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https://git.aramjonghu.dev/AramJonghu/rustlings.git
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Start list without Ratatui
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+75
-67
@@ -1,95 +1,101 @@
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use anyhow::{Context, Result};
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use ratatui::{
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backend::CrosstermBackend,
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crossterm::{
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event::{self, DisableMouseCapture, EnableMouseCapture, Event, KeyCode, KeyEventKind},
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terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
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QueueableCommand,
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use crossterm::{
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cursor,
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event::{
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self, DisableMouseCapture, EnableMouseCapture, Event, KeyCode, KeyEventKind, MouseEventKind,
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},
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Terminal,
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terminal::{
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disable_raw_mode, enable_raw_mode, DisableLineWrap, EnableLineWrap, EnterAlternateScreen,
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LeaveAlternateScreen,
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},
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QueueableCommand,
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};
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use std::io::{self, StdoutLock, Write};
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use crate::app_state::AppState;
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use self::state::{Filter, UiState};
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use self::state::{Filter, ListState};
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mod state;
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fn handle_list(app_state: &mut AppState, stdout: &mut StdoutLock) -> Result<()> {
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let mut terminal = Terminal::new(CrosstermBackend::new(stdout))?;
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terminal.clear()?;
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let mut list_state = ListState::new(app_state, stdout)?;
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let mut ui_state = UiState::new(app_state);
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loop {
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match event::read().context("Failed to read terminal event")? {
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Event::Key(key) => {
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match key.kind {
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KeyEventKind::Release => continue,
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KeyEventKind::Press | KeyEventKind::Repeat => (),
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}
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'outer: loop {
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terminal.try_draw(|frame| ui_state.draw(frame).map_err(io::Error::other))?;
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list_state.message.clear();
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let key = loop {
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match event::read().context("Failed to read terminal event")? {
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Event::Key(key) => match key.kind {
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KeyEventKind::Press | KeyEventKind::Repeat => break key,
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KeyEventKind::Release => (),
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},
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// Redraw
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Event::Resize(_, _) => continue 'outer,
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// Ignore
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Event::FocusGained | Event::FocusLost | Event::Mouse(_) | Event::Paste(_) => (),
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match key.code {
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KeyCode::Char('q') => return Ok(()),
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KeyCode::Down | KeyCode::Char('j') => list_state.select_next(),
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KeyCode::Up | KeyCode::Char('k') => list_state.select_previous(),
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KeyCode::Home | KeyCode::Char('g') => list_state.select_first(),
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KeyCode::End | KeyCode::Char('G') => list_state.select_last(),
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KeyCode::Char('d') => {
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let message = if list_state.filter() == Filter::Done {
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list_state.set_filter(Filter::None);
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"Disabled filter DONE"
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} else {
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list_state.set_filter(Filter::Done);
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"Enabled filter DONE │ Press d again to disable the filter"
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};
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list_state.message.push_str(message);
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}
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KeyCode::Char('p') => {
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let message = if list_state.filter() == Filter::Pending {
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list_state.set_filter(Filter::None);
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"Disabled filter PENDING"
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} else {
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list_state.set_filter(Filter::Pending);
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"Enabled filter PENDING │ Press p again to disable the filter"
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};
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list_state.message.push_str(message);
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}
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KeyCode::Char('r') => {
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list_state.reset_selected()?;
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}
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KeyCode::Char('c') => {
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return list_state.selected_to_current_exercise();
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}
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// Redraw to remove the message.
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KeyCode::Esc => (),
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_ => continue,
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}
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list_state.redraw(stdout)?;
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}
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};
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Event::Mouse(event) => {
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match event.kind {
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MouseEventKind::ScrollDown => list_state.select_next(),
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MouseEventKind::ScrollUp => list_state.select_previous(),
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_ => continue,
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}
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ui_state.message.clear();
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match key.code {
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KeyCode::Char('q') => break,
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KeyCode::Down | KeyCode::Char('j') => ui_state.select_next(),
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KeyCode::Up | KeyCode::Char('k') => ui_state.select_previous(),
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KeyCode::Home | KeyCode::Char('g') => ui_state.select_first(),
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KeyCode::End | KeyCode::Char('G') => ui_state.select_last(),
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KeyCode::Char('d') => {
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let message = if ui_state.filter == Filter::Done {
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ui_state.filter = Filter::None;
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"Disabled filter DONE"
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} else {
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ui_state.filter = Filter::Done;
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"Enabled filter DONE │ Press d again to disable the filter"
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};
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ui_state = ui_state.with_updated_rows();
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ui_state.message.push_str(message);
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list_state.redraw(stdout)?;
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}
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KeyCode::Char('p') => {
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let message = if ui_state.filter == Filter::Pending {
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ui_state.filter = Filter::None;
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"Disabled filter PENDING"
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} else {
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ui_state.filter = Filter::Pending;
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"Enabled filter PENDING │ Press p again to disable the filter"
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};
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ui_state = ui_state.with_updated_rows();
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ui_state.message.push_str(message);
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}
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KeyCode::Char('r') => {
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ui_state = ui_state.with_reset_selected()?;
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}
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KeyCode::Char('c') => {
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ui_state.selected_to_current_exercise()?;
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break;
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}
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_ => (),
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// Redraw
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Event::Resize(_, _) => list_state.redraw(stdout)?,
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// Ignore
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Event::FocusGained | Event::FocusLost => (),
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}
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}
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Ok(())
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}
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pub fn list(app_state: &mut AppState) -> Result<()> {
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let mut stdout = io::stdout().lock();
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stdout
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.queue(EnterAlternateScreen)?
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.queue(EnableMouseCapture)?
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.flush()?;
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.queue(cursor::Hide)?
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.queue(DisableLineWrap)?
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.queue(EnableMouseCapture)?;
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enable_raw_mode()?;
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let res = handle_list(app_state, &mut stdout);
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@@ -97,6 +103,8 @@ pub fn list(app_state: &mut AppState) -> Result<()> {
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// Restore the terminal even if we got an error.
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stdout
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.queue(LeaveAlternateScreen)?
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.queue(cursor::Show)?
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.queue(EnableLineWrap)?
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.queue(DisableMouseCapture)?
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.flush()?;
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disable_raw_mode()?;
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