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|
use ratatui::widgets::ListState;
use ratatui_textarea::TextArea;
use crate::gentoo::{Package, portage::Portage};
#[derive(Debug)]
pub enum ViewState {
Dashboard = 0,
InstalledPackages = 1,
}
#[derive(Debug)]
pub struct App<'a> {
portage: Portage,
pub list_state: ListState,
pub showing_search_window: bool,
pub textarea: TextArea<'a>,
pub search_found: Option<bool>,
search_indexes: Option<Vec<usize>>,
pub search_indexes_len: Option<usize>,
pub current_search_index: Option<usize>,
pub view: ViewState,
}
impl App<'_> {
pub fn new(portage: Portage) -> Self {
App {
portage,
list_state: ListState::default().with_selected(Some(0)),
showing_search_window: false,
textarea: TextArea::default(),
search_found: None,
search_indexes: None,
current_search_index: None,
search_indexes_len: None,
view: ViewState::Dashboard,
}
}
pub fn world_count(&self) -> usize {
self.portage.world_packages.len()
}
pub fn installed_packages(&self) -> &[Package] {
&self.portage.installed_packages
}
pub fn current_package(&self) -> &Package {
let selected_package_index = self.list_state.selected().unwrap_or_default();
&self.portage.installed_packages[selected_package_index]
}
pub fn total_installed_size(&self) -> usize {
self.portage.installed_packages.iter().map(|p| p.size).sum()
}
pub fn toggle_search_window(&mut self) {
self.showing_search_window = !self.showing_search_window;
self.textarea.clear();
self.search_found = None;
}
pub fn cycle_current_tab(&mut self) {
match self.view {
ViewState::Dashboard => self.view = ViewState::InstalledPackages,
ViewState::InstalledPackages => self.view = ViewState::Dashboard,
}
}
pub fn search(&mut self) -> bool {
let indexes: Vec<usize> = self
.portage
.installed_packages
.iter()
.enumerate()
.filter(|(_, s)| {
s.name
.to_lowercase()
.contains(&self.textarea.lines()[0].to_lowercase())
})
.map(|(i, _)| i)
.collect();
if let Some(index) = indexes.first() {
self.list_state.select(Some(*index));
self.search_indexes_len = Some(indexes.len());
self.search_indexes = Some(indexes);
self.current_search_index = Some(0);
return true;
}
self.search_indexes = None;
false
}
pub fn next_search(&mut self) {
let Some(mut current_index) = self.current_search_index else {
return;
};
let Some(search_indexes) = &self.search_indexes else {
return;
};
if current_index + 1 >= search_indexes.len() {
current_index = 0;
} else {
current_index += 1;
}
let list_index = search_indexes[current_index];
self.list_state.select(Some(list_index));
self.current_search_index = Some(current_index);
}
pub fn prev_search(&mut self) {
let Some(mut current_index) = self.current_search_index else {
return;
};
let Some(search_indexes) = &self.search_indexes else {
return;
};
if current_index == 0 {
current_index = search_indexes.len() - 1;
} else {
current_index -= 1;
}
let list_index = search_indexes[current_index];
self.list_state.select(Some(list_index));
self.current_search_index = Some(current_index);
}
}
|
