Manage message in url param

response.go

@@ -9,10 +9,13 @@ import (
 	"bytes"
 	"fmt"
 	"net/http"
+	"strings"
 )
 
 // Response represents an HTTP response to be sent to the client, including headers, body, status code, and metadata.
 type Response struct {
+	FlashMessage        string
+	MsgType             string
 	headers             []header
 	body                []byte
 	statusCode          int
@@ -144,6 +147,23 @@ func (rs *Response) Redirect(url string) *Response {
 	}, map[string]interface{}{
 		"url": "url",
 	})
+
+	if rs.FlashMessage != "" || rs.MsgType != "" {
+		if !strings.Contains(url, "?") {
+			url += "?"
+		} else {
+			url += "&"
+		}
+		if rs.FlashMessage != "" {
+			url += "flash_message=" + rs.FlashMessage
+		}
+		if rs.MsgType != "" {
+			if rs.FlashMessage != "" {
+				url += "&"
+			}
+			url += "msg_type=" + rs.MsgType
+		}
+	}
 	if v.Failed() {
 		if url[0:1] != "/" {
 			rs.redirectTo = "/" + url