feat: add --alternate flag

.github/workflows/build.yml

@@ -58,7 +58,7 @@ jobs:
 
       - name: Install dependencies
         if: matrix.os == 'ubuntu-latest'
-        run: sudo apt install libasound2-dev
+        run: sudo apt install libasound2-dev libssl-dev
 
       - name: Build binary
         uses: houseabsolute/actions-rust-cross@v0

Cargo.lock

@@ -982,7 +982,7 @@ checksum = "a7a70ba024b9dc04c27ea2f0c0548feb474ec5c54bba33a7f72f873a39d07b24"
 
 [[package]]
 name = "lowfi"
-version = "1.2.1"
+version = "1.2.2"
 dependencies = [
  "Inflector",
  "arc-swap",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lowfi"
-version = "1.2.1"
+version = "1.2.2"
 edition = "2021"
 description = "An extremely simple lofi player."
 license = "MIT"

src/main.rs

@@ -9,6 +9,10 @@ mod tracks;
 #[derive(Parser)]
 #[command(about)]
 struct Args {
+    /// Whether to use an alternate terminal screen.
+    #[clap(long, short)]
+    alternate: bool,
+
     /// The command that was ran.
     /// This is [None] if no command was specified.
     #[command(subcommand)]
@@ -42,6 +46,6 @@ async fn main() -> eyre::Result<()> {
             } => scrape::scrape(extension, include_full).await,
         }
     } else {
-        play::play().await
+        play::play(cli.alternate).await
     }
 }

src/play.rs

@@ -2,7 +2,7 @@
 
 use std::{io::stderr, sync::Arc};
 
-use crossterm::cursor::SavePosition;
+use crossterm::{cursor::SavePosition, terminal};
 use tokio::{
     sync::mpsc::{self},
     task::{self},
@@ -13,20 +13,23 @@ use crate::player::{ui, Messages};
 
 /// Initializes the audio server, and then safely stops
 /// it when the frontend quits.
-pub async fn play() -> eyre::Result<()> {
+pub async fn play(alternate: bool) -> eyre::Result<()> {
     // Save the position. This is important since later on we can revert to this position
     // and clear any potential error messages that may have showed up.
     // TODO: Figure how to set some sort of flag to hide error messages within rodio,
     // TODO: Instead of just ignoring & clearing them after.
     crossterm::execute!(stderr(), SavePosition)?;
 
+    // Enable raw mode early in theory to prevent uncontrolled text in the terminal from the user.
+    terminal::enable_raw_mode()?;
+
     let (tx, rx) = mpsc::channel(8);
 
     let player = Arc::new(Player::new().await?);
     let audio = task::spawn(Player::play(Arc::clone(&player), tx.clone(), rx));
     tx.send(Messages::Init).await?;
 
-    ui::start(Arc::clone(&player), tx.clone()).await?;
+    ui::start(Arc::clone(&player), tx.clone(), alternate).await?;
 
     audio.abort();
     player.sink.stop();

src/player/ui.rs

@@ -6,10 +6,10 @@ use crate::tracks::TrackInfo;
 
 use super::Player;
 use crossterm::{
-    cursor::{Hide, MoveToColumn, MoveUp, RestorePosition, Show},
+    cursor::{Hide, MoveTo, MoveToColumn, MoveUp, RestorePosition, Show},
     event::{self, KeyCode, KeyModifiers},
     style::{Print, Stylize},
-    terminal::{self, Clear, ClearType},
+    terminal::{self, Clear, ClearType, EnterAlternateScreen, LeaveAlternateScreen},
 };
 use tokio::{
     sync::mpsc::Sender,
@@ -136,15 +136,24 @@ async fn interface(queue: Arc<Player>) -> eyre::Result<()> {
 }
 
 /// Initializes the UI, this will also start taking input from the user.
-pub async fn start(queue: Arc<Player>, sender: Sender<Messages>) -> eyre::Result<()> {
+///
+/// `alternate` controls whether to use [EnterAlternateScreen] in order to hide
+/// previous terminal history.
+pub async fn start(
+    queue: Arc<Player>,
+    sender: Sender<Messages>,
+    alternate: bool,
+) -> eyre::Result<()> {
     crossterm::execute!(
         stderr(),
         RestorePosition,
         Clear(ClearType::FromCursorDown),
         Hide
     )?;
-    terminal::enable_raw_mode()?;
+
-    //crossterm::execute!(stderr(), EnterAlternateScreen, MoveTo(0, 0))?;
+    if alternate {
+        crossterm::execute!(stderr(), EnterAlternateScreen, MoveTo(0, 0))?;
+    }
 
     task::spawn(interface(Arc::clone(&queue)));
 
@@ -179,7 +188,10 @@ pub async fn start(queue: Arc<Player>, sender: Sender<Messages>) -> eyre::Result
         }
     }
 
-    //crossterm::execute!(stderr(), LeaveAlternateScreen)?;
+    if alternate {
+        crossterm::execute!(stderr(), LeaveAlternateScreen)?;
+    }
+
     crossterm::execute!(stderr(), Clear(ClearType::FromCursorDown), Show)?;
     terminal::disable_raw_mode()?;