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| | // SPDX-License-Identifier: EUPL-1.2+
// SPDX-FileCopyrightText: 2025 Johannes Süllner <johannes.suellner@mailbox.org>
use super::{
BUTTON_TEXT_SIZE, Event, InstallResult, MARGIN_VERTICAL, Page, TITLE_TEXT_SIZE, UpdateResult,
};
use crate::center_horizontal_in_container;
use iced::{
Length, Subscription, Task,
widget::{Space, column, container, row, text},
};
use iced_aw::Spinner;
use iced_term::Terminal;
use lsblk::BlockDevice;
use std::fs;
const RESULT_CODE_FILE: &str = "/tmp/spectrum-installer_result-code";
const LOG_FILE: &str = "/tmp/spectrum-installer_log";
pub struct PageInstallation {
terminal: Option<Terminal>,
installation_completed: bool,
installation_result: Option<InstallResult>,
}
impl PageInstallation {
pub fn new(device: BlockDevice) -> Self {
let term = Terminal::new(
0,
iced_term::settings::Settings {
backend: iced_term::settings::BackendSettings {
program: String::from("/usr/bin/sh"),
args: Vec::from([
String::from("-c"),
// Install enforcing a new partition table.
// HACK: Logging to /tmp as iced_term does not offer any other way of obtaining the commands result.
String::from(
[
"( /usr/bin/systemd-repart \
--definitions=/usr/share/spectrum-installer/repart.d \
--empty=force \
--dry-run=no ",
&device.fullname.display().to_string(),
"; echo $? > ",
RESULT_CODE_FILE,
") 2>&1 | tee ",
LOG_FILE,
]
.concat(),
),
]),
},
..Default::default()
},
);
match term {
Ok(term) => Self {
terminal: Some(term),
installation_completed: false,
installation_result: None,
},
Err(e) => Self {
terminal: None,
installation_completed: true,
installation_result: Some(Err((0, e.to_string()))),
},
}
}
}
#[derive(Clone, Debug)]
pub enum PageInstallationEvent {
Terminal(iced_term::Event),
Finish,
}
impl Page for PageInstallation {
fn update(&mut self, event: Event) -> UpdateResult {
if let Event::PageInstallation(page_event) = event {
match page_event {
PageInstallationEvent::Finish => {
if let Some(installation_result) = self.installation_result.clone() {
return (
Some(Box::new(super::completion::PageCompletion::new(
installation_result,
))),
Task::none(),
);
}
}
PageInstallationEvent::Terminal(iced_term::Event::BackendCall(_, cmd)) => {
if let Some(term) = &mut self.terminal {
match term.handle(iced_term::Command::ProxyToBackend(cmd)) {
iced_term::actions::Action::Shutdown => {
let code = fs::read_to_string(RESULT_CODE_FILE);
let log = fs::read_to_string(LOG_FILE);
self.installation_result =
if let (Ok(code_as_str), Ok(log)) = (code, log) {
if let Ok(code) = code_as_str.trim().parse::<u32>() {
self.installation_completed = true;
if code == 0 {
Some(Ok(log))
} else {
Some(Err((code, log)))
}
} else {
None
}
} else {
None
};
}
_ => {}
}
}
}
}
}
(None, Task::none())
}
fn subscription(&self) -> Subscription<Event> {
if let Some(term) = &self.terminal {
return Subscription::run_with_id(term.id, term.subscription())
.map::<_, _>(|t| Event::PageInstallation(PageInstallationEvent::Terminal(t)));
}
Subscription::none()
}
fn view(&self) -> iced::Element<'_, Event> {
let title_row: iced::Element<Event> = if !self.installation_completed {
row![
Spinner::new().height(25),
Space::with_width(MARGIN_VERTICAL),
text("Installing ...").size(TITLE_TEXT_SIZE)
]
.into()
} else {
text(
if self.installation_result.as_ref().is_some_and(|r| r.is_ok()) {
"Installation completed."
} else {
"Installation failed."
},
)
.size(TITLE_TEXT_SIZE)
.into()
};
let installation_status: iced::Element<Event> = if let Some(term) = &self.terminal {
iced_term::TerminalView::show(term)
.map::<_>(|t| Event::PageInstallation(PageInstallationEvent::Terminal(t)))
.into()
} else {
text("Could not start installation.").into()
};
let main_content = column![
Space::with_height(MARGIN_VERTICAL),
center_horizontal_in_container!(title_row),
Space::with_height(MARGIN_VERTICAL),
container(installation_status)
.width(Length::Fill)
.center_x(Length::Fill)
.height(Length::Fill),
];
super::layout::bottom_buttons_layout(
[[(
text("Finish").size(BUTTON_TEXT_SIZE).into(),
if self.installation_completed {
Some(Event::PageInstallation(PageInstallationEvent::Finish))
} else {
None
},
)]],
main_content.into(),
)
}
}
|