From 5063d005cae9a528e13bf313d912043ed03cc10a Mon Sep 17 00:00:00 2001
From: Juraj Uhlar <juro.uhlar@gmail.com>
Date: Tue, 3 Dec 2024 08:29:25 +0000
Subject: [PATCH] chore: lint and remove unnecessary conditions (#183)

* chore: lint and remove unnecessary conditions

* chore: fix build
---
 .eslintrc.js                                  |  6 +++
 src/app/LayoutUI.tsx                          |  2 +-
 src/app/api/admin/reset/route.ts              |  2 +-
 src/app/api/decrypt/route.ts                  |  2 +-
 src/app/bot-firewall/BotFirewall.tsx          | 38 +++++++-------
 .../api/get-bot-visits/botVisitDatabase.ts    | 12 ++---
 src/app/coupon-fraud/CouponFraud.tsx          |  2 +-
 src/app/coupon-fraud/api/claim/route.ts       |  2 +-
 .../CredentialStuffing.tsx                    |  2 +-
 .../api/authenticate/route.ts                 |  2 +-
 src/app/loan-risk/LoanRisk.tsx                |  2 +-
 src/app/loan-risk/api/request-loan/route.ts   |  2 +-
 .../payment-fraud/api/place-order/route.ts    |  2 +-
 src/app/paywall/Paywall.tsx                   |  4 +-
 src/app/paywall/api/article/[id]/route.ts     |  2 +-
 src/app/personalization/Personalization.tsx   |  6 +--
 .../api/cart/add-item/route.ts                |  6 +--
 .../api/get-search-history/route.ts           |  2 +-
 .../components/productCard.tsx                |  2 +-
 .../components/searchComponents.tsx           |  2 +-
 src/app/personalization/hooks/use-cart.ts     | 13 ++---
 src/app/playground/Playground.tsx             | 51 +++++++++----------
 src/app/playground/components/ArrowLinks.tsx  |  5 +-
 .../components/BotDetectionResult.tsx         |  4 +-
 .../components/IpBlocklistResult.tsx          | 12 ++---
 .../components/VpnDetectionResult.tsx         |  8 +--
 src/app/sms-pumping/SmsPumping.tsx            |  2 +-
 .../api/send-verification-sms/route.ts        |  2 +-
 src/app/sms-pumping/api/submit-code/route.ts  |  4 +-
 src/app/vpn-detection/VpnDetectionUseCase.tsx |  2 +-
 .../vpn-detection/api/activate-ppp/route.ts   | 10 ++--
 .../data/getDiscountByCountry.ts              |  2 +-
 src/app/web-scraping/WebScraping.tsx          |  6 +--
 src/app/web-scraping/api/flights/route.ts     |  8 +--
 .../components/DropdownMenu/DropdownMenu.tsx  |  2 +-
 .../ResourceLinks/ResourceLinks.tsx           |  2 +-
 .../UseCaseWrapper/UseCaseWrapper.tsx         |  4 +-
 src/client/thirdParty/Amplitude.tsx           |  2 +-
 .../thirdParty/ThirdPartyIntegrations.tsx     |  2 +-
 src/env.ts                                    | 15 +++---
 src/server/checks.ts                          | 16 +++---
 src/utils/locationUtils.ts                    |  6 +--
 42 files changed, 139 insertions(+), 139 deletions(-)

diff --git a/.eslintrc.js b/.eslintrc.js
index d747db8e..2db5d047 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -6,12 +6,18 @@ module.exports = {
     // necessary to pickup project-specific overrides in prettierrc.js
     'prettier',
   ],
+  parser: '@typescript-eslint/parser',
+  parserOptions: {
+    project: './tsconfig.json', // Adjust the path if necessary
+    tsconfigRootDir: __dirname,
+  },
   plugins: ['react-hooks', 'jsx-a11y'],
   rules: {
     'react-hooks/rules-of-hooks': 'error',
     'react-hooks/exhaustive-deps': 'warn',
     '@typescript-eslint/ban-ts-comment': 'off',
     '@typescript-eslint/no-explicit-any': 'off',
+    '@typescript-eslint/no-unnecessary-condition': 'error',
     'react/no-unescaped-entities': 'off',
   },
 };
diff --git a/src/app/LayoutUI.tsx b/src/app/LayoutUI.tsx
index 449706e8..491d56b2 100644
--- a/src/app/LayoutUI.tsx
+++ b/src/app/LayoutUI.tsx
@@ -10,7 +10,7 @@ import styles from './LayoutUI.module.scss';
 
 export function LayoutUI({ children }: { children: React.ReactNode }) {
   const segments = useSelectedLayoutSegments();
-  const embed = Boolean(segments?.includes('embed'));
+  const embed = Boolean(segments.includes('embed'));
   return (
     <div className={styles.layout}>
       {embed ? null : <Header />}
diff --git a/src/app/api/admin/reset/route.ts b/src/app/api/admin/reset/route.ts
index fea10ccf..dfb35866 100644
--- a/src/app/api/admin/reset/route.ts
+++ b/src/app/api/admin/reset/route.ts
@@ -33,7 +33,7 @@ export async function POST(req: NextRequest): Promise<NextResponse<ResetResponse
     return NextResponse.json({ severity: 'error', message: fingerprintResult.error }, { status: 403 });
   }
 
-  const { visitorId, ip } = fingerprintResult.data.products?.identification?.data ?? {};
+  const { visitorId, ip } = fingerprintResult.data.products.identification?.data ?? {};
   if (!visitorId) {
     return NextResponse.json({ severity: 'error', message: 'Visitor ID not found.' }, { status: 403 });
   }
diff --git a/src/app/api/decrypt/route.ts b/src/app/api/decrypt/route.ts
index ca028bb9..43c2161f 100644
--- a/src/app/api/decrypt/route.ts
+++ b/src/app/api/decrypt/route.ts
@@ -9,7 +9,7 @@ export type DecryptResponse = EventResponse;
 
 export async function POST(request: Request) {
   try {
-    const sealedData = ((await request?.json()) as DecryptPayload).sealedResult;
+    const sealedData = ((await request.json()) as DecryptPayload).sealedResult;
     const data = await decryptSealedResult(sealedData);
     return Response.json(data);
   } catch (e) {
diff --git a/src/app/bot-firewall/BotFirewall.tsx b/src/app/bot-firewall/BotFirewall.tsx
index fbdfe82f..29a3ef8c 100644
--- a/src/app/bot-firewall/BotFirewall.tsx
+++ b/src/app/bot-firewall/BotFirewall.tsx
@@ -171,22 +171,22 @@ export const BotFirewall: FunctionComponent = () => {
             </tr>
           </thead>
           <tbody>
-            {botVisits?.slice(0, displayedVisits).map((botVisit) => {
+            {botVisits.slice(0, displayedVisits).map((botVisit) => {
               return (
-                <tr key={botVisit?.requestId}>
-                  <td>{formatDate(botVisit?.timestamp)}</td>
-                  <td>{botVisit?.requestId}</td>
+                <tr key={botVisit.requestId}>
+                  <td>{formatDate(botVisit.timestamp)}</td>
+                  <td>{botVisit.requestId}</td>
                   <td>
-                    {botVisit?.botResult} ({botVisit.botType})
+                    {botVisit.botResult} ({botVisit.botType})
                   </td>
-                  <td className={styles.wrapAndBreakTableCell}>{botVisit?.ip}</td>
+                  <td className={styles.wrapAndBreakTableCell}>{botVisit.ip}</td>
                   <td>
                     <BotVisitAction
-                      ip={botVisit?.ip}
-                      isBlockedNow={isIpBlocked(botVisit?.ip)}
+                      ip={botVisit.ip}
+                      isBlockedNow={isIpBlocked(botVisit.ip)}
                       blockIp={blockIp}
                       isLoadingBlockIp={isLoadingBlockIp}
-                      isVisitorsIp={botVisit?.ip === visitorData?.ip}
+                      isVisitorsIp={botVisit.ip === visitorData?.ip}
                     />
                   </td>
                 </tr>
@@ -197,32 +197,32 @@ export const BotFirewall: FunctionComponent = () => {
 
