only truncate the log file if the --logs argument isn't passed

src/cli/mod.rs

@@ -13,7 +13,7 @@ use iced::{window, Task};
     version = APP_VERSION,
     about = "Application to comfortably monitor your network traffic"
 )]
-struct Args {
+pub struct Args {
     /// Start sniffing packets from the supplied network adapter
     #[arg(short, long, value_name = "NAME", default_missing_value = CONFIGS.device.device_name.as_str(), num_args = 0..=1)]
     adapter: Option<String>,
@@ -26,9 +26,7 @@ struct Args {
     restore_default: bool,
 }
 
-pub fn parse_cli_args() -> Task<Message> {
-    let args = Args::parse();
-
+pub fn handle_cli_args(args: Args) -> Task<Message> {
     #[cfg(windows)]
     if args.logs {
         std::process::Command::new("explorer")

src/main.rs

@@ -6,13 +6,15 @@ use std::borrow::Cow;
 use std::sync::{Arc, Mutex};
 use std::{panic, process, thread};
 
+use clap::Parser;
 #[cfg(target_os = "linux")]
 use iced::window::settings::PlatformSpecific;
 use iced::{application, window, Font, Pixels, Settings};
 
+use crate::cli::Args;
 use chart::types::chart_type::ChartType;
 use chart::types::traffic_chart::TrafficChart;
-use cli::parse_cli_args;
+use cli::handle_cli_args;
 use configs::types::config_device::ConfigDevice;
 use configs::types::config_settings::ConfigSettings;
 use gui::pages::types::running_page::RunningPage;
@@ -55,19 +57,22 @@ pub const SNIFFNET_TITLECASE: &str = "Sniffnet";
 ///
 /// It initializes shared variables and loads configuration parameters
 pub fn main() -> iced::Result {
+    let configs = CONFIGS.clone();
+
+    let args = Args::parse();
+
     #[cfg(all(windows, not(debug_assertions)))]
     let _gag1: gag::Redirect<std::fs::File>;
     #[cfg(all(windows, not(debug_assertions)))]
     let _gag2: gag::Redirect<std::fs::File>;
     #[cfg(all(windows, not(debug_assertions)))]
-    if let Some((gag1, gag2)) = utils::formatted_strings::redirect_stdout_stderr_to_file() {
+    if let Some((gag1, gag2)) = utils::formatted_strings::redirect_stdout_stderr_to_file(args.logs)
+    {
         _gag1 = gag1;
         _gag2 = gag2;
     }
 
-    let configs = CONFIGS.clone();
-
-    let boot_task_chain = parse_cli_args();
+    let boot_task_chain = handle_cli_args(args);
 
     let configs1 = Arc::new(Mutex::new(configs));
     let configs2 = configs1.clone();

src/utils/formatted_strings.rs

@@ -176,12 +176,16 @@ pub fn get_logs_file_path() -> Option<String> {
 #[allow(dead_code)]
 #[cfg(windows)]
 pub fn redirect_stdout_stderr_to_file(
+    logs: bool,
 ) -> Option<(gag::Redirect<std::fs::File>, gag::Redirect<std::fs::File>)> {
-    if let Ok(logs_file) = std::fs::File::create(get_logs_file_path()?) {
-        return Some((
-            gag::Redirect::stdout(logs_file.try_clone().ok()?).ok()?,
-            gag::Redirect::stderr(logs_file).ok()?,
-        ));
+    // only truncate the log file if the --logs argument isn't passed
+    if !logs {
+        if let Ok(logs_file) = std::fs::File::create(get_logs_file_path()?) {
+            return Some((
+                gag::Redirect::stdout(logs_file.try_clone().ok()?).ok()?,
+                gag::Redirect::stderr(logs_file).ok()?,
+            ));
+        }
     }
     None
 }