make category optional

Cargo.toml

@@ -1,5 +1,7 @@
 [package]
 name = "ffplayout-rs"
+description = "24/7 playout based on rust and ffmpeg"
+license = "GPL-3.0"
 version = "0.9.1"
 edition = "2021"
 

src/filter/mod.rs

@@ -142,7 +142,7 @@ fn fade(node: &mut Media, chain: &mut Filters, codec_type: &str) {
 fn overlay(node: &mut Media, chain: &mut Filters, config: &GlobalConfig) {
     if config.processing.add_logo
         && Path::new(&config.processing.logo).is_file()
-        && node.category != "advertisement".to_string()
+        && &node.category.clone().unwrap_or(String::new()) != "advertisement"
     {
         let opacity = format!(
             "format=rgba,colorchannelmixer=aa={}",

src/input/playlist.rs

@@ -179,13 +179,15 @@ impl CurrentProgram {
         let index = *self.index.lock().unwrap();
         let current_list = self.nodes.lock().unwrap();
 
-        if index + 1 < current_list.len() && &current_list[index + 1].category == "advertisement" {
+        if index + 1 < current_list.len()
+            && &current_list[index + 1].category.clone().unwrap_or(String::new()) == "advertisement"
+        {
             self.current_node.next_ad = Some(true);
         }
 
         if index > 0
             && index < current_list.len()
-            && &current_list[index - 1].category == "advertisement"
+            && &current_list[index - 1].category.clone().unwrap_or(String::new()) == "advertisement"
         {
             self.current_node.last_ad = Some(true);
         }

src/main.rs

@@ -1,11 +1,11 @@
+extern crate log;
+extern crate simplelog;
+
 use std::{
     path::PathBuf,
     {fs, fs::File},
 };
 
-extern crate log;
-extern crate simplelog;
-
 use serde::{Deserialize, Serialize};
 use serde_json::json;
 use simplelog::*;

src/utils/mod.rs

@@ -147,7 +147,7 @@ pub struct Media {
     pub seek: f64,
     pub out: f64,
     pub duration: f64,
-    pub category: String,
+    pub category: Option<String>,
     pub source: String,
     pub cmd: Option<Vec<String>>,
     pub filter: Option<Vec<String>>,
@@ -177,7 +177,7 @@ impl Media {
             seek: 0.0,
             out: duration,
             duration: duration,
-            category: String::new(),
+            category: None,
             source: src.clone(),
             cmd: Some(vec!["-i".to_string(), src]),
             filter: Some(vec![]),