feat(services): add getByIdBrand function in brand service

A new function, `getByIdBrand`, has been added to the brand service. This function retrieves a brand from the database based on the provided brand ID, Checks are performed on the brand ID before the retrieval attempts.

Issue: #13
Signed-off-by: Mathis <yidhra@tuta.io>

src/services/brand.service.ts

@@ -98,11 +98,38 @@ async function getBySlugBrand(brandSlug: string): Promise<IDbBrand | false> {
   return brand;
 }
 
+
+/**
+ * Retrieves a brand from the database based on the provided brand ID.
+ *
+ * @param {string} brandId - The ID of the brand to retrieve.
+ *
+ * @returns {Promise<IDbBrand | false>} A promise that resolves to the retrieved brand object, or false if the brand is not found or the ID is invalid.
+ */
+async function getByIdBrand(brandId: string): Promise<IDbBrand | false> {
+	if (!brandId) {
+		logger.error("Brand ID is missing");
+		return false;
+	}
+	if (brandId.length !== 36) {
+		logger.error("Invalid brand ID");
+		return false;
+	}
+	const brand = await MysqlService.Brand.getById(DbHandler, brandId);
+	if (!brand) {
+		logger.error(`Brand not found (${brandId})`);
+		return false;
+	}
+	logger.info(`Retrieved brand by ID successfully (${brandId})`);
+	return brand;
+}
+
 const BrandService = {
 	create: createBrand,
 	update: updateBrand,
 	getAll: getAllBrand,
 	getBySlug: getBySlugBrand,
+	getById: getByIdBrand,
 }
 
 export default BrandService;