🐛 修复一个会导致 500的Bug

layouts/default.vue

@@ -30,13 +30,12 @@ const handleAction = async (url: any) => {
 
 
 const trimDomain = (domain: string): string => {
-  return domain.trim();
-}
+  return domain.trim().toLowerCase(); // 确保域名为小写
+};
 
 const splitDomain = (domain: string): string[] => {
   return domain.split('.');
-}
-
+};
 
 const validateDomain = (parts: string[]): boolean => {
   if (parts.length < 2) {
@@ -44,19 +43,23 @@ const validateDomain = (parts: string[]): boolean => {
     return false;
   }
   return true;
-}
+};
+
 
 const isTLDValid = (parts: string[]): boolean => {
-  const potentialTLD = parts.slice(-2).join('.');
-  if (!SupportedTLDs.has(parts.slice(-1)[0]) && !SupportedTLDs.has(potentialTLD)) {
+  const lastPart = parts[parts.length - 1].toLowerCase(); // 获取最后一部分，并确保为小写
+  const potentialTLD = parts.slice(-2).join('.').toLowerCase(); // 获取可能的多部分TLD，并确保为小写
+
+  if (!SupportedTLDs.has(lastPart) && !SupportedTLDs.has(potentialTLD)) {
     toast.add({ title: '域名后缀不合法' });
     return false;
   }
   return true;
-}
+};
+
 
 const updateDomainForTLD = (parts: string[]): string => {
-  const potentialTLD = parts.slice(-2).join('.');
+  const potentialTLD = parts.slice(-2).join('.').toLowerCase(); // 确保为小写
   let domainToKeep: string;
   if (SupportedTLDs.has(potentialTLD)) {
     domainToKeep = parts.length > 2 ? parts.slice(-3).join('.') : parts.join('.');
@@ -64,7 +67,7 @@ const updateDomainForTLD = (parts: string[]): string => {
     domainToKeep = parts.slice(-2).join('.');
   }
   return domainToKeep;
-}
+};
 
 const styleStore = useStyleStore()
 const clientMounted = ref(false);