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Merge pull request #2 from selimaj-dev/working-rust-tui

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Working rust tui
This commit is contained in:
selimaj-dev
2026-07-14 19:56:55 +02:00
committed by GitHub
parent 4be1f329df fd7192e111
commit 641805e1b9
20 changed files with 787 additions and 120 deletions
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.gitignore
-2
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@@ -24,5 +24,3 @@ target
# Added by cargo # Added by cargo
/target /target
.mist
Cargo.lock
Generated
+355 -2
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@@ -2,13 +2,366 @@
# It is not intended for manual editing. # It is not intended for manual editing.
version = 4 version = 4
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"pulse-ui", "pulse-ui",
"tokio",
] ]
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Cargo.toml
+7 -8
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@@ -1,17 +1,16 @@
[package] [package]
name = "pulse-trader" name = "pulse-trader"
version = "0.1.0" version = "0.1.0-alpha.0"
edition = "2024" edition = "2024"
[dependencies]
pulse-ui = { workspace = true }
tokio = { workspace = true, features = ["rt-multi-thread", "macros"] }
[workspace] [workspace]
members = ["pulse-ui"] members = ["pulse-ui"]
[workspace.dependencies] [workspace.dependencies]
pulse-ui = { path = "pulse-ui", version = "0.1.0-alpha.0" } pulse-ui = { path = "pulse-ui", version = "0.1.0-alpha.0" }
tokio = "1.52.3"
[dependencies] crossterm = "0.29.0"
pulse-ui = { workspace = true }
[[bin]]
name = "pulse-trader"
path = ".mist/src/main.rs"
Mist.toml
-3
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@@ -1,3 +0,0 @@
package = "main.mist"
packages = []
include = ["pulse-ui"]
README.md
+1 -1
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@@ -1,2 +1,2 @@
# pulse-trader # pulse-trader
A high-performance algorithmic crypto trading engine with backtesting, paper trading, and live execution support. Built with Mist A high-performance algorithmic crypto trading engine with backtesting, paper trading, and live execution support.
pulse-ui/Cargo.toml
+3 -4
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@@ -1,10 +1,9 @@
[package] [package]
name = "pulse-ui" name = "pulse-ui"
version = "0.1.0-alpha.0" version = "0.1.0"
edition = "2024" edition = "2024"
[dependencies] [dependencies]
tokio = { workspace = true, features = ["sync"] }
crossterm = { workspace = true }
[lib]
name = "pulse_ui"
path = ".mist/src/lib.rs"
pulse-ui/Mist.toml
-3
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@@ -1,3 +0,0 @@
package = "lib.mist"
packages = []
include = []
pulse-ui/src/layout.rs
+100
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@@ -0,0 +1,100 @@
use crate::unit::{Rect, Size};
#[derive(Debug, Clone)]
pub enum LayoutItem {
Rows { unit: Size, items: Vec<LayoutItem> },
Columns { unit: Size, items: Vec<LayoutItem> },
Widget(Size),
}
#[derive(Debug, Clone)]
pub struct Allocation {
pub widget_alloc: Vec<Rect>,
pub frame_alloc: Vec<Rect>,
}
impl LayoutItem {
pub fn allocate(&self, alloc: &Rect, frame: &mut Vec<Rect>, widgets: &mut Vec<Rect>) {
match self {
Self::Rows { items, .. } | Self::Columns { items, .. } => {
frame.push(*alloc);
let is_row = matches!(self, Self::Rows { .. });
let allocation = if is_row { alloc.height } else { alloc.width };
let remaining = allocation
- items
.iter()
.map(|item| item.get_size().get_fixed(alloc.height))
.sum::<u16>();
let total_weight = items
.iter()
.map(|item| item.get_size().get_flex())
.sum::<u16>();
let mut curr = if is_row { alloc.y } else { alloc.x };
for item in items {
let size = item.get_size();
let unit_alloc = size.get(allocation, remaining, total_weight);
let item_alloc = if is_row {
Rect {
width: alloc.width,
height: unit_alloc,
x: alloc.x,
y: curr,
}
} else {
Rect {
width: unit_alloc,
height: alloc.height,
x: curr,
y: alloc.y,
}
};
curr += unit_alloc;
item.allocate(&item_alloc, frame, widgets);
}
}
Self::Widget(_) => {
widgets.push(*alloc);
}
}
}
pub fn get_size<'a>(&'a self) -> &'a Size {
match self {
