fix: prevent feature-based rules from being applied in library checks

2 files changed, 8 insertions, 0 deletions

diff --git a/src-tauri/src/core/game_version.rs b/src-tauri/src/core/game_version.rs
index 572882f..31477a9 100644
--- a/src-tauri/src/core/game_version.rs
+++ b/src-tauri/src/core/game_version.rs
@@ -52,6 +52,7 @@ pub struct Library {
 pub struct Rule {
     pub action: String, // "allow" or "disallow"
     pub os: Option<OsRule>,
+    pub features: Option<serde_json::Value>, // Feature-based rules (e.g., is_demo_user, has_quick_plays_support)
 }
 
 #[derive(Debug, Deserialize)]
diff --git a/src-tauri/src/core/rules.rs b/src-tauri/src/core/rules.rs
index 877982a..71abda5 100644
--- a/src-tauri/src/core/rules.rs
+++ b/src-tauri/src/core/rules.rs
@@ -47,6 +47,13 @@ pub fn is_library_allowed(rules: &Option<Vec<Rule>>) -> bool {
 }
 
 fn rule_matches(rule: &Rule) -> bool {
+    // Feature-based rules (e.g., is_demo_user, has_quick_plays_support, is_quick_play_singleplayer)
+    // are not implemented in this launcher, so we return false for any rule that has features.
+    // This prevents adding arguments like --demo, --quickPlayPath, --quickPlaySingleplayer, etc.
+    if rule.features.is_some() {
+        return false;
+    }
+
     match &rule.os {
         None => true, // No OS condition means it applies to all
         Some(os_rule) => {