lsv 0.1.15

Three‑pane terminal file viewer (TUI) with preview and Lua configuration
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
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152

//! Selection and clipboard operations for App.

use crate::app::{
    App,
    Clipboard,
    ClipboardOp,
};

impl App
{
    pub(crate) fn toggle_select_current(&mut self)
    {
        if let Some(e) = self.selected_entry().cloned()
        {
            if self.selected.contains(&e.path)
            {
                self.selected.remove(&e.path);
            }
            else
            {
                self.selected.insert(e.path);
            }
        }
    }

    pub(crate) fn clear_all_selected(&mut self)
    {
        if !self.selected.is_empty()
        {
            self.selected.clear();
        }
    }

    pub(crate) fn copy_selection(&mut self)
    {
        let items: Vec<std::path::PathBuf> =
            self.selected.iter().cloned().collect();
        if items.is_empty()
        {
            self.add_message("Copy: no items selected");
            return;
        }
        self.clipboard = Some(Clipboard { op: ClipboardOp::Copy, items });
        self.add_message("Copied selection to clipboard");
        self.force_full_redraw = true;
    }

    pub(crate) fn move_selection(&mut self)
    {
        let items: Vec<std::path::PathBuf> =
            self.selected.iter().cloned().collect();
        if items.is_empty()
        {
            self.add_message("Move: no items selected");
            return;
        }
        self.clipboard = Some(Clipboard { op: ClipboardOp::Move, items });
        self.add_message("Move selection armed");
        self.force_full_redraw = true;
    }

    pub(crate) fn clear_clipboard(&mut self)
    {
        self.clipboard = None;
        self.add_message("Clipboard cleared");
        self.force_full_redraw = true;
    }

    pub(crate) fn paste_clipboard(&mut self)
    {
        let Some(cb) = self.clipboard.clone()
        else
        {
            self.add_message("Paste: clipboard empty");
            return;
        };
        let dest_dir = self.cwd.clone();
        let mut ok = 0usize;
        let mut skipped = 0usize;
        let mut errs = 0usize;
        for src in cb.items.iter()
        {
            if matches!(cb.op, ClipboardOp::Move) && dest_dir.starts_with(src)
            {
                self.add_message(&format!(
                    "Skip (move into subdir): {}",
                    src.display()
                ));
                skipped += 1;
                continue;
            }
            let Some(name) = src.file_name()
            else
            {
                skipped += 1;
                continue;
            };
            let dest_path = dest_dir.join(name);
            if dest_path.exists()
            {
                self.add_message(&format!(
                    "Skip (exists): {}",
                    dest_path.display()
                ));
                skipped += 1;
                continue;
            }
            let res = match cb.op
            {
                ClipboardOp::Copy =>
                {
                    crate::core::fs_ops::copy_path_recursive(src, &dest_path)
                }
                ClipboardOp::Move =>
                {
                    crate::core::fs_ops::move_path_with_fallback(
                        src, &dest_path,
                    )
                }
            };
            match res
            {
                Ok(()) => ok += 1,
                Err(e) =>
                {
                    errs += 1;
                    self.add_message(&format!(
                        "Error: {} -> {}: {}",
                        src.display(),
                        dest_path.display(),
                        e
                    ));
                }
            }
        }
        if matches!(cb.op, ClipboardOp::Move)
        {
            for p in cb.items.iter()
            {
                self.selected.remove(p);
            }
        }
        self.clipboard = None;
        self.refresh_lists();
        self.refresh_preview();
        self.add_message(&format!(
            "Paste: ok={} skipped={} errors={}",
            ok, skipped, errs
        ));
        self.force_full_redraw = true;
    }
}