From 0a674a158da0d519f03a88bfabf31d98c0e064c6 Mon Sep 17 00:00:00 2001 From: mo8it Date: Sun, 7 Apr 2024 19:05:29 +0200 Subject: [PATCH] Separate UiState --- src/list.rs | 144 ++------------------------------------------- src/list/state.rs | 145 ++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 150 insertions(+), 139 deletions(-) create mode 100644 src/list/state.rs diff --git a/src/list.rs b/src/list.rs index c59b8d84..4d26702d 100644 --- a/src/list.rs +++ b/src/list.rs @@ -4,148 +4,14 @@ use crossterm::{ terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen}, ExecutableCommand, }; -use ratatui::{ - backend::CrosstermBackend, - layout::{Constraint, Rect}, - style::{Style, Stylize}, - text::Span, - widgets::{Block, Borders, HighlightSpacing, Row, Table, TableState}, - Frame, Terminal, -}; +use ratatui::{backend::CrosstermBackend, Terminal}; use std::io; +mod state; + use crate::{exercise::Exercise, state_file::StateFile}; -struct UiState<'a> { - pub table: Table<'a>, - selected: usize, - table_state: TableState, - last_ind: usize, -} - -impl<'a> UiState<'a> { - pub fn rows<'s, 'i>( - state_file: &'s StateFile, - exercises: &'a [Exercise], - ) -> impl Iterator> + 'i - where - 's: 'i, - 'a: 'i, - { - exercises - .iter() - .zip(state_file.progress()) - .enumerate() - .map(|(ind, (exercise, done))| { - let next = if ind == state_file.next_exercise_ind() { - ">>>>".bold().red() - } else { - Span::default() - }; - - let exercise_state = if *done { - "DONE".green() - } else { - "PENDING".yellow() - }; - - Row::new([ - next, - exercise_state, - Span::raw(&exercise.name), - Span::raw(exercise.path.to_string_lossy()), - ]) - }) - } - - pub fn new(state_file: &StateFile, exercises: &'a [Exercise]) -> Self { - let header = Row::new(["Next", "State", "Name", "Path"]); - - let max_name_len = exercises - .iter() - .map(|exercise| exercise.name.len()) - .max() - .unwrap_or(4) as u16; - - let widths = [ - Constraint::Length(4), - Constraint::Length(7), - Constraint::Length(max_name_len), - Constraint::Fill(1), - ]; - - let rows = Self::rows(state_file, exercises); - - let table = Table::new(rows, widths) - .header(header) - .column_spacing(2) - .highlight_spacing(HighlightSpacing::Always) - .highlight_style(Style::new().bg(ratatui::style::Color::Rgb(50, 50, 50))) - .highlight_symbol("🦀") - .block(Block::default().borders(Borders::BOTTOM)); - - let selected = 0; - let table_state = TableState::default().with_selected(Some(selected)); - let last_ind = exercises.len() - 1; - - Self { - table, - selected, - table_state, - last_ind, - } - } - - fn select(&mut self, ind: usize) { - self.selected = ind; - self.table_state.select(Some(ind)); - } - - pub fn select_next(&mut self) { - self.select(self.selected.saturating_add(1).min(self.last_ind)); - } - - pub fn select_previous(&mut self) { - self.select(self.selected.saturating_sub(1)); - } - - #[inline] - pub fn select_first(&mut self) { - self.select(0); - } - - #[inline] - pub fn select_last(&mut self) { - self.select(self.last_ind); - } - - pub fn draw(&mut self, frame: &mut Frame) { - let area = frame.size(); - - frame.render_stateful_widget( - &self.table, - Rect { - x: 0, - y: 0, - width: area.width, - height: area.height - 1, - }, - &mut self.table_state, - ); - - let help_footer = - "↓/j ↑/k home/g end/G │ Filter one/

