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2 commits

2 changed files with 44 additions and 19 deletions

View file

@ -42,9 +42,9 @@ struct Cursor {
type Line = Range<usize>;
impl Editor {
pub fn open_file(clipboard: Clipboard, path: PathBuf) -> Option<Self> {
let text = fs::read_to_string(&path).ok()?;
Some(Editor {
pub fn open_file(clipboard: Clipboard, path: PathBuf) -> std::io::Result<Self> {
let text = fs::read_to_string(&path)?;
Ok(Editor {
text,
lines: Vec::new(),
scroll: 0,

View file

@ -4,7 +4,7 @@ use crossterm::{
execute, queue,
style::{Color, Colors, ResetColor, SetColors},
terminal::{
disable_raw_mode, enable_raw_mode, Clear, ClearType, EnterAlternateScreen,
self, disable_raw_mode, enable_raw_mode, Clear, ClearType, EnterAlternateScreen,
LeaveAlternateScreen,
},
};
@ -33,6 +33,7 @@ struct Navigator {
path: PathBuf,
init_path: PathBuf,
immediate_open: bool,
message: Option<String>,
}
impl Navigator {
@ -49,7 +50,7 @@ impl Navigator {
path = arg.canonicalize().unwrap();
break;
} else if arg.is_file() {
if let Some(editor) = Editor::open_file(clipboard.clone(), arg) {
if let Ok(editor) = Editor::open_file(clipboard.clone(), arg) {
editors.push(editor);
}
} else {
@ -68,6 +69,7 @@ impl Navigator {
init_path: path.clone(),
path,
immediate_open,
message: None,
}
}
@ -82,6 +84,7 @@ impl Navigator {
loop {
self.get_files();
self.draw();
self.message = None;
self.input();
}
}
@ -123,6 +126,11 @@ impl Navigator {
queue!(stdout(), ResetColor).unwrap();
}
if let Some(text) = &self.message {
queue!(stdout(), MoveTo(0, terminal::size().unwrap().1)).unwrap();
print!("{text}");
}
stdout().flush().unwrap();
}
@ -144,6 +152,10 @@ impl Navigator {
}
}
fn message(&mut self, text: String) {
self.message = Some(text);
}
fn nav_up(&mut self) {
self.selected = self.selected.saturating_sub(1);
}
@ -159,39 +171,52 @@ impl Navigator {
let i = self.selected - self.editors.len();
if i == 0 {
if let Some(parent) = self.path.parent() {
self.path = parent.to_owned();
env::set_current_dir(&self.path).unwrap();
self.set_path(self.path.join(parent));
}
} else {
let path = &self.files[i];
if path.is_dir() {
self.path = self.path.join(path);
env::set_current_dir(&self.path).unwrap();
self.selected = self.editors.len();
self.set_path(self.path.join(path));
} else if path.is_file() {
let path = path.canonicalize().unwrap();
self.selected = self.editors.len();
let mut editor_index = self.editors.len();
for (i, editor) in self.editors.iter().enumerate() {
if editor.path() == Some(&path) {
self.selected = i;
editor_index = i;
break;
}
}
if self.selected == self.editors.len() {
if let Some(editor) =
Editor::open_file(self.clipboard.clone(), path.canonicalize().unwrap())
{
self.editors.push(editor);
} else {
if editor_index == self.editors.len() {
match Editor::open_file(
self.clipboard.clone(),
path.canonicalize().unwrap(),
) {
Ok(editor) => self.editors.push(editor),
Err(err) => {
self.message(format!("Could not open file: {err}"));
return;
}
}
}
self.selected = editor_index;
self.open_selected();
}
}
}
}
fn set_path(&mut self, new_path: PathBuf) {
match env::set_current_dir(&new_path) {
Ok(()) => {
self.path = new_path;
self.selected = self.editors.len();
}
Err(err) => {
self.message(format!("Could not navigate to directory: {err}"));
}
}
}
fn open_selected(&mut self) {
if self.selected < self.editors.len() {
self.editors[self.selected].enter();