct types for acc
           />
-        </Flex>
+        </TxField>
-        {richFields.includes('Destination') && (
+        <TxField label="Sequence">
-          <Flex
+          <AccountSequence address={selectedAccount?.value} />
-            row
+        </TxField>
-            fluid
-            css={{
-              justifyContent: 'flex-end',
-              alignItems: 'center',
-              mb: '$3',
-              pr: '1px'
-            }}
-          >
-            <Text muted css={{ mr: '$3', textAlign: 'end' }}>
-              Destination account:{' '}
-            </Text>
-            <Select
-              instanceId="to-account"
-              placeholder="Select the destination account"
-              css={{ width: '70%' }}
-              options={destAccountOptions}
-              value={selectedDestAccount}
-              isClearable
-              onChange={(acc: any) => setState({ selectedDestAccount: acc })}
-            />
-          </Flex>
-        )}
         {richFields.includes('Flags') && (
-          <Flex
+          <TxField label="Flags">
-            row
-            fluid
-            css={{
-              justifyContent: 'flex-end',
-              alignItems: 'center',
-              mb: '$3',
-              pr: '1px'
-            }}
-          >
-            <Text muted css={{ mr: '$3' }}>
-              Flags:{' '}
-            </Text>
             <Select
               isClearable
-              css={{ width: '70%' }}
               instanceId="flags"
               placeholder="Select flags to apply"
               menuPosition="fixed"
@@ -229,41 +184,139 @@ export const TxUI: FC<UIProps> = ({ state: txState, setState, resetState, estima
                 selectedFlags ? selectedFlags.length >= flagsOptions.length - 1 : false
               }
             />
-          </Flex>
+          </TxField>
         )}
         {otherFields.map(field => {
           let _value = txFields[field]
 
           let value: string | undefined
-          if (typeof _value === 'object') {
+          if (typeIs(_value, 'object')) {
-            if (_value.$type === 'json' && typeof _value.$value === 'object') {
+            if (_value.$type === 'json' && typeIs(_value.$value, ['object', 'array'])) {
               value = JSON.stringify(_value.$value, null, 2)
             } else {
-              value = _value.$value.toString()
+              value = _value.$value?.toString()
             }
           } else {
             value = _value?.toString()
           }
 
