Fix no-negated-condition issues (#9222)

See [`no-negated-condition`](https://eslint.org/docs/rules/no-negated-condition) for more information.

This change enables `no-negated-condition` and fixes the issues raised by the rule.

.eslintrc.js

@@ -57,6 +57,7 @@ module.exports = {
     'no-eq-null': 'error',
     'no-global-assign': 'error',
     'no-loop-func': 'error',
+    'no-negated-condition': 'error',
     'no-nested-ternary': 'error',
     'no-plusplus': ['error', { 'allowForLoopAfterthoughts': true }],
     'no-process-exit': 'error',

app/scripts/controllers/transactions/index.js

@@ -560,9 +560,9 @@ export default class TransactionController extends EventEmitter {
 
       // It seems that sometimes the numerical values being returned from
       // this.query.getTransactionReceipt are BN instances and not strings.
-      const gasUsed = typeof txReceipt.gasUsed !== 'string'
+      const gasUsed = typeof txReceipt.gasUsed === 'string'
-        ? txReceipt.gasUsed.toString(16)
+        ? txReceipt.gasUsed
-        : txReceipt.gasUsed
+        : txReceipt.gasUsed.toString(16)
 
       txMeta.txReceipt = {
         ...txReceipt,

app/scripts/controllers/transactions/tx-state-manager.js

@@ -424,7 +424,7 @@ export default class TransactionStateManager extends EventEmitter {
     @param {erroObject} err - error object
   */
   setTxStatusFailed (txId, err) {
-    const error = !err ? new Error('Internal metamask failure') : err
+    const error = err || new Error('Internal metamask failure')
 
     const txMeta = this.getTx(txId)
     txMeta.err = {

app/scripts/lib/freezeGlobals.js

@@ -30,11 +30,11 @@ function freeze (target, key, value, enumerable = true) {
     configurable: false, writable: false,
   }
 
-  if (value !== undefined) {
+  if (value === undefined) {
+    target[key] = deepFreeze(target[key])
+  } else {
     opts.value = deepFreeze(value)
     opts.enumerable = enumerable
-  } else {
-    target[key] = deepFreeze(target[key])
   }
 
   Object.defineProperty(target, key, opts)

app/scripts/lib/util.js

@@ -55,19 +55,19 @@ const getEnvironmentType = (url = window.location.href) => getEnvironmentTypeMem
  */
 const getPlatform = (_) => {
   const ua = window.navigator.userAgent
-  if (ua.search('Firefox') !== -1) {
+  if (ua.search('Firefox') === -1) {
-    return PLATFORM_FIREFOX
-  } else {
     if (window && window.chrome && window.chrome.ipcRenderer) {
       return PLATFORM_BRAVE
-    } else if (ua.search('Edge') !== -1) {
+    }
+    if (ua.search('Edge') !== -1) {
       return PLATFORM_EDGE
-    } else if (ua.search('OPR') !== -1) {
+    }
+    if (ua.search('OPR') !== -1) {
       return PLATFORM_OPERA
-    } else {
-      return PLATFORM_CHROME
     }
+    return PLATFORM_CHROME
   }
+  return PLATFORM_FIREFOX
 }
 
 /**

app/scripts/metamask-controller.js

@@ -710,15 +710,16 @@ export default class MetamaskController extends EventEmitter {
     Object.keys(accountTokens).forEach((address) => {
       const checksummedAddress = ethUtil.toChecksumAddress(address)
       filteredAccountTokens[checksummedAddress] = {}
-      Object.keys(accountTokens[address]).forEach(
+      Object.keys(accountTokens[address]).forEach((networkType) => {
-        (networkType) => (filteredAccountTokens[checksummedAddress][networkType] = networkType !== 'mainnet' ?
+        filteredAccountTokens[checksummedAddress][networkType] = networkType === 'mainnet'
-          accountTokens[address][networkType] :
+          ? (
-          accountTokens[address][networkType].filter(({ address }) => {
+            accountTokens[address][networkType].filter(({ address }) => {
-            const tokenAddress = ethUtil.toChecksumAddress(address)
+              const tokenAddress = ethUtil.toChecksumAddress(address)
-            return contractMap[tokenAddress] ? contractMap[tokenAddress].erc20 : true
+              return contractMap[tokenAddress] ? contractMap[tokenAddress].erc20 : true
-          })
+            })
-        ),
+          )
-      )
+          : accountTokens[address][networkType]
+      })
     })
 