         {/* Display bot visits as **CARDS** only on small screens */}
         <div className={styles.cards}>
-          {botVisits?.slice(0, displayedVisits).map((botVisit) => {
+          {botVisits.slice(0, displayedVisits).map((botVisit) => {
             return (
               <div key={botVisit.requestId} className={styles.card}>
                 <div className={styles.cardContent}>
                   <div>Timestamp</div>
-                  <div>{formatDate(botVisit?.timestamp)}</div>
+                  <div>{formatDate(botVisit.timestamp)}</div>
 
                   <div>Request ID</div>
-                  <div>{botVisit?.requestId}</div>
+                  <div>{botVisit.requestId}</div>
 
                   <div>
                     Bot Type <BotTypeInfo />
                   </div>
                   <div>
-                    {botVisit?.botResult} ({botVisit.botType})
+                    {botVisit.botResult} ({botVisit.botType})
                   </div>
 
                   <div>IP Address</div>
-                  <div>{botVisit?.ip}</div>
+                  <div>{botVisit.ip}</div>
                 </div>
                 <BotVisitAction
-                  ip={botVisit?.ip}
-                  isBlockedNow={isIpBlocked(botVisit?.ip)}
+                  ip={botVisit.ip}
+                  isBlockedNow={isIpBlocked(botVisit.ip)}
                   blockIp={blockIp}
                   isLoadingBlockIp={isLoadingBlockIp}
-                  isVisitorsIp={botVisit?.ip === visitorData?.ip}
+                  isVisitorsIp={botVisit.ip === visitorData?.ip}
                 />
               </div>
             );
@@ -268,13 +268,13 @@ export const BotFirewall: FunctionComponent = () => {
 
           {content}
           {/* Display load older bot visits button if necessary */}
-          {botVisits && botVisits?.length > DEFAULT_DISPLAYED_VISITS ? (
+          {botVisits && botVisits.length > DEFAULT_DISPLAYED_VISITS ? (
             <Button
               size='medium'
               className={styles.loadMore}
               outlined
               onClick={() => setDisplayedVisits(displayedVisits + DISPLAYED_VISITS_INCREMENT)}
-              disabled={!botVisits || displayedVisits >= botVisits.length}
+              disabled={displayedVisits >= botVisits.length}
             >
               Show older bot visits
             </Button>
diff --git a/src/app/bot-firewall/api/get-bot-visits/botVisitDatabase.ts b/src/app/bot-firewall/api/get-bot-visits/botVisitDatabase.ts
index 01babcd8..b935ce43 100644
--- a/src/app/bot-firewall/api/get-bot-visits/botVisitDatabase.ts
+++ b/src/app/bot-firewall/api/get-bot-visits/botVisitDatabase.ts
@@ -53,12 +53,12 @@ export const saveBotVisit = async (botData: EventResponseBotData, visitorId: str
   BotVisitDbModel.create({
     ip: botData.ip,
     visitorId: visitorId,
-    requestId: botData.requestId ?? 'N/A',
-    timestamp: botData.time ?? 'N/A',
-    botResult: botData.bot.result ?? 'N/A',
-    botType: botData.bot.type ?? 'N/A',
-    userAgent: botData.userAgent ?? 'N/A',
-    url: botData.url ?? 'N/A',
+    requestId: botData.requestId,
+    timestamp: botData.time,
+    botResult: botData.bot.result,
+    botType: botData.bot.type ?? '',
+    userAgent: botData.userAgent,
+    url: botData.url,
   });
 };
 
diff --git a/src/app/coupon-fraud/CouponFraud.tsx b/src/app/coupon-fraud/CouponFraud.tsx
index 45f1b40c..44d879df 100644
--- a/src/app/coupon-fraud/CouponFraud.tsx
+++ b/src/app/coupon-fraud/CouponFraud.tsx
@@ -110,7 +110,7 @@ export function CouponFraudUseCase() {
                 {isLoading ? 'Processing...' : 'Apply'}
               </Button>
             </div>
-            {claimResponse?.message && !isLoading && (
+            {claimResponse?.message && (
               <div>
                 <Alert severity={claimResponse.severity}>{claimResponse.message}</Alert>
               </div>
diff --git a/src/app/coupon-fraud/api/claim/route.ts b/src/app/coupon-fraud/api/claim/route.ts
index d0f0b095..aecd70c2 100644
--- a/src/app/coupon-fraud/api/claim/route.ts
+++ b/src/app/coupon-fraud/api/claim/route.ts
@@ -28,7 +28,7 @@ export async function POST(req: Request): Promise<NextResponse<CouponClaimRespon
   }
 
   // Get visitorId from the Server API Identification event
-  const visitorId = fingerprintResult.data.products?.identification?.data?.visitorId;
+  const visitorId = fingerprintResult.data.products.identification?.data?.visitorId;
   if (!visitorId) {
     return NextResponse.json({ severity: 'error', message: 'Visitor ID not found.' }, { status: 403 });
   }
diff --git a/src/app/credential-stuffing/CredentialStuffing.tsx b/src/app/credential-stuffing/CredentialStuffing.tsx
index f9511df0..242274db 100644
--- a/src/app/credential-stuffing/CredentialStuffing.tsx
+++ b/src/app/credential-stuffing/CredentialStuffing.tsx
@@ -85,7 +85,7 @@ export function CredentialStuffing() {
             <Image src={showPassword ? shownIcon : hiddenIcon} alt={showPassword ? 'Hide password' : 'Show password'} />
           </button>
           {loginNetworkError && <Alert severity='error'>{loginNetworkError.message}</Alert>}
-          {loginResponse?.message && !isLoading && (
+          {loginResponse?.message && (
             <Alert severity={loginResponse.severity} className={styles.alert}>
               {loginResponse.message}
             </Alert>
diff --git a/src/app/credential-stuffing/api/authenticate/route.ts b/src/app/credential-stuffing/api/authenticate/route.ts
index c621e91f..60ea62bc 100644
--- a/src/app/credential-stuffing/api/authenticate/route.ts
+++ b/src/app/credential-stuffing/api/authenticate/route.ts
@@ -44,7 +44,7 @@ export async function POST(req: Request): Promise<NextResponse<LoginResponse>> {
   }
 
