Files
vega/src/components/search/SearchView.tsx

397 lines
16 KiB
TypeScript

import { useState, useRef, useEffect } from "react";
import { NDKEvent } from "@nostr-dev-kit/ndk";
import { searchNotes, searchUsers, getStoredRelayUrls, fetchFollowSuggestions, fetchProfile } from "../../lib/nostr";
import { getNip50Relays } from "../../lib/nostr/relayInfo";
import { useUserStore } from "../../stores/user";
import { useUIStore } from "../../stores/ui";
import { shortenPubkey } from "../../lib/utils";
import { NoteCard } from "../feed/NoteCard";
interface ParsedUser {
pubkey: string;
name: string;
displayName: string;
picture: string;
nip05: string;
about: string;
}
function parseUserEvent(event: NDKEvent): ParsedUser {
let meta: Record<string, string> = {};
try { meta = JSON.parse(event.content); } catch { /* ignore */ }
return {
pubkey: event.pubkey,
name: meta.name || "",
displayName: meta.display_name || meta.name || "",
picture: meta.picture || "",
nip05: meta.nip05 || "",
about: meta.about || "",
};
}
function UserRow({ user }: { user: ParsedUser }) {
const { loggedIn, pubkey: myPubkey, follows, follow, unfollow } = useUserStore();
const { openProfile: navToProfile } = useUIStore();
const isOwn = user.pubkey === myPubkey;
const isFollowing = follows.includes(user.pubkey);
const [pending, setPending] = useState(false);
const displayName = user.displayName || user.name || shortenPubkey(user.pubkey);
const handleFollowToggle = async () => {
setPending(true);
try {
if (isFollowing) await unfollow(user.pubkey);
else await follow(user.pubkey);
} finally {
setPending(false);
}
};
return (
<div className="flex items-center gap-3 px-4 py-2.5 border-b border-border hover:bg-bg-hover transition-colors">
<div className="shrink-0 cursor-pointer" onClick={() => navToProfile(user.pubkey)}>
{user.picture ? (
<img src={user.picture} alt="" className="w-9 h-9 rounded-sm object-cover bg-bg-raised"
onError={(e) => { (e.target as HTMLImageElement).style.display = "none"; }} />
) : (
<div className="w-9 h-9 rounded-sm bg-bg-raised border border-border flex items-center justify-center text-text-dim text-xs">
{displayName.charAt(0).toUpperCase()}
</div>
)}
</div>
<div className="min-w-0 flex-1 cursor-pointer" onClick={() => navToProfile(user.pubkey)}>
<div className="text-text text-[13px] font-medium truncate">{displayName}</div>
{user.nip05 && <div className="text-text-dim text-[10px] truncate">{user.nip05}</div>}
{user.about && <div className="text-text-dim text-[11px] truncate mt-0.5">{user.about}</div>}
</div>
{loggedIn && !isOwn && (
<button
onClick={handleFollowToggle}
disabled={pending}
className={`text-[11px] px-3 py-1 border transition-colors shrink-0 disabled:opacity-40 disabled:cursor-not-allowed ${
isFollowing
? "border-border text-text-muted hover:text-danger hover:border-danger/40"
: "border-accent/60 text-accent hover:bg-accent hover:text-white"
}`}
>
{pending ? "…" : isFollowing ? "unfollow" : "follow"}
</button>
)}
</div>
);
}
interface Suggestion {
pubkey: string;
mutualCount: number;
profile: ParsedUser | null;
}
function SuggestionFollowButton({ pubkey }: { pubkey: string }) {
const { loggedIn, follows, follow, unfollow } = useUserStore();
const isFollowing = follows.includes(pubkey);
const [pending, setPending] = useState(false);
if (!loggedIn) return null;
const handleClick = async () => {
setPending(true);
try {
if (isFollowing) await unfollow(pubkey);
else await follow(pubkey);
} finally {
setPending(false);
}
};
return (
<button
onClick={handleClick}
disabled={pending}
className={`text-[11px] px-3 py-1 border transition-colors shrink-0 disabled:opacity-40 disabled:cursor-not-allowed ${
isFollowing
? "border-border text-text-muted hover:text-danger hover:border-danger/40"
: "border-accent/60 text-accent hover:bg-accent hover:text-white"
}`}
>
{pending ? "..." : isFollowing ? "unfollow" : "follow"}
</button>
);
}
export function SearchView() {
const { pendingSearch } = useUIStore();
const [query, setQuery] = useState(pendingSearch ?? "");
const [noteResults, setNoteResults] = useState<NDKEvent[]>([]);
const [userResults, setUserResults] = useState<ParsedUser[]>([]);
const [loading, setLoading] = useState(false);
const [searched, setSearched] = useState(false);
const [activeTab, setActiveTab] = useState<"notes" | "people">("notes");
const [nip50Relays, setNip50Relays] = useState<string[] | null>(null); // null = not checked yet
