Ratatui

Cargo.lock

@@ -2,6 +2,12 @@
 # It is not intended for manual editing.
 version = 4
 
+[[package]]
+name = "allocator-api2"
+version = "0.2.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "683d7910e743518b0e34f1186f92494becacb047c7b6bf616c96772180fef923"
+
 [[package]]
 name = "anstream"
 version = "0.6.18"
@@ -38,7 +44,7 @@ version = "1.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "79947af37f4177cfead1110013d678905c37501914fba0efea834c3fe9a8d60c"
 dependencies = [
- "windows-sys",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
@@ -49,9 +55,42 @@ checksum = "ca3534e77181a9cc07539ad51f2141fe32f6c3ffd4df76db8ad92346b003ae4e"
 dependencies = [
  "anstyle",
  "once_cell",
- "windows-sys",
+ "windows-sys 0.59.0",
 ]
 
+[[package]]
+name = "autocfg"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ace50bade8e6234aa140d9a2f552bbee1db4d353f69b8217bc503490fc1a9f26"
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+
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+dependencies = [
+ "rustversion",
+]
+
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+
 [[package]]
 name = "clap"
 version = "4.5.36"
@@ -98,24 +137,261 @@ version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5b63caa9aa9397e2d9480a9b13673856c78d8ac123288526c37d7839f2a86990"
 
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+checksum = "3b79c4069c6cad78e2e0cdfcbd26275770669fb39fd308a752dc110e83b9af32"
+dependencies = [
+ "castaway",
+ "cfg-if",
+ "itoa",
+ "rustversion",
+ "ryu",
+ "static_assertions",
+]
+
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+dependencies = [
+ "bitflags",
+ "crossterm_winapi",
+ "mio",
+ "parking_lot",
+ "rustix",
+ "signal-hook",
+ "signal-hook-mio",
+ "winapi",
+]
+
+[[package]]
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+dependencies = [
+ "winapi",
+]
+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fc7f46116c46ff9ab3eb1597a45688b6715c6e628b5c133e288e709a29bcb4ee"
+dependencies = [
+ "darling_core",
+ "darling_macro",
+]
+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+ "fnv",
+ "ident_case",
+ "proc-macro2",
+ "quote",
+ "strsim",
+ "syn",
+]
+
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+dependencies = [
+ "darling_core",
+ "quote",
+ "syn",
+]
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+dependencies = [
+ "libc",
+ "windows-sys 0.59.0",
+]
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+dependencies = [
+ "allocator-api2",
+ "equivalent",
+ "foldhash",
+]
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 [[package]]
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 version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
 
+[[package]]
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+
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+dependencies = [
+ "darling",
+ "indoc",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
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 version = "1.70.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
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+checksum = "413ee7dfc52ee1a4949ceeb7dbc8a33f2d6c088194d9f922fb8318faf1f01186"
+dependencies = [
+ "either",
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+dependencies = [
+ "autocfg",
+ "scopeguard",
+]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
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+checksum = "234cf4f4a04dc1f57e24b96cc0cd600cf2af460d4161ac5ecdd0af8e1f3b2a38"
+dependencies = [
+ "hashbrown",
+]
+
+[[package]]
+name = "mio"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2886843bf800fba2e3377cff24abf6379b4c4d5c6681eaf9ea5b0d15090450bd"
+dependencies = [
+ "libc",
+ "log",
+ "wasi",
+ "windows-sys 0.52.0",
+]
+
 [[package]]
 name = "once_cell"
 version = "1.21.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d"
 
+[[package]]
+name = "parking_lot"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f1bf18183cf54e8d6059647fc3063646a1801cf30896933ec2311622cc4b9a27"
+dependencies = [
+ "lock_api",
+ "parking_lot_core",
+]
+
+[[package]]
+name = "parking_lot_core"
+version = "0.9.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e401f977ab385c9e4e3ab30627d6f26d00e2c73eef317493c4ec6d468726cf8"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "redox_syscall",
+ "smallvec",
+ "windows-targets",
+]
+
+[[package]]
+name = "paste"
+version = "1.0.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "57c0d7b74b563b49d38dae00a0c37d4d6de9b432382b2892f0574ddcae73fd0a"
+
 [[package]]
 name = "proc-macro2"
 version = "1.0.94"
@@ -134,17 +410,144 @@ dependencies = [
  "proc-macro2",
 ]
 
