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Add configuration save on disk, navigation with Vim keys and improve the input handle with tui-input crate

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kirbylife 2026-07-24 01:43:06 -06:00
parent 4549a8749b
commit 0a8a831f95
3 changed files with 159 additions and 56 deletions
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78
Cargo.lock generated
View File

@ -479,6 +479,16 @@ version = "1.0.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
[[package]]
name = "indexmap"
version = "2.14.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d466e9454f08e4a911e14806c24e16fba1b4c121d1ea474396f396069cf949d9"
dependencies = [
"equivalent",
"hashbrown 0.17.1",
]
[[package]]
name = "indoc"
version = "2.0.7"
@ -1148,6 +1158,15 @@ dependencies = [
"syn 3.0.3",
]
[[package]]
name = "serde_spanned"
version = "1.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6662b5879511e06e8999a8a235d848113e942c9124f211511b16466ee2995f26"
dependencies = [
"serde_core",
]
[[package]]
name = "sha2"
version = "0.10.9"
@ -1213,6 +1232,9 @@ name = "sshmngrs"
version = "0.1.0"
dependencies = [
"ratatui",
"serde",
"toml",
"tui-input",
]
[[package]]
@ -1418,6 +1440,56 @@ version = "0.1.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9e1c906769ad99c88eaa54e728060edef082f8e358ff32030cb7c7d315e81109"
[[package]]
name = "toml"
version = "1.1.3+spec-1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "53c96ecdfa941c8fc4fcaed14f99ada8ebed502eef533015095a07e3301d4c3c"
dependencies = [
"indexmap",
"serde_core",
"serde_spanned",
"toml_datetime",
"toml_parser",
"toml_writer",
"winnow",
]
[[package]]
name = "toml_datetime"
version = "1.1.1+spec-1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3165f65f62e28e0115a00b2ebdd37eb6f3b641855f9d636d3cd4103767159ad7"
dependencies = [
"serde_core",
]
[[package]]
name = "toml_parser"
version = "1.1.2+spec-1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a2abe9b86193656635d2411dc43050282ca48aa31c2451210f4202550afb7526"
dependencies = [
"winnow",
]
[[package]]
name = "toml_writer"
version = "1.1.2+spec-1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7d56353a2a665ad0f41a421187180aab746c8c325620617ad883a99a1cbe66d2"
[[package]]
name = "tui-input"
version = "0.15.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0bd014a652e31cf25ea68d11b10a7b09549863449b19387505c9933f11eb05fa"
dependencies = [
"ratatui",
"unicode-segmentation",
"unicode-width",
]
[[package]]
name = "typenum"
version = "1.20.1"
@ -1661,6 +1733,12 @@ dependencies = [
"windows-link",
]
[[package]]
name = "winnow"
version = "1.0.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "23b97319f7b8343df12cc98938e5c3eb436064524c8d2b4e30a1d3a36eecdf81"
[[package]]
name = "wit-bindgen"
version = "0.57.1"

3
Cargo.toml
View File

@ -6,3 +6,6 @@ description = "A fast and powerful SSH connection manager"
[dependencies]
ratatui = "0.30.2"
serde = { version = "1.0.229", features = ["derive"] }
toml = "1.1.3"
tui-input = "0.15.3"

