community: the drawer asks a peer for its card and the server for interests, and discover gets the similar-users shelf

src/lib/community.svelte.js

@@ -52,6 +52,13 @@ export const community = $state({
     roomFavs: readJson(LS_FAVS, []),
     /** Which person the drawer shows, or null. */
     drawer: null,
+    /** username → native Soulseek card ({...UserInfoDto} | {error}) for
+     *  the session; fetched only when a profile is surfaced (the drawer). */
+    userInfo: {},
+    /** username → {likes, hates} | {error}, same lifetime. */
+    interests: {},
+    /** The server's similar-users answer, or null before it was asked. */
+    similar: null,
     /** key → true while an action runs (buttons disable on it). */
     busy: {},
     /** The last action's error, shown where it happened. */
@@ -299,3 +306,37 @@ export async function initCommunity() {
     await Promise.all([refreshFreenet(), loadContacts()]);
     await refreshPersona();
 }
+
+// ---- native Soulseek cards ---------------------------------------------------------
+/** Fetch a person's native card and interests once per session, both in
+ *  flight together; errors are kept per person so the drawer can say so. */
+export async function loadUserInfo(username) {
+    if (!username) return;
+    if (!community.userInfo[username]) {
+        community.userInfo[username] = { pending: true };
+        api.slskUserInfo(username)
+            .then((v) => (community.userInfo[username] = v))
+            .catch((e) => (community.userInfo[username] = { error: String(e) }));
+    }
+    if (!community.interests[username]) {
+        community.interests[username] = { pending: true };
+        api.slskUserInterests(username)
+            .then((v) => (community.interests[username] = v))
+            .catch((e) => (community.interests[username] = { error: String(e) }));
+    }
+}
+export async function loadSimilar(force = false) {
+    if (community.similar && !force) return;
+    community.busy.similar = true;
+    try {
+        community.similar = { users: await api.slskSimilarUsers() };
+    } catch (e) {
+        community.similar = { users: [], error: String(e) };
+    } finally {
+        delete community.busy.similar;
+    }
+}
+
+// Dev handle beside `__soulstream` (state.svelte.js): probes reach the store
+// through this, never through a bare import (which would be a second copy).
+if (import.meta.env.DEV) globalThis.__community = community;