Initial commit

app/services/uid_generator.rb

@@ -0,0 +1,10 @@
+# frozen_string_literal: true
+
+class UIDGenerator
+  def self.generate(prefix = 'ID')
+    loop do
+      uid = "%s%s" % [prefix.upcase, SecureRandom.hex(5).upcase]
+      return uid if User.where(uid: uid).empty? && ServiceAccount.where(uid: uid).empty?
+    end
+  end
+end