fix(theme): prevent special theme from persisting outside holiday period

src/hooks/use-theme.ts

@@ -49,6 +49,8 @@ const useTheme = (): [string, (theme: string) => void] => {
       setIsEnabled(true);
       setCurrentTheme('tomorrow');
       updateThemeClass('tomorrow');
+    } else if (!isChristmas && isEnabled) {
+      setIsEnabled(false);
     }
   }, [isEnabled, setIsEnabled, params, pendingPostSubplebbitAddress, location.pathname, isInAllView, isInSubscriptionsView]);
 

src/stores/use-special-theme-store.ts

@@ -6,14 +6,33 @@ interface SpecialThemeStore {
   setIsEnabled: (value: boolean) => void;
 }
 
+const isChristmas = () => {
+  const today = new Date();
+  const month = today.getMonth();
+  const day = today.getDate();
+  return (month === 11 && day >= 24) || (month === 0 && day <= 5);
+};
+
 const useSpecialThemeStore = create(
   persist<SpecialThemeStore>(
     (set) => ({
       isEnabled: null,
-      setIsEnabled: (value: boolean) => set({ isEnabled: value }),
+      setIsEnabled: (value: boolean) => {
+        if (value && !isChristmas()) {
+          return;
+        }
+        set({ isEnabled: value });
+      },
     }),
     {
       name: 'Special-theme-storage',
+      onRehydrateStorage: () => {
+        return (state) => {
+          if (state && !isChristmas()) {
+            state.isEnabled = null;
+          }
+        };
+      },
     },
   ),
 );