   // Get visitorId from the Server API Identification event
-  const visitorId = fingerprintResult.data.products?.identification?.data?.visitorId;
+  const visitorId = fingerprintResult.data.products.identification?.data?.visitorId;
   if (!visitorId) {
     logLoginAttempt(clientVisitorId, username, 'RequestIdValidationFailed');
     return NextResponse.json({ message: 'Visitor ID not found.', severity: 'error' }, { status: 403 });
diff --git a/src/app/loan-risk/LoanRisk.tsx b/src/app/loan-risk/LoanRisk.tsx
index e927f342..fe6c32f8 100644
--- a/src/app/loan-risk/LoanRisk.tsx
+++ b/src/app/loan-risk/LoanRisk.tsx
@@ -196,7 +196,7 @@ export function LoanRisk() {
               </div>
             </div>
             {loanRequestNetworkError && <Alert severity='error'>{loanRequestNetworkError.message}</Alert>}
-            {loanRequestResponse?.message && !isLoanRequestLoading && (
+            {loanRequestResponse?.message && (
               <Alert severity={loanRequestResponse.severity}>{loanRequestResponse.message}</Alert>
             )}
             <Button
diff --git a/src/app/loan-risk/api/request-loan/route.ts b/src/app/loan-risk/api/request-loan/route.ts
index 1ca368a3..30b2bd64 100644
--- a/src/app/loan-risk/api/request-loan/route.ts
+++ b/src/app/loan-risk/api/request-loan/route.ts
@@ -34,7 +34,7 @@ export async function POST(req: Request): Promise<NextResponse<LoanRequestRespon
   }
 
   // Get visitorId from the Server API Identification event
-  const visitorId = fingerprintResult.data.products?.identification?.data?.visitorId;
+  const visitorId = fingerprintResult.data.products.identification?.data?.visitorId;
   if (!visitorId) {
     return NextResponse.json({ severity: 'error', message: 'Visitor ID not found.' }, { status: 403 });
   }
diff --git a/src/app/payment-fraud/api/place-order/route.ts b/src/app/payment-fraud/api/place-order/route.ts
index cb70c93b..6103ca13 100644
--- a/src/app/payment-fraud/api/place-order/route.ts
+++ b/src/app/payment-fraud/api/place-order/route.ts
@@ -56,7 +56,7 @@ export async function POST(req: Request): Promise<NextResponse<PaymentResponse>>
   }
 
   // Get visitorId from the Server API Identification event
-  const visitorId = fingerprintResult.data.products?.identification?.data?.visitorId;
+  const visitorId = fingerprintResult.data.products.identification?.data?.visitorId;
   if (!visitorId) {
     return NextResponse.json({ severity: 'error', message: 'Visitor ID not found.' }, { status: 403 });
   }
diff --git a/src/app/paywall/Paywall.tsx b/src/app/paywall/Paywall.tsx
index a1933455..481ddc4d 100644
--- a/src/app/paywall/Paywall.tsx
+++ b/src/app/paywall/Paywall.tsx
@@ -13,8 +13,8 @@ export default function Paywall({ embed }: { embed: boolean }) {
   const gridArticles = ARTICLES.slice(1);
   return (
     <UseCaseWrapper useCase={USE_CASES.paywall}>
-      {heroArticle && <ArticleCard article={heroArticle} isHeroArticle embed={embed} />}
-      {gridArticles && <ArticleGrid articles={gridArticles} embed={embed} />}
+      <ArticleCard article={heroArticle} isHeroArticle embed={embed} />
+      <ArticleGrid articles={gridArticles} embed={embed} />
     </UseCaseWrapper>
   );
 }
diff --git a/src/app/paywall/api/article/[id]/route.ts b/src/app/paywall/api/article/[id]/route.ts
index af2899a5..f11a78ac 100644
--- a/src/app/paywall/api/article/[id]/route.ts
+++ b/src/app/paywall/api/article/[id]/route.ts
@@ -37,7 +37,7 @@ export async function POST(
   }
 
   // Get visitorId from the Server API Identification event
-  const visitorId = fingerprintResult.data.products?.identification?.data?.visitorId;
+  const visitorId = fingerprintResult.data.products.identification?.data?.visitorId;
   if (!visitorId) {
     return NextResponse.json({ severity: 'error', message: 'Visitor ID not found.' }, { status: 403 });
   }
diff --git a/src/app/personalization/Personalization.tsx b/src/app/personalization/Personalization.tsx
index a5a3049d..65dad200 100644
--- a/src/app/personalization/Personalization.tsx
+++ b/src/app/personalization/Personalization.tsx
@@ -41,7 +41,7 @@ export function Personalization() {
   const { showNotification } = usePersonalizationNotification();
 
   useEffect(() => {
-    if (productsQuery.data?.data?.querySaved) {
+    if (productsQuery.data?.data.querySaved) {
       showNotification('Search query saved!');
     }
   }, [productsQuery.data, showNotification]);
@@ -57,7 +57,7 @@ export function Personalization() {
   useEffect(() => {
     if (
       data?.incognito &&
-      data?.visitorFound &&
+      data.visitorFound &&
       !userWelcomed &&
       (searchHistoryQuery.data?.data?.length || cartQuery.data?.data?.length)
     ) {
@@ -118,7 +118,7 @@ export function Personalization() {
                 <Spinner size={36} className={styles.spinner} />
               ) : (
                 <>
-                  {productsQuery.data?.data?.products?.length ? (
+                  {productsQuery.data?.data.products.length ? (
                     productsQuery.data.data.products.map((product) => (
                       <ProductCard key={product.id} product={product} />
                     ))
diff --git a/src/app/personalization/api/cart/add-item/route.ts b/src/app/personalization/api/cart/add-item/route.ts
index 5a815249..294f0fc5 100644
--- a/src/app/personalization/api/cart/add-item/route.ts
+++ b/src/app/personalization/api/cart/add-item/route.ts
@@ -28,7 +28,7 @@ export async function POST(req: NextRequest): Promise<NextResponse<AddCartItemRe
   }
 
   // Get visitorId from the Server API Identification event
-  const visitorId = fingerprintResult.data.products?.identification?.data?.visitorId;
+  const visitorId = fingerprintResult.data.products.identification?.data?.visitorId;
   if (!visitorId) {
     return NextResponse.json({ severity: 'error', message: 'Visitor ID not found.' }, { status: 403 });
   }
@@ -48,14 +48,14 @@ export async function POST(req: NextRequest): Promise<NextResponse<AddCartItemRe
   const [cartItem, created] = await UserCartItemDbModel.findOrCreate({
     where: {
       visitorId: {
-        [Op.eq]: visitorId ?? '',
+        [Op.eq]: visitorId,
       },
       productId: {
         [Op.eq]: productId,
       },
     },
     defaults: {
-      visitorId: visitorId ?? '',
+      visitorId: visitorId,
       count: 1,
       timestamp: new Date(),
       productId,
diff --git a/src/app/personalization/api/get-search-history/route.ts b/src/app/personalization/api/get-search-history/route.ts
index c30e2e6f..584eb412 100644
--- a/src/app/personalization/api/get-search-history/route.ts
+++ b/src/app/personalization/api/get-search-history/route.ts
@@ -28,7 +28,7 @@ export async function POST(req: NextRequest): Promise<NextResponse<SearchHistory
   }
 