     const preferences = {

development/metamaskbot-build-announce.js

@@ -81,10 +81,7 @@ async function start () {
   const summaryPlatform = 'chrome'
   const summaryPage = 'home'
   let commentBody
-  if (!benchmarkResults[summaryPlatform]) {
+  if (benchmarkResults[summaryPlatform]) {
-    console.log(`No results for ${summaryPlatform} found; skipping benchmark`)
-    commentBody = artifactsBody
-  } else {
     try {
       const summaryPageLoad = Math.round(parseFloat(benchmarkResults[summaryPlatform][summaryPage].average.load))
       const summaryPageLoadMarginOfError = Math.round(parseFloat(benchmarkResults[summaryPlatform][summaryPage].marginOfError.load))
@@ -147,6 +144,9 @@ async function start () {
       console.error(`Error constructing benchmark results: '${error}'`)
       commentBody = artifactsBody
     }
+  } else {
+    console.log(`No results for ${summaryPlatform} found; skipping benchmark`)
+    commentBody = artifactsBody
   }
 
   const JSON_PAYLOAD = JSON.stringify({ body: commentBody })

development/sentry-publish.js

@@ -25,12 +25,14 @@ async function start () {
 
   // check if version has artifacts or not
   const versionHasArtifacts = versionAlreadyExists && await checkIfVersionHasArtifacts()
-  if (!versionHasArtifacts) {
+  if (versionHasArtifacts) {
-    // upload sentry source and sourcemaps
-    await exec(`./development/sentry-upload-artifacts.sh --release ${VERSION}`)
-  } else {
     console.log(`Version "${VERSION}" already has artifacts on Sentry, skipping sourcemap upload`)
+    return
   }
+
+  // upload sentry source and sourcemaps
+  await exec(`./development/sentry-upload-artifacts.sh --release ${VERSION}`)
+
 }
 
 async function checkIfAuthWorks () {

test/unit/app/nodeify-test.js

@@ -16,9 +16,10 @@ describe('nodeify', function () {
       if (!err) {
         assert.equal(res, 'barbaz')
         done()
-      } else {
+        return
-        done(new Error(err.toString()))
       }
+
+      done(new Error(err.toString()))
     })
   })
 

ui/app/components/app/confirm-page-container/confirm-page-container-header/confirm-page-container-header.component.js

@@ -30,8 +30,22 @@ export default function ConfirmPageContainerHeader ({
   return (
     <div className="confirm-page-container-header">
       <div className="confirm-page-container-header__row">
-        { !showAccountInHeader
+        { showAccountInHeader
           ? (
+            <div className="confirm-page-container-header__address-container">
+              <div className="confirm-page-container-header__address-identicon">
+                <Identicon
+                  address={accountAddress}
+                  diameter={24}
+                />
+              </div>
+              <div className="confirm-page-container-header__address">
+                { shortenAddress(accountAddress) }
+              </div>
+              <AccountMismatchWarning address={accountAddress} />
+            </div>
+          )
+          : (
             <div
               className="confirm-page-container-header__back-button-container"
               style={{
@@ -49,24 +63,6 @@ export default function ConfirmPageContainerHeader ({
               </span>
             </div>
           )
-          : null
-        }
-        { showAccountInHeader
-          ? (
-            <div className="confirm-page-container-header__address-container">
-              <div className="confirm-page-container-header__address-identicon">
-                <Identicon
-                  address={accountAddress}
-                  diameter={24}
-                />
-              </div>
-              <div className="confirm-page-container-header__address">
-                { shortenAddress(accountAddress) }
-              </div>
-              <AccountMismatchWarning address={accountAddress} />
-            </div>
-          )
-          : null
         }
         { !isFullScreen && <NetworkDisplay /> }
       </div>

ui/app/components/app/connected-accounts-list/connected-accounts-list.component.js

@@ -149,9 +149,9 @@ export default class ConnectedAccountsList extends PureComponent {
                       : null
                   }
                   action={
-                    address !== selectedAddress
+                    address === selectedAddress
-                      ? this.renderListItemAction(address)
+                      ? null
-                      : null
+                      : this.renderListItemAction(address)
                   }
                 />
               )

ui/app/components/app/gas-customization/gas-modal-page-container/advanced-tab-content/advanced-tab-content.component.js

