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
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
|
use std::collections::HashSet;
use ratatui::{
Frame,
crossterm::event::KeyCode,
layout::{Constraint, Layout, Rect},
style::Color,
text::Text,
widgets::{Block, Borders, List, ListState},
};
use crate::{
app::LoadingState,
gentoo::package::{Package, PackageKey, PackageVersion},
screens::screen::Screen,
signal::{Event, Signal},
theme::Theme,
widgets::{package_metadata::render_package_metadata, use_flags::render_use_flags},
};
#[derive(Debug)]
enum CurrentList {
PackageList,
VariantList,
}
#[derive(Debug)]
pub struct AvailablePackagesScreen {
chosen_list: CurrentList,
pkg_list: Option<List<'static>>,
pkg_list_state: ListState,
variant_list_state: ListState,
loading_state: LoadingState,
}
fn version_to_variant(pkg_version: &PackageVersion) -> String {
format!(
"{}::{}",
pkg_version.version, pkg_version.metadata.repository
)
}
impl AvailablePackagesScreen {
// TODO: this is the same as InstalledPackagesScreen, replace this with a widget function
fn render_packages(&mut self, frame: &mut Frame, area: Rect) {
// TODO: Put this into screen, instead of rebuilding the list every frame
if let Some(list) = &self.pkg_list {
frame.render_stateful_widget(list, area, &mut self.pkg_list_state);
}
}
fn render_package_variants(
&mut self,
frame: &mut Frame,
area: Rect,
variants: Vec<&PackageVersion>,
) {
// TODO: Put this into screen, instead of rebuilding the list every frame
let list = List::new(variants.iter().map(|v| version_to_variant(v)))
.style(Color::White)
.highlight_style(Theme::selected())
.highlight_symbol("> ")
.block(
Block::default()
.borders(Borders::ALL)
.border_style(Theme::block())
.title("Variants"),
);
frame.render_stateful_widget(list, area, &mut self.variant_list_state);
}
fn cycle_list(&mut self) {
self.variant_list_state.select(Some(0));
self.chosen_list = match self.chosen_list {
CurrentList::PackageList => CurrentList::VariantList,
CurrentList::VariantList => CurrentList::PackageList,
}
}
}
impl Default for AvailablePackagesScreen {
fn default() -> Self {
let mut list_state = ListState::default();
list_state.select(Some(0));
let mut variant_state = ListState::default();
variant_state.select(Some(0));
Self {
chosen_list: CurrentList::PackageList,
pkg_list: None,
pkg_list_state: list_state,
variant_list_state: variant_state,
loading_state: LoadingState::Idle,
}
}
}
impl Screen for AvailablePackagesScreen {
fn draw(
&mut self,
frame: &mut ratatui::Frame,
area: ratatui::prelude::Rect,
repo: &crate::gentoo::Portage,
) {
if !matches!(self.loading_state, LoadingState::Complete) {
// TODO: Implement loading screen
frame.render_widget(Text::styled("Not implemented yet :P", Theme::text()), area);
return;
}
let constraints = [Constraint::Percentage(50), Constraint::Percentage(50)];
let [left, right] = area.layout(&Layout::horizontal(constraints));
let [package_list, use_flags] = left.layout(&Layout::vertical(constraints));
let [package_variants, metadata] = right.layout(&Layout::vertical(constraints));
let packages: Vec<&PackageKey> =
repo.available_packages().iter().map(|x| &x.atom).collect();
let selected_package_key = packages.get(self.pkg_list_state.selected().unwrap_or(0));
let pkg: Option<&Package> = match selected_package_key {
Some(pkg_key) => repo.get_available_package(pkg_key),
None => None,
};
self.render_packages(frame, package_list);
if let Some(pkg) = pkg {
self.render_package_variants(frame, package_variants, pkg.versions.iter().collect());
let selected_version = &pkg.versions[self.variant_list_state.selected().unwrap_or(0)];
render_use_flags(
frame,
use_flags,
selected_version.iuse.iter().collect(),
// Get default active use flags for package, and globally defines ones
HashSet::new(),
);
render_package_metadata(
frame,
metadata,
&selected_version.version,
&selected_version.metadata,
None,
None,
);
}
}
fn update(
&mut self,
event: &Event,
repo: &crate::gentoo::Portage,
) -> Option<crate::signal::Signal> {
match event {
Event::KeyEvent(key) => match key.code {
KeyCode::Char('q') => return Some(Signal::Quit),
KeyCode::Tab => return Some(Signal::CycleTab),
// TODO: This should cycle, also space isnt a good key for this
KeyCode::Char(' ') => self.cycle_list(),
_ => match self.chosen_list {
CurrentList::PackageList => match key.code {
KeyCode::Char('j') => self.pkg_list_state.select_next(),
KeyCode::Char('k') => self.pkg_list_state.select_previous(),
_ => {}
},
CurrentList::VariantList => match key.code {
KeyCode::Char('j') => self.variant_list_state.select_next(),
KeyCode::Char('k') => self.variant_list_state.select_previous(),
_ => {}
},
},
},
Event::LoadStateUpdate(loading_state) => match loading_state {
LoadingState::Complete => {
let packages: Vec<String> = repo
.available_packages()
.iter()
.map(|x| &x.atom)
.map(|x| x.qualified_name())
.collect();
let list = List::new(packages)
.style(Color::White)
.highlight_style(Theme::selected())
.highlight_symbol("> ")
.block(
Block::default()
.borders(Borders::ALL)
.border_style(Theme::block())
.title("Available packages"),
);
self.pkg_list = Some(list);
self.loading_state = LoadingState::Complete
}
loading_state => self.loading_state = *loading_state,
},
}
None
}
}
|