   // Get visitorId from the Server API Identification event
-  const visitorId = fingerprintResult.data.products?.identification?.data?.visitorId;
+  const visitorId = fingerprintResult.data.products.identification?.data?.visitorId;
   if (!visitorId) {
     return NextResponse.json({ severity: 'error', message: 'Visitor ID not found.' }, { status: 403 });
   }
diff --git a/src/app/personalization/components/productCard.tsx b/src/app/personalization/components/productCard.tsx
index 74a0c3cf..4c8bd135 100644
--- a/src/app/personalization/components/productCard.tsx
+++ b/src/app/personalization/components/productCard.tsx
@@ -53,7 +53,7 @@ export const ProductCard: FunctionComponent<{ product: Product }> = ({ product }
 
   const removeFromCart = async () => {
     if (cartItem) {
-      await removeCartItemMutation.mutateAsync({ itemId: cartItem?.id });
+      await removeCartItemMutation.mutateAsync({ itemId: cartItem.id });
     }
   };
 
diff --git a/src/app/personalization/components/searchComponents.tsx b/src/app/personalization/components/searchComponents.tsx
index 865c9402..805822ef 100644
--- a/src/app/personalization/components/searchComponents.tsx
+++ b/src/app/personalization/components/searchComponents.tsx
@@ -34,7 +34,7 @@ type SearchHistoryProps = {
 };
 
 export const SearchHistory: FunctionComponent<SearchHistoryProps> = ({ searchHistory, setSearchHistory }) => {
-  if (!searchHistory || searchHistory?.length === 0) {
+  if (!searchHistory || searchHistory.length === 0) {
     return null;
   }
 
diff --git a/src/app/personalization/hooks/use-cart.ts b/src/app/personalization/hooks/use-cart.ts
index 8263da4f..97a1aabd 100644
--- a/src/app/personalization/hooks/use-cart.ts
+++ b/src/app/personalization/hooks/use-cart.ts
@@ -31,14 +31,9 @@ export function useCart() {
     enabled: Boolean(visitorData),
   });
 
-  const refetchCartOnSuccess = useCallback(
-    async (data: AddCartItemResponse | RemoveCartItemResponse) => {
-      if (data) {
-        await cartQuery.refetch();
-      }
-    },
-    [cartQuery],
-  );
+  const refetchCartOnSuccess = useCallback(async () => {
+    await cartQuery.refetch();
+  }, [cartQuery]);
 
   const addCartItemMutation = useMutation({
     mutationKey: [ADD_CART_ITEM_MUTATION],
@@ -56,7 +51,7 @@ export function useCart() {
       });
       return (await response.json()) as AddCartItemResponse;
     },
-    onSuccess: (data: AddCartItemResponse) => refetchCartOnSuccess(data),
+    onSuccess: () => refetchCartOnSuccess(),
   });
 
   const removeCartItemMutation = useMutation({
diff --git a/src/app/playground/Playground.tsx b/src/app/playground/Playground.tsx
index b5a7560a..e6f2b7d0 100644
--- a/src/app/playground/Playground.tsx
+++ b/src/app/playground/Playground.tsx
@@ -157,7 +157,7 @@ export function Playground() {
       {
         content: agentResponse?.lastSeenAt.global ? (
           <JsonLink propertyName='lastSeenAt' elementOrder='first'>
-            {timeAgoLabel(agentResponse?.lastSeenAt.global)}
+            {timeAgoLabel(agentResponse.lastSeenAt.global)}
           </JsonLink>
         ) : (
           'Unknown'
@@ -189,11 +189,10 @@ export function Playground() {
     ],
   ];
 
-  const suspectScore = usedIdentificationEvent?.products?.suspectScore?.data?.result;
-  const remoteControl: boolean | undefined = usedIdentificationEvent?.products?.remoteControl?.data?.result;
+  const suspectScore = usedIdentificationEvent?.products.suspectScore?.data?.result;
+  const remoteControl: boolean | undefined = usedIdentificationEvent?.products.remoteControl?.data?.result;
 
-  const ipVelocity: number | undefined =
-    usedIdentificationEvent?.products?.velocity?.data?.distinctIp?.intervals?.['1h'];
+  const ipVelocity: number | undefined = usedIdentificationEvent?.products.velocity?.data?.distinctIp.intervals?.['1h'];
 
   const smartSignals: TableCellData[][] = [
     [
@@ -238,10 +237,10 @@ export function Playground() {
       {
         content: (
           <JsonLink propertyName='incognito'>
-            {usedIdentificationEvent?.products?.incognito?.data?.result ? 'You are incognito 🕶' : 'Not detected'}
+            {usedIdentificationEvent?.products.incognito?.data?.result ? 'You are incognito 🕶' : 'Not detected'}
           </JsonLink>
         ),
-        className: usedIdentificationEvent?.products?.incognito?.data?.result ? tableStyles.red : tableStyles.green,
+        className: usedIdentificationEvent?.products.incognito?.data?.result ? tableStyles.red : tableStyles.green,
       },
     ],
     [
@@ -255,7 +254,7 @@ export function Playground() {
       {
         content: <JsonLink propertyName='botd'>{botDetectionResult({ event: usedIdentificationEvent })}</JsonLink>,
         className:
-          usedIdentificationEvent?.products?.botd?.data?.bot?.result === 'bad' ? tableStyles.red : tableStyles.green,
+          usedIdentificationEvent?.products.botd?.data?.bot.result === 'bad' ? tableStyles.red : tableStyles.green,
       },
     ],
     [
@@ -271,7 +270,7 @@ export function Playground() {
       },
       {
         content: <JsonLink propertyName='vpn'>{vpnDetectionResult({ event: usedIdentificationEvent })}</JsonLink>,
-        className: usedIdentificationEvent?.products?.vpn?.data?.result === true ? tableStyles.red : tableStyles.green,
+        className: usedIdentificationEvent?.products.vpn?.data?.result === true ? tableStyles.red : tableStyles.green,
       },
     ],
     [
@@ -288,12 +287,12 @@ export function Playground() {
       {
         content: (
           <JsonLink propertyName='tampering'>
-            {usedIdentificationEvent?.products?.tampering?.data?.result === true ? 'Yes 🖥️🔧' : 'Not detected'}
+            {usedIdentificationEvent?.products.tampering?.data?.result === true ? 'Yes 🖥️🔧' : 'Not detected'}
           </JsonLink>
         ),
 
         className:
-          usedIdentificationEvent?.products?.tampering?.data?.result === true ? tableStyles.red : tableStyles.green,
+          usedIdentificationEvent?.products.tampering?.data?.result === true ? tableStyles.red : tableStyles.green,
       },
     ],
     [
@@ -310,13 +309,11 @@ export function Playground() {
       {
         content: (
           <JsonLink propertyName='developerTools'>
-            {usedIdentificationEvent?.products?.developerTools?.data?.result === true ? 'Yes 🔧' : 'Not detected'}
+            {usedIdentificationEvent?.products.developerTools?.data?.result === true ? 'Yes 🔧' : 'Not detected'}
           </JsonLink>
         ),
         className:
-          usedIdentificationEvent?.products?.developerTools?.data?.result === true
-            ? tableStyles.red
-            : tableStyles.green,
+          usedIdentificationEvent?.products.developerTools?.data?.result === true ? tableStyles.red : tableStyles.green,
       },
     ],
     [
@@ -330,14 +327,12 @@ export function Playground() {
       {
         content: (
           <JsonLink propertyName='virtualMachine'>
-            {usedIdentificationEvent?.products?.virtualMachine?.data?.result === true ? 'Yes ☁️💻' : 'Not detected'}
+            {usedIdentificationEvent?.products.virtualMachine?.data?.result === true ? 'Yes ☁️💻' : 'Not detected'}
           </JsonLink>
         ),
 
