feat(repository): feat(repository): implement undo soft delete feature

add undo soft delete functionalities =undoById and undoByAll
GH-182

src/repositories/soft-crud.repository.base.ts

@@ -168,6 +168,35 @@ export abstract class SoftCrudRepository<
     );
   }
 
+  /**
+   * Method to perform undo the soft delete by Id.
+   * @param id
+   * @param options
+   */
+  async undoSoftDeleteById(id: ID, options?: Options): Promise<void> {
+    return super.updateById(
+      id,
+      {
+        deleted: false,
+        deletedOn: undefined,
+      },
+      options,
+    );
+  }
+
+  /**
+   * Method to perform undo all the soft deletes
+   * @param id
+   * @param options
+   */
+  async undoSoftDeleteAll(where?: Where<E>, options?: Options): Promise<Count> {
+    const dataToUpdate: DataObject<E> = {
+      deleted: false,
+      deletedOn: undefined,
+    };
+    return super.updateAll(dataToUpdate, where, options);
+  }
+
   /**
    * Method to perform hard delete of entries. Take caution.
    * @param entity