From 0b4f33c761f27a2efb12628b60cb6b6afc89cd28 Mon Sep 17 00:00:00 2001 From: Jeevitha Kannan K S Date: Sun, 10 Nov 2024 18:46:35 +0530 Subject: [PATCH] Implement case insensitive, fix word disappearing bug Use regex for case insesitive finding, implement String instead of char, fix word disappearing by recalculating the render x for preview text --- Cargo.lock | 2 +- tui/Cargo.toml | 2 +- tui/src/filter.rs | 120 +++++++++++++++++++++++++--------------------- 3 files changed, 68 insertions(+), 56 deletions(-) diff --git a/Cargo.lock b/Cargo.lock index 86b9ef04..4a05c1b0 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -449,13 +449,13 @@ dependencies = [ "portable-pty", "rand", "ratatui", + "regex", "temp-dir", "textwrap", "time", "tree-sitter-bash", "tree-sitter-highlight", "tui-term", - "unicode-width 0.2.0", "zips", ] diff --git a/tui/Cargo.toml b/tui/Cargo.toml index 4051d3b3..efc46293 100644 --- a/tui/Cargo.toml +++ b/tui/Cargo.toml @@ -21,7 +21,6 @@ ratatui = "0.29.0" tui-term = "0.2.0" temp-dir = "0.1.14" time = { version = "0.3.36", features = ["local-offset", "macros", "formatting"] } -unicode-width = "0.2.0" rand = { version = "0.8.5", optional = true } linutil_core = { path = "../core", version = "24.9.28" } tree-sitter-highlight = "0.24.3" @@ -30,6 +29,7 @@ textwrap = "0.16.1" anstyle = "1.0.8" ansi-to-tui = "7.0.0" zips = "0.1.7" +regex = { version = "1.3", default-features = false, features = ["std"] } [[bin]] name = "linutil" diff --git a/tui/src/filter.rs b/tui/src/filter.rs index 2fdce073..99d9bcf5 100644 --- a/tui/src/filter.rs +++ b/tui/src/filter.rs @@ -8,7 +8,7 @@ use ratatui::{ widgets::{Block, Borders, Paragraph}, Frame, }; -use unicode_width::UnicodeWidthChar; +use regex::RegexBuilder; pub enum SearchAction { None, @@ -17,7 +17,7 @@ pub enum SearchAction { } pub struct Filter { - search_input: Vec, + search_input: String, in_search_mode: bool, input_position: usize, items: Vec, @@ -27,7 +27,7 @@ pub struct Filter { impl Filter { pub fn new() -> Self { Self { - search_input: vec![], + search_input: String::new(), in_search_mode: false, input_position: 0, items: vec![], @@ -62,47 +62,45 @@ impl Filter { .collect(); } else { self.items.clear(); - - let query_lower = self.search_input.iter().collect::().to_lowercase(); - for tab in tabs.iter() { - let mut stack = vec![tab.tree.root().id()]; - while let Some(node_id) = stack.pop() { - let node = tab.tree.get(node_id).unwrap(); - - if node.value().name.to_lowercase().contains(&query_lower) - && !node.has_children() - { - self.items.push(ListEntry { - node: node.value().clone(), - id: node.id(), - has_children: false, - }); + if let Ok(regex) = self.regex_builder(®ex::escape(&self.search_input)) { + for tab in tabs { + let mut stack = vec![tab.tree.root().id()]; + while let Some(node_id) = stack.pop() { + let node = tab.tree.get(node_id).unwrap(); + if regex.is_match(&node.value().name) && !node.has_children() { + self.items.push(ListEntry { + node: node.value().clone(), + id: node.id(), + has_children: false, + }); + } + stack.extend(node.children().map(|child| child.id())); } - - stack.extend(node.children().map(|child| child.id())); } + self.items + .sort_unstable_by(|a, b| a.node.name.cmp(&b.node.name)); + } else { + self.search_input.clear(); } - self.items.sort_by(|a, b| a.node.name.cmp(&b.node.name)); } - self.update_completion_preview(); } fn update_completion_preview(&mut self) { - if self.search_input.is_empty() { - self.completion_preview = None; - return; - } - - let input = self.search_input.iter().collect::().to_lowercase(); - self.completion_preview = self.items.iter().find_map(|item| { - let item_name_lower = item.node.name.to_lowercase(); - if item_name_lower.starts_with(&input) { - Some(item_name_lower[input.len()..].to_string()) + self.completion_preview = if self.items.is_empty() || self.search_input.is_empty() { + None + } else { + let pattern = format!("(?i)^{}", regex::escape(&self.search_input)); + if let Ok(regex) = self.regex_builder(&pattern) { + self.items.iter().find_map(|item| { + regex + .find(&item.node.name) + .map(|mat| item.node.name[mat.end()..].to_string()) + }) } else { None } - }); + } } pub fn draw_searchbar(&self, frame: &mut Frame, area: Rect, theme: &Theme) { @@ -110,8 +108,10 @@ impl Filter { let display_text = if !self.in_search_mode && self.search_input.is_empty() { Span::raw("Press / to search") } else { - let input_text = self.search_input.iter().collect::(); - Span::styled(input_text, Style::default().fg(theme.focused_color())) + Span::styled( + &self.search_input, + Style::default().fg(theme.focused_color()), + ) }; let search_color = if self.in_search_mode { @@ -135,25 +135,16 @@ impl Filter { // Render cursor in search bar if self.in_search_mode { - let cursor_position: usize = self.search_input[..self.input_position] - .iter() - .map(|c| c.width().unwrap_or(1)) - .sum(); - let x = area.x + cursor_position as u16 + 1; + let x = area.x + self.input_position as u16 + 1; let y = area.y + 1; frame.set_cursor_position(Position::new(x, y)); if let Some(preview) = &self.completion_preview { + let preview_x = area.x + self.search_input.len() as u16 + 1; let preview_span = Span::styled(preview, Style::default().fg(theme.search_preview_color())); - let preview_paragraph = Paragraph::new(preview_span).style(Style::default()); - let preview_area = Rect::new( - x, - y, - (preview.len() as u16).min(area.width - cursor_position as u16 - 1), - 1, - ); - frame.render_widget(preview_paragraph, preview_area); + let preview_area = Rect::new(preview_x, y, preview.len() as u16, 1); + frame.render_widget(Paragraph::new(preview_span), preview_area); } } } @@ -220,14 +211,35 @@ impl Filter { } } + fn regex_builder(&self, pattern: &str) -> Result { + RegexBuilder::new(pattern).case_insensitive(true).build() + } + fn complete_search(&mut self) -> SearchAction { - if let Some(completion) = self.completion_preview.take() { - self.search_input.extend(completion.chars()); - self.input_position = self.search_input.len(); - self.update_completion_preview(); - SearchAction::Update - } else { + if self.completion_preview.is_none() { SearchAction::None + } else { + let pattern = format!("(?i)^{}", self.search_input); + if let Ok(regex) = self.regex_builder(&pattern) { + self.search_input = self + .items + .iter() + .find_map(|item| { + if regex.is_match(&item.node.name) { + Some(item.node.name.clone()) + } else { + None + } + }) + .unwrap_or_default(); + + self.completion_preview = None; + self.input_position = self.search_input.len(); + + SearchAction::Update + } else { + SearchAction::None + } } }