revw 0.2.5

A vim-like TUI for managing notes and resources
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90

use ratatui::{
    layout::Rect,
    style::{Color, Modifier, Style},
    text::Line,
    widgets::{Block, BorderType, Borders, Paragraph, Wrap},
    Frame,
};

use crate::app::App;

pub fn render_explorer(f: &mut Frame, app: &App, area: Rect) {
    // Show only folder name, not full path
    let title = if let Some(folder_name) = app.explorer_current_dir.file_name().and_then(|n| n.to_str()) {
        format!(" {} ", folder_name)
    } else {
        " . ".to_string()
    };

    // Use explorer-specific colors
    let block = Block::default()
        .title(title)
        .title_style(Style::default().fg(app.colorscheme.explorer_title))
        .borders(Borders::ALL)
        .border_type(BorderType::Rounded)
        .border_style(Style::default().fg(app.colorscheme.explorer_border))
        .style(Style::default().bg(app.colorscheme.background));

    let inner_area = block.inner(area);
    f.render_widget(block, area);

    // Calculate visible range
    let visible_height = inner_area.height as usize;
    let scroll_pos = app.explorer_scroll as usize;
    let total_entries = app.explorer_entries.len();

    let start = scroll_pos.min(total_entries.saturating_sub(1));
    let end = (start + visible_height).min(total_entries);

    // Render entries
    let mut lines = Vec::new();
    for (i, entry) in app.explorer_entries[start..end].iter().enumerate() {
        let abs_index = start + i;
        let is_selected = abs_index == app.explorer_selected_index;

        // Build indentation based on depth
        let indent = "  ".repeat(entry.depth);

        // Get file/directory name
        let name = entry.path
            .file_name()
            .and_then(|n| n.to_str())
            .unwrap_or("???")
            .to_string();

        // Add expand/collapse indicator for directories
        let indicator = if entry.path.is_dir() {
            if entry.is_expanded {
                "▾ " // Expanded
            } else {
                "▸ " // Collapsed
            }
        } else {
            "  " // File (no indicator)
        };

        // Combine indent, indicator, and name
        let display_text = format!("{}{}{}", indent, indicator, name);

        // Show directories and files with colorscheme colors
        let color = if is_selected {
            // Selected file/folder uses bright color
            app.colorscheme.explorer_file_selected
        } else if entry.path.is_dir() {
            app.colorscheme.explorer_folder
        } else {
            app.colorscheme.explorer_file
        };

        let style = if is_selected {
            Style::default().fg(color).bg(Color::Rgb(60, 60, 60)).add_modifier(Modifier::BOLD)
        } else {
            Style::default().fg(color)
        };

        lines.push(Line::styled(display_text, style));
    }

    let content = Paragraph::new(lines).wrap(Wrap { trim: false });
    f.render_widget(content, inner_area);
}