         className:
-          usedIdentificationEvent?.products?.virtualMachine?.data?.result === true
-            ? tableStyles.red
-            : tableStyles.green,
+          usedIdentificationEvent?.products.virtualMachine?.data?.result === true ? tableStyles.red : tableStyles.green,
       },
     ],
     [
@@ -351,11 +346,11 @@ export function Playground() {
       {
         content: (
           <JsonLink propertyName='privacySettings'>
-            {usedIdentificationEvent?.products?.privacySettings?.data?.result === true ? 'Yes 🙈💻' : 'Not detected'}
+            {usedIdentificationEvent?.products.privacySettings?.data?.result === true ? 'Yes 🙈💻' : 'Not detected'}
           </JsonLink>
         ),
         className:
-          usedIdentificationEvent?.products?.privacySettings?.data?.result === true
+          usedIdentificationEvent?.products.privacySettings?.data?.result === true
             ? tableStyles.red
             : tableStyles.green,
       },
@@ -402,9 +397,9 @@ export function Playground() {
           <JsonLink propertyName='ipBlocklist'>{ipBlocklistResult({ event: usedIdentificationEvent })}</JsonLink>
         ),
         className:
-          usedIdentificationEvent?.products?.ipBlocklist?.data?.result ||
-          usedIdentificationEvent?.products?.proxy?.data?.result ||
-          usedIdentificationEvent?.products?.tor?.data?.result
+          usedIdentificationEvent?.products.ipBlocklist?.data?.result ||
+          usedIdentificationEvent?.products.proxy?.data?.result ||
+          usedIdentificationEvent?.products.tor?.data?.result
             ? tableStyles.red
             : tableStyles.green,
       },
@@ -423,12 +418,12 @@ export function Playground() {
       {
         content: (
           <JsonLink propertyName='highActivity'>
-            {usedIdentificationEvent?.products?.highActivity?.data?.result === true ? 'Yes 🔥' : 'Not detected'}
+            {usedIdentificationEvent?.products.highActivity?.data?.result === true ? 'Yes 🔥' : 'Not detected'}
           </JsonLink>
         ),
 
         className:
-          usedIdentificationEvent?.products?.highActivity?.data?.result === true ? tableStyles.red : tableStyles.green,
+          usedIdentificationEvent?.products.highActivity?.data?.result === true ? tableStyles.red : tableStyles.green,
       },
     ],
     [
@@ -610,7 +605,7 @@ export function Playground() {
                 <MyCollapsibleContent>
                   <div className={styles.visitorIdBox}>
                     <p>Your Visitor ID is </p>
-                    <h2 className={styles.visitorId}>{agentResponse?.visitorId}</h2>
+                    <h2 className={styles.visitorId}>{agentResponse.visitorId}</h2>
                   </div>
 
                   <SignalTable data={identificationSignals} />
@@ -662,7 +657,7 @@ export function Playground() {
                   </h4>
                   <CollapsibleJsonViewer
                     dataTestId={TEST_IDS.playground.agentResponseJSON}
-                    json={displayedAgentResponse ?? {}}
+                    json={displayedAgentResponse}
                   />
                 </div>
                 <div>
diff --git a/src/app/playground/components/ArrowLinks.tsx b/src/app/playground/components/ArrowLinks.tsx
index f84dec8f..be1c4b89 100644
--- a/src/app/playground/components/ArrowLinks.tsx
+++ b/src/app/playground/components/ArrowLinks.tsx
@@ -52,7 +52,10 @@ export const JsonLink: FunctionComponent<{
         // scroll to property and highlight it
         const jsonProperties = document.querySelectorAll('.json-view--property');
         const foundElements = Array.from(jsonProperties).filter((el) => el.textContent === propertyName);
-        const targetElement = elementOrder === 'first' ? foundElements[0] : foundElements[foundElements.length - 1];
+        const targetElement =
+          elementOrder === 'first'
+            ? foundElements[0]
+            : (foundElements[foundElements.length - 1] as Element | undefined);
         if (targetElement) {
           if (targetElement.classList.contains(styles.jsonPropertyHighlighted)) {
             targetElement.classList.remove(styles.jsonPropertyHighlighted);
diff --git a/src/app/playground/components/BotDetectionResult.tsx b/src/app/playground/components/BotDetectionResult.tsx
index edba144a..1b79ba27 100644
--- a/src/app/playground/components/BotDetectionResult.tsx
+++ b/src/app/playground/components/BotDetectionResult.tsx
@@ -1,11 +1,11 @@
 import { EventResponse } from '@fingerprintjs/fingerprintjs-pro-server-api';
 
 const botDetectionResult = ({ event }: { event: EventResponse | undefined }): string => {
-  switch (event?.products?.botd?.data?.bot?.result) {
+  switch (event?.products.botd?.data?.bot.result) {
     case 'good':
       return 'You are a good bot 🤖';
     case 'bad':
-      return `You are a bad bot 🤖 (type: ${event?.products?.botd?.data?.bot?.type})`;
+      return `You are a bad bot 🤖 (type: ${event.products.botd.data.bot.type})`;
     case 'notDetected':
       return 'Not detected';
     default:
diff --git a/src/app/playground/components/IpBlocklistResult.tsx b/src/app/playground/components/IpBlocklistResult.tsx
index d51c0ca6..d23522b1 100644
--- a/src/app/playground/components/IpBlocklistResult.tsx
+++ b/src/app/playground/components/IpBlocklistResult.tsx
@@ -1,20 +1,20 @@
 import { EventResponse } from '@fingerprintjs/fingerprintjs-pro-server-api';
 
 export const ipBlocklistResult = ({ event }: { event: EventResponse | undefined }): string => {
-  const blocklistData = event?.products?.ipBlocklist?.data;
-  if (blocklistData?.details?.attackSource && blocklistData?.details?.emailSpam) {
+  const blocklistData = event?.products.ipBlocklist?.data;
+  if (blocklistData?.details.attackSource && blocklistData.details.emailSpam) {
     return 'Your IP is on a blocklist 🚫 (it was part of multiple attacks)';
   }
-  if (blocklistData?.details?.attackSource) {
+  if (blocklistData?.details.attackSource) {
     return 'Your IP is on a blocklist 🚫 (it was part of a network attack)';
   }
-  if (blocklistData?.details?.emailSpam) {
+  if (blocklistData?.details.emailSpam) {
     return 'Your IP is on a blocklist 🚫 (it was part of a spam attack)';
   }
-  if (event?.products?.tor?.data?.result === true) {
+  if (event?.products.tor?.data?.result === true) {
     return 'Your IP is a Tor exit node 🧅';
   }
-  if (event?.products?.proxy?.data?.result === true) {
+  if (event?.products.proxy?.data?.result === true) {
     return 'Your IP is used by a public proxy provider 🔄';
   }
   if (blocklistData?.result === false) {
diff --git a/src/app/playground/components/VpnDetectionResult.tsx b/src/app/playground/components/VpnDetectionResult.tsx
index ac23e255..c762e837 100644
--- a/src/app/playground/components/VpnDetectionResult.tsx
+++ b/src/app/playground/components/VpnDetectionResult.tsx
@@ -1,7 +1,7 @@
 import { EventResponse } from '@fingerprintjs/fingerprintjs-pro-server-api';
 