@@ -86,9 +86,9 @@ export default class AdvancedTabContent extends Component {
             ? (
               <div>
                 <div className="advanced-tab__fee-chart__title">{ t('liveGasPricePredictions') }</div>
-                {!gasEstimatesLoading
+                {gasEstimatesLoading
-                  ? <GasPriceChart {...gasChartProps} updateCustomGasPrice={this.onGasChartUpdate} />
+                  ? <Loading />
-                  : <Loading />
+                  : <GasPriceChart {...gasChartProps} updateCustomGasPrice={this.onGasChartUpdate} />
                 }
                 <div className="advanced-tab__fee-chart__speed-buttons">
                   <span>{ t('slower') }</span>

ui/app/components/app/gas-customization/gas-modal-page-container/basic-tab-content/basic-tab-content.component.js

@@ -20,15 +20,15 @@ export default class BasicTabContent extends Component {
       <div className="basic-tab-content">
         <div className="basic-tab-content__title">{ t('estimatedProcessingTimes') }</div>
         <div className="basic-tab-content__blurb">{ t('selectAHigherGasFee') }</div>
-        {!gasPriceButtonGroupProps.loading
+        {gasPriceButtonGroupProps.loading
-          ? (
+          ? <Loading />
+          : (
             <GasPriceButtonGroup
               className="gas-price-button-group--alt"
               showCheck
               {...gasPriceButtonGroupProps}
             />
           )
-          : <Loading />
         }
         <div className="basic-tab-content__footer-blurb">{ t('acceleratingATransaction') }</div>
       </div>

ui/app/components/app/gas-customization/gas-price-button-group/gas-price-button-group.component.js

@@ -89,18 +89,18 @@ export default class GasPriceButtonGroup extends Component {
     } = this.props
 
     return (
-      !buttonDataLoading
+      buttonDataLoading
-        ? (
+        ? <div className={`${buttonPropsAndFlags.className}__loading-container`}>{this.context.t('loading')}</div>
+        : (
           <ButtonGroup
             className={buttonPropsAndFlags.className}
             defaultActiveButtonIndex={defaultActiveButtonIndex}
             newActiveButtonIndex={newActiveButtonIndex}
             noButtonActiveByDefault={noButtonActiveByDefault}
           >
-            { gasButtonInfo.map((obj, index) => this.renderButton(obj, buttonPropsAndFlags, index)) }
+            {gasButtonInfo.map((obj, index) => this.renderButton(obj, buttonPropsAndFlags, index))}
           </ButtonGroup>
         )
-        : <div className={`${buttonPropsAndFlags.className}__loading-container`}>{ this.context.t('loading') }</div>
     )
   }
 }

ui/app/components/app/info-box/info-box.component.js

@@ -29,17 +29,17 @@ export default class InfoBox extends Component {
   render () {
     const { title, description } = this.props
 
-    return !this.state.isShowing
+    return this.state.isShowing
-      ? null
+      ? (
-      : (
         <div className="info-box">
           <div
             className="info-box__close"
             onClick={() => this.handleClose()}
           />
-          <div className="info-box__title">{ title }</div>
+          <div className="info-box__title">{title}</div>
-          <div className="info-box__description">{ description }</div>
+          <div className="info-box__description">{description}</div>
         </div>
       )
+      : null
   }
 }

ui/app/components/app/modal/modal.component.js

@@ -63,31 +63,32 @@ export default class Modal extends PureComponent {
         <div className={classnames('modal-container__content', contentClass)}>
           { children }
         </div>
-        { !hideFooter
+        {
-          ? (
+          hideFooter
-            <div className="modal-container__footer">
+            ? null
-              {
+            : (
-                onCancel && (
+              <div className="modal-container__footer">
-                  <Button
+                {
-                    type={cancelType}
+                  onCancel && (
-                    onClick={onCancel}
+                    <Button
-                    className="modal-container__footer-button"
+                      type={cancelType}
-                  >
+                      onClick={onCancel}
-                    { cancelText }
+                      className="modal-container__footer-button"
-                  </Button>
+                    >
-                )
+                      {cancelText}
-              }
+                    </Button>
-              <Button
+                  )
-                type={submitType}
+                }
-                onClick={onSubmit}
+                <Button
-                disabled={submitDisabled}
+                  type={submitType}
-                className="modal-container__footer-button"
+                  onClick={onSubmit}
-              >
+                  disabled={submitDisabled}
-                { submitText }
+                  className="modal-container__footer-button"
-              </Button>
+                >
-            </div>
+                  {submitText}
-          )
+                </Button>
-          : null
+              </div>
+            )
         }
       </div>
     )

ui/app/components/app/modals/edit-approval-permission/edit-approval-permission.component.js