-          const isXrp = typeof _value === 'object' && _value.$type === 'xrp'
+          const isAccount = typeIs(_value, 'object') && _value.$type === 'account'
+          const isXrpAmount = typeIs(_value, 'object') && _value.$type === 'amount.xrp'
+          const isTokenAmount = typeIs(_value, 'object') && _value.$type === 'amount.token'
           const isJson = typeof _value === 'object' && _value.$type === 'json'
           const isFee = field === 'Fee'
           let rows = isJson ? (value?.match(/\n/gm)?.length || 0) + 1 : undefined
           if (rows && rows > 5) rows = 5
+          let tokenAmount = defaultTokenAmount
+          if (isTokenAmount && typeIs(_value, 'object') && typeIs(_value.$value, 'object')) {
+            tokenAmount = {
+              value: _value.$value.value,
+              currency: _value.$value.currency,
+              issuer: _value.$value.issuer
+            }
+          }
+
+          if (isXrpAmount || isTokenAmount) {
             return (
-            <Flex column key={field} css={{ mb: '$2', pr: '1px' }}>
+              <TxField key={field} label={field}>
+                <Flex fluid css={{ alignItems: 'center' }}>
+                  {isTokenAmount ? (
                     <Flex
-                row
                       fluid
+                      row
+                      align="center"
+                      justify="space-between"
+                      css={{ position: 'relative' }}
+                    >
+                      {/*  <Input
+                        type="text"
+                        placeholder="Issuer"
+                        value={tokenAmount.issuer}
+                        onChange={e =>
+                          setRawField(field, 'amount.token', {
+                            ...tokenAmount,
+                            issuer: e.target.value
+                          })
+                        }
+                      /> */}
+                      <Input
+                        type="text"
+                        value={tokenAmount.currency}
+                        placeholder="Currency"
+                        onChange={e => {
+                          setRawField(field, 'amount.token', {
+                            ...tokenAmount,
+                            currency: e.target.value
+                          })
+                        }}
+                      />
+                      <Input
+                        css={{ mx: '$1' }}
+                        type="number"
+                        value={tokenAmount.value}
+                        placeholder="Value"
+                        onChange={e => {
+                          setRawField(field, 'amount.token', {
+                            ...tokenAmount,
+                            value: e.target.value
+                          })
+                        }}
+                      />
+                      <Box css={{ width: '50%' }}>
+                        <CreatableAccount
+                          value={tokenAmount.issuer}
+                          field={'Issuer' as any}
+                          placeholder="Issuer"
+                          setField={(_, value = '') => {
+                            setRawField(field, 'amount.token', {
+                              ...tokenAmount,
+                              issuer: value
+                            })
+                          }}
+                        />
+                      </Box>
+                    </Flex>
+                  ) : (
+                    <Input
+                      css={{ flex: 'inherit' }}
+                      type="number"
+                      value={value}
+                      onChange={e => handleSetField(field, e.target.value)}
+                    />
+                  )}
+                  <Box
                     css={{
-                  justifyContent: 'flex-end',
+                      ml: '$2',
-                  alignItems: 'center',
+                      width: '150px'
-                  position: 'relative'
                     }}
                   >
-                <Text muted css={{ mr: '$3' }}>
+                    <Select
-                  {field + (isXrp ? ' (XRP)' : '')}:{' '}
+                      instanceId="currency-type"
-                </Text>
+                      options={amountOptions}
+                      value={isXrpAmount ? amountOptions['0'] : amountOptions['1']}
+                      onChange={(e: any) => {
+                        const opt = e as typeof amountOptions[number]
+                        if (opt.value === 'xrp') {
+                          setRawField(field, 'amount.xrp', '0')
+                        } else {
+                          setRawField(field, 'amount.token', defaultTokenAmount)
+                        }
+                      }}
+                    />
+                  </Box>
+                </Flex>
+              </TxField>
+            )
+          }
+          if (isAccount) {
+            return (
+              <TxField key={field} label={field}>
+                <CreatableAccount value={value} field={field} setField={handleSetField} />
+              </TxField>
+            )
+          }
+          return (
+            <TxField key={field} label={field}>
               {isJson ? (
                 <Textarea
                   rows={rows}
@@ -271,7 +324,6 @@ export const TxUI: FC<UIProps> = ({ state: txState, setState, resetState, estima
                   spellCheck={false}
                   onChange={switchToJson}
                   css={{
-                      width: '70%',
                     flex: 'inherit',
                     resize: 'vertical'
                   }}
@@ -298,7 +350,6 @@ export const TxUI: FC<UIProps> = ({ state: txState, setState, resetState, estima
                       : undefined
                   }
                   css={{
-                      width: '70%',
                     flex: 'inherit',
                     '-moz-appearance': 'textfield',
                     '&::-webkit-outer-spin-button': {
@@ -333,11 +384,200 @@ export const TxUI: FC<UIProps> = ({ state: txState, setState, resetState, estima
                   Suggest
                 </Button>
               )}
-              </Flex>
