🚧 UserGroups

ref #14

src/errors/UserGroupErrors.ts

@@ -0,0 +1,36 @@
+import { IsString } from 'class-validator';
+import { NotAcceptableError, NotFoundError } from 'routing-controllers';
+
+/**
+ * Error to throw when no groupname is set
+ */
+export class GroupNameNeededError extends NotFoundError {
+	@IsString()
+	name = "GroupNameNeededError"
+
+	@IsString()
+	message = "no groupname is set!"
+}
+
+/**
+ * Error to throw when a usergroup couldn't be found.
+ */
+export class UserGroupNotFoundError extends NotFoundError {
+	@IsString()
+	name = "UserGroupNotFoundError"
+
+	@IsString()
+	message = "User Group not found!"
+}
+
+/**
+ * Error to throw when two usergroups' ids don't match.
+ * Usually occurs when a user tries to change a usergroups's id.
+ */
+export class UserGroupIdsNotMatchingError extends NotAcceptableError {
+	@IsString()
+	name = "UserGroupIdsNotMatchingError"
+
+	@IsString()
+	message = "The id's don't match!! \n If you wanted to change a usergroup's id: This isn't allowed"
+}