 export const vpnDetectionResult = ({ event }: { event: EventResponse | undefined }): string => {
-  const VpnData = event?.products?.vpn?.data;
+  const VpnData = event?.products.vpn?.data;
   if (!VpnData) {
     return 'Signal not available';
   }
@@ -9,9 +9,9 @@ export const vpnDetectionResult = ({ event }: { event: EventResponse | undefined
     return 'Not detected';
   }
   const reasons = [
-    VpnData.methods?.publicVPN ? 'public VPN IP' : undefined,
-    VpnData.methods?.timezoneMismatch ? 'timezone mismatch' : undefined,
-    VpnData.methods?.osMismatch ? 'OS mismatch' : undefined,
+    VpnData.methods.publicVPN ? 'public VPN IP' : undefined,
+    VpnData.methods.timezoneMismatch ? 'timezone mismatch' : undefined,
+    VpnData.methods.osMismatch ? 'OS mismatch' : undefined,
   ].filter(Boolean);
   const reasonsString = reasons.length > 0 ? ` (${reasons.join(', ')})` : '';
   return `You are using a VPN 🌐 ${reasonsString}`;
diff --git a/src/app/sms-pumping/SmsPumping.tsx b/src/app/sms-pumping/SmsPumping.tsx
index e495cb24..278d7ce4 100644
--- a/src/app/sms-pumping/SmsPumping.tsx
+++ b/src/app/sms-pumping/SmsPumping.tsx
@@ -88,7 +88,7 @@ const SmsFraud: FunctionComponent = () => {
 
   const searchParams = useSearchParams();
   const disableBotDetection =
-    searchParams?.get('disableBotDetection') === '1' || searchParams?.get('disableBotDetection') === 'true';
+    searchParams.get('disableBotDetection') === '1' || searchParams.get('disableBotDetection') === 'true';
 
   const [, copyToClipboard] = useCopyToClipboard();
   const sendMessageMutation = useSendMessage({
diff --git a/src/app/sms-pumping/api/send-verification-sms/route.ts b/src/app/sms-pumping/api/send-verification-sms/route.ts
index 396198ee..1c119be3 100644
--- a/src/app/sms-pumping/api/send-verification-sms/route.ts
+++ b/src/app/sms-pumping/api/send-verification-sms/route.ts
@@ -100,7 +100,7 @@ export async function POST(req: NextRequest): Promise<NextResponse<SendSMSRespon
   }
 
   // If identification data is missing, return an error
-  const visitorId = fingerprintResult.data.products?.identification?.data?.visitorId;
+  const visitorId = fingerprintResult.data.products.identification?.data?.visitorId;
   if (!visitorId) {
     return NextResponse.json({ message: 'Identification data not found.', severity: 'error' }, { status: 403 });
   }
diff --git a/src/app/sms-pumping/api/submit-code/route.ts b/src/app/sms-pumping/api/submit-code/route.ts
index 86e26469..57cdfa3b 100644
--- a/src/app/sms-pumping/api/submit-code/route.ts
+++ b/src/app/sms-pumping/api/submit-code/route.ts
@@ -26,7 +26,7 @@ export async function POST(req: NextRequest): Promise<NextResponse<SubmitCodeRes
   }
 
   // If identification data is missing, return an error
-  const identification = fingerprintResult.data.products?.identification?.data;
+  const identification = fingerprintResult.data.products.identification?.data;
   if (!identification) {
     return NextResponse.json({ severity: 'error', message: 'Identification data not found.' }, { status: 403 });
   }
@@ -34,7 +34,7 @@ export async function POST(req: NextRequest): Promise<NextResponse<SubmitCodeRes
   // Retrieve SMS verification requests made by this browser to this phone number
   const latestSmsVerificationRequest = await SmsVerificationDatabaseModel.findOne({
     where: {
-      visitorId: identification?.visitorId,
+      visitorId: identification.visitorId,
       phoneNumberHash: hashString(phoneNumber),
       timestamp: {
         [Op.gte]: new Date(new Date().setHours(0, 0, 0, 0)),
diff --git a/src/app/vpn-detection/VpnDetectionUseCase.tsx b/src/app/vpn-detection/VpnDetectionUseCase.tsx
index 62b3d8da..c8df03af 100644
--- a/src/app/vpn-detection/VpnDetectionUseCase.tsx
+++ b/src/app/vpn-detection/VpnDetectionUseCase.tsx
@@ -102,7 +102,7 @@ const VpnDetectionUseCase: FunctionComponent = () => {
             We are offering purchasing power parity pricing.
           </p>
           {Boolean(activateError) && <Alert severity='error'>{String(activateError)}</Alert>}
-          {activateResponse?.message && !isLoading && (
+          {activateResponse?.message && (
             <div>
               <Alert severity={activateResponse.severity}>{activateResponse.message}</Alert>
             </div>
diff --git a/src/app/vpn-detection/api/activate-ppp/route.ts b/src/app/vpn-detection/api/activate-ppp/route.ts
index abd8b10a..6f69c253 100644
--- a/src/app/vpn-detection/api/activate-ppp/route.ts
+++ b/src/app/vpn-detection/api/activate-ppp/route.ts
@@ -33,7 +33,7 @@ export async function POST(req: Request): Promise<NextResponse<ActivateRegionalP
 
   const location = getIpLocation(fingerprintResult.data);
   const locationName = getLocationName(location, false);
-  const vpnDetection = fingerprintResult.data.products?.vpn?.data;
+  const vpnDetection = fingerprintResult.data.products.vpn?.data;
 
   if (!location?.country) {
     return NextResponse.json(
@@ -53,7 +53,7 @@ export async function POST(req: Request): Promise<NextResponse<ActivateRegionalP
    * (timezone mismatch is false)
    * So we still return a successful response while acknowledging the result.
    */
-  if (vpnDetection?.methods?.osMismatch === true && vpnDetection.methods.timezoneMismatch === false) {
+  if (vpnDetection?.methods.osMismatch === true && vpnDetection.methods.timezoneMismatch === false) {
     const privateRelayNote =
       'It looks like you are using an IP anonymizing service (for example, Apple Private relay) without changing your location. You still get the discount!';
     return NextResponse.json(
@@ -68,13 +68,13 @@ export async function POST(req: Request): Promise<NextResponse<ActivateRegionalP
 