134
src/main.rs
View File

@ -1,11 +1,15 @@
use ratatui::{
DefaultTerminal, Frame,
crossterm::event::{self, Event, KeyCode, KeyEventKind, KeyModifiers},
crossterm::event::{self, Event, KeyCode, KeyEvent, KeyEventKind, KeyModifiers},
layout::{Constraint, Flex, Layout, Rect},
style::{Color, Style},
widgets::{Block, Borders, Clear, List, ListItem, ListState, Paragraph},
};
use serde::{Deserialize, Serialize};
use std::path::PathBuf;
use tui_input::{Input, backend::crossterm::EventHandler};
#[derive(Serialize, Deserialize, Clone)]
struct Command {
alias: String,
command: String,
@ -21,6 +25,45 @@ impl Command {
}
}
#[derive(Serialize, Deserialize, Default)]
struct Config {
#[serde(default)]
commands: Vec<Command>,
}
impl Config {
/// Path to the configuration file: <home>/.config/sshmngrs.conf.
fn path() -> PathBuf {
let home = std::env::home_dir().unwrap_or_else(|| PathBuf::from("."));
home.join(".config").join("sshmngrs.conf")
}
fn load(&mut self) {
match std::fs::read_to_string(Self::path()) {
Ok(contents) => {
if let Ok(config) = toml::from_str::<Config>(&contents) {
*self = config;
}
}
// No config file yet: create an empty one and start fresh.
Err(_) => {
let _ = self.save();
}
}
}
fn save(&self) -> std::io::Result<()> {
let contents = toml::to_string_pretty(self)
.map_err(|error| std::io::Error::new(std::io::ErrorKind::Other, error))?;
let path = Self::path();
if let Some(parent) = path.parent() {
std::fs::create_dir_all(parent)?;
}
std::fs::write(path, contents)
}
}
#[derive(Clone, Copy)]
enum Field {
Alias,
@ -28,16 +71,16 @@ enum Field {
}
struct AddForm {
alias: String,
command: String,
alias: Input,
command: Input,
field: Field,
}
impl AddForm {
fn new() -> Self {
Self {
alias: String::new(),
command: String::from("ssh "),
alias: Input::default(),
command: Input::new(String::from("ssh ")),
field: Field::Alias,
}
}
@ -49,7 +92,7 @@ impl AddForm {
};
}
fn current_mut(&mut self) -> &mut String {
fn current_mut(&mut self) -> &mut Input {
match self.field {
Field::Alias => &mut self.alias,
Field::Command => &mut self.command,
@ -57,40 +100,24 @@ impl AddForm {
}
}
/// Which input mode the app is currently in.
enum Mode {
/// Browsing the list of commands.
Normal,
/// Filling in the popup to add a new command.
Adding(AddForm),
}
/// Application state.
struct App {
/// The list of commands (SSH connections).
commands: Vec<Command>,
/// Index of the currently selected command in the list.
config: Config,
selected: usize,
/// Current input mode.
mode: Mode,
/// Whether the app should exit.
should_quit: bool,
}
impl App {
fn new() -> Self {
let mut config = Config::default();
config.load();
Self {
// Dummy connections for testing.
commands: vec![
Command {
alias: String::from("kirbylife-lab"),
command: String::from("ssh root@localhost"),
},
Command {
alias: String::from("kirbylife-server"),
command: String::from("ssh root@192.168.100.1"),
},
],
config,
selected: 0,
mode: Mode::Normal,
should_quit: false,
@ -98,9 +125,9 @@ impl App {
}
fn select_previous(&mut self) {
if !self.commands.is_empty() {
if !self.config.commands.is_empty() {
self.selected = if self.selected == 0 {
self.commands.len() - 1
self.config.commands.len() - 1
} else {
self.selected - 1
};
@ -108,15 +135,15 @@ impl App {
}
fn select_next(&mut self) {
if !self.commands.is_empty() {
self.selected = (self.selected + 1) % self.commands.len();
if !self.config.commands.is_empty() {
self.selected = (self.selected + 1) % self.config.commands.len();
}
}
fn on_key(&mut self, code: KeyCode) {
fn on_key(&mut self, key: KeyEvent) {
match self.mode {
Mode::Normal => self.on_key_normal(code),
Mode::Adding(_) => self.on_key_adding(code),
Mode::Normal => self.on_key_normal(key.code),
Mode::Adding(_) => self.on_key_adding(key),
}
}
@ -124,14 +151,14 @@ impl App {
match code {
KeyCode::Char('q') | KeyCode::Esc => self.should_quit = true,
KeyCode::Char('a') => self.mode = Mode::Adding(AddForm::new()),
KeyCode::Up => self.select_previous(),
KeyCode::Down => self.select_next(),
KeyCode::Up | KeyCode::Char('k') => self.select_previous(),
KeyCode::Down | KeyCode::Char('j') => self.select_next(),
_ => {}
}
}
fn on_key_adding(&mut self, code: KeyCode) {
match code {
fn on_key_adding(&mut self, key: KeyEvent) {
match key.code {
KeyCode::Esc => self.mode = Mode::Normal,
KeyCode::Enter => self.confirm_adding(),
KeyCode::Tab | KeyCode::Up | KeyCode::Down => {
@ -139,26 +166,21 @@ impl App {
form.toggle_field();
}
}
KeyCode::Backspace => {
_ => {
if let Mode::Adding(form) = &mut self.mode {
form.current_mut().pop();
form.current_mut().handle_event(&Event::Key(key));
}
}
KeyCode::Char(c) => {
if let Mode::Adding(form) = &mut self.mode {
form.current_mut().push(c);
}
}
_ => {}
}
}
fn confirm_adding(&mut self) {
if let Mode::Adding(form) = &self.mode {
let alias = form.alias.trim().to_string();
let command = form.command.trim().to_string();
let alias = form.alias.value().trim().to_string();
let command = form.command.value().trim().to_string();
if !command.is_empty() {
self.commands.push(Command { alias, command });
self.config.commands.push(Command { alias, command });
let _ = self.config.save();
}
}
self.mode = Mode::Normal;
@ -183,7 +205,7 @@ fn run(mut terminal: DefaultTerminal) -> std::io::Result<()> {
if key.code == KeyCode::Char('c') && key.modifiers.contains(KeyModifiers::CONTROL) {
app.should_quit = true;
} else {
app.on_key(key.code);
app.on_key(key);
}
}
}
@ -207,9 +229,9 @@ fn draw_main(frame: &mut Frame, app: &App, area: Rect) {
.title_bottom(instructions)
.borders(Borders::ALL);
let selected = app.selected.min(app.commands.len().saturating_sub(1));
let items: Vec<ListItem> = app
.commands
let commands = &app.config.commands;
let selected = app.selected.min(commands.len().saturating_sub(1));
let items: Vec<ListItem> = commands
.iter()
.enumerate()
.map(|(index, command)| {
@ -223,7 +245,7 @@ fn draw_main(frame: &mut Frame, app: &App, area: Rect) {
.highlight_style(Style::new().fg(Color::Black).bg(Color::Cyan));
let mut state = ListState::default();
if !app.commands.is_empty() {
if !commands.is_empty() {
state.select(Some(selected));
}
@ -253,14 +275,14 @@ fn draw_add_popup(frame: &mut Frame, form: &AddForm) {
);
}
fn draw_field(frame: &mut Frame, area: Rect, title: &str, value: &str, focused: bool) {
fn draw_field(frame: &mut Frame, area: Rect, title: &str, input: &Input, focused: bool) {
let border_style = if focused {
Style::new().fg(Color::Yellow)
} else {
Style::new()
};
let paragraph = Paragraph::new(value).block(
let paragraph = Paragraph::new(input.value()).block(
Block::default()
.title(title)
.borders(Borders::ALL)
@ -270,7 +292,7 @@ fn draw_field(frame: &mut Frame, area: Rect, title: &str, value: &str, focused:
frame.render_widget(paragraph, area);
if focused {
let cursor_x = area.x + 1 + value.chars().count() as u16;
let cursor_x = area.x + 1 + input.visual_cursor() as u16;
let cursor_y = area.y + 1;
frame.set_cursor_position((cursor_x, cursor_y));
}