Self::Rows { unit, .. } => unit,
Self::Columns { unit, .. } => unit,
Self::Widget(unit) => unit,
}
}
}
impl Rect {
pub fn allocate(&self, layout: &LayoutItem) -> Allocation {
let mut widget_alloc = Vec::new();
let mut frame_alloc = Vec::new();
layout.allocate(self, &mut frame_alloc, &mut widget_alloc);
Allocation {
widget_alloc,
frame_alloc,
}
}
}
pub fn layout(rows: Vec<LayoutItem>) -> LayoutItem {
LayoutItem::Rows {
unit: Size::Percent(100),
items: rows,
}
}
pulse-ui/src/lib.mist
-3
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@@ -1,3 +0,0 @@
pub void test() {
println!("Hello, World");
}
pulse-ui/src/lib.rs
+67
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@@ -0,0 +1,67 @@
use std::any::Any;
use tokio::sync::mpsc;
pub mod layout;
pub mod render;
pub mod state;
pub mod unit;
pub mod widget;
#[allow(async_fn_in_trait)]
pub trait App {
// State
async fn init(&mut self, ctx: state::Context);
async fn update(&mut self, event: Box<dyn Any>);
// Rendering
async fn layout(&self) -> layout::LayoutItem;
async fn render(&mut self, allocation: layout::Allocation);
async fn refresh(&mut self) {
crossterm::execute!(
std::io::stdout(),
crossterm::terminal::Clear(crossterm::terminal::ClearType::All)
)
.unwrap();
crossterm::execute!(
std::io::stdout(),
crossterm::terminal::Clear(crossterm::terminal::ClearType::Purge)
)
.unwrap();
crossterm::execute!(std::io::stdout(), crossterm::cursor::Hide).unwrap();
self.render(get_screen().allocate(&self.layout().await))
.await;
}
}
pub async fn run<A: App>(create_app: impl FnOnce(&state::Context) -> A) {
let (tx, mut rx) = mpsc::channel(100);
let ctx = state::Context { tx };
let mut app = create_app(&ctx);
app.init(ctx).await;
app.refresh().await;
while let Some(event) = rx.recv().await {
app.update(event).await;
app.refresh().await;
}
}
pub fn get_screen() -> unit::Rect {
let (width, height) = crossterm::terminal::size().unwrap();
unit::Rect {
x: 0,
y: 0,
width,
height,
}
}
pulse-ui/src/render.rs
+93
View File
@@ -0,0 +1,93 @@
use std::{fmt::Display, io::stdout};
use crate::{
layout::Allocation,
unit::{Point, Rect},
widget::Widget,
};
pub enum Instr {
DrawText(Point, String),
DrawOutline(Rect),
}
pub struct RenderScope {
pub rect: Rect,
draw_instructions: Vec<Instr>,
}
impl RenderScope {
pub fn draw_text<P: Into<Point>, T: Display>(&mut self, at: P, text: T) {
self.draw_instructions
.push(Instr::DrawText(at.into(), text.to_string()));
}
pub fn draw_outline<P: Into<Point>>(&mut self, rect: Rect) {
self.draw_instructions.push(Instr::DrawOutline(rect));
}
}
impl RenderScope {
pub fn new(rect: Rect) -> Self {
Self {
rect,
draw_instructions: Vec::new(),
}
}
}
impl From<(u16, u16)> for Point {
fn from(value: (u16, u16)) -> Self {
Self {
x: value.0,
y: value.1,
}
}
}
impl From<u16> for Point {
fn from(value: u16) -> Self {
Self { x: value, y: value }
}
}
impl From<Rect> for Point {
fn from(value: Rect) -> Self {
Self {
x: value.x,
y: value.y,
}
}
}
impl Allocation {
pub fn draw<W: Widget>(&self, index: usize, widget: W) {
let mut scope = RenderScope::new(self.widget_alloc[index]);
widget.render(&mut scope);
scope.draw();
}
}
impl RenderScope {
pub fn draw(self) {
for inst in self.draw_instructions {
match inst {
Instr::DrawText(point, text) => {
for (i, line) in text.lines().enumerate() {
print_at(
self.rect.x + point.x,
self.rect.y + point.y + i as u16,
line,
);
}
}
Instr::DrawOutline(rect) => {}
}
}
}
}
pub fn print_at(x: u16, y: u16, text: &str) {
crossterm::execute!(stdout(), crossterm::cursor::MoveTo(x, y)).unwrap();
println!("{text}");
}
pulse-ui/src/render_scope.mist
-31
View File
@@ -1,31 +0,0 @@
pub module render_scope;
pub class RenderScope
{
u16 x = 0;
u16 y = 0;
u16 width = 0;
u16 height = 0;
pub constructor() {}
}
pub class RenderStack
{
pub Vec<RenderScope> stack;
pub constructor()
{
self.stack = Vec::new();
}
pub RenderScope pop(&mut self)
{
self.stack.pop().expect("Failed to pop, no more items in the stack")
}
pub RenderScope mut'a& push<'a>(&'a mut self)
{
self.stack.push_mut(RenderScope::new())
}
}
pulse-ui/src/state.rs
+64
View File
@@ -0,0 +1,64 @@
use std::{any::Any, sync::Arc};
