feat: use negentropy (#182)

* feat: use negentropy

* chore: polish

apps/desktop2/src/app.tsx

@@ -12,21 +12,13 @@ import { routeTree } from "./router.gen"; // auto generated file
 import { CancelCircleIcon, CheckCircleIcon, InfoCircleIcon } from "@lume/icons";
 import { Ark } from "@lume/ark";
 
-const queryClient = new QueryClient({
+const ark = new Ark();
-  defaultOptions: {
+const queryClient = new QueryClient();
-    queries: {
-      gcTime: 1000 * 60 * 60 * 24, // 24 hours
-      staleTime: 1000 * 60 * 5, // 5 minutes
-    },
-  },
-});
 
 const persister = createSyncStoragePersister({
   storage: window.localStorage,
 });
 
-const ark = new Ark();
-
 // Set up a Router instance
 const router = createRouter({
   routeTree,

apps/desktop2/src/components/col.tsx

@@ -1,8 +1,6 @@
 import { useEffect, useRef, useState } from "react";
 import { LumeColumn } from "@lume/types";
 import { invoke } from "@tauri-apps/api/core";
-import { Spinner } from "@lume/ui";
-import { cn } from "@lume/utils";
 
 export function Col({
   column,
@@ -81,20 +79,5 @@ export function Col({
     };
   }, [webview]);
 
-  return (
+  return <div ref={container} className="h-full w-[440px] shrink-0 p-2" />;
-    <div ref={container} className="h-full w-[440px] shrink-0 p-2">
-      {column.label !== "open" ? (
-        <div
-          className={cn(
-            "w-full h-full flex items-center justify-center rounded-xl flex-col",
-            !webview ? "bg-black/5 dark:bg-white/5 backdrop-blur-lg" : "",
-          )}
-        >
-          <button type="button" className="size-5" disabled>
-            <Spinner className="size-5" />
-          </button>
-        </div>
-      ) : null}
-    </div>
-  );
 }

apps/desktop2/src/routes/__root.tsx

@@ -2,7 +2,13 @@ import { Outlet, createRootRouteWithContext } from "@tanstack/react-router";
 import { type Ark } from "@lume/ark";
 import { type QueryClient } from "@tanstack/react-query";
 import { type Platform } from "@tauri-apps/plugin-os";
-import type { Account, Interests, Metadata, Settings } from "@lume/types";
+import type {
+  Account,
+  Contact,
+  Interests,
+  Metadata,
+  Settings,
+} from "@lume/types";
 import { Spinner } from "@lume/ui";
 import { type Descendant } from "slate";
 
@@ -22,6 +28,7 @@ interface RouterContext {
   accounts?: Account[];
   initialValue?: EditorElement[];
   profile?: Metadata;
+  contacts?: Contact[];
 }
 
 export const Route = createRootRouteWithContext<RouterContext>()({

apps/desktop2/src/routes/editor/index.tsx

@@ -1,4 +1,4 @@
-import { ComposeFilledIcon, NsfwIcon, TrashIcon } from "@lume/icons";
+import { ComposeFilledIcon, TrashIcon } from "@lume/icons";
 import {
   Portal,
   cn,
@@ -33,7 +33,6 @@ import {
 import { Contact } from "@lume/types";
 import { Spinner, User } from "@lume/ui";
 import { nip19 } from "nostr-tools";
-import { queryOptions, useSuspenseQuery } from "@tanstack/react-query";
 import { invoke } from "@tauri-apps/api/core";
 import { NsfwToggle } from "./-components/nsfw";
 
@@ -42,14 +41,6 @@ type EditorSearch = {
   quote: boolean;
 };
 
-const contactQueryOptions = queryOptions({
-  queryKey: ["contacts"],
-  queryFn: () => invoke("get_contact_metadata"),
-  refetchOnMount: false,
-  refetchOnReconnect: false,
-  refetchOnWindowFocus: false,
-});
-
 export const Route = createFileRoute("/editor/")({
   validateSearch: (search: Record<string, string>): EditorSearch => {
     return {
@@ -58,7 +49,10 @@ export const Route = createFileRoute("/editor/")({
     };
   },
   beforeLoad: async ({ search }) => {
+    const contacts: Contact[] = await invoke("get_contact_metadata");
+
     return {
+      contacts,
       initialValue: search.quote
         ? [
             {
@@ -83,16 +77,14 @@ export const Route = createFileRoute("/editor/")({
           ],
     };
   },
-  loader: ({ context }) => {
-    context.queryClient.ensureQueryData(contactQueryOptions);
-  },
   component: Screen,
   pendingComponent: Pending,
 });
 
 function Screen() {
+  const ref = useRef<HTMLDivElement | null>();
   const { reply_to, quote } = Route.useSearch();
-  const { ark, initialValue } = Route.useRouteContext();
+  const { ark, initialValue, contacts } = Route.useRouteContext();
 
   const [t] = useTranslation();
   const [editorValue, setEditorValue] = useState(initialValue);
@@ -105,9 +97,6 @@ function Screen() {
     withMentions(withNostrEvent(withImages(withReact(createEditor())))),
   );
 
