better more fun things

This commit is contained in:
nora 2021-12-17 18:10:24 +01:00
parent 4f5b34a154
commit 48304dce33
4 changed files with 104 additions and 75 deletions

View file

@ -1,4 +1,4 @@
use crate::model::{AppState, AppStateTable};
use crate::model::{AppState, AppStateFullView};
use crate::{view, App};
use crossterm::event;
use crossterm::event::{Event, KeyCode};
@ -9,14 +9,18 @@ use tui::Terminal;
pub fn run_app<B: Backend>(terminal: &mut Terminal<B>, mut app: App) -> io::Result<()> {
loop {
terminal.draw(|f| view::ui(f, &mut app))?;
terminal.draw(|f| view::render_ui(f, &mut app))?;
if let Event::Key(key) = event::read()? {
match key.code {
KeyCode::Char('q') => return Ok(()),
KeyCode::Char('q') => match app.selected {
Some(_) => app.leave_service(),
None => return Ok(()),
},
KeyCode::Down => app.next(),
KeyCode::Up => app.previous(),
KeyCode::Enter => app.select(),
KeyCode::Enter => app.select_service(),
KeyCode::Esc => app.leave_service(),
_ => {}
}
}
@ -26,47 +30,61 @@ pub fn run_app<B: Backend>(terminal: &mut Terminal<B>, mut app: App) -> io::Resu
impl App {
pub fn new() -> App {
App {
state: AppState::Table(AppStateTable {
table: AppState {
table_state: TableState::default(),
items: vec![
vec!["backend".to_string(), "running".to_string()],
vec!["frontend".to_string(), "exited (0)".to_string()],
vec!["frontend".to_string(), "failed (1)".to_string()],
vec!["database".to_string(), "failed (1)".to_string()],
],
}),
}
}
pub fn next(&mut self) {
if let AppState::Table(AppStateTable { table_state, items }) = &mut self.state {
let i = match table_state.selected() {
Some(i) => {
if i >= items.len() - 1 {
0
} else {
i + 1
}
}
None => 0,
};
table_state.select(Some(i));
},
selected: None,
}
}
pub fn previous(&mut self) {
if let AppState::Table(AppStateTable { table_state, items }) = &mut self.state {
let i = match table_state.selected() {
Some(i) => {
if i == 0 {
items.len() - 1
} else {
i - 1
}
}
None => 0,
};
table_state.select(Some(i));
pub fn is_table(&self) -> bool {
self.selected.is_none()
}
fn select_service(&mut self) {
if self.is_table() {
if let Some(selected) = self.table.table_state.selected() {
self.selected = Some(AppStateFullView {
name: self.table.items[selected][0].to_string(),
});
}
}
}
pub fn select(&mut self) {}
fn leave_service(&mut self) {
self.selected = None;
}
fn next(&mut self) {
let i = match self.table.table_state.selected() {
Some(i) => {
if i >= self.table.items.len() - 1 {
0
} else {
i + 1
}
}
None => 0,
};
self.table.table_state.select(Some(i));
}
fn previous(&mut self) {
let i = match self.table.table_state.selected() {
Some(i) => {
if i == 0 {
self.table.items.len() - 1
} else {
i - 1
}
}
None => 0,
};
self.table.table_state.select(Some(i));
}
}

View file

@ -2,13 +2,13 @@ mod controller;
mod model;
mod view;
use crossterm::event::{self, DisableMouseCapture, EnableMouseCapture, Event, KeyCode};
use crossterm::event::{DisableMouseCapture, EnableMouseCapture};
use crossterm::execute;
use crossterm::terminal::{
disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen,
};
use std::{error::Error, io};
use tui::backend::{Backend, CrosstermBackend};
use tui::backend::CrosstermBackend;
use tui::Terminal;
use crate::model::App;