use tokio::sync::{Mutex, MutexGuard, mpsc::Sender};
pub struct Refresh;
#[derive(Debug, Clone)]
pub struct Context {
pub(crate) tx: Sender<Box<dyn Any>>,
}
pub struct State<T> {
pub value: Arc<Mutex<T>>,
tx: Sender<Box<dyn Any>>,
}
pub struct StateGuard<'a, T> {
is_mutated: bool,
value: MutexGuard<'a, T>,
tx: &'a Sender<Box<dyn Any>>,
}
impl Context {
pub fn use_state<T>(&self, v: T) -> State<T> {
State {
value: Arc::new(Mutex::new(v)),
tx: self.tx.clone(),
}
}
}
impl<T> State<T> {
pub async fn lock<'a>(&'a self) -> StateGuard<'a, T> {
StateGuard {
value: self.value.lock().await,
is_mutated: false,
tx: &self.tx,
}
}
}
impl<'a, T> std::ops::Deref for StateGuard<'a, T> {
type Target = T;
fn deref(&self) -> &Self::Target {
&self.value
}
}
impl<'a, T> std::ops::DerefMut for StateGuard<'a, T> {
fn deref_mut(&mut self) -> &mut Self::Target {
self.is_mutated = true;
&mut self.value
}
}
impl<'a, T> Drop for StateGuard<'a, T> {
fn drop(&mut self) {
if self.is_mutated {
self.tx.blocking_send(Box::new(Refresh)).unwrap()
}
}
}
pulse-ui/src/unit.rs
+51
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@@ -0,0 +1,51 @@
#[derive(Debug, Clone, Copy)]
pub struct Point {
pub x: u16,
pub y: u16,
}
#[derive(Debug, Clone, Copy)]
pub enum Size {
Fixed(u16),
Flex(u16),
Percent(u16),
}
#[derive(Debug, Clone, Copy)]
pub struct Rect {
pub x: u16,
pub y: u16,
pub width: u16,
pub height: u16,
}
impl Size {
pub fn get_fixed(&self, alloc: u16) -> u16 {
match self {
Self::Fixed(v) => *v,
Self::Percent(v) => alloc * (*v) / 100,
Self::Flex(_) => 0,
}
}
pub fn get_flex(&self) -> u16 {
match self {
Self::Flex(f) => *f,
_ => 0,
}
}
pub fn get(&self, alloc: u16, remaining: u16, total_weight: u16) -> u16 {
match self {
Self::Fixed(v) => *v,
Self::Percent(v) => alloc * (*v) / 100,
Self::Flex(v) => {
if total_weight == 0 {
0
} else {
remaining * v / total_weight
}
}
}
}
}
pulse-ui/src/units.mist
-18
View File
@@ -1,18 +0,0 @@
pub module units;
pub enum Position
{
Char(u16);
ScreenUnits { u16 units; u16 div; };
Percent(u16);
Center;
End;
}
pub enum Size
{
Char(u16);
ScreenUnits { u16 units; u16 div; };
Percent(u16);
Full;
}
pulse-ui/src/widget/mod.rs
+11
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@@ -0,0 +1,11 @@
use crate::render::RenderScope;
pub trait Widget {
fn render(&self, scope: &mut RenderScope);
}
impl Widget for &str {
fn render(&self, scope: &mut RenderScope) {
scope.draw_text(0, self);
}
}
pulse-ui/src/widgets/text.mist
-19
View File
@@ -1,19 +0,0 @@
pub module text;
use super::widget::Widget;
use crate::render_scope;
pub class Text : Widget {
String text;
pub constructor(str& text)
{
super = Super::new();
self.text = text.to_string();
}
pub virtual void render(&self, render_scope::RenderStack mut& stack) override
{
render_scope::RenderScope mut& scope = stack.push();
}
}
pulse-ui/src/widgets/widget.mist
-21
View File
@@ -1,21 +0,0 @@
pub module widget;
use crate::units;
use crate::render_scope;
pub class Widget
{
units::Position x = units::Position::Char(0);
units::Position y = units::Position::Char(0);
units::Size width = units::Size::Full;
units::Size height = units::Size::Full;
pub constructor() {}
pub virtual void render(&self, render_scope::RenderStack mut& stack) {
let _ = stack;
}
pub virtual void update(&self) {}
}
src/main.mist
-5
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@@ -1,5 +0,0 @@
void main() {
println!("Hello, World!");
pulse_ui::test();
}
src/main.rs
+35
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@@ -0,0 +1,35 @@
use pulse_ui::{
App,
layout::{LayoutItem, layout},
state::State,
unit::Size,
};
pub struct PulseTradeApp {
count: State<i32>,
}
impl App for PulseTradeApp {
async fn init(&mut self, ctx: pulse_ui::state::Context) {}
async fn update(&mut self, event: Box<dyn std::any::Any>) {}
async fn layout(&self) -> pulse_ui::layout::LayoutItem {
layout(vec![
LayoutItem::Widget(Size::Flex(1)),
LayoutItem::Widget(Size::Flex(1)),
])
}
async fn render(&mut self, layout: pulse_ui::layout::Allocation) {
layout.draw(1, "Yo");
}
}
#[tokio::main]
async fn main() {
pulse_ui::run(|ctx| PulseTradeApp {
count: ctx.use_state(0),
})
.await;
}