fix: error when removing a category without a previous category

public/locales/en/common.json

@@ -19,6 +19,7 @@
     "category": "Category",
     "name": "Category name",
     "description": "Category description",
+    "no-description": "No description",
     "create": "Create a category",
     "edit": "Edit a category",
     "remove": "Delete a category",

public/locales/fr/common.json

@@ -19,6 +19,7 @@
     "category": "Catégorie",
     "name": "Nom de la catégorie",
     "description": "Description de la catégorie",
+    "no-description": "Aucune description",
     "create": "Créer une catégorie",
     "edit": "Modifier une catégorie",
     "remove": "Supprimer une catégorie",

src/pages/api/category/[cid].ts

@@ -134,18 +134,22 @@ async function deleteCategory({ req, res, user }) {
     where: { id: cid },
   });
 
-  const { id: previousCategoryId } = await prisma.category.findFirst({
+  const previousCategory = await prisma.category.findFirst({
     where: { nextId: category.id },
     select: { id: true },
   });
+
+  if (previousCategory) {
     await prisma.category.update({
       where: {
-      id: previousCategoryId,
+        id: previousCategory?.id,
       },
       data: {
         nextId: category.nextId,
       },
     });
+  }
+
   return res.send({
     success: 'Category successfully deleted',
     categoryId: category.id,

src/pages/category/remove/[cid].tsx

@@ -70,6 +70,16 @@ export default function PageRemoveCategory({
           fieldClass={styles['input-field']}
           disabled={true}
         />
+        <TextBox
+          name='description'
+          label={t('common:category.description')}
+          value={category.description}
+          fieldClass={styles['input-field']}
+          placeholder={
+            !category.description && t('common:category.no-description')
+          }
+          disabled={true}
+        />
         <Checkbox
           name='confirm-delete'
           label={t('common:category.remove-confirm')}