const inputRef = useRef<HTMLInputElement>(null);
const [suggestions, setSuggestions] = useState<Suggestion[]>([]);
const [suggestionsLoading, setSuggestionsLoading] = useState(false);
const [suggestionsLoaded, setSuggestionsLoaded] = useState(false);
const isHashtag = query.trim().startsWith("#");
// Check relay NIP-50 support once on mount (background, non-blocking)
useEffect(() => {
const urls = getStoredRelayUrls();
getNip50Relays(urls).then(setNip50Relays);
}, []);
const { loggedIn, follows } = useUserStore();
// Load follow suggestions on mount (only for logged-in users with follows)
useEffect(() => {
if (!loggedIn || follows.length === 0 || suggestionsLoaded) return;
setSuggestionsLoading(true);
fetchFollowSuggestions(follows).then(async (results) => {
// Load profiles for top suggestions
const withProfiles: Suggestion[] = await Promise.all(
results.slice(0, 20).map(async (s) => {
try {
const p = await fetchProfile(s.pubkey);
return {
...s,
profile: p ? {
pubkey: s.pubkey,
name: (p as Record<string, string>).name || "",
displayName: (p as Record<string, string>).display_name || (p as Record<string, string>).name || "",
picture: (p as Record<string, string>).picture || "",
nip05: (p as Record<string, string>).nip05 || "",
about: (p as Record<string, string>).about || "",
} : null,
};
} catch {
return { ...s, profile: null };
}
})
);
setSuggestions(withProfiles.filter((s) => s.profile !== null));
setSuggestionsLoading(false);
setSuggestionsLoaded(true);
}).catch(() => setSuggestionsLoading(false));
}, [loggedIn, follows.length]);
// Run pending search from hashtag/mention click
useEffect(() => {
if (pendingSearch) {
useUIStore.setState({ pendingSearch: null });
handleSearch(pendingSearch);
}
}, []);
const handleSearch = async (overrideQuery?: string) => {
const q = (overrideQuery ?? query).trim();
if (!q) return;
if (overrideQuery) setQuery(overrideQuery);
setLoading(true);
setSearched(false);
try {
const isTag = q.startsWith("#");
const [notes, userEvents] = await Promise.all([
searchNotes(q),
isTag ? Promise.resolve([]) : searchUsers(q),
]);
setNoteResults(notes);
setUserResults(userEvents.map(parseUserEvent));
setActiveTab(notes.length > 0 ? "notes" : "people");
} finally {
setLoading(false);
setSearched(true);
}
};
const handleKeyDown = (e: React.KeyboardEvent) => {
if (e.key === "Enter") handleSearch();
};
// Switch query to hashtag format and re-run
const tryAsHashtag = () => {
const raw = query.trim().replace(/^#+/, "");
const hashQuery = `#${raw}`;
setQuery(hashQuery);
handleSearch(hashQuery);
};
const totalResults = noteResults.length + userResults.length;
const allRelays = getStoredRelayUrls();
const nip50Count = nip50Relays?.length ?? null;
const noNip50 = nip50Relays !== null && nip50Relays.length === 0;
return (
<div className="h-full flex flex-col">
{/* Search bar */}
<header className="border-b border-border px-4 py-2.5 shrink-0">
<div className="flex gap-2">
<input
ref={inputRef}
data-search-input
value={query}
onChange={(e) => setQuery(e.target.value)}
onKeyDown={handleKeyDown}
placeholder="search notes, #hashtags, or people…"
autoFocus
className="flex-1 bg-transparent text-text text-[13px] placeholder:text-text-dim focus:outline-none"
/>
<button
onClick={() => handleSearch()}
disabled={!query.trim() || loading}
className="text-[11px] px-3 py-1 border border-border text-text-muted hover:text-accent hover:border-accent/40 transition-colors disabled:opacity-30 disabled:cursor-not-allowed shrink-0"
>
{loading ? "…" : "search"}
</button>
</div>
</header>
{/* Tabs — shown once a search has been run (except for hashtag, which is notes-only) */}
{searched && !isHashtag && (
<div className="border-b border-border flex shrink-0">
{(["notes", "people"] as const).map((tab) => {
const count = tab === "notes" ? noteResults.length : userResults.length;
return (
<button
key={tab}
onClick={() => setActiveTab(tab)}
className={`px-4 py-2 text-[11px] border-b-2 transition-colors ${
activeTab === tab
? "border-accent text-accent"
: "border-transparent text-text-dim hover:text-text"
}`}
>
{tab} {count > 0 ? `(${count})` : ""}
</button>
);
})}
</div>
)}
{/* Results area */}
<div className="flex-1 overflow-y-auto">
{/* Idle / pre-search hint */}
{!searched && !loading && (
<div className="px-4 py-8 text-center space-y-2">
<p className="text-text-dim text-[12px]">
Use <span className="text-accent">#hashtag</span> to browse topics, or type a keyword for full-text search.
