From e48f0d2fdb7f74f16c7f4415bd9edbaea0ab1d64 Mon Sep 17 00:00:00 2001
From: IntegratedQuantum <jahe788@gmail.com>
Date: Mon, 24 Jun 2024 22:22:05 +0200
Subject: [PATCH] Fix crash when deleting world in the world selection screen.

fixes #486
---
 src/gui/windows/save_selection.zig | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/gui/windows/save_selection.zig b/src/gui/windows/save_selection.zig
index 19d4364f..910fb4bc 100644
--- a/src/gui/windows/save_selection.zig
+++ b/src/gui/windows/save_selection.zig
@@ -23,6 +23,8 @@ const padding: f32 = 8;
 const width: f32 = 128;
 var buttonNameArena: main.utils.NeverFailingArenaAllocator = undefined;
 
+var needsUpdate: bool = false;
+
 pub fn openWorld(name: []const u8) void {
 	std.log.info("Opening world {s}", .{name});
 	main.server.thread = std.Thread.spawn(.{}, main.server.start, .{name}) catch |err| {
@@ -53,8 +55,7 @@ fn openWorldWrap(namePtr: usize) void { // TODO: Improve this situation. Maybe i
 
 fn flawedDeleteWorld(name: []const u8) !void {
 	try main.files.deleteDir("saves", name);
-	onClose();
-	onOpen();
+	needsUpdate = true;
 }
 
 fn deleteWorld(namePtr: usize) void {
@@ -92,6 +93,14 @@ fn parseEscapedFolderName(allocator: NeverFailingAllocator, name: []const u8) []
 	return result.toOwnedSlice();
 }
 
+pub fn update() void {
+	if(needsUpdate) {
+		needsUpdate = false;
+		onClose();
+		onOpen();
+	}
+}
+
 pub fn onOpen() void {
 	buttonNameArena = main.utils.NeverFailingArenaAllocator.init(main.globalAllocator);
 	const list = VerticalList.init(.{padding, 16 + padding}, 300, 8);