From c8d8964a3334a63adbc457634cda6c13a750b305 Mon Sep 17 00:00:00 2001
From: mxve <git@mxve.de>
Date: Sun, 8 Feb 2026 07:53:10 +0100
Subject: [PATCH] check http status code prevent fnaf morphing

---
 src/http_async.rs  | 8 ++++++++
 src/self_update.rs | 8 ++++++--
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/src/http_async.rs b/src/http_async.rs
index a9b6bc4..a5be464 100644
--- a/src/http_async.rs
+++ b/src/http_async.rs
@@ -36,6 +36,10 @@ pub async fn download_file_progress(
             format!("Failed to GET from '{url}'")
         })?;
 
+    if !res.status().is_success() {
+        return Err(format!("Request failed with status: {}", res.status()));
+    }
+
     let total_size = res.content_length().unwrap_or(size);
     debug!("Download size: {}", misc::human_readable_bytes(total_size));
     pb.set_length(total_size);
@@ -93,6 +97,10 @@ pub async fn get_body(url: &str) -> Result<Vec<u8>, String> {
 
     debug!("{} {url}", res.status());
 
+    if !res.status().is_success() {
+        return Err(format!("Request failed with status: {}", res.status()));
+    }
+
     res.bytes()
         .await
         .map(|b| b.to_vec())
diff --git a/src/self_update.rs b/src/self_update.rs
index 328b59f..24ace1a 100644
--- a/src/self_update.rs
+++ b/src/self_update.rs
@@ -93,7 +93,7 @@ pub async fn run(update_only: bool, prerelease: Option<bool>) {
             "alterware-launcher.exe"
         };
 
-        http_async::download_file(
+        if let Err(e) = http_async::download_file(
             &format!(
                 "{}/download/{}",
                 github::download_url(GH_OWNER, GH_REPO, None),
@@ -102,7 +102,11 @@ pub async fn run(update_only: bool, prerelease: Option<bool>) {
             &file_path,
         )
         .await
-        .unwrap();
+        {
+            error!("Self-update download failed: {e}");
+            crate::println_error!("Self-update failed ({e}), skipping update.");
+            return;
+        }
 
         if !file_path.exists() {
             crate::println_error!("Failed to download launcher update.");