View file

@ -2,24 +2,17 @@ use tui::widgets::TableState;
#[derive(Debug)]
pub struct App {
pub state: AppState
pub table: AppState,
pub selected: Option<AppStateFullView>
}
#[derive(Debug)]
pub enum AppState {
Table(AppStateTable),
FullView {
name: String,
}
}
#[derive(Debug)]
pub struct AppStateTable {
pub struct AppState {
pub table_state: TableState,
pub items: Vec<Vec<String>>,
}
#[derive(Debug)]
pub struct AppStateFullView {
name: String,
}
pub name: String,
}

View file

@ -1,35 +1,45 @@
use tui::backend::Backend;
use tui::layout::{Constraint, Layout};
use tui::layout::{Constraint, Layout, Rect};
use tui::style::{Color, Modifier, Style};
use tui::widgets::{Block, Borders, Cell, Row, Table};
use tui::text::Spans;
use tui::widgets::{Block, Borders, Cell, Paragraph, Row, Table};
use tui::Frame;
use crate::model::{AppState, AppStateTable};
use crate::model::{AppState, AppStateFullView};
use crate::App;
pub fn ui<B: Backend>(f: &mut Frame<B>, app: &mut App) {
match &mut app.state {
AppState::Table(state) => {
table_ui(f, state);
pub fn render_ui<B: Backend>(f: &mut Frame<B>, app: &mut App) {
let chunks = if f.size().height < 22 {
Layout::default()
.constraints(vec![Constraint::Percentage(100)])
.split(f.size())
} else {
Layout::default()
.constraints(vec![Constraint::Percentage(90), Constraint::Max(3)])
.split(f.size())
};
match app.selected {
None => {
render_table(f, &mut app.table, chunks[0]);
}
AppState::FullView { name } => f.render_widget(
Some(AppStateFullView { ref name }) => f.render_widget(
Block::default().borders(Borders::ALL).title(name.as_ref()),
f.size(),
chunks[0],
),
}
if let Some(footer_chunk) = chunks.get(1) {
render_help_footer(f, app, *footer_chunk);
}
}
pub fn table_ui<B: Backend>(f: &mut Frame<B>, state: &mut AppStateTable) {
let rects = Layout::default()
.constraints(vec![Constraint::Percentage(100)])
.margin(5)
.split(f.size());
fn render_table<B: Backend>(f: &mut Frame<B>, state: &mut AppState, area: Rect) {
let selected_style = Style::default().add_modifier(Modifier::REVERSED);
let normal_style = Style::default().bg(Color::Blue);
let header_cells = ["Header1", "Header2", "Header3"]
let header_cells = ["name", "status"]
.iter()
.map(|h| Cell::from(*h).style(Style::default().fg(Color::Red)));
.map(|h| Cell::from(*h).style(Style::default()));
let header = Row::new(header_cells)
.style(normal_style)
@ -49,14 +59,22 @@ pub fn table_ui<B: Backend>(f: &mut Frame<B>, state: &mut AppStateTable) {
let t = Table::new(rows)
.header(header)
.block(Block::default().borders(Borders::ALL).title("Table"))
.block(Block::default().borders(Borders::ALL).title("services"))
.highlight_style(selected_style)
.highlight_symbol(">> ")
.widths(&[
Constraint::Percentage(50),
Constraint::Length(30),
Constraint::Min(10),
]);
.widths(&[Constraint::Percentage(50), Constraint::Length(30)]);
f.render_stateful_widget(t, rects[0], &mut state.table_state);
f.render_stateful_widget(t, area, &mut state.table_state);
}
pub fn render_help_footer<B: Backend>(f: &mut Frame<B>, app: &App, area: Rect) {
let block = Block::default().title("help").borders(Borders::ALL);
let paragraph = Paragraph::new(if app.is_table() {
vec![Spans::from("q-quit down-down up-up enter-select")]
} else {
vec![Spans::from("q-back esc-back")]
})
.block(block);
f.render_widget(paragraph, area);
}