fix: duplicate and empty fields value and typo

frontend/public/locales/en/translation.json

@@ -112,7 +112,8 @@
     "text_is_required": "Text is required",
     "invalid_file_type": "Invalid file type. Please select a file in the supported format.",
     "select_category": "Select a flow",
-    "logout_failed": "Something went wrong during logout"
+    "logout_failed": "Something went wrong during logout",
+    "duplicate_labels_not_allowed": "Duplicate labels are not allowed"
   },
   "menu": {
     "terms": "Terms of Use",

frontend/public/locales/fr/translation.json

@@ -112,7 +112,8 @@
     "text_is_required": "Texte requis",
     "invalid_file_type": "Type de fichier invalide. Veuillez choisir un fichier dans un format pris en charge.",
     "select_category": "Sélectionner une catégorie",
-    "logout_failed": "Une erreur s'est produite lors de la déconnexion"
+    "logout_failed": "Une erreur s'est produite lors de la déconnexion",
+    "duplicate_labels_not_allowed": "Les étiquettes en double ne sont pas autorisées"
   },
   "menu": {
     "terms": "Conditions d'utilisation",

frontend/src/components/content-types/ContentTypeDialog.tsx

@@ -52,7 +52,7 @@ export const ContentTypeDialog: FC<ContentTypeDialogProps> = ({
     name: "fields",
     control,
   });
-  const CloseAndReset = () => {
+  const closeAndReset = () => {
     closeDialog();
     reset({
       name: "",
@@ -79,6 +79,25 @@ export const ContentTypeDialog: FC<ContentTypeDialogProps> = ({
     },
   });
   const onSubmitForm = async (params) => {
+    const labelCounts: Record<string, number> = params.fields.reduce(
+      (acc, field) => {
+        if (!field.label.trim()) return acc;
+        acc[field.label] = (acc[field.label] || 0) + 1;
+
+        return acc;
+      },
+      {} as Record<string, number>,
+    );
+    const hasDuplicates = Object.values(labelCounts).some(
+      (count: number) => count > 1,
+    );
+
+    if (hasDuplicates) {
+      toast.error(t("message.duplicate_labels_not_allowed"));
+
+      return;
+    }
+
     if (data) {
       updateContentType({ id: data.id, params });
     } else {
@@ -104,9 +123,9 @@ export const ContentTypeDialog: FC<ContentTypeDialogProps> = ({
   }, [open, data, reset, replace]);
 
   return (
-    <Dialog open={open} fullWidth onClose={CloseAndReset}>
+    <Dialog open={open} fullWidth onClose={closeAndReset}>
       <form onSubmit={handleSubmit(onSubmitForm)}>
-        <DialogTitle onClose={CloseAndReset}>
+        <DialogTitle onClose={closeAndReset}>
           {data ? t("title.edit_content_type") : t("title.new_content_type")}
         </DialogTitle>
         <DialogContent>

frontend/src/components/content-types/components/FieldInput.tsx

@@ -1,11 +1,12 @@
 /*
- * Copyright © 2024 Hexastack. All rights reserved.
+ * Copyright © 2025 Hexastack. All rights reserved.
  *
  * Licensed under the GNU Affero General Public License v3.0 (AGPLv3) with the following additional terms:
  * 1. The name "Hexabot" is a trademark of Hexastack. You may not use this name in derivative works without express written permission.
  * 2. All derivative works must include clear attribution to the original creator and software, Hexastack and Hexabot, in a prominent location (e.g., in the software's "About" section, documentation, and README file).
  */
 
+
 import DeleteOutlineIcon from "@mui/icons-material/DeleteOutline";
 import { MenuItem } from "@mui/material";
 import { useEffect } from "react";
@@ -59,11 +60,14 @@ export const FieldInput = ({
       <Controller
         control={props.control}
         name={`fields.${index}.label`}
-        render={({ field }) => (
+        rules={{ required: t("message.label_is_required") }}
+        render={({ field, fieldState }) => (
           <Input
             disabled={props.disabled}
             {...field}
             label={t("label.label")}
+            error={!!fieldState.error}
+            helperText={fieldState.error?.message}
           />
         )}
       />