From ba705b25f7ab8da271333e4b24701ba3cc8ec6af Mon Sep 17 00:00:00 2001
From: Arsen Musayelyan <moussaelianarsen@gmail.com>
Date: Sat, 10 Dec 2022 15:17:18 -0800
Subject: [PATCH] Fix setAuth() when field is of type Optional[string]

---
 lemmy.go | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/lemmy.go b/lemmy.go
index b2cc03f..a0eab58 100644
--- a/lemmy.go
+++ b/lemmy.go
@@ -153,7 +153,7 @@ func (c *Client) setAuth(data any) any {
 	if data == nil {
 		return data
 	}
-	
+
 	val := reflect.New(reflect.TypeOf(data))
 	val.Elem().Set(reflect.ValueOf(data))
 
@@ -162,12 +162,16 @@ func (c *Client) setAuth(data any) any {
 		return data
 	}
 
-	authType := authField.Kind()
-	if authType != reflect.String {
+	switch authField.Type().String() {
+	case "string":
+		authField.SetString(c.token)
+	case "types.Optional[string]":
+		setMtd := authField.MethodByName("Set")
+		out := setMtd.Call([]reflect.Value{reflect.ValueOf(c.token)})
+		authField.Set(out[0])
+	default:
 		return data
 	}
 
-	authField.SetString(c.token)
-
 	return val.Elem().Interface()
 }