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use nostr sdk gossip

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This commit is contained in:
Ren Amamiya
2026-03-07 16:01:41 +07:00
parent fe4eb7df74
commit 34a32a1bd8
9 changed files with 135 additions and 431 deletions
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74
crates/device/src/lib.rs
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@@ -3,22 +3,22 @@ use std::collections::{HashMap, HashSet};
use std::rc::Rc;
use std::time::Duration;
use anyhow::{anyhow, Context as AnyhowContext, Error};
use anyhow::{Context as AnyhowContext, Error, anyhow};
use gpui::{
div, App, AppContext, Context, Entity, Global, IntoElement, ParentElement, SharedString,
Styled, Subscription, Task, Window,
App, AppContext, Context, Entity, Global, IntoElement, ParentElement, SharedString, Styled,
Subscription, Task, Window, div,
};
use nostr_sdk::prelude::*;
use person::PersonRegistry;
use smallvec::{smallvec, SmallVec};
use smallvec::{SmallVec, smallvec};
use state::{
app_name, Announcement, DeviceState, NostrRegistry, RelayState, DEVICE_GIFTWRAP, TIMEOUT,
Announcement, DEVICE_GIFTWRAP, DeviceState, NostrRegistry, RelayState, TIMEOUT, app_name,
};
use theme::ActiveTheme;
use ui::avatar::Avatar;
use ui::button::{Button, ButtonVariants};
use ui::notification::Notification;
use ui::{h_flex, v_flex, Disableable, IconName, Sizable, WindowExtension};
use ui::{Disableable, IconName, Sizable, WindowExtension, h_flex, v_flex};
const IDENTIFIER: &str = "coop:device";
const MSG: &str = "You've requested an encryption key from another device. \
@@ -248,25 +248,16 @@ impl DeviceRegistry {
// Reset state before fetching announcement
self.reset(cx);
// Get user's write relays
let write_relays = nostr.read(cx).write_relays(&public_key, cx);
let task: Task<Result<Event, Error>> = cx.background_spawn(async move {
let urls = write_relays.await;
// Construct the filter for the device announcement event
let filter = Filter::new()
.kind(Kind::Custom(10044))
.author(public_key)
.limit(1);
// Construct target for subscription
let target: HashMap<&RelayUrl, Filter> =
urls.iter().map(|relay| (relay, filter.clone())).collect();
// Stream events from user's write relays
let mut stream = client
.stream_events(target)
.stream_events(filter)
.timeout(Duration::from_secs(TIMEOUT))
.await?;
@@ -307,22 +298,12 @@ impl DeviceRegistry {
pub fn create_encryption(&self, cx: &App) -> Task<Result<Keys, Error>> {
let nostr = NostrRegistry::global(cx);
let client = nostr.read(cx).client();
let signer = nostr.read(cx).signer();
let Some(public_key) = signer.public_key() else {
return Task::ready(Err(anyhow!("User not found")));
};
// Get user's write relays
let write_relays = nostr.read(cx).write_relays(&public_key, cx);
let keys = Keys::generate();
let secret = keys.secret_key().to_secret_hex();
let n = keys.public_key();
cx.background_spawn(async move {
let urls = write_relays.await;
// Construct an announcement event
let event = client
.sign_event_builder(EventBuilder::new(Kind::Custom(10044), "").tags(vec![
@@ -332,7 +313,7 @@ impl DeviceRegistry {
.await?;
// Publish announcement
client.send_event(&event).to(urls).await?;
client.send_event(&event).to_nip65().await?;
// Save device keys to the database
set_keys(&client, &secret).await?;
@@ -409,23 +390,15 @@ impl DeviceRegistry {
return;
};
let write_relays = nostr.read(cx).write_relays(&public_key, cx);
let task: Task<Result<(), Error>> = cx.background_spawn(async move {
let urls = write_relays.await;
// Construct a filter for device key requests
let filter = Filter::new()
.kind(Kind::Custom(4454))
.author(public_key)
.since(Timestamp::now());
// Construct target for subscription
let target: HashMap<&RelayUrl, Filter> =
urls.iter().map(|relay| (relay, filter.clone())).collect();
// Subscribe to the device key requests on user's write relays
client.subscribe(target).await?;
client.subscribe(filter).await?;
Ok(())
});
@@ -443,23 +416,15 @@ impl DeviceRegistry {
return;
};
let write_relays = nostr.read(cx).write_relays(&public_key, cx);
self.tasks.push(cx.background_spawn(async move {
let urls = write_relays.await;
// Construct a filter for device key requests
let filter = Filter::new()
.kind(Kind::Custom(4455))
.author(public_key)
.since(Timestamp::now());
// Construct target for subscription
let target: HashMap<&RelayUrl, Filter> =
urls.iter().map(|relay| (relay, filter.clone())).collect();
// Subscribe to the device key requests on user's write relays
client.subscribe(target).await?;
client.subscribe(filter).await?;
Ok(())
}));
@@ -471,12 +436,6 @@ impl DeviceRegistry {
let client = nostr.read(cx).client();
let signer = nostr.read(cx).signer();
let Some(public_key) = signer.public_key() else {
return;
};
let write_relays = nostr.read(cx).write_relays(&public_key, cx);
let app_keys = nostr.read(cx).app_keys.clone();
let app_pubkey = app_keys.public_key();
@@ -507,8 +466,6 @@ impl DeviceRegistry {
Ok(Some(keys))
}
None => {
let urls = write_relays.await;
// Construct an event for device key request
let event = client
.sign_event_builder(EventBuilder::new(Kind::Custom(4454), "").tags(vec![
@@ -518,7 +475,7 @@ impl DeviceRegistry {
.await?;
// Send the event to write relays
client.send_event(&event).to(urls).await?;
client.send_event(&event).to_nip65().await?;
Ok(None)
}
@@ -586,18 +543,11 @@ impl DeviceRegistry {
let client = nostr.read(cx).client();
let signer = nostr.read(cx).signer();
let Some(public_key) = signer.public_key() else {
return;
};
// Get user's write relays
let write_relays = nostr.read(cx).write_relays(&public_key, cx);
let event = event.clone();
let id: SharedString = event.id.to_hex().into();
let task: Task<Result<(), Error>> = cx.background_spawn(async move {
let urls = write_relays.await;
// Get device keys
let keys = get_keys(&client).await?;
let secret = keys.secret_key().to_secret_hex();
@@ -626,7 +576,7 @@ impl DeviceRegistry {
let event = client.sign_event_builder(builder).await?;
// Send the response event to the user's relay list
client.send_event(&event).to(urls).await?;
client.send_event(&event).to_nip65().await?;
Ok(())
});