+            </TxField>
-            </Flex>
           )
         })}
+        <TxField multiLine label="Hook parameters">
+          <Flex column fluid>
+            {Object.entries(hookParameters).map(([id, { label, value }]) => (
+              <Flex column key={id} css={{ mb: '$2' }}>
+                <Flex row>
+                  <Input
+                    placeholder="Parameter name"
+                    value={label}
+                    onChange={e => {
+                      setState({
+                        hookParameters: {
+                          ...hookParameters,
+                          [id]: { label: e.target.value, value }
+                        }
+                      })
+                    }}
+                  />
+                  <Input
+                    css={{ mx: '$2' }}
+                    placeholder="Value (hex-quoted)"
+                    value={value}
+                    onChange={e => {
+                      setState({
+                        hookParameters: {
+                          ...hookParameters,
+                          [id]: { label, value: e.target.value }
+                        }
+                      })
+                    }}
+                  />
+                  <Button
+                    onClick={() => {
+                      const { [id]: _, ...rest } = hookParameters
+                      setState({ hookParameters: rest })
+                    }}
+                    variant="destroy"
+                  >
+                    <Trash weight="regular" size="16px" />
+                  </Button>
+                </Flex>
+              </Flex>
+            ))}
+            <Button
+              outline
+              fullWidth
+              type="button"
+              onClick={() => {
+                const id = Object.keys(hookParameters).length
+                setState({
+                  hookParameters: { ...hookParameters, [id]: { label: '', value: '' } }
+                })
+              }}
+            >
+              <Plus size="16px" />
+              Add Hook Parameter
+            </Button>
+          </Flex>
+        </TxField>
+        <TxField multiLine label="Memos">
+          <Flex column fluid>
+            {Object.entries(memos).map(([id, memo]) => (
+              <Flex column key={id} css={{ mb: '$2' }}>
+                <Flex
+                  row
+                  css={{
+                    flexWrap: 'wrap',
+                    width: '100%'
+                  }}
+                >
+                  <Input
+                    placeholder="Memo type"
+                    value={memo.type}
+                    onChange={e => {
+                      setState({
+                        memos: {
+                          ...memos,
+                          [id]: { ...memo, type: e.target.value }
+                        }
+                      })
+                    }}
+                  />
+                  <Input
+                    placeholder="Data (hex-quoted)"
+                    css={{ mx: '$2' }}
+                    value={memo.data}
+                    onChange={e => {
+                      setState({
+                        memos: {
+                          ...memos,
+                          [id]: { ...memo, data: e.target.value }
+                        }
+                      })
+                    }}
+                  />
+                  <Input
+                    placeholder="Format"
+                    value={memo.format}
+                    onChange={e => {
+                      setState({
+                        memos: {
+                          ...memos,
+                          [id]: { ...memo, format: e.target.value }
+                        }
+                      })
+                    }}
+                  />
+                  <Button
+                    css={{ ml: '$2' }}
+                    onClick={() => {
+                      const { [id]: _, ...rest } = memos
+                      setState({ memos: rest })
+                    }}
+                    variant="destroy"
+                  >
+                    <Trash weight="regular" size="16px" />
+                  </Button>
+                </Flex>
+              </Flex>
+            ))}
+            <Button
+              outline
+              fullWidth
+              type="button"
+              onClick={() => {
+                const id = Object.keys(memos).length
+                setState({
+                  memos: { ...memos, [id]: { data: '', format: '', type: '' } }
+                })
+              }}
+            >
+              <Plus size="16px" />
+              Add Memo
+            </Button>
+          </Flex>
+        </TxField>
       </Flex>
     </Container>
   )
 }
+
+export const CreatableAccount: FC<{
+  value: string | undefined
+  field: keyof TxFields
+  placeholder?: string
+  setField: (field: keyof TxFields, value: string, opFields?: TxFields) => void
+}> = ({ value, field, setField, placeholder }) => {
+  const { accounts } = useSnapshot(state)
+  const accountOptions: SelectOption[] = accounts.map(acc => ({
+    label: acc.name,
+    value: acc.address
+  }))
+  const label = accountOptions.find(a => a.value === value)?.label || value
+  const val = {
+    value,
+    label
+  }
+  placeholder = placeholder || `${capitalize(field)} account`
+  return (
+    <CreatableSelect
+      isClearable
+      instanceId={field}
+      placeholder={placeholder}
+      options={accountOptions}
+      value={value ? val : undefined}
+      onChange={(acc: any) => setField(field, acc?.value)}
+    />
+  )
+}
+
+export const TxField: FC<{ label: string; children: ReactNode; multiLine?: boolean }> = ({
+  label,
+  children,
+  multiLine = false
+}) => {
+  return (
+    <Flex
+      row
+      fluid
+      css={{
+        justifyContent: 'flex-end',
+        alignItems: multiLine ? 'flex-start' : 'center',
+        position: 'relative',
+        mb: '$2',
+        mt: '1px',
+        pr: '1px'
+      }}
+    >
+      <Text muted css={{ mr: '$3', mt: multiLine ? '$2' : 0 }}>
+        {label}:{' '}
+      </Text>
+      <Flex css={{ width: '70%', alignItems: 'center' }}>{children}</Flex>
+    </Flex>
+  )
+}

