From efdd3a29b38f49332ee6383aea275636e5e9a3e7 Mon Sep 17 00:00:00 2001
From: Pierre-Olivier Mercier <nemunaire@nemunai.re>
Date: Wed, 5 Oct 2022 22:33:03 +0200
Subject: [PATCH] Identifier: New functions to create from string and know if
 empty

---
 model/identifier.go | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/model/identifier.go b/model/identifier.go
index 31a3207..d1f00bb 100644
--- a/model/identifier.go
+++ b/model/identifier.go
@@ -5,8 +5,18 @@ import (
 	"errors"
 )
 
+const IDENTIFIER_LEN = 48
+
 type Identifier []byte
 
+func NewIdentifierFromString(src string) (id Identifier, err error) {
+	return base64.RawURLEncoding.DecodeString(src)
+}
+
+func (i *Identifier) IsEmpty() bool {
+	return len(*i) == 0
+}
+
 func (i *Identifier) ToString() string {
 	return base64.RawURLEncoding.EncodeToString(*i)
 }