@@ -204,7 +204,7 @@ export default class EditApprovalPermission extends PureComponent {
     return (
       <Modal
         onSubmit={() => {
-          setCustomAmount(!selectedOptionIsUnlimited ? customSpendLimit : '')
+          setCustomAmount(selectedOptionIsUnlimited ? '' : customSpendLimit)
           hideModal()
         }}
         submitText={t('save')}

ui/app/components/app/modals/qr-scanner/qr-scanner.component.js

@@ -117,11 +117,11 @@ export default class QrScanner extends Component {
       const result = this.parseContent(content.text)
       if (!this.mounted) {
         return
-      } else if (result.type !== 'unknown') {
+      } else if (result.type === 'unknown') {
+        this.setState({ error: new Error(this.context.t('unknownQrCode')) })
+      } else {
         this.props.qrCodeDetected(result)
         this.stopAndClose()
-      } else {
-        this.setState({ error: new Error(this.context.t('unknownQrCode')) })
       }
     } catch (error) {
       if (!this.mounted) {
@@ -248,7 +248,7 @@ export default class QrScanner extends Component {
                 display: ready === READY_STATE.READY ? 'block' : 'none',
               }}
             />
-            { ready !== READY_STATE.READY ? <Spinner color="#F7C06C" /> : null}
+            {ready === READY_STATE.READY ? null : <Spinner color="#F7C06C" />}
           </div>
         </div>
         <div className="qr-scanner__status">

ui/app/components/app/transaction-breakdown/transaction-breakdown.component.js

@@ -37,13 +37,14 @@ export default class TransactionBreakdown extends PureComponent {
           { t('transaction') }
         </div>
         <TransactionBreakdownRow title="Nonce">
-          {typeof nonce !== 'undefined'
+          {typeof nonce === 'undefined'
-            ? (
+            ? null
+            : (
               <HexToDecimal
                 className="transaction-breakdown__value"
                 value={nonce}
               />
-            ) : null
+            )
           }
         </TransactionBreakdownRow>
         <TransactionBreakdownRow title={t('amount')}>
@@ -57,14 +58,14 @@ export default class TransactionBreakdown extends PureComponent {
           title={`${t('gasLimit')} (${t('units')})`}
           className="transaction-breakdown__row-title"
         >
-          {typeof gas !== 'undefined'
+          {typeof gas === 'undefined'
-            ? (
+            ? '?'
+            : (
               <HexToDecimal
                 className="transaction-breakdown__value"
                 value={gas}
               />
             )
-            : '?'
           }
         </TransactionBreakdownRow>
         {
@@ -81,8 +82,9 @@ export default class TransactionBreakdown extends PureComponent {
           )
         }
         <TransactionBreakdownRow title={t('gasPrice')}>
-          {typeof gasPrice !== 'undefined'
+          {typeof gasPrice === 'undefined'
-            ? (
+            ? '?'
+            : (
               <CurrencyDisplay
                 className="transaction-breakdown__value"
                 data-testid="transaction-breakdown__gas-price"
@@ -92,7 +94,6 @@ export default class TransactionBreakdown extends PureComponent {
                 hideLabel
               />
             )
-            : '?'
           }
         </TransactionBreakdownRow>
         <TransactionBreakdownRow title={t('total')}>

ui/app/components/app/transaction-list-item/transaction-list-item.component.js

@@ -86,13 +86,15 @@ export default function TransactionListItem ({ transactionGroup, isEarliestNonce
       return null
     }
 
-    return !cancelEnabled ? (
+    return cancelEnabled
-      <Tooltip title={t('notEnoughGas')}>
+      ? cancelButton
-        <div>
+      : (
-          {cancelButton}
+        <Tooltip title={t('notEnoughGas')}>
-        </div>
+          <div>
-      </Tooltip>
+            {cancelButton}
-    ) : cancelButton
+          </div>
+        </Tooltip>
+      )
 
