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https://github.com/luminous-devs/lume.git
synced 2024-09-21 04:26:39 +00:00
feat: Add get user following function (#202)
* feat: Add get user following function * refactor: Refactor get_following function to use state and string public key * feat: Update get_following function to use timeout duration * feat: Fix connect_remote_account function to return remote_npub without conversion * feat: Refactor get_following function to handle public key parsing errors * Refactor get_followers function to handle public key parsing errors and use timeout duration
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@ -239,7 +239,7 @@ pub async fn connect_remote_account(uri: &str, state: State<'_, Nostr>) -> Resul
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// Update signer
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let _ = client.set_signer(Some(signer.into())).await;
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Ok(remote_npub.into())
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Ok(remote_npub)
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}
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Err(err) => Err(err.to_string()),
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}
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@ -465,3 +465,67 @@ pub async fn zap_event(
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Err("Parse public key failed".into())
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}
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}
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#[tauri::command]
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#[specta::specta]
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pub async fn get_following(
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state: State<'_, Nostr>,
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public_key: &str,
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timeout: Option<u64>,
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) -> Result<Vec<String>, String> {
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let client = &state.client;
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let public_key = match PublicKey::from_str(public_key) {
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Ok(val) => val,
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Err(err) => return Err(err.to_string()),
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};
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let duration = timeout.map(Duration::from_secs);
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let filter = Filter::new().kind(Kind::ContactList).author(public_key);
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let events = match client.get_events_of(vec![filter], duration).await {
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Ok(events) => events,
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Err(err) => return Err(err.to_string()),
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};
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let mut ret: Vec<String> = vec![];
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if let Some(latest_event) = events.iter().max_by_key(|event| event.created_at()) {
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ret.extend(latest_event.tags().iter().filter_map(|tag| {
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if let Some(TagStandard::PublicKey {
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uppercase: false, ..
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}) = <nostr_sdk::Tag as Clone>::clone(tag).to_standardized()
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{
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tag.content().map(String::from)
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} else {
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None
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}
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}));
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}
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Ok(ret)
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}
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#[tauri::command]
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#[specta::specta]
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pub async fn get_followers(
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state: State<'_, Nostr>,
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public_key: &str,
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timeout: Option<u64>,
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) -> Result<Vec<String>, String> {
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let client = &state.client;
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let public_key = match PublicKey::from_str(public_key) {
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Ok(val) => val,
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Err(err) => return Err(err.to_string()),
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};
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let duration = timeout.map(Duration::from_secs);
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let filter = Filter::new().kind(Kind::ContactList).custom_tag(
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SingleLetterTag::lowercase(Alphabet::P),
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vec![public_key.to_hex()],
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);
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let events = match client.get_events_of(vec![filter], duration).await {
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Ok(events) => events,
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Err(err) => return Err(err.to_string()),
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};
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let ret: Vec<String> = events
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.into_iter()
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.map(|event| event.author().to_hex())
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.collect();
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Ok(ret)
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//todo: get more than 500 events
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}
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