content/transactions.json

@@ -2,7 +2,10 @@
   {
     "TransactionType": "AccountDelete",
     "Account": "rWYkbWkCeg8dP6rXALnjgZSjjLyih5NXm",
-    "Destination": "rPT1Sjq2YGrBMTttX4GZHjKu9dyfzbpAYe",
+    "Destination": {
+      "$type": "account",
+      "$value": ""
+    },
     "DestinationTag": 13,
     "Fee": "2000000",
     "Sequence": 2470665,
@@ -28,7 +31,11 @@
     "TransactionType": "CheckCash",
     "Amount": {
       "$value": "100",
-      "$type": "xrp"
+      "$type": "amount.xrp"
+    },
+    "DeliverMin": {
+      "$value": "",
+      "$type": "amount.xrp"
     },
     "CheckID": "838766BA2B995C00744175F69A1B11E32C3DBC40E64801A4056FCBD657F57334",
     "Fee": "12"
@@ -36,7 +43,10 @@
   {
     "TransactionType": "CheckCreate",
     "Account": "rUn84CUYbNjRoTQ6mSW7BVJPSVJNLb1QLo",
-    "Destination": "rfkE1aSy9G8Upk4JssnwBxhEv5p4mn2KTy",
+    "Destination": {
+      "$type": "account",
+      "$value": ""
+    },
     "SendMax": "100000000",
     "Expiration": 570113521,
     "InvoiceID": "6F1DFD1D0FE8A32E40E1F2C05CF1C15545BAB56B617F9C6C2D63A6B704BEF59B",
@@ -54,7 +64,10 @@
   {
     "Account": "rf1BiGeXwwQoi8Z2ueFYTEXSwuJYfV2Jpn",
     "TransactionType": "EscrowCancel",
-    "Owner": "rf1BiGeXwwQoi8Z2ueFYTEXSwuJYfV2Jpn",
+    "Owner": {
+      "$type": "account",
+      "$value": ""
+    },
     "OfferSequence": 7,
     "Fee": "10"
   },
@@ -63,9 +76,12 @@
     "TransactionType": "EscrowCreate",
     "Amount": {
       "$value": "100",
-      "$type": "xrp"
+      "$type": "amount.xrp"
+    },
+    "Destination": {
+      "$type": "account",
+      "$value": ""
     },
-    "Destination": "rsA2LpzuawewSBQXkiju3YQTMzW13pAAdW",
     "CancelAfter": 533257958,
     "FinishAfter": 533171558,
     "Condition": "A0258020E3B0C44298FC1C149AFBF4C8996FB92427AE41E4649B934CA495991B7852B855810100",
@@ -76,12 +92,66 @@
   {
     "Account": "rf1BiGeXwwQoi8Z2ueFYTEXSwuJYfV2Jpn",
     "TransactionType": "EscrowFinish",
-    "Owner": "rf1BiGeXwwQoi8Z2ueFYTEXSwuJYfV2Jpn",
+    "Owner": {
+      "$type": "account",
+      "$value": ""
+    },
     "OfferSequence": 7,
     "Condition": "A0258020E3B0C44298FC1C149AFBF4C8996FB92427AE41E4649B934CA495991B7852B855810100",
     "Fulfillment": "A0028000",
     "Fee": "10"
   },
+  {
+    "TransactionType": "NFTokenMint",
+    "Account": "rvYAfWj5gh67oV6fW32ZzP3Aw4Eubs59B",
+    "Fee": "10",
+    "NFTokenTaxon": 0,
+    "URI": "697066733A2F2F516D614374444B5A4656767666756676626479346573745A626851483744586831364354707631686F776D424779"
+  },
+  {
+    "TransactionType": "NFTokenBurn",
+    "Account": "rvYAfWj5gh67oV6fW32ZzP3Aw4Eubs59B",
+    "Fee": "10",
+    "NFTokenID": "000B013A95F14B0044F78A264E41713C64B5F89242540EE208C3098E00000D65"
+  },
+  {
+    "TransactionType": "NFTokenAcceptOffer",
+    "Account": "rvYAfWj5gh67oV6fW32ZzP3Aw4Eubs59B",
+    "Fee": "10",
+    "NFTokenSellOffer": "A2FA1A9911FE2AEF83DAB05F437768E26A301EF899BD31EB85E704B3D528FF18",
+    "NFTokenBuyOffer": "4AAAEEA76E3C8148473CB3840CE637676E561FB02BD4CA22CA59729EA815B862",
+    "NFTokenBrokerFee": "10"
+  },
+  {
+    "TransactionType": "NFTokenCancelOffer",
+    "Account": "ra5nK24KXen9AHvsdFTKHSANinZseWnPcX",
+    "Fee": "10",
+    "NFTokenOffers": {
+      "$type": "json",
+      "$value": [
+        "4AAAEEA76E3C8148473CB3840CE637676E561FB02BD4CA22CA59729EA815B862"
+      ]
+    }
+  },
+  {
+    "TransactionType": "NFTokenCreateOffer",
+    "Account": "rs8jBmmfpwgmrSPgwMsh7CvKRmRt1JTVSX",
+    "NFTokenID": "000100001E962F495F07A990F4ED55ACCFEEF365DBAA76B6A048C0A200000007",
+    "Amount": {
+      "$value": "100",
+      "$type": "amount.xrp"
+    },
+    "Flags": "1",
+    "Destination": {
+      "$type": "account",
+      "$value": ""
+    },
+    "Owner": {
+      "$type": "account",
+      "$value": ""
+    },
+    "Fee": "10"
+  },
   {
     "TransactionType": "OfferCancel",
     "Account": "ra5nK24KXen9AHvsdFTKHSANinZseWnPcX",
@@ -98,19 +168,29 @@
     "Flags": "0",
     "LastLedgerSequence": 7108682,
     "Sequence": 8,
-    "TakerGets": "6000000",
+    "TakerGets": {
-    "Amount": {
+      "$type": "amount.xrp",
-      "$value": "100",
+      "$value": "6000000"
-      "$type": "xrp"
+    },
+    "TakerPays": {
+      "$type": "amount.token",
+      "$value": {
+        "currency": "GKO",
+        "issuer": "ruazs5h1qEsqpke88pcqnaseXdm6od2xc",
+        "value": "2"
+      }
     }
   },
   {
     "TransactionType": "Payment",
     "Account": "rf1BiGeXwwQoi8Z2ueFYTEXSwuJYfV2Jpn",
-    "Destination": "ra5nK24KXen9AHvsdFTKHSANinZseWnPcX",
+    "Destination": {
+      "$type": "account",
+      "$value": ""
+    },
     "Amount": {
       "$value": "100",
-      "$type": "xrp"
+      "$type": "amount.xrp"
     },
     "Fee": "12",
     "Flags": "2147483648",
@@ -121,9 +201,12 @@
     "TransactionType": "PaymentChannelCreate",
     "Amount": {
       "$value": "100",
-      "$type": "xrp"
+      "$type": "amount.xrp"
+    },
+    "Destination": {
+      "$type": "account",
+      "$value": ""
     },
-    "Destination": "rsA2LpzuawewSBQXkiju3YQTMzW13pAAdW",
     "SettleDelay": 86400,
     "PublicKey": "32D2471DB72B27E3310F355BB33E339BF26F8392D5A93D3BC0FC3B566612DA0F0A",
     "CancelAfter": 533171558,
@@ -137,7 +220,7 @@
     "Channel": "C1AE6DDDEEC05CF2978C0BAD6FE302948E9533691DC749DCDD3B9E5992CA6198",
     "Amount": {
       "$value": "200",
-      "$type": "xrp"
+      "$type": "amount.xrp"
     },
     "Expiration": 543171558,
     "Fee": "10"
@@ -193,7 +276,7 @@
     "Flags": "262144",
     "LastLedgerSequence": 8007750,
     "LimitAmount": {
-      "$type": "json",
+      "$type": "amount.token",
       "$value": {
         "currency": "USD",
         "issuer": "rsP3mgGb2tcYUrxiLFiHJiQXhsziegtwBc",
@@ -204,6 +287,10 @@
   },
   {
     "TransactionType": "Invoke",
+    "Destination": {
+      "$type": "account",
+      "$value": ""
+    },
     "Fee": "12"
   },
   {

