translations for human friendly auth errors

src/components/dialog/content/SignInContent.vue

@@ -153,6 +153,7 @@ import { useI18n } from 'vue-i18n'
 import { useFirebaseAuthActions } from '@/composables/auth/useFirebaseAuthActions'
 import { COMFY_PLATFORM_BASE_URL } from '@/config/comfyApi'
 import { SignInData, SignUpData } from '@/schemas/signInSchema'
+import { translateAuthError } from '@/utils/authErrorTranslation'
 import { isInChina } from '@/utils/networkUtil'
 
 import ApiKeyForm from './signin/ApiKeyForm.vue'
@@ -178,12 +179,8 @@ const toggleState = () => {
 
 // Custom error handler for inline display
 const inlineErrorHandler = (error: unknown) => {
-  // Set inline error
-  if (error instanceof Error) {
-    authError.value = error.message || t('g.unknownError')
-  } else {
-    authError.value = t('g.unknownError')
-  }
+  // Set inline error with auth error translation
+  authError.value = translateAuthError(error)
   // Also show toast (original behavior)
   authActions.reportError(error)
 }

src/locales/en/main.json

@@ -1601,6 +1601,20 @@
     "passwordUpdate": {
       "success": "Password Updated",
       "successDetail": "Your password has been updated successfully"
+    },
+    "errors": {
+      "auth/invalid-email": "Please enter a valid email address.",
+      "auth/user-disabled": "This account has been disabled. Please contact support.",
+      "auth/user-not-found": "No account found with this email. Would you like to create a new account?",
+      "auth/wrong-password": "The password you entered is incorrect. Please try again.",
+      "auth/email-already-in-use": "An account with this email already exists. Try signing in instead.",
+      "auth/weak-password": "Password is too weak. Please use a stronger password with at least 6 characters.",
+      "auth/too-many-requests": "Too many login attempts. Please wait a moment and try again.",
+      "auth/operation-not-allowed": "This sign-in method is not currently supported.",
+      "auth/invalid-credential": "Invalid login credentials. Please check your email and password.",
+      "auth/network-request-failed": "Network error. Please check your connection and try again.",
+      "auth/popup-closed-by-user": "Sign-in was cancelled. Please try again.",
+      "auth/cancelled-popup-request": "Sign-in was cancelled. Please try again."
     }
   },
   "validation": {

src/utils/authErrorTranslation.ts

@@ -0,0 +1,27 @@
+import { FirebaseError } from 'firebase/app'
+
+import { t, te } from '@/i18n'
+
+/**
+ * Translates authentication errors to user-friendly messages.
+ * Handles Firebase errors with specific translations, and provides fallbacks for other error types.
+ * @param error - Any error object from authentication flows
+ * @returns User-friendly error message
+ */
+export function translateAuthError(error: unknown): string {
+  if (error instanceof FirebaseError) {
+    const translationKey = `auth.errors.${error.code}`
+
+    // Check if translation exists using te() function
+    if (te(translationKey)) {
+      return t(translationKey)
+    }
+  }
+
+  // Fallback to original error message or generic error
+  if (error instanceof Error && error.message) {
+    return error.message
+  }
+
+  return t('g.unknownError')
+}