[Cleanup] Remove unnecessary null check on auth (#3610)

src/components/dialog/content/error/__tests__/ReportIssuePanel.spec.ts

@@ -142,6 +142,14 @@ vi.mock('@primevue/forms', () => ({
   }
 }))
 
+vi.mock('@/stores/firebaseAuthStore', () => ({
+  useFirebaseAuthStore: () => ({
+    currentUser: {
+      email: 'test@example.com'
+    }
+  })
+}))
+
 describe('ReportIssuePanel', () => {
   beforeEach(() => {
     vi.clearAllMocks()

src/stores/firebaseAuthStore.ts

@@ -59,22 +59,21 @@ export const useFirebaseAuthStore = defineStore('firebaseAuth', () => {
   const userId = computed(() => currentUser.value?.uid)
 
   // Get auth from VueFire and listen for auth state changes
-  const auth = useFirebaseAuth()
-  if (auth) {
-    // Set persistence to localStorage (works in both browser and Electron)
-    void setPersistence(auth, browserLocalPersistence)
+  // From useFirebaseAuth docs:
+  // Retrieves the Firebase Auth instance. Returns `null` on the server.
+  // When using this function on the client in TypeScript, you can force the type with `useFirebaseAuth()!`.
+  const auth = useFirebaseAuth()!
+  // Set persistence to localStorage (works in both browser and Electron)
+  void setPersistence(auth, browserLocalPersistence)
 
-    onAuthStateChanged(auth, (user) => {
-      currentUser.value = user
-      isInitialized.value = true
+  onAuthStateChanged(auth, (user) => {
+    currentUser.value = user
+    isInitialized.value = true
 
-      // Reset balance when auth state changes
-      balance.value = null
-      lastBalanceUpdateTime.value = null
-    })
-  } else {
-    error.value = 'Firebase Auth not available from VueFire'
-  }
+    // Reset balance when auth state changes
+    balance.value = null
+    lastBalanceUpdateTime.value = null
+  })
 
   const showAuthErrorToast = () => {
     useToastStore().add({