   }, [isPending, t, isUnapproved, cancelEnabled, cancelTransaction, hasCancelled])
 

ui/app/ducks/gas/gas.duck.js

@@ -399,29 +399,28 @@ export function fetchGasEstimates (blockTime) {
             const next = arr[i + 1]
             if (!next) {
               return [{ expectedWait, gasprice }]
-            } else {
-              const supplementalPrice = getRandomArbitrary(gasprice, next.gasprice)
-              const supplementalTime = extrapolateY({
-                higherY: next.expectedWait,
-                lowerY: expectedWait,
-                higherX: next.gasprice,
-                lowerX: gasprice,
-                xForExtrapolation: supplementalPrice,
-              })
-              const supplementalPrice2 = getRandomArbitrary(supplementalPrice, next.gasprice)
-              const supplementalTime2 = extrapolateY({
-                higherY: next.expectedWait,
-                lowerY: supplementalTime,
-                higherX: next.gasprice,
-                lowerX: supplementalPrice,
-                xForExtrapolation: supplementalPrice2,
-              })
-              return [
-                { expectedWait, gasprice },
-                { expectedWait: supplementalTime, gasprice: supplementalPrice },
-                { expectedWait: supplementalTime2, gasprice: supplementalPrice2 },
-              ]
             }
+            const supplementalPrice = getRandomArbitrary(gasprice, next.gasprice)
+            const supplementalTime = extrapolateY({
+              higherY: next.expectedWait,
+              lowerY: expectedWait,
+              higherX: next.gasprice,
+              lowerX: gasprice,
+              xForExtrapolation: supplementalPrice,
+            })
+            const supplementalPrice2 = getRandomArbitrary(supplementalPrice, next.gasprice)
+            const supplementalTime2 = extrapolateY({
+              higherY: next.expectedWait,
+              lowerY: supplementalTime,
+              higherX: next.gasprice,
+              lowerX: supplementalPrice,
+              xForExtrapolation: supplementalPrice2,
+            })
+            return [
+              { expectedWait, gasprice },
+              { expectedWait: supplementalTime, gasprice: supplementalPrice },
+              { expectedWait: supplementalTime2, gasprice: supplementalPrice2 },
+            ]
           }))
           const withOutliersRemoved = inliersByIQR(withSupplementalTimeEstimates.slice(0).reverse(), 'expectedWait').reverse()
           const timeMappedToSeconds = withOutliersRemoved.map(({ expectedWait, gasprice }) => {
@@ -453,11 +452,11 @@ export function fetchGasEstimates (blockTime) {
 
 export function setCustomGasPriceForRetry (newPrice) {
   return (dispatch) => {
-    if (newPrice !== '0x0') {
+    if (newPrice === '0x0') {
-      dispatch(setCustomGasPrice(newPrice))
-    } else {
       const { fast } = loadLocalStorageData('BASIC_PRICE_ESTIMATES')
       dispatch(setCustomGasPrice(decGWEIToHexWEI(fast)))
+    } else {
+      dispatch(setCustomGasPrice(newPrice))
     }
   }
 }

ui/app/helpers/utils/metametrics.util.js

@@ -157,15 +157,19 @@ function composeUrl (config) {
 
   const urlref = previousPath && composeUrlRefParamAddition(previousPath, confirmTransactionOrigin)
 
-  const dimensions = !pageOpts.hideDimensions ? composeCustomDimensionParamAddition({
+  const dimensions = pageOpts.hideDimensions
-    network,
+    ? ''
-    environmentType,
+    : (
-    activeCurrency,
+      composeCustomDimensionParamAddition({
-    accountType,
+        network,
-    version,
+        environmentType,
-    numberOfTokens: (customVariables && customVariables.numberOfTokens) || numberOfTokens,
+        activeCurrency,
-    numberOfAccounts: (customVariables && customVariables.numberOfAccounts) || numberOfAccounts,
+        accountType,
-  }) : ''
+        version,
+        numberOfTokens: (customVariables && customVariables.numberOfTokens) || numberOfTokens,
+        numberOfAccounts: (customVariables && customVariables.numberOfAccounts) || numberOfAccounts,
+      })
+    )
   const url = currentPath ? `&url=${encodeURIComponent(`${METAMETRICS_TRACKING_URL}${currentPath}`)}` : ''
   const _id = metaMetricsId && !excludeMetaMetricsId ? `&_id=${metaMetricsId.slice(2, 18)}` : ''
   const rand = `&rand=${String(Math.random()).slice(2)}`