state/actions/addFaucetAccount.ts

@@ -1,5 +1,6 @@
 import toast from 'react-hot-toast'
 import state, { FaucetAccountRes } from '../index'
+import fetchAccountInfo from '../../utils/accountInfo';
 
 export const names = [
   'Alice',
@@ -35,31 +36,28 @@ export const addFaucetAccount = async (name?: string, showToast: boolean = false
   })
   const json: FaucetAccountRes | { error: string } = await res.json()
   if ('error' in json) {
-    if (showToast) {
+    if (!showToast) return;
     return toast.error(json.error, { id: toastId })
-    } else {
-      return
-    }
-  } else {
-    if (showToast) {
-      toast.success('New account created', { id: toastId })
   }
   const currNames = state.accounts.map(acc => acc.name)
+  const info = await fetchAccountInfo(json.address, { silent: true })
   state.accounts.push({
     name: name || names.filter(name => !currNames.includes(name))[0],
     xrp: (json.xrp || 0 * 1000000).toString(),
     address: json.address,
     secret: json.secret,
-      sequence: 1,
+    sequence: info?.Sequence || 1,
     hooks: [],
     isLoading: false,
     version: '2'
   })
+  if (showToast) {
+    toast.success('New account created', { id: toastId })
   }
 }
 
-// fetch initial faucets
+  // fetch initial faucets
-;(async function fetchFaucets() {
+  ; (async function fetchFaucets() {
     if (typeof window !== 'undefined') {
       if (state.accounts.length === 0) {
         await addFaucetAccount()
@@ -68,7 +66,7 @@ export const addFaucetAccount = async (name?: string, showToast: boolean = false
         // }, 10000);
       }
     }
-})()
+  })()
 
 export const addFunds = async (address: string) => {
   const toastId = toast.loading('Requesting funds')

state/actions/deleteAccount.ts

@@ -14,11 +14,4 @@ export const deleteAccount = (addr?: string) => {
       if (!acc) return
       acc.label = acc.value
     })
-  transactionsState.transactions
-    .filter(t => t.state.selectedDestAccount?.value === addr)
-    .forEach(t => {
-      const acc = t.state.selectedDestAccount
-      if (!acc) return
-      acc.label = acc.value
-    })
 }

state/actions/deployHook.tsx

@@ -6,7 +6,7 @@ import calculateHookOn, { TTS } from '../../utils/hookOnCalculator'
 import { Link } from '../../components'
 import { ref } from 'valtio'
 import estimateFee from '../../utils/estimateFee'
-import { SetHookData } from '../../utils/setHook'
+import { SetHookData, toHex } from '../../utils/setHook'
 import ResultLink from '../../components/ResultLink'
 import { xrplSend } from './xrpl-client'
 
