refactor(core): conditionally pass uiLocales param to email templates (#7826)

Author: charIeszhao

packages/core/src/routes-me/verification-code.ts

@@ -35,7 +35,7 @@ export default function verificationCodeRoutes<T extends AuthedMeRouter>(
       const { uiLocales } = getLogtoCookie(ctx);
       await sendPasscode(code, {
         locale: ctx.locale,
-        uiLocales,
+        ...(uiLocales && { uiLocales }),
       });
 
       ctx.status = 204;

packages/core/src/routes/experience/verification-routes/verification-code-helpers.ts

@@ -108,10 +108,12 @@ export const sendCode = async ({
     identifier
   );
 
+  const { uiLocales } = getLogtoCookie(ctx);
+
   // Send verification code
   await codeVerification.sendVerificationCode({
     locale: ctx.locale,
-    uiLocales: getLogtoCookie(ctx).uiLocales,
+    ...(uiLocales && { uiLocales }),
     ...templateContext,
   });
 

packages/core/src/routes/interaction/additional.ts

@@ -123,13 +123,14 @@ export default function additionalRoutes<T extends IRouterParamContext>(
       const { event } = getInteractionStorage(interactionDetails.result);
 
       const messageContext = await buildVerificationCodeTemplateContext(passcodes, ctx, guard.body);
+      const { uiLocales } = getLogtoCookie(ctx);
 
       await sendVerificationCodeToIdentifier(
         {
           event,
           ...guard.body,
           locale: ctx.locale,
-          uiLocales: getLogtoCookie(ctx).uiLocales,
+          ...(uiLocales && { uiLocales }),
           messageContext,
         },
         interactionDetails.jti,

packages/core/src/routes/verification/index.ts

@@ -123,7 +123,7 @@ export default function verificationRoutes<T extends UserRouter>(
 
       await codeVerification.sendVerificationCode({
         locale: ctx.locale,
-        uiLocales,
+        ...(uiLocales && { uiLocales }),
         ...emailContextPayload,
       });