ui/app/hooks/tests/useTokenData.test.js

@@ -65,9 +65,9 @@ const tests = [
 
 describe('useTokenData', function () {
   tests.forEach((test) => {
-    const testTitle = test.tokenData !== null
+    const testTitle = test.tokenData === null
-      ? `should return properly decoded data with _value ${test.tokenData.params[1].value}`
+      ? `should return null when no data provided`
-      : `should return null when no data provided`
+      : `should return properly decoded data with _value ${test.tokenData.params[1].value}`
     it(testTitle, function () {
       const { result } = renderHook(() => useTokenData(test.data))
       assert.deepEqual(result.current, test.tokenData)

ui/app/pages/confirm-decrypt-message/confirm-decrypt-message.component.js

@@ -220,7 +220,7 @@ export default class ConfirmDecryptMessage extends Component {
             className="request-decrypt-message__message-text"
           >
             { !hasDecrypted && !hasError ? txData.msgParams.data : rawMessage }
-            { !hasError ? '' : errorMessage }
+            { hasError ? errorMessage : '' }
           </div>
           <div
             className={classnames({
@@ -236,10 +236,10 @@ export default class ConfirmDecryptMessage extends Component {
             })}
             onClick={(event) => {
               decryptMessageInline(txData, event).then((result) => {
-                if (!result.error) {
+                if (result.error) {
-                  this.setState({ hasDecrypted: true, rawMessage: result.rawData })
-                } else {
                   this.setState({ hasError: true, errorMessage: this.context.t('decryptInlineError', [result.error]) })
+                } else {
+                  this.setState({ hasDecrypted: true, rawMessage: result.rawData })
                 }
               })
             }}

ui/app/pages/first-time-flow/metametrics-opt-in/metametrics-opt-in.component.js

@@ -88,7 +88,7 @@ export default class MetaMetricsOptIn extends Component {
               onCancel={() => {
                 setParticipateInMetaMetrics(false)
                   .then(() => {
-                    const promise = participateInMetaMetrics !== false
+                    const promise = participateInMetaMetrics === true
                       ? metricsEvent({
                         eventOpts: {
                           category: 'Onboarding',
@@ -110,7 +110,7 @@ export default class MetaMetricsOptIn extends Component {
               onSubmit={() => {
                 setParticipateInMetaMetrics(true)
                   .then(([_, metaMetricsId]) => {
-                    const promise = participateInMetaMetrics !== true
+                    const promise = participateInMetaMetrics === false
                       ? metricsEvent({
                         eventOpts: {
                           category: 'Onboarding',

ui/app/pages/first-time-flow/onboarding-initiator-util.js

@@ -16,12 +16,12 @@ const returnToOnboardingInitiatorTab = async (onboardingInitiator) => {
     })
   }))
 
-  if (!tab) {
+  if (tab) {
+    window.close()
+  } else {
     // this case can happen if the tab was closed since being checked with `extension.tabs.get`
     log.warn(`Setting current tab to onboarding initiator has failed; falling back to redirect`)
     window.location.assign(onboardingInitiator.location)
-  } else {
-    window.close()
   }
 }
 

ui/app/pages/first-time-flow/seed-phrase/confirm-seed-phrase/confirm-seed-phrase.component.js

@@ -173,10 +173,10 @@ export default class ConfirmSeedPhrase extends PureComponent {
                   className="confirm-seed-phrase__seed-word--sorted"
                   selected={isSelected}
                   onClick={() => {
-                    if (!isSelected) {
+                    if (isSelected) {
-                      this.handleSelectSeedWord(index)
-                    } else {
                       this.handleDeselectSeedWord(index)
+                    } else {
+                      this.handleSelectSeedWord(index)
                     }
                   }}
                   word={word}

ui/app/pages/first-time-flow/seed-phrase/seed-phrase.component.js

@@ -30,10 +30,10 @@ export default class SeedPhrase extends PureComponent {
     if (!seedPhrase) {
       verifySeedPhrase()
         .then((verifiedSeedPhrase) => {
-          if (!verifiedSeedPhrase) {
+          if (verifiedSeedPhrase) {
-            history.push(DEFAULT_ROUTE)
-          } else {
             this.setState({ verifiedSeedPhrase })
+          } else {
+            history.push(DEFAULT_ROUTE)
           }
         })
     }