+[[package]]
+name = "ratatui"
+version = "0.29.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eabd94c2f37801c20583fc49dd5cd6b0ba68c716787c2dd6ed18571e1e63117b"
+dependencies = [
+ "bitflags",
+ "cassowary",
+ "compact_str",
+ "crossterm",
+ "indoc",
+ "instability",
+ "itertools",
+ "lru",
+ "paste",
+ "strum",
+ "unicode-segmentation",
+ "unicode-truncate",
+ "unicode-width 0.2.0",
+]
+
+[[package]]
+name = "redox_syscall"
+version = "0.5.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d2f103c6d277498fbceb16e84d317e2a400f160f46904d5f5410848c829511a3"
+dependencies = [
+ "bitflags",
+]
+
+[[package]]
+name = "rustix"
+version = "0.38.44"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fdb5bc1ae2baa591800df16c9ca78619bf65c0488b41b96ccec5d11220d8c154"
+dependencies = [
+ "bitflags",
+ "errno",
+ "libc",
+ "linux-raw-sys",
+ "windows-sys 0.59.0",
+]
+
+[[package]]
+name = "rustversion"
+version = "1.0.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eded382c5f5f786b989652c49544c4877d9f015cc22e145a5ea8ea66c2921cd2"
+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8621587d4798caf8eb44879d42e56b9a93ea5dcd315a6487c357130095b62801"
+dependencies = [
+ "libc",
+ "signal-hook-registry",
+]
+
+[[package]]
+name = "signal-hook-mio"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "34db1a06d485c9142248b7a054f034b349b212551f3dfd19c94d45a754a217cd"
+dependencies = [
+ "libc",
+ "mio",
+ "signal-hook",
+]
+
+[[package]]
+name = "signal-hook-registry"
+version = "1.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a9e9e0b4211b72e7b8b6e85c807d36c212bdb33ea8587f7569562a84df5465b1"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "smallvec"
+version = "1.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8917285742e9f3e1683f0a9c4e6b57960b7314d0b08d30d1ecd426713ee2eee9"
+
+[[package]]
+name = "static_assertions"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
+
 [[package]]
 name = "strsim"
 version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
 
+[[package]]
+name = "strum"
+version = "0.26.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8fec0f0aef304996cf250b31b5a10dee7980c85da9d759361292b8bca5a18f06"
+dependencies = [
+ "strum_macros",
+]
+
+[[package]]
+name = "strum_macros"
+version = "0.26.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4c6bee85a5a24955dc440386795aa378cd9cf82acd5f764469152d2270e581be"
+dependencies = [
+ "heck",
+ "proc-macro2",
+ "quote",
+ "rustversion",
+ "syn",
+]
+
 [[package]]
 name = "sup"
 version = "0.1.0"
 dependencies = [
  "clap",
+ "ratatui",
+ "tui-textarea",
 ]
 
 [[package]]
@@ -158,18 +561,95 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "tui-textarea"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0a5318dd619ed73c52a9417ad19046724effc1287fb75cdcc4eca1d6ac1acbae"
+dependencies = [
+ "crossterm",
+ "ratatui",
+ "unicode-width 0.2.0",
+]
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5a5f39404a5da50712a4c1eecf25e90dd62b613502b7e925fd4e4d19b5c96512"
 
+[[package]]
+name = "unicode-segmentation"
+version = "1.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f6ccf251212114b54433ec949fd6a7841275f9ada20dddd2f29e9ceea4501493"
+
+[[package]]
+name = "unicode-truncate"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b3644627a5af5fa321c95b9b235a72fd24cd29c648c2c379431e6628655627bf"
+dependencies = [
+ "itertools",
+ "unicode-segmentation",
+ "unicode-width 0.1.14",
+]
+
+[[package]]
+name = "unicode-width"
+version = "0.1.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7dd6e30e90baa6f72411720665d41d89b9a3d039dc45b8faea1ddd07f617f6af"
+
+[[package]]
+name = "unicode-width"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fc81956842c57dac11422a97c3b8195a1ff727f06e85c84ed2e8aa277c9a0fd"
+
 [[package]]
 name = "utf8parse"
 version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
 
+[[package]]
+name = "wasi"
+version = "0.11.0+wasi-snapshot-preview1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
+
+[[package]]
+name = "winapi"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
+
+[[package]]
+name = "windows-sys"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
+dependencies = [
+ "windows-targets",
+]
+
 [[package]]
 name = "windows-sys"
 version = "0.59.0"

Cargo.toml

@@ -5,3 +5,5 @@ edition = "2024"
 