</p>
{nip50Relays !== null && (
<p className="text-text-dim text-[11px] opacity-70">
{nip50Count === 0
? "None of your relays support full-text search — #hashtag search always works."
: `${nip50Count} of ${allRelays.length} relay${allRelays.length !== 1 ? "s" : ""} support full-text search.`}
</p>
)}
</div>
)}
{/* Discover — follow suggestions */}
{!searched && !loading && loggedIn && (
<div className="border-t border-border">
<div className="px-4 py-2.5 border-b border-border">
<h3 className="text-text text-[12px] font-medium">Discover people</h3>
<p className="text-text-dim text-[10px] mt-0.5">Based on who your follows follow</p>
</div>
{suggestionsLoading && (
<div className="px-4 py-6 text-text-dim text-[11px] text-center">Finding suggestions...</div>
)}
{suggestions.map((s) => s.profile && (
<div key={s.pubkey} className="flex items-center gap-3 px-4 py-2.5 border-b border-border hover:bg-bg-hover transition-colors">
<div className="shrink-0 cursor-pointer" onClick={() => useUIStore.getState().openProfile(s.pubkey)}>
{s.profile.picture ? (
<img src={s.profile.picture} alt="" className="w-9 h-9 rounded-sm object-cover bg-bg-raised"
onError={(e) => { (e.target as HTMLImageElement).style.display = "none"; }} />
) : (
<div className="w-9 h-9 rounded-sm bg-bg-raised border border-border flex items-center justify-center text-text-dim text-xs">
{(s.profile.displayName || s.profile.name || "?").charAt(0).toUpperCase()}
</div>
)}
</div>
<div className="min-w-0 flex-1 cursor-pointer" onClick={() => useUIStore.getState().openProfile(s.pubkey)}>
<div className="text-text text-[13px] font-medium truncate">
{s.profile.displayName || s.profile.name || shortenPubkey(s.pubkey)}
</div>
<div className="text-text-dim text-[10px]">
{s.mutualCount} mutual follow{s.mutualCount !== 1 ? "s" : ""}
{s.profile.nip05 && <span className="ml-2">{s.profile.nip05}</span>}
</div>
{s.profile.about && (
<div className="text-text-dim text-[11px] truncate mt-0.5">{s.profile.about}</div>
)}
</div>
<SuggestionFollowButton pubkey={s.pubkey} />
</div>
))}
{suggestionsLoaded && suggestions.length === 0 && (
<div className="px-4 py-6 text-text-dim text-[11px] text-center">
Follow more people to see suggestions here.
</div>
)}
</div>
)}
{/* Zero results for full-text search */}
{searched && totalResults === 0 && !isHashtag && (
<div className="px-4 py-8 text-center space-y-3">
<p className="text-text-dim text-[12px]">
No results for <span className="text-text font-medium">{query}</span>.
</p>
{/* Relay NIP-50 status */}
{nip50Relays !== null && (
<p className="text-text-dim text-[11px]">
{noNip50
? "None of your relays support full-text search."
: `${nip50Count} of ${allRelays.length} relay${allRelays.length !== 1 ? "s" : ""} support full-text search.`}
</p>
)}
{/* Hashtag suggestion */}
{!query.startsWith("#") && (
<div>
<p className="text-text-dim text-[11px] mb-2">Try a hashtag search instead:</p>
<button
onClick={tryAsHashtag}
className="px-3 py-1.5 text-[12px] border border-accent/50 text-accent hover:bg-accent hover:text-white transition-colors"
>
Search #{query.replace(/^#+/, "")}
</button>
</div>
)}
</div>
)}
{/* Zero results for hashtag search */}
{searched && totalResults === 0 && isHashtag && (
<div className="px-4 py-8 text-center">
<p className="text-text-dim text-[12px]">No notes found for <span className="text-text">{query}</span>.</p>
<p className="text-text-dim text-[11px] mt-1 opacity-70">Try a different hashtag or check your relay connections.</p>
</div>
)}
{/* People tab — zero results hint */}
{searched && activeTab === "people" && userResults.length === 0 && totalResults > 0 && (
<div className="px-4 py-6 text-center">
<p className="text-text-dim text-[12px]">No people found for <span className="text-text">{query}</span>.</p>
{noNip50 && (
<p className="text-text-dim text-[11px] mt-1 opacity-70">People search requires NIP-50 relay support.</p>
)}
</div>
)}
{/* People results */}
{activeTab === "people" && userResults.map((user) => (
<UserRow key={user.pubkey} user={user} />
))}
{/* Notes results */}
{(activeTab === "notes" || isHashtag) && noteResults.map((event) => (
<NoteCard key={event.id} event={event} />
))}
</div>
</div>
);
}