@@ -18,13 +18,6 @@ export const sha256 = async (string: string) => {
   return hashHex
 }
 
-function toHex(str: string) {
-  var result = ''
-  for (var i = 0; i < str.length; i++) {
-    result += str.charCodeAt(i).toString(16)
-  }
-  return result.toUpperCase()
-}
 
 function arrayBufferToHex(arrayBuffer?: ArrayBuffer | null) {
   if (!arrayBuffer) {

state/actions/sendTransaction.tsx

@@ -10,7 +10,6 @@ interface TransactionOptions {
   TransactionType: string
   Account?: string
   Fee?: string
-  Destination?: string
   [index: string]: any
 }
 interface OtherOptions {
@@ -31,6 +30,10 @@ export const sendTransaction = async (
     ...opts
   }
   const { logPrefix = '' } = options || {}
+  state.transactionLogs.push({
+    type: 'log',
+    message: `${logPrefix}${JSON.stringify(tx, null, 2)}`
+  })
   try {
     const signedAccount = derive.familySeed(account.secret)
     const { signedTransaction } = sign(tx, signedAccount)

state/transactions.ts

@@ -5,35 +5,55 @@ import state from '.'
 import { showAlert } from '../state/actions/showAlert'
 import { parseJSON } from '../utils/json'
 import { extractFlags, getFlags } from './constants/flags'
+import { fromHex } from '../utils/setHook'
+import { typeIs } from '../utils/helpers'
 
 export type SelectOption = {
   value: string
   label: string
 }
 
+export type HookParameters = {
+  [key: string]: SelectOption
+}
+
+export type Memos = {
+  [key: string]: {
+    type: string
+    format: string
+    data: string
+  }
+}
+
 export interface TransactionState {
   selectedTransaction: SelectOption | null
   selectedAccount: SelectOption | null
-  selectedDestAccount: SelectOption | null
   selectedFlags: SelectOption[] | null
+  hookParameters: HookParameters
+  memos: Memos
   txIsLoading: boolean
   txIsDisabled: boolean
   txFields: TxFields
   viewType: 'json' | 'ui'
   editorValue?: string
+  editorIsSaved: boolean
   estimatedFee?: string
 }
 
+const commonFields = ['TransactionType', 'Account', 'Sequence', "HookParameters"] as const;
+
 export type TxFields = Omit<
   Partial<typeof transactionsData[0]>,
-  'Account' | 'Sequence' | 'TransactionType'
+  typeof commonFields[number]
 >
 
 export const defaultTransaction: TransactionState = {
   selectedTransaction: null,
   selectedAccount: null,
-  selectedDestAccount: null,
   selectedFlags: null,
+  hookParameters: {},
+  memos: {},
+  editorIsSaved: true,
   txIsLoading: false,
   txIsDisabled: false,
   txFields: {},
@@ -109,46 +129,51 @@ export const modifyTxState = (
   return tx.state
 }
 
-// state to tx options
 export const prepareTransaction = (data: any) => {
   let options = { ...data }
 
   Object.keys(options).forEach(field => {
     let _value = options[field]
-    // convert xrp
+    if (!typeIs(_value, 'object')) return
-    if (_value && typeof _value === 'object' && _value.$type === 'xrp') {
+    // amount.xrp
-      if (+_value.$value) {
+    if (_value.$type === 'amount.xrp') {
-        options[field] = (+_value.$value * 1000000 + '') as any
+      if (_value.$value) {
+        options[field] = (+(_value as any).$value * 1000000 + '')
       } else {
-        options[field] = undefined // 👇 💀
+        options[field] = ""
       }
     }
-    // handle type: `json`
+    // amount.token
-    if (_value && typeof _value === 'object' && _value.$type === 'json') {
+    if (_value.$type === 'amount.token') {
-      if (typeof _value.$value === 'object') {
+      if (typeIs(_value.$value, 'string')) {
+        options[field] = parseJSON(_value.$value)
+      } else if (typeIs(_value.$value, 'object')) {
         options[field] = _value.$value
       } else {
-        try {
+        options[field] = undefined
-          options[field] = JSON.parse(_value.$value)
-        } catch (error) {
-          const message = `Input error for json field '${field}': ${error instanceof Error ? error.message : ''
-            }`
-          console.error(message)
-          options[field] = _value.$value
       }
     }
+    // account
+    if (_value.$type === 'account') {
+      options[field] = (_value.$value as any)?.toString() || ""
+    }
+    // json
+    if (_value.$type === 'json') {
+      const val = _value.$value;
+      let res: any = val;
+      if (typeIs(val, ["object", "array"])) {
+        options[field] = res
+      } else if (typeIs(val, "string") && (res = parseJSON(val))) {
+        options[field] = res;
+      } else {
+        options[field] = res;
       }
-
-    // delete unnecessary fields
-    if (!options[field]) {
-      delete options[field]
     }
   })
 
   return options
 }
 
-// editor value to state
 export const prepareState = (value: string, transactionType?: string) => {
   const options = parseJSON(value)
   if (!options) {
@@ -158,7 +183,7 @@ export const prepareState = (value: string, transactionType?: string) => {
     return
   }
 
