From 4575fc829356ba4cd538094b987d69b0233648f7 Mon Sep 17 00:00:00 2001
From: Syndamia <kamen.d.mladenov@protonmail.com>
Date: Fri, 9 Jul 2021 14:15:45 +0300
Subject: Implemented validation of existance of username and chat name on
 creation

---
 go-src/windows.go | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'go-src/windows.go')

diff --git a/go-src/windows.go b/go-src/windows.go
index 183849e..3bc621c 100644
--- a/go-src/windows.go
+++ b/go-src/windows.go
@@ -54,6 +54,10 @@ func registerWindow(values ...string) {
 	if len(inputs) == 0 {
 		return
 	}
+	if usernameExists(inputs[0]) {
+		defer showError(valueAlreadyTaken("Username"), registerWindow, values...)
+		return
+	}
 
 	createUser(inputs)
 	logInUser(inputs[0], inputs[1])
@@ -92,6 +96,10 @@ func createChatWindow(values ...string) {
 	if len(inputs) == 0 {
 		return
 	}
+	if chatNameExists(inputs[0]) {
+		defer showError(valueAlreadyTaken("Chat name"), createChatWindow, values...)
+		return
+	}
 
 	createChat(inputs[0], inputs[1], loggedInUser.Username)
 	defer chatWindow(inputs[0])
-- 
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