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Removed try_scroll down and up, there is a builtin for that

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afonsofrancof 2024-07-31 00:13:57 +01:00
parent 5d68f49e59
commit c2c4c8796d
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1 changed files with 37 additions and 56 deletions
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85
src/list.rs
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@ -50,6 +50,19 @@ impl PreviewWindowState {
}
}
use std::fs::OpenOptions;
use std::io::Write;
fn log_debug_info(info: &str) {
let mut file = OpenOptions::new()
.append(true)
.create(true)
.open("debug.log")
.unwrap();
writeln!(file, "{}", info).unwrap();
}
impl CustomList {
pub fn new() -> Self {
// When a function call ends with an exclamation mark, it means it's a macro, like in this
@ -264,7 +277,7 @@ impl CustomList {
return None;
}
self.try_scroll_down();
self.list_state.select_next();
None
}
KeyCode::Char('k') | KeyCode::Up => {
@ -275,7 +288,7 @@ impl CustomList {
return None;
}
self.try_scroll_up();
self.list_state.select_previous();
None
}
// The 'p' key toggles the preview on and off
@ -320,38 +333,6 @@ impl CustomList {
}
}
fn try_scroll_up(&mut self) {
if let Some(selected) = self.list_state.selected() {
if selected > 0 {
self.list_state.select(Some(selected.saturating_sub(1)));
}
}
}
fn try_scroll_down(&mut self) {
let count = if self.filter_query.is_empty() {
let curr = self
.inner_tree
.get(*self.visit_stack.last().unwrap())
.unwrap();
curr.children().count()
} else {
self.filtered_items.len()
};
if let Some(curr_selection) = self.list_state.selected() {
if self.at_root() {
self.list_state
.select(Some((curr_selection + 1).min(count - 1)));
} else {
// When we are not at the root, we have to account for 1 more "virtual" node, `..`. So
// the count is 1 bigger (select is 0 based, because it's an index)
self.list_state
.select(Some((curr_selection + 1).min(count)));
}
}
}
/// Scroll the preview window down
fn scroll_preview_window_down(&mut self) {
if let Some(pw_state) = &mut self.preview_window_state {
@ -376,7 +357,7 @@ impl CustomList {
/// This could probably be integrated into the 'handle_enter()' method to avoid code
/// duplication, but I don't want to make too major changes to the codebase.
fn get_selected_command(&self) -> Option<Command> {
let selected = self.list_state.selected().unwrap();
let selected_index = self.list_state.selected().unwrap_or(0);
if self.filter_query.is_empty() {
// No filter query, use the regular tree navigation
@ -385,25 +366,27 @@ impl CustomList {
.get(*self.visit_stack.last().unwrap())
.unwrap();
// If we are not at the root and the first item is selected, it's the `..` item
if !self.at_root() && selected == 0 {
if !self.at_root() && selected_index == 0 {
return None;
}
for (mut idx, node) in curr.children().enumerate() {
let mut actual_index = selected_index;
if !self.at_root() {
idx += 1;
actual_index -= 1; // Adjust for the ".." item if not at root
}
if idx == selected {
for (idx, node) in curr.children().enumerate() {
if idx == actual_index {
return Some(node.value().command.clone());
}
}
} else {
// Filter query is active, use the filtered items
if let Some(filtered_node) = self.filtered_items.get(selected) {
if let Some(filtered_node) = self.filtered_items.get(selected_index) {
return Some(filtered_node.command.clone());
}
}
None
}
@ -414,8 +397,7 @@ impl CustomList {
///
/// Returns `Some(command)` when command is selected, othervise we returns `None`
fn handle_enter(&mut self) -> Option<Command> {
// Get the selected index
let selected = self.list_state.selected().unwrap();
let selected_index = self.list_state.selected().unwrap_or(0);
if self.filter_query.is_empty() {
// No filter query, use the regular tree navigation
@ -424,21 +406,19 @@ impl CustomList {
.get(*self.visit_stack.last().unwrap())
.unwrap();
// if we are not at the root, and the first element is selected,
// we can be sure it's '..', so we go up the directory
if !self.at_root() && selected == 0 {
if !self.at_root() && selected_index == 0 {
self.visit_stack.pop();
self.list_state.select(Some(0));
return None;
}
for (mut idx, node) in curr.children().enumerate() {
// at this point, we know that we are not on the .. item, and our indexes of the items never had ..
// item. so to balance it out, in case the selection index contains .., se add 1 to our node index
let mut actual_index = selected_index;
if !self.at_root() {
idx += 1;
actual_index -= 1; // Adjust for the ".." item if not at root
}
if idx == selected {
for (idx, node) in curr.children().enumerate() {
if idx == actual_index {
if node.has_children() {
self.visit_stack.push(node.id());
self.list_state.select(Some(0));
@ -450,10 +430,11 @@ impl CustomList {
}
} else {
// Filter query is active, use the filtered items
if let Some(filtered_node) = self.filtered_items.get(selected) {
if let Some(filtered_node) = self.filtered_items.get(selected_index) {
return Some(filtered_node.command.clone());
}
}
None
}