-  const ref = useRef<HTMLDivElement | null>();
-  const contacts = useSuspenseQuery(contactQueryOptions).data as Contact[];
-
   const filters = contacts
     ?.filter((c) =>
       c?.profile.name?.toLowerCase().startsWith(search.toLowerCase()),

apps/desktop2/src/routes/newsfeed.tsx

@@ -27,8 +27,14 @@ export const Route = createFileRoute("/newsfeed")({
 export function Screen() {
   const { label, name, account } = Route.useSearch();
   const { ark } = Route.useRouteContext();
-  const { data, isLoading, isFetchingNextPage, hasNextPage, fetchNextPage } =
+  const {
-    useInfiniteQuery({
+    data,
+    isLoading,
+    isFetching,
+    isFetchingNextPage,
+    hasNextPage,
+    fetchNextPage,
+  } = useInfiniteQuery({
     queryKey: [label, account],
     initialPageParam: 0,
     queryFn: async ({ pageParam }: { pageParam: number }) => {
@@ -40,7 +46,6 @@ export function Screen() {
       return lastEvent ? lastEvent.created_at - 1 : null;
     },
     select: (data) => data?.pages.flatMap((page) => page),
-      refetchOnWindowFocus: false,
   });
 
   const renderItem = (event: Event) => {
@@ -57,9 +62,18 @@ export function Screen() {
     <Column.Root>
       <Column.Header label={label} name={name} />
       <Column.Content>
-        {isLoading ? (
+        {isFetching && !isLoading && !isFetchingNextPage ? (
-          <div className="flex h-20 w-full flex-col items-center justify-center gap-1">
+          <div className="w-full h-16 flex items-center justify-center border-b border-neutral-100 dark:border-neutral-900">
+            <div className="flex items-center justify-center gap-2">
               <Spinner className="size-5" />
+              <span className="text-sm font-medium">Fetching new notes...</span>
+            </div>
+          </div>
+        ) : null}
+        {isLoading ? (
+          <div className="flex h-16 w-full items-center justify-center gap-2">
+            <Spinner className="size-5" />
+            <span className="text-sm font-medium">Loading...</span>
           </div>
         ) : !data.length ? (
           <Empty />

packages/ark/src/ark.ts

@@ -122,15 +122,15 @@ export class Ark {
 		}
 	}
 
-	public async get_events_from(id: string, limit: number, asOf?: number) {
+	public async get_events_from(pubkey: string, limit: number, asOf?: number) {
 		try {
 			let until: string = undefined;
 			if (asOf && asOf > 0) until = asOf.toString();
 
 			const nostrEvents: Event[] = await invoke("get_events_from", {
-				id,
+				public_key: pubkey,
 				limit,
-				until,
+				as_of: until,
 			});
 
 			return nostrEvents.sort((a, b) => b.created_at - a.created_at);

packages/ui/src/column/content.tsx

@@ -11,7 +11,7 @@ export function ColumnContent({
   return (
     <div
       className={cn(
-        "flex-1 overflow-y-auto overflow-x-hidden scrollbar-none",
+        "relative flex-1 overflow-y-auto overflow-x-hidden scrollbar-none",
         className,
       )}
     >

src-tauri/src/main.rs

@@ -54,6 +54,10 @@ fn main() {
 
         // Add some bootstrap relays
         // #TODO: Pull bootstrap relays from user's settings
+        client
+          .add_relay("wss://relay.damus.io")
+          .await
+          .expect("Cannot connect to relay.damus.io, please try again later.");
         client
           .add_relay("wss://relayable.org")
           .await

src-tauri/src/nostr/event.rs

@@ -40,34 +40,33 @@ pub async fn get_event(id: &str, state: State<'_, Nostr>) -> Result<String, Stri
 
 #[tauri::command]
 pub async fn get_events_from(
-  id: &str,
+  public_key: &str,
   limit: usize,
-  until: Option<&str>,
+  as_of: Option<&str>,
   state: State<'_, Nostr>,
 ) -> Result<Vec<Event>, String> {
   let client = &state.client;
-  let f_until = match until {
+
+  if let Ok(author) = PublicKey::from_str(public_key) {
+    let until = match as_of {
       Some(until) => Timestamp::from_str(until).unwrap(),
       None => Timestamp::now(),
     };
-
-  if let Ok(author) = PublicKey::from_str(id) {
     let filter = Filter::new()
       .kinds(vec![Kind::TextNote, Kind::Repost])
       .authors(vec![author])
       .limit(limit)
-      .until(f_until);
+      .until(until);
+    let _ = client
+      .reconcile(filter.clone(), NegentropyOptions::default())
+      .await;
 