ui/app/pages/mobile-sync/mobile-sync.component.js

@@ -194,10 +194,10 @@ export default class MobileSyncPage extends Component {
           storeInHistory: false,
         },
         (status, response) => {
-          if (!status.error) {
+          if (status.error) {
-            resolve()
-          } else {
             reject(response)
+          } else {
+            resolve()
           }
         })
     })
@@ -253,10 +253,10 @@ export default class MobileSyncPage extends Component {
           storeInHistory: false,
         },
         (status, response) => {
-          if (!status.error) {
+          if (status.error) {
-            resolve()
-          } else {
             reject(response)
+          } else {
+            resolve()
           }
         },
       )

ui/app/pages/permissions-connect/permissions-connect.component.js

@@ -162,26 +162,24 @@ export default class PermissionConnect extends Component {
     const { redirecting } = this.state
     const { page } = this.props
     const { t } = this.context
-    return !redirecting
+    return redirecting
-      ? (
+      ? null
-        <div
+      : (
-          className="permissions-connect__top-bar"
+        <div className="permissions-connect__top-bar">
-        >
+          {page === '2'
-          { page === '2'
             ? (
               <div className="permissions-connect__back" onClick={() => this.goBack()}>
                 <i className="fas fa-chevron-left" />
-                { t('back') }
+                {t('back')}
               </div>
             )
             : null
           }
           <div className="permissions-connect__page-count">
-            { t('xOfY', [ page, '2' ]) }
+            {t('xOfY', [page, '2'])}
           </div>
         </div>
       )
-      : null
   }
 
   render () {

ui/app/pages/routes/routes.component.js

@@ -265,16 +265,16 @@ export default class Routes extends Component {
   }
 
   toggleMetamaskActive () {
-    if (!this.props.isUnlocked) {
+    if (this.props.isUnlocked) {
+      // currently active: deactivate
+      this.props.lockMetaMask()
+    } else {
       // currently inactive: redirect to password box
       const passwordBox = document.querySelector('input[type=password]')
       if (!passwordBox) {
         return
       }
       passwordBox.focus()
-    } else {
-      // currently active: deactivate
-      this.props.lockMetaMask()
     }
   }
 

ui/app/pages/send/send-content/add-recipient/ens-input.component.js

@@ -122,7 +122,7 @@ export default class EnsInput extends Component {
 
     if (!networkHasEnsSupport && !isValidAddress(input) && !isValidAddressHead(input)) {
       updateEnsResolution('')
-      updateEnsResolutionError(!networkHasEnsSupport ? 'Network does not support ENS' : '')
+      updateEnsResolutionError(networkHasEnsSupport ? '' : 'Network does not support ENS')
       return
     }
 

ui/app/pages/send/send-content/send-amount-row/amount-max-button/amount-max-button.component.js

@@ -51,12 +51,12 @@ export default class AmountMaxButton extends Component {
         name: 'Clicked "Amount Max"',
       },
     })
-    if (!maxModeOn) {
+    if (maxModeOn) {
-      setMaxModeTo(true)
-      this.setMaxAmount()
-    } else {
       setMaxModeTo(false)
       clearMaxAmount()
+    } else {
+      setMaxModeTo(true)
+      this.setMaxAmount()
     }
   }
 

ui/app/pages/send/send.container.js

@@ -90,9 +90,9 @@ function mapDispatchToProps (dispatch) {
       value,
       data,
     }) => {
-      !editingTransactionId
+      editingTransactionId
-        ? dispatch(updateGasData({ gasPrice, selectedAddress, sendToken, blockGasLimit, to, value, data }))
+        ? dispatch(setGasTotal(calcGasTotal(gasLimit, gasPrice)))
-        : dispatch(setGasTotal(calcGasTotal(gasLimit, gasPrice)))
+        : dispatch(updateGasData({ gasPrice, selectedAddress, sendToken, blockGasLimit, to, value, data }))
     },
     updateSendTokenBalance: ({ sendToken, tokenContract, address }) => {
       dispatch(updateSendTokenBalance({

ui/app/selectors/permissions.js

@@ -261,10 +261,10 @@ export function getPermissionsMetadataHostCounts (state) {
   const metadata = getPermissionDomainsMetadata(state)
   return Object.values(metadata).reduce((counts, { host }) => {
     if (host) {
-      if (!counts[host]) {
+      if (counts[host]) {
-        counts[host] = 1
-      } else {
         counts[host] += 1
+      } else {
+        counts[host] = 1
       }
     }
     return counts