-  const { Account, TransactionType, Destination, ...rest } = options
+  const { Account, TransactionType, HookParameters, Memos, ...rest } = options
   let tx: Partial<TransactionState> = {}
   const schema = getTxFields(transactionType)
 
@@ -188,25 +213,23 @@ export const prepareState = (value: string, transactionType?: string) => {
     tx.selectedTransaction = null
   }
 
-  if (schema.Destination !== undefined) {
+  if (HookParameters && HookParameters instanceof Array) {
-    const dest = state.accounts.find(acc => acc.address === Destination)
+    tx.hookParameters = HookParameters.reduce<TransactionState["hookParameters"]>((acc, cur, idx) => {
-    if (dest) {
+      const param = { label: fromHex(cur.HookParameter?.HookParameterName || ""), value: cur.HookParameter?.HookParameterValue || "" }
-      tx.selectedDestAccount = {
+      acc[idx] = param;
-        label: dest.name,
+      return acc;
-        value: dest.address
+    }, {})
   }
-    } else if (Destination) {
+
-      tx.selectedDestAccount = {
+  if (Memos && Memos instanceof Array) {
-        label: Destination,
+    tx.memos = Memos.reduce<TransactionState["memos"]>((acc, cur, idx) => {
-        value: Destination
+      const memo = { data: cur.Memo?.MemoData || "", type: fromHex(cur.Memo?.MemoType || ""), format: fromHex(cur.Memo?.MemoFormat || "") }
-      }
+      acc[idx] = memo;
-    } else {
+      return acc;
-      tx.selectedDestAccount = null
+    }, {})
-    }
-  } else if (Destination) {
-    rest.Destination = Destination
   }
 
+
   if (getFlags(TransactionType) && rest.Flags) {
     const flags = extractFlags(TransactionType, rest.Flags)
 
@@ -217,17 +240,31 @@ export const prepareState = (value: string, transactionType?: string) => {
   Object.keys(rest).forEach(field => {
     const value = rest[field]
     const schemaVal = schema[field as keyof TxFields]
-    const isXrp =
+
-      typeof value !== 'object' &&
+    const isAmount = schemaVal &&
-      schemaVal &&
+      typeIs(schemaVal, "object") &&
-      typeof schemaVal === 'object' &&
+      schemaVal.$type.startsWith('amount.');
-      schemaVal.$type === 'xrp'
+    const isAccount = schemaVal &&
-    if (isXrp) {
+      typeIs(schemaVal, "object") &&
+      schemaVal.$type.startsWith("account");
+
+    if (isAmount && ["number", "string"].includes(typeof value)) {
       rest[field] = {
-        $type: 'xrp',
+        $type: 'amount.xrp', // TODO narrow typed $type.
         $value: +value / 1000000 // ! maybe use bigint?
       }
-    } else if (typeof value === 'object') {
+    } else if (isAmount && typeof value === 'object') {
+      rest[field] = {
+        $type: 'amount.token',
+        $value: value
+      }
+    } else if (isAccount) {
+      rest[field] = {
+        $type: "account",
+        $value: value?.toString() || ""
+      }
+    }
+    else if (typeof value === 'object') {
       rest[field] = {
         $type: 'json',
         $value: value
@@ -236,6 +273,7 @@ export const prepareState = (value: string, transactionType?: string) => {
   })
 
   tx.txFields = rest
+  tx.editorIsSaved = true;
 
   return tx
 }
@@ -246,12 +284,12 @@ export const getTxFields = (tt?: string) => {
   if (!txFields) return {}
 
   let _txFields = Object.keys(txFields)
-    .filter(key => !['TransactionType', 'Account', 'Sequence'].includes(key))
+    .filter(key => !commonFields.includes(key as any))
     .reduce<TxFields>((tf, key) => ((tf[key as keyof TxFields] = (txFields as any)[key]), tf), {})
   return _txFields
 }
 