-    if let Ok(events) = client
+    match client.database().query(vec![filter], Order::Asc).await {
-      .get_events_of(vec![filter], Some(Duration::from_secs(10)))
+      Ok(events) => Ok(events),
-      .await
+      Err(err) => Err(err.to_string()),
-    {
-      Ok(events)
-    } else {
-      Err("Get text event failed".into())
     }
   } else {
-    Err("Parse author failed".into())
+    Err("Public Key is not valid, please check again.".into())
   }
 }
 
@@ -92,14 +91,12 @@ pub async fn get_events(
         .limit(limit)
         .until(as_of);
 
-      if let Ok(events) = client
+      match client
         .get_events_of(vec![filter], Some(Duration::from_secs(15)))
         .await
       {
-        println!("total global events: {}", events.len());
+        Ok(events) => Ok(events),
-        Ok(events)
+        Err(err) => Err(err.to_string()),
-      } else {
-        Err("Get events failed".into())
       }
     }
     false => {
@@ -132,15 +129,13 @@ pub async fn get_events(
               .limit(limit)
               .authors(val)
               .until(as_of);
+            let _ = client
+              .reconcile(filter.clone(), NegentropyOptions::default())
+              .await;
 
-            if let Ok(events) = client
+            match client.database().query(vec![filter], Order::Asc).await {
-              .get_events_of(vec![filter], Some(Duration::from_secs(15)))
+              Ok(events) => Ok(events),
-              .await
+              Err(err) => Err(err.to_string()),
-            {
-              println!("total local events: {}", events.len());
-              Ok(events)
-            } else {
-              Err("Get events failed".into())
             }
           }
         }
@@ -167,31 +162,36 @@ pub async fn get_events_from_interests(
     .limit(limit)
     .until(as_of)
     .hashtags(hashtags);
+  let _ = client
+    .reconcile(filter.clone(), NegentropyOptions::default())
+    .await;
 
-  if let Ok(events) = client
+  match client.database().query(vec![filter], Order::Asc).await {
-    .get_events_of(vec![filter], Some(Duration::from_secs(15)))
+    Ok(events) => Ok(events),
-    .await
+    Err(err) => Err(err.to_string()),
-  {
-    println!("total events: {}", events.len());
-    Ok(events)
-  } else {
-    Err("Get text event failed".into())
   }
 }
 
 #[tauri::command]
-pub async fn get_event_thread(id: &str, state: State<'_, Nostr>) -> Result<Vec<Event>, ()> {
+pub async fn get_event_thread(id: &str, state: State<'_, Nostr>) -> Result<Vec<Event>, String> {
   let client = &state.client;
-  let event_id = EventId::from_hex(id).unwrap();
-  let filter = Filter::new().kinds(vec![Kind::TextNote]).event(event_id);
 
-  if let Ok(events) = client
+  match EventId::from_hex(id) {
+    Ok(event_id) => {
+      let filter = Filter::new().kinds(vec![Kind::TextNote]).event(event_id);
+      let _ = client
+        .reconcile(filter.clone(), NegentropyOptions::default())
+        .await;
+
+      match client
         .get_events_of(vec![filter], Some(Duration::from_secs(10)))
         .await
       {
-    Ok(events)
+        Ok(events) => Ok(events),
-  } else {
+        Err(err) => Err(err.to_string()),
-    Err(())
+      }
+    }
+    Err(_) => Err("Event ID is not valid".into()),
   }
 }
 

src-tauri/src/nostr/keys.rs

@@ -152,7 +152,8 @@ pub async fn load_selected_account(npub: &str, state: State<'_, Nostr>) -> Resul
   let client = &state.client;
   let keyring = Entry::new("Lume Secret Storage", npub).unwrap();
 
-  if let Ok(password) = keyring.get_password() {
+  match keyring.get_password() {
+    Ok(password) => {
       if password.starts_with("bunker://") {
         let app_keys = Keys::generate();
         let bunker_uri = NostrConnectURI::parse(password).unwrap();
@@ -162,8 +163,6 @@ pub async fn load_selected_account(npub: &str, state: State<'_, Nostr>) -> Resul
 
         // Update signer
         client.set_signer(Some(signer.into())).await;
-      // Done
-      Ok(true)
       } else {
         let secret_key = SecretKey::from_bech32(password).expect("Get secret key failed");
         let keys = Keys::new(secret_key);
@@ -171,11 +170,11 @@ pub async fn load_selected_account(npub: &str, state: State<'_, Nostr>) -> Resul
 
         // Update signer
         client.set_signer(Some(signer)).await;
-      // Done
+      }
+
       Ok(true)
     }
-  } else {
+    Err(err) => Err(err.to_string()),
-    Err("nsec not found".into())
   }
 }