   if (vpnDetection?.result === true) {
     let reason = '';
-    if (vpnDetection.methods?.publicVPN) {
+    if (vpnDetection.methods.publicVPN) {
       reason = `Your IP address appears to be in ${locationName} but it's a known VPN IP address.`;
     }
-    if (vpnDetection.methods?.timezoneMismatch && vpnDetection.originTimezone) {
+    if (vpnDetection.methods.timezoneMismatch && vpnDetection.originTimezone) {
       reason = `Your IP address appears to be in ${locationName}, but your timezone is ${vpnDetection.originTimezone}.`;
     }
-    if (vpnDetection.methods?.auxiliaryMobile) {
+    if (vpnDetection.methods.auxiliaryMobile) {
       reason = `Your IP address appears to be in ${locationName}, but your phone is not.`;
     }
     return NextResponse.json(
diff --git a/src/app/vpn-detection/data/getDiscountByCountry.ts b/src/app/vpn-detection/data/getDiscountByCountry.ts
index 474cd0a5..d51f92c4 100644
--- a/src/app/vpn-detection/data/getDiscountByCountry.ts
+++ b/src/app/vpn-detection/data/getDiscountByCountry.ts
@@ -11,6 +11,6 @@ export const getRegionalDiscount = (countryCode?: string) => {
   if (!countryCode) {
     return FALLBACK_DISCOUNT;
   }
-  const ppp = (pppByCountry as Record<string, number>)[countryCode] ?? 0.8;
+  const ppp = (pppByCountry as Record<string, number | undefined>)[countryCode] ?? 0.8;
   return roundToPlaces((1 - ppp) * 100, 2);
 };
diff --git a/src/app/web-scraping/WebScraping.tsx b/src/app/web-scraping/WebScraping.tsx
index 3aebb313..e4e70587 100644
--- a/src/app/web-scraping/WebScraping.tsx
+++ b/src/app/web-scraping/WebScraping.tsx
@@ -30,10 +30,10 @@ type FlightQueryResult = {
 const WebScraping: FunctionComponent = () => {
   const searchParams = useSearchParams();
   const [fromCode, setFromCode] = useQueryState('from', {
-    defaultValue: searchParams?.get('from')?.toUpperCase() ?? AIRPORTS[0].code,
+    defaultValue: searchParams.get('from')?.toUpperCase() ?? AIRPORTS[0].code,
   });
   const [toCode, setToCode] = useQueryState('to', {
-    defaultValue: searchParams?.get('to')?.toUpperCase() ?? AIRPORTS[1].code,
+    defaultValue: searchParams.get('to')?.toUpperCase() ?? AIRPORTS[1].code,
   });
 
   /**
@@ -68,7 +68,7 @@ const WebScraping: FunctionComponent = () => {
           from: fromCode,
           to: toCode,
           requestId,
-          disableBotDetection: Boolean(searchParams?.get('disableBotDetection')),
+          disableBotDetection: Boolean(searchParams.get('disableBotDetection')),
         } satisfies FlightQuery),
       });
       if (response.status < 500) {
diff --git a/src/app/web-scraping/api/flights/route.ts b/src/app/web-scraping/api/flights/route.ts
index f4eed2e8..a6696e2d 100644
--- a/src/app/web-scraping/api/flights/route.ts
+++ b/src/app/web-scraping/api/flights/route.ts
@@ -33,8 +33,8 @@ export async function POST(req: NextRequest): Promise<NextResponse<FlightsRespon
     return NextResponse.json({ severity: 'error', message: fingerprintResult.error }, { status: 403 });
   }
 
-  const identification = fingerprintResult.data.products?.identification?.data;
-  const botData = fingerprintResult.data.products?.botd?.data;
+  const identification = fingerprintResult.data.products.identification?.data;
+  const botData = fingerprintResult.data.products.botd?.data;
 
   // Backdoor for demo and testing purposes
   // If bot detection is disabled, just send the result
@@ -47,7 +47,7 @@ export async function POST(req: NextRequest): Promise<NextResponse<FlightsRespon
   }
 
   // If a bot is detected, return an error
-  if (botData.bot?.result === 'bad') {
+  if (botData.bot.result === 'bad') {
     // Optionally, here you could also save the bot's IP address to a blocklist in your database
     // and block all requests from this IP address in the future at a web server/firewall level.
     saveBotVisit(botData, identification?.visitorId ?? 'N/A');
@@ -58,7 +58,7 @@ export async function POST(req: NextRequest): Promise<NextResponse<FlightsRespon
   }
 
   // Check for unexpected bot detection value, just in case
-  if (!['notDetected', 'good'].includes(botData.bot?.result)) {
+  if (!['notDetected', 'good'].includes(botData.bot.result)) {
     return NextResponse.json(
       { severity: 'error', message: 'Server error, unexpected bot detection value.' },
       { status: 500 },
diff --git a/src/client/components/DropdownMenu/DropdownMenu.tsx b/src/client/components/DropdownMenu/DropdownMenu.tsx
index 622fcd27..0c8ad7d3 100644
--- a/src/client/components/DropdownMenu/DropdownMenu.tsx
+++ b/src/client/components/DropdownMenu/DropdownMenu.tsx
@@ -36,7 +36,7 @@ export function DropdownMenu({ name, className, darkMode, dropdownProps, onLinkC
         />
       </span>
       <AnimatePresence initial={false}>
-        {dropdownProps && isOpen && (
+        {isOpen && (
           <motion.div
             className={styles.dropdown}
             initial={{
diff --git a/src/client/components/ResourceLinks/ResourceLinks.tsx b/src/client/components/ResourceLinks/ResourceLinks.tsx
index ca881eba..b644f1b3 100644
--- a/src/client/components/ResourceLinks/ResourceLinks.tsx
+++ b/src/client/components/ResourceLinks/ResourceLinks.tsx
@@ -7,7 +7,7 @@ export const ResourceLinks: FunctionComponent<{ resources: ResourceLink[] }> = (
   return (
     <Container size='large' className={styles.container}>
       <div className={styles.cardCollection}>
-        {resources?.map((resource, index) => (
+        {resources.map((resource, index) => (
           <a key={index} href={resource.url} target='_blank' rel='noreferrer' className={styles.card}>
             <div className={styles.type}>{resource.type}</div>
             <div className={styles.title}>{resource.title}</div>
diff --git a/src/client/components/UseCaseWrapper/UseCaseWrapper.tsx b/src/client/components/UseCaseWrapper/UseCaseWrapper.tsx
index 13ce7dc1..2e2ff373 100644
--- a/src/client/components/UseCaseWrapper/UseCaseWrapper.tsx
+++ b/src/client/components/UseCaseWrapper/UseCaseWrapper.tsx
@@ -35,7 +35,7 @@ export const UseCaseWrapper: FunctionComponent<UseCaseWrapperProps> = ({
   embed,
   instructionsNote,
 }) => {
-  const { title, description, articleUrl, instructions, moreResources, doNotMentionResetButton } = useCase ?? {};
+  const { title, description, articleUrl, instructions, moreResources, doNotMentionResetButton } = useCase;
   const learnMoreRef = useRef<ElementRef<'h3'>>(null);
 