-export { transactionsData }
+export { transactionsData, commonFields }
 
 export const transactionsOptions = transactionsData.map(tx => ({
   value: tx.TransactionType,

utils/accountInfo.ts

@@ -0,0 +1,31 @@
+import toast from 'react-hot-toast'
+
+import { xrplSend } from '../state/actions/xrpl-client'
+
+interface AccountInfo {
+    Account: string,
+    Sequence: number,
+    Flags: number,
+    Balance?: string,
+}
+
+const fetchAccountInfo = async (
+    address: string,
+    opts: { silent?: boolean } = {}
+): Promise<AccountInfo | undefined> => {
+    try {
+        const res = await xrplSend({
+            id: `hooks-builder-req-info-${address}`,
+            command: 'account_info',
+            account: address
+        })
+        return res.account_data;
+    } catch (err) {
+        if (!opts.silent) {
+            console.error(err)
+            toast.error('Could not fetch account info!')
+        }
+    }
+}
+
+export default fetchAccountInfo

utils/estimateFee.ts

@@ -24,6 +24,9 @@ const estimateFee = async (
     const { signedTransaction } = sign(copyTx, keypair)
 
     const res = await xrplSend({ command: 'fee', tx_blob: signedTransaction })
+    if (res.error) {
+      throw new Error(`[${res.error}] ${res.error_exception}.`);
+    }
     if (res && res.drops) {
       return res.drops
     }
@@ -31,7 +34,8 @@ const estimateFee = async (
   } catch (err) {
     if (!opts.silent) {
       console.error(err)
-      toast.error('Cannot estimate fee.') // ? Some better msg
+      const msg = err instanceof Error ? err.message : 'Error estimating fee!';
+      toast.error(msg);
     }
     return null
   }

utils/helpers.ts

@@ -19,3 +19,17 @@ export const getFileExtention = (filename?: string): string | undefined => {
   const ext = (filename.includes('.') && filename.split('.').pop()) || undefined
   return ext
 }
+
+type Type = "array" | "undefined" | "object" | "string" | "number" | "bigint" | "boolean" | "symbol" | "function"
+type obj = Record<string | number | symbol, unknown>
+type arr = unknown[]
+
+export const typeIs = <T extends Type>(arg: any, t: T | T[]): arg is unknown & (T extends "array" ? arr : T extends "undefined" ? undefined | null : T extends "object" ? obj : T extends "string" ? string : T extends "number" ? number : T extends "bigint" ? bigint : T extends "boolean" ? boolean : T extends "symbol" ? symbol : T extends "function" ? Function : never) => {
+  const types = Array.isArray(t) ? t : [t]
+  return types.includes(typeOf(arg) as T);
+}
+
+export const typeOf = (arg: any): Type => {
+  const type = arg instanceof Array ? 'array' : arg === null ? 'undefined' : typeof arg
+  return type;
+}

utils/schema.ts

@@ -1,9 +1,8 @@
+import { typeIs, typeOf } from './helpers'
+
 export const extractSchemaProps = <O extends object>(obj: O) =>
   Object.entries(obj).reduce((prev, [key, val]) => {
-    const typeOf = <T>(arg: T) =>
+    const value = typeIs(val, "object") && '$type' in val && '$value' in val ? val?.$value : val
-      arg instanceof Array ? 'array' : arg === null ? 'undefined' : typeof arg
-
-    const value = typeOf(val) === 'object' && '$type' in val && '$value' in val ? val?.$value : val
     const type = typeOf(value)
 
     let schema: any = {
@@ -12,19 +11,19 @@ export const extractSchemaProps = <O extends object>(obj: O) =>
       default: value
     }
 
-    if (typeOf(value) === 'array') {
+    if (typeIs(value, "array")) {
       const item = value[0] // TODO merge other item schema's into one
-      if (typeOf(item) !== 'object') {
+      if (typeIs(item, "object")) {
         schema.items = {
           type: 'object',
           properties: extractSchemaProps(item),
           default: item
         }
       }
-      // TODO support primitive-value arrays
+      // TODO primitive-value arrays
     }
 
-    if (typeOf(value) === 'object') {
+    if (typeIs(value, "object")) {
       schema.properties = extractSchemaProps(value)
     }
     return {

utils/setHook.ts

@@ -20,6 +20,13 @@ export type SetHookData = {
     }
     $metaData?: any
   }[]
+  Memos?: {
+    Memo: {
+      MemoType: string,
+      MemoData: string
+      MemoFormat: string
+    }
+  }[]
   // HookGrants: {
   //   HookGrant: {
   //     Authorize: string;
@@ -67,3 +74,20 @@ export const getInvokeOptions = (content?: string) => {
   }))
   return invokeOptions
 }
+
+export function toHex(str: string) {
+  var result = ''
+  for (var i = 0; i < str.length; i++) {
+    const hex = str.charCodeAt(i).toString(16)
+    result += hex.padStart(2, '0')
+  }
+  return result.toUpperCase()
+}
+
+export function fromHex(hex: string) {
+  var str = ''
+  for (var i = 0; i < hex.length; i += 2) {
+    str += String.fromCharCode(parseInt(hex.substring(i, i + 2), 16))
+  }
+  return str
+}