diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
new file mode 100644
index 00000000..79251f51
--- /dev/null
+++ b/.github/workflows/rust.yml
@@ -0,0 +1,22 @@
+name: Rust
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Build
+      run: cargo build --verbose
+    - name: Run tests
+      run: cargo test --verbose
diff --git a/src/filter/mod.rs b/src/filter/mod.rs
index 97006783..7c79fce8 100644
--- a/src/filter/mod.rs
+++ b/src/filter/mod.rs
@@ -155,14 +155,18 @@ fn overlay(node: &mut Media, chain: &mut Filters, config: &GlobalConfig) {
             config.processing.logo
         );
 
-        if node.last_ad.unwrap() {
-            logo_chain.push_str(",fade=in:st=0:d=1.0:alpha=1")
+        if let Some(last) = &node.last {
+            if last.category == "advertisement" {
+                logo_chain.push_str(",fade=in:st=0:d=1.0:alpha=1")
+            }
         }
 
-        if node.next_ad.unwrap() {
-            logo_chain.push_str(
-                format!(",fade=out:st={}:d=1.0:alpha=1", node.out - node.seek - 1.0).as_str(),
-            )
+        if let Some(next) = &node.next {
+            if next.category == "advertisement" {
+                logo_chain.push_str(
+                    format!(",fade=out:st={}:d=1.0:alpha=1", node.out - node.seek - 1.0).as_str(),
+                )
+            }
         }
 
         logo_chain
diff --git a/src/input/playlist.rs b/src/input/playlist.rs
index 73333967..b5e9d32f 100644
--- a/src/input/playlist.rs
+++ b/src/input/playlist.rs
@@ -7,8 +7,8 @@ use simplelog::*;
 use tokio::runtime::Handle;
 
 use crate::utils::{
-    check_sync, gen_dummy, get_delta, get_sec, is_close, json_reader::read_json,
-    modified_time, seek_and_length, GlobalConfig, Media, DUMMY_LEN,
+    check_sync, gen_dummy, get_delta, get_sec, is_close, json_reader::read_json, modified_time,
+    seek_and_length, GlobalConfig, Media, DUMMY_LEN,
 };
 
 #[derive(Debug)]
@@ -142,23 +142,13 @@ impl CurrentProgram {
         }
     }
 
-    fn is_ad(&mut self, i: usize, next: bool) -> Option<bool> {
-        if next {
-            if i + 1 < self.nodes.len() && self.nodes[i + 1].category == "advertisement".to_string()
-            {
-                return Some(true);
-            } else {
-                return Some(false);
-            }
-        } else {
-            if i > 0
-                && i < self.nodes.len()
-                && self.nodes[i - 1].category == "advertisement".to_string()
-            {
-                return Some(true);
-            } else {
-                return Some(false);
-            }
+    fn last_next_node(&mut self) {
+        if self.index + 1 < self.nodes.len() {
+            self.current_node.next = Some(Box::new(self.nodes[self.index + 1].clone()));
+        }
+
+        if self.index > 0 && self.index < self.nodes.len() {
+            self.current_node.last = Some(Box::new(self.nodes[self.index - 1].clone()));
         }
     }
 
@@ -252,8 +242,7 @@ impl Iterator for CurrentProgram {
                 }
             }
 
-            self.current_node.last_ad = self.is_ad(self.index, false);
-            self.current_node.next_ad = self.is_ad(self.index, true);
+            self.last_next_node();
 
             return Some(self.current_node.clone());
         }
@@ -267,8 +256,7 @@ impl Iterator for CurrentProgram {
             }
 
             self.current_node = timed_source(self.nodes[self.index].clone(), &self.config, is_last);
-            self.current_node.last_ad = self.is_ad(self.index, false);
-            self.current_node.next_ad = self.is_ad(self.index, true);
+            self.last_next_node();
             self.index += 1;
 
             // update playlist should happen after current clip,
@@ -277,9 +265,9 @@ impl Iterator for CurrentProgram {
             Some(self.current_node.clone())
         } else {
             let last_playlist = self.json_path.clone();
+            let last = self.current_node.clone();
             self.check_for_next_playlist();
             let (_, total_delta) = get_delta(&self.config.playlist.start_sec.unwrap());
-            let mut last_ad = self.is_ad(self.index, false);
 
             if last_playlist == self.json_path
                 && total_delta.abs() > self.config.general.stop_threshold
@@ -299,16 +287,16 @@ impl Iterator for CurrentProgram {
                 self.current_node = gen_source(self.current_node.clone());
                 self.nodes.push(self.current_node.clone());
 
-                last_ad = self.is_ad(self.index, false);
-                self.current_node.last_ad = last_ad;
+                self.current_node.last = Some(Box::new(last));
                 self.current_node.add_filter();
 
                 return Some(self.current_node.clone());
             }
 
-            self.current_node = gen_source(self.nodes[0].clone());
-            self.current_node.last_ad = last_ad;
-            self.current_node.next_ad = self.is_ad(0, true);
+            self.index = 0;
+            self.current_node = gen_source(self.nodes[self.index].clone());
+            self.last_next_node();
+            self.current_node.last = Some(Box::new(last));
 
             self.index = 1;
 
diff --git a/src/output/mod.rs b/src/output/mod.rs
index 0ba5a797..0849a5fd 100644
--- a/src/output/mod.rs
+++ b/src/output/mod.rs
@@ -172,6 +172,7 @@ pub fn player(rt_handle: &Handle, is_terminated: Arc<Mutex<bool>>) {
         ProcessCleanup::new(server_term.clone(), is_terminated.clone(), enc_proc);
 
     'source_iter: for node in get_source {
+        println!("{:?}", &node.clone());
         let cmd = match node.cmd {
             Some(cmd) => cmd,
             None => break,
diff --git a/src/utils/json_reader.rs b/src/utils/json_reader.rs
index 8fcd8697..a08a83fc 100644
--- a/src/utils/json_reader.rs
+++ b/src/utils/json_reader.rs
@@ -93,8 +93,6 @@ pub fn read_json(
     for (i, item) in playlist.program.iter_mut().enumerate() {
         item.begin = Some(start_sec);
         item.index = Some(i);
-        item.last_ad = Some(false);
-        item.next_ad = Some(false);
         item.process = Some(true);
         item.filter = Some(vec![]);
 
diff --git a/src/utils/mod.rs b/src/utils/mod.rs
index a822fad0..1b046f54 100644
--- a/src/utils/mod.rs
+++ b/src/utils/mod.rs
@@ -42,8 +42,8 @@ pub struct Media {
     pub cmd: Option<Vec<String>>,
     pub filter: Option<Vec<String>>,
     pub probe: Option<MediaProbe>,
-    pub last_ad: Option<bool>,
-    pub next_ad: Option<bool>,
+    pub last: Option<Box<Media>>,
+    pub next: Option<Box<Media>>,
     pub process: Option<bool>,
 }
 
@@ -72,8 +72,8 @@ impl Media {
             cmd: Some(vec!["-i".to_string(), src]),
             filter: Some(vec![]),
             probe: probe,
-            last_ad: Some(false),
-            next_ad: Some(false),
+            last: None,
+            next: None,
             process: Some(true),
         }
     }