 [dependencies]
 clap = { version = "4.5.36", features = ["derive"] }
+ratatui = "0.29.0"
+tui-textarea = "0.7.0"

src/cli.rs

@@ -2,7 +2,7 @@ use clap::Parser;
 
 #[derive(Parser, Debug)]
 pub struct Cli {
-    #[clap(short, long, default_value = "127.0.0.1:8080")]
+    #[clap(short, long, default_value = "127.0.0.1:12345")]
     pub address: String,
 
     #[clap(short, long, default_value = "false")]

src/main.rs

@@ -3,16 +3,30 @@ pub mod cli;
 use std::{
     io::{self, BufRead, BufReader, Write},
     net::{TcpListener, TcpStream},
+    time::Duration,
 };
 
 use clap::Parser;
 use cli::Cli;
+use ratatui::{
+    crossterm::event::{self, KeyCode},
+    layout::{Constraint, Direction, Layout},
+    text::{Line, Span},
+    widgets::{Block, Borders, Paragraph, Widget},
+};
+use tui_textarea::TextArea;
+
+fn make_textarea<'a>() -> TextArea<'a> {
+    let mut ta = TextArea::default();
+    ta.set_block(Block::default().borders(Borders::ALL));
+    ta
+}
 
 fn main() {
     let args = Cli::parse();
 
     let mut stream = if args.listen {
-        println!("Listening on 127.0.0.1:12345");
+        println!("Listening on {}", args.address);
         let listener = TcpListener::bind(args.address).unwrap();
 
         let (stream, addr) = listener.accept().unwrap();
@@ -22,7 +36,8 @@ fn main() {
         TcpStream::connect(args.address).unwrap()
     };
 
-    stream.write_all(b"Whats up?").unwrap();
+    let (tx_send_msg, rx_send_msg) = std::sync::mpsc::channel::<String>();
+    let (tx_read_msg, rx_read_msg) = std::sync::mpsc::channel::<String>();
 
     let listener_thread = {
         let mut reader = BufReader::new(stream.try_clone().unwrap());
@@ -30,23 +45,79 @@ fn main() {
             loop {
                 let mut r = String::new();
                 reader.read_line(&mut r).unwrap();
-                println!("{}", r);
+                tx_read_msg.send(r).unwrap();
             }
         })
     };
 
     let writer_thread = {
-        let mut stdin = BufReader::new(io::stdin());
         std::thread::spawn(move || {
             loop {
-                let mut input = String::new();
+                let input = rx_send_msg.recv().unwrap();
-                stdin.read_line(&mut input).unwrap();
-
                 stream.write_all(input.as_bytes()).unwrap();
+                stream.write_all(b"\n").unwrap();
             }
         })
     };
 
+    {
+        let mut terminal = ratatui::init();
+
+        let mut textarea = make_textarea();
+
+        let mut messages = Vec::new();
+
+        loop {
+            match rx_read_msg.try_recv() {
+                Ok(msg) => {
+                    messages.push(msg);
+                }
+                Err(std::sync::mpsc::TryRecvError::Empty) => {}
+                Err(std::sync::mpsc::TryRecvError::Disconnected) => break,
+            }
+
+            terminal
+                .draw(|f| {
+                    let [top, bottom] = Layout::default()
+                        .direction(Direction::Vertical)
+                        .constraints([Constraint::Fill(1), Constraint::Length(4)])
+                        .areas(f.area());
+                    f.render_widget(&textarea, bottom);
+
+                    f.render_widget(
+                        Paragraph::new(
+                            messages
+                                .iter()
+                                .map(|it| Line::from(it.clone()))
+                                .collect::<Vec<_>>(),
+                        ),
+                        top,
+                    );
+                })
+                .unwrap();
+
+            if event::poll(Duration::from_millis(50)).unwrap() {
+                match event::read() {
+                    Ok(event::Event::Key(key)) => match key.code {
+                        KeyCode::Esc => break,
+                        KeyCode::Enter => {
+                            let old_textarea = std::mem::replace(&mut textarea, make_textarea());
+                            let msg = old_textarea.into_lines().join("\n");
+                            tx_send_msg.send(msg).unwrap();
+                        }
+                        _ => {
+                            textarea.input(key);
+                        }
+                    },
+                    Ok(_) => {}
+                    Err(_) => panic!("Error"),
+                }
+            }
+        }
+
+        ratatui::restore();
+    }
+
     writer_thread.join().unwrap();
     listener_thread.join().unwrap();