   const { mutate, shouldDisplayResetButton, isLoading } = useReset({});
@@ -104,7 +104,7 @@ export const UseCaseWrapper: FunctionComponent<UseCaseWrapperProps> = ({
             <div>
               {moreResourcesPresent && (
                 <Button
-                  onClick={() => learnMoreRef?.current?.scrollIntoView({ behavior: 'smooth' })}
+                  onClick={() => learnMoreRef.current?.scrollIntoView({ behavior: 'smooth' })}
                   size='large'
                   outlined
                   openNewTab
diff --git a/src/client/thirdParty/Amplitude.tsx b/src/client/thirdParty/Amplitude.tsx
index 3c90145b..4f8834af 100644
--- a/src/client/thirdParty/Amplitude.tsx
+++ b/src/client/thirdParty/Amplitude.tsx
@@ -53,7 +53,7 @@ export const Amplitude: FunctionComponent<AmplitudeProps> = ({ apiKey }) => {
   usePlaygroundSignals({
     onServerApiSuccess: (event) => {
       const visitorId = event.products.identification?.data?.visitorId;
-      const botDetected = event?.products?.botd?.data?.bot?.result === 'bad' ? 'True' : 'False';
+      const botDetected = event.products.botd?.data?.bot.result === 'bad' ? 'True' : 'False';
 
       amplitude.add(demoPageViewedEventPropertiesEnrichment(botDetected));
       amplitude.init(apiKey, {
diff --git a/src/client/thirdParty/ThirdPartyIntegrations.tsx b/src/client/thirdParty/ThirdPartyIntegrations.tsx
index 9477bc5d..7c907c15 100644
--- a/src/client/thirdParty/ThirdPartyIntegrations.tsx
+++ b/src/client/thirdParty/ThirdPartyIntegrations.tsx
@@ -18,7 +18,7 @@ declare global {
   // eslint-disable-next-line @typescript-eslint/no-unused-vars
   interface Window {
     // eslint-disable-next-line @typescript-eslint/ban-types
-    dataLayer: object[];
+    dataLayer?: object[];
   }
 }
 
diff --git a/src/env.ts b/src/env.ts
index a48b2abc..3f2f5b7f 100644
--- a/src/env.ts
+++ b/src/env.ts
@@ -129,12 +129,13 @@ export const env = createEnv({
     NEXT_PUBLIC_INKEEP_INTEGRATION_ID: process.env.NEXT_PUBLIC_INKEEP_INTEGRATION_ID,
     NEXT_PUBLIC_INKEEP_ORG_ID: process.env.NEXT_PUBLIC_INKEEP_ORG_ID,
   },
-  isServer:
-    // Comprehensive server check
-    // https://github.com/t3-oss/t3-env/issues/154
+  // Comprehensive server check
+  // https://github.com/t3-oss/t3-env/issues/154
+  isServer: Boolean(
     typeof window === 'undefined' ||
-    'Deno' in window ||
-    globalThis.process?.env?.['NODE_ENV'] === 'test' ||
-    !!globalThis.process?.env?.['JEST_WORKER_ID'] ||
-    !!globalThis.process?.env?.['VITEST_WORKER_ID'],
+      'Deno' in window ||
+      process.env['NODE_ENV'] === 'test' ||
+      process.env['JEST_WORKER_ID'] ||
+      process.env['VITEST_WORKER_ID'],
+  ),
 });
diff --git a/src/server/checks.ts b/src/server/checks.ts
index 4bcc8a99..040af1c8 100644
--- a/src/server/checks.ts
+++ b/src/server/checks.ts
@@ -111,7 +111,7 @@ export const getAndValidateFingerprintResult = async ({
   if (sealedResult) {
     try {
       identificationEvent = await decryptSealedResult(sealedResult);
-      if (identificationEvent.products?.identification?.data?.requestId !== requestId) {
+      if (identificationEvent.products.identification?.data?.requestId !== requestId) {
         return {
           okay: false,
           error: 'Sealed result request ID does not match provided request ID, potential spoofing attack',
@@ -145,13 +145,13 @@ export const getAndValidateFingerprintResult = async ({
   }
 
   // Identification event must contain identification data
-  const identification = identificationEvent.products?.identification?.data;
+  const identification = identificationEvent.products.identification?.data;
   if (!identification) {
     return { okay: false, error: 'Identification data not found, potential spoofing attack.' };
   }
 
   // The client request must come from the same IP address as the identification request.
-  if (!visitIpMatchesRequestIp(identification?.ip, req)) {
+  if (!visitIpMatchesRequestIp(identification.ip, req)) {
     return { okay: false, error: 'Identification IP does not match request IP, potential spoofing attack.' };
   }
 
@@ -177,14 +177,14 @@ export const getAndValidateFingerprintResult = async ({
   /**
    * You can prevent Tor network users from performing sensitive actions in your application.
    */
-  if (options?.blockTor && identificationEvent.products?.tor?.data?.result === true) {
+  if (options?.blockTor && identificationEvent.products.tor?.data?.result === true) {
     return { okay: false, error: 'Tor network detected, please use a regular browser instead.' };
   }
 
   /**
    * You can prevent bots from performing sensitive actions in your application.
    */
-  if (options?.blockBots && identificationEvent.products?.botd?.data?.bot?.result === 'bad') {
+  if (options?.blockBots && identificationEvent.products.botd?.data?.bot.result === 'bad') {
     return { okay: false, error: '🤖 Malicious bot detected, the attempted action was denied.' };
   }
 
@@ -195,12 +195,12 @@ export const getAndValidateFingerprintResult = async ({
    * More info: https://dev.fingerprint.com/docs/understanding-your-confidence-score
    */
   if (
-    identification?.confidence?.score &&
-    identification?.confidence?.score < (options?.minConfidenceScore ?? env.MIN_CONFIDENCE_SCORE)
+    identification.confidence?.score &&
+    identification.confidence.score < (options?.minConfidenceScore ?? env.MIN_CONFIDENCE_SCORE)
   ) {
     return {
       okay: false,
-      error: `Identification confidence score too low (${identification?.confidence?.score}), potential spoofing attack.`,
+      error: `Identification confidence score too low (${identification.confidence.score}), potential spoofing attack.`,
     };
   }
 
diff --git a/src/utils/locationUtils.ts b/src/utils/locationUtils.ts
index f91639f7..0a902945 100644
--- a/src/utils/locationUtils.ts
+++ b/src/utils/locationUtils.ts
@@ -8,11 +8,11 @@ export function getLocationName(ipLocation?: EventResponseIpInfoV4Geolocation, i
     return UNKNOWN_LOCATION;
   }
   const { city, country, subdivisions } = ipLocation;
-  if (city?.name && ipLocation.accuracyRadius && ipLocation?.accuracyRadius <= 50) {
+  if (city?.name && ipLocation.accuracyRadius && ipLocation.accuracyRadius <= 50) {
     addressParts.push(city.name);
   }
 
-  if (subdivisions?.[0]?.name && ipLocation.accuracyRadius && ipLocation?.accuracyRadius <= 100 && includeSubdivision) {
+  if (subdivisions?.[0]?.name && ipLocation.accuracyRadius && ipLocation.accuracyRadius <= 100 && includeSubdivision) {
     addressParts.push(subdivisions[0].name);
   }
 
@@ -28,7 +28,7 @@ export function getLocationName(ipLocation?: EventResponseIpInfoV4Geolocation, i
 }
 
 export const getIpLocation = (eventResponse?: EventResponse): EventResponseIpInfoV4Geolocation | undefined => {
-  return eventResponse?.products?.ipInfo?.data?.v4?.geolocation;
+  return eventResponse?.products.ipInfo?.data?.v4?.geolocation;
 };
 
 // Courtesy of https://dev.to/jorik/country-code-to-flag-emoji-a21