feat: [#615] New get categories service method

src/services/authorization.rs

@@ -41,6 +41,7 @@ pub enum ACTION {
  BanUser,
  GetAboutPage,
  GetLicensePage,
+ GetCategories,
  GetTags,
 }
 
@@ -180,6 +181,7 @@ impl CasbinConfiguration {
  admin, BanUser
  guest, GetAboutPage
  guest, GetLicensePage
+ guest, GetCategories
  guest, GetTags
  ",
  ),

src/services/category.rs

@@ -78,6 +78,23 @@ impl Service {
  },
  }
  }
+
+ /// Returns all the categories from the database
+ ///
+ /// # Errors
+ ///
+ /// It returns an error if:
+ ///
+ /// * The user does not have the required permissions.
+ /// * There is a database error retrieving the categories.
+ pub async fn get_categories(&self) -> Result<Vec<Category>, ServiceError> {
+ self.authorization_service.authorize(ACTION::GetCategories, None).await?;
+
+ self.category_repository
+ .get_all()
+ .await
+ .map_err(|_| ServiceError::DatabaseError)
+ }
 }
 
 pub struct DbCategoryRepository {