ending │ eset │ ontinue at │ uit"; - frame.render_widget( - Span::raw(help_footer), - Rect { - x: 0, - y: area.height - 1, - width: area.width, - height: 1, - }, - ); - } -} +use self::state::UiState; pub fn list(state_file: &mut StateFile, exercises: &[Exercise]) -> Result<()> { let mut stdout = io::stdout().lock(); @@ -183,7 +49,7 @@ pub fn list(state_file: &mut StateFile, exercises: &[Exercise]) -> Result<()> { KeyCode::Home | KeyCode::Char('g') => ui_state.select_first(), KeyCode::End | KeyCode::Char('G') => ui_state.select_last(), KeyCode::Char('c') => { - state_file.set_next_exercise_ind(ui_state.selected)?; + state_file.set_next_exercise_ind(ui_state.selected())?; ui_state.table = ui_state.table.rows(UiState::rows(state_file, exercises)); } _ => (), diff --git a/src/list/state.rs b/src/list/state.rs new file mode 100644 index 00000000..3d2f0a62 --- /dev/null +++ b/src/list/state.rs @@ -0,0 +1,145 @@ +use ratatui::{ + layout::{Constraint, Rect}, + style::{Style, Stylize}, + text::Span, + widgets::{Block, Borders, HighlightSpacing, Row, Table, TableState}, + Frame, +}; + +use crate::{exercise::Exercise, state_file::StateFile}; + +pub struct UiState<'a> { + pub table: Table<'a>, + selected: usize, + table_state: TableState, + last_ind: usize, +} + +impl<'a> UiState<'a> { + pub fn rows<'s, 'i>( + state_file: &'s StateFile, + exercises: &'a [Exercise], + ) -> impl Iterator> + 'i + where + 's: 'i, + 'a: 'i, + { + exercises + .iter() + .zip(state_file.progress()) + .enumerate() + .map(|(ind, (exercise, done))| { + let next = if ind == state_file.next_exercise_ind() { + ">>>>".bold().red() + } else { + Span::default() + }; + + let exercise_state = if *done { + "DONE".green() + } else { + "PENDING".yellow() + }; + + Row::new([ + next, + exercise_state, + Span::raw(&exercise.name), + Span::raw(exercise.path.to_string_lossy()), + ]) + }) + } + + pub fn new(state_file: &StateFile, exercises: &'a [Exercise]) -> Self { + let header = Row::new(["Next", "State", "Name", "Path"]); + + let max_name_len = exercises + .iter() + .map(|exercise| exercise.name.len()) + .max() + .unwrap_or(4) as u16; + + let widths = [ + Constraint::Length(4), + Constraint::Length(7), + Constraint::Length(max_name_len), + Constraint::Fill(1), + ]; + + let rows = Self::rows(state_file, exercises); + + let table = Table::new(rows, widths) + .header(header) + .column_spacing(2) + .highlight_spacing(HighlightSpacing::Always) + .highlight_style(Style::new().bg(ratatui::style::Color::Rgb(50, 50, 50))) + .highlight_symbol("🦀") + .block(Block::default().borders(Borders::BOTTOM)); + + let selected = 0; + let table_state = TableState::default().with_selected(Some(selected)); + let last_ind = exercises.len() - 1; + + Self { + table, + selected, + table_state, + last_ind, + } + } + + #[inline] + pub fn selected(&self) -> usize { + self.selected + } + + fn select(&mut self, ind: usize) { + self.selected = ind; + self.table_state.select(Some(ind)); + } + + pub fn select_next(&mut self) { + self.select(self.selected.saturating_add(1).min(self.last_ind)); + } + + pub fn select_previous(&mut self) { + self.select(self.selected.saturating_sub(1)); + } + + #[inline] + pub fn select_first(&mut self) { + self.select(0); + } + + #[inline] + pub fn select_last(&mut self) { + self.select(self.last_ind); + } + + pub fn draw(&mut self, frame: &mut Frame) { + let area = frame.size(); + + frame.render_stateful_widget( + &self.table, + Rect { + x: 0, + y: 0, + width: area.width, + height: area.height - 1, + }, + &mut self.table_state, + ); + + let help_footer = + "↓/j ↑/k home/g end/G │ Filter one/

ending │ eset │ ontinue at │ uit"; + frame.render_widget( + Span::raw(help_footer), + Rect { + x: 0, + y: area.height - 1, + width: area.width, + height: 1, + }, + ); + } +}