From e19c7a417ea4ef456b02958ace4563a87fc1cb62 Mon Sep 17 00:00:00 2001
From: pythops <contact@pythops.com>
Date: Sun, 15 Sep 2024 21:58:26 +0200
Subject: [PATCH] fix high cpu when fuzzy search is used

---
 oryx-tui/src/app.rs           | 18 ++++++++++++++----
 oryx-tui/src/filters/fuzzy.rs | 10 ++++++++++
 2 files changed, 24 insertions(+), 4 deletions(-)

diff --git a/oryx-tui/src/app.rs b/oryx-tui/src/app.rs
index 4312301..0e97f2d 100644
--- a/oryx-tui/src/app.rs
+++ b/oryx-tui/src/app.rs
@@ -139,14 +139,24 @@ impl App {
         thread::spawn({
             let fuzzy = fuzzy.clone();
             let packets = packets.clone();
-            move || loop {
-                thread::sleep(Duration::from_millis(100));
-                {
+            move || {
+                let mut last_index = 0;
+                let mut pattern = String::new();
+                loop {
+                    thread::sleep(Duration::from_millis(100));
                     let packets = packets.lock().unwrap();
                     let mut fuzzy = fuzzy.lock().unwrap();
 
                     if fuzzy.is_enabled() && !fuzzy.filter.value().is_empty() {
-                        fuzzy.find(packets.as_slice());
+                        let current_pattern = fuzzy.filter.value().to_owned();
+                        if current_pattern != pattern {
+                            fuzzy.find(packets.as_slice());
+                            pattern = current_pattern;
+                            last_index = packets.len();
+                        } else {
+                            fuzzy.append(&packets.as_slice()[last_index..]);
+                            last_index = packets.len();
+                        }
                     }
                 }
             }
diff --git a/oryx-tui/src/filters/fuzzy.rs b/oryx-tui/src/filters/fuzzy.rs
index e1a77b4..6d315fa 100644
--- a/oryx-tui/src/filters/fuzzy.rs
+++ b/oryx-tui/src/filters/fuzzy.rs
@@ -26,6 +26,16 @@ impl Fuzzy {
             .collect::<Vec<AppPacket>>();
     }
 
+    pub fn append(&mut self, packets: &[AppPacket]) {
+        self.packets.append(
+            &mut packets
+                .iter()
+                .copied()
+                .filter(|p| p.to_string().contains(self.filter.value()))
+                .collect::<Vec<AppPacket>>(),
+        );
+    }
+
     pub fn enable(&mut self) {
         self.enabled = true;
     }