Files
coop/crates/settings/src/lib.rs
2025-07-02 15:30:28 +07:00

138 lines
4.0 KiB
Rust

use anyhow::anyhow;
use global::constants::SETTINGS_D;
use global::shared_state;
use gpui::{App, AppContext, Context, Entity, Global, Subscription, Task};
use nostr_sdk::prelude::*;
use serde::{Deserialize, Serialize};
use smallvec::{smallvec, SmallVec};
pub fn init(cx: &mut App) {
let state = cx.new(AppSettings::new);
// Observe for state changes and save settings to database
state.update(cx, |this, cx| {
this.subscriptions
.push(cx.observe(&state, |this, _state, cx| {
this.set_settings(cx);
}));
});
AppSettings::set_global(state, cx);
}
#[derive(Serialize, Deserialize)]
pub struct Settings {
pub media_server: Url,
pub proxy_user_avatars: bool,
pub hide_user_avatars: bool,
pub only_show_trusted: bool,
pub backup_messages: bool,
pub auto_login: bool,
}
impl AsRef<Settings> for Settings {
fn as_ref(&self) -> &Settings {
self
}
}
struct GlobalAppSettings(Entity<AppSettings>);
impl Global for GlobalAppSettings {}
pub struct AppSettings {
pub settings: Settings,
#[allow(dead_code)]
subscriptions: SmallVec<[Subscription; 1]>,
}
impl AppSettings {
/// Retrieve the Global Settings instance
pub fn global(cx: &App) -> Entity<Self> {
cx.global::<GlobalAppSettings>().0.clone()
}
/// Retrieve the Settings instance
pub fn get_global(cx: &App) -> &Self {
cx.global::<GlobalAppSettings>().0.read(cx)
}
/// Set the Global Settings instance
pub(crate) fn set_global(state: Entity<Self>, cx: &mut App) {
cx.set_global(GlobalAppSettings(state));
}
fn new(cx: &mut Context<Self>) -> Self {
let settings = Settings {
media_server: Url::parse("https://nostrmedia.com").expect("it's fine"),
proxy_user_avatars: true,
hide_user_avatars: false,
only_show_trusted: false,
backup_messages: true,
auto_login: false,
};
let mut subscriptions = smallvec![];
subscriptions.push(cx.observe_new::<Self>(|this, _window, cx| {
this.get_settings_from_db(cx);
}));
Self {
settings,
subscriptions,
}
}
pub(crate) fn get_settings_from_db(&self, cx: &mut Context<Self>) {
let task: Task<Result<Settings, anyhow::Error>> = cx.background_spawn(async move {
let database = shared_state().client().database();
let filter = Filter::new()
.kind(Kind::ApplicationSpecificData)
.identifier(SETTINGS_D)
.limit(1);
if let Some(event) = database.query(filter).await?.first_owned() {
log::info!("Successfully loaded settings from database");
Ok(serde_json::from_str(&event.content)?)
} else {
Err(anyhow!("Not found"))
}
});
cx.spawn(async move |this, cx| {
if let Ok(settings) = task.await {
this.update(cx, |this, cx| {
this.settings = settings;
cx.notify();
})
.ok();
}
})
.detach();
}
pub(crate) fn set_settings(&self, cx: &mut Context<Self>) {
if let Ok(content) = serde_json::to_string(&self.settings) {
cx.background_spawn(async move {
let keys = Keys::generate();
let database = shared_state().client().database();
if let Ok(event) = EventBuilder::new(Kind::ApplicationSpecificData, content)
.tags(vec![Tag::identifier(SETTINGS_D)])
.sign(&keys)
.await
{
if let Err(e) = database.save_event(&event).await {
log::error!("Failed to save user settings: {e}");
} else {
log::info!("New settings have been saved successfully");
}
}
})
.detach();
}
}
}