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1import { BellOff, Bot, ChevronDown, Compass, Hash, Lock, Pin, PinOff, Plus, Search } from "lucide-react";
2import { ContextMenu } from "radix-ui";
3import { type ReactNode, useEffect, useState } from "react";
4import { Link, NavLink, useFetcher, useLocation, useNavigate } from "react-router";
5
6import type { ChatSidebarEntry, WorkspaceAgent } from "@g1t/contracts";
7
8import { conversationCache } from "./conversation-cache";
9import { CreateChannelButton, NewMessageButton, useChatData, useChatSend, useChatSidebar } from "./actions";
10import { MemberAvatar, StatusDot, statusLabel } from "./marks";
11import { AgentAvatar } from "../agent-avatar";
12import { PersonStatusEmoji } from "../presence";
13import { isOrchestrator } from "../orchestrator";
14import { Button } from "../ui/button";
15import { Hint } from "../ui/hint";
16import { Skeleton } from "../ui/skeleton";
17import { type ChatFilter, agentDmOf, channelPath, filterEntries, sections } from "../../lib/chat";
18import { feedConnected } from "../../lib/notify-client";
19import { FALLBACK_REFRESH_MS } from "../../lib/notify-store";
20
21/** How often the sidebar asks again while the tab is shown and the feed socket is down. */
22const REFRESH_MS = FALLBACK_REFRESH_MS;
23
24const ROW =
25 "group/row flex h-8 items-center gap-2 rounded-md pr-1.5 pl-2 text-[0.8125rem] transition-colors max-md:h-11 max-md:text-[0.9375rem] max-md:active:bg-raised";
26
27/** Unread on a row: lavender for a mention, quiet for the rest. */
28function Count({ entry }: { entry: ChatSidebarEntry | undefined }) {
29 if (!entry || entry.muted) return null;
30 const count = entry.mentions > 0 ? entry.mentions : entry.unread;
31 if (count <= 0) return null;
32 return (
33 <span
34 className={`min-w-5 shrink-0 rounded-full group-hover/row:invisible px-1.5 text-center text-[0.6875rem] leading-[1.125rem] font-semibold tabular-nums ${
35 entry.mentions > 0 ? "bg-accent text-bg" : "bg-line-strong text-fg"
36 }`}
37 >
38 {count}
39 </span>
40 );
41}
42
43/**
44 * Chat mode's sidebar: what you pinned, the channels (and a way to browse
45 * the rest), then direct messages, the latest first, with people and
46 * agents alike. Last, the agents you have not talked to yet, g1t first:
47 * one click opens a conversation with any of them. Sections fold, and
48 * stay folded on this device. All, Unread and Mentions filter every
49 * section. It refreshes itself while the tab is shown, so unread counts
50 * move without a reload.
51 */
52export function ChatSidebar({ slug, heading = true }: { slug: string; heading?: boolean }) {
53 const data = useChatData();
54 const { sidebar, refresh } = useChatSidebar();
55 const send = useChatSend(slug);
56 const [filter, setFilter] = useState<ChatFilter>("all");
57 const [query, setQuery] = useState("");
58 const [opening, setOpening] = useState<string | null>(null);
59 const navigate = useNavigate();
60 const { pathname } = useLocation();
61
62 useEffect(() => {
63 if (!data) return;
64 // Notify: counts arrive live over the feed socket; this asks again only while it is down.
65 const tick = () => {
66 if (document.visibilityState === "visible" && !feedConnected()) refresh();
67 };
68 const timer = setInterval(tick, REFRESH_MS);
69 document.addEventListener("visibilitychange", tick);
70 return () => {
71 clearInterval(timer);
72 document.removeEventListener("visibilitychange", tick);
73 };
74 }, [data, refresh]);
75
76 // Pins show at once and go back if the service refuses.
77 const [pins, setPins] = useState<Map<string, boolean>>(new Map());
78 useEffect(() => setPins(new Map()), [sidebar]);
79 const entries = (sidebar?.entries ?? []).map((e) => (pins.has(e.channel.id) ? { ...e, starred: pins.get(e.channel.id)! } : e));
80 const shown = filterEntries(entries, filter, query);
81 const { pinned, channels, dms } = sections(shown);
82 const { agentDms } = sections(entries);
83 const loading = !data;
84 const owner = data?.role === "owner";
85
86 // The agents you have not talked to yet, g1t first: one click opens a
87 // conversation, which then lists under Direct messages like anyone's.
88 // Nothing of theirs is unread, so Unread and Mentions leave them out.
89 const q = query.trim().toLowerCase().replace(/^@/, "");
90 const agents =
91 filter !== "all"
92 ? []
93 : [...(data?.agents ?? [])]
94 .filter((agent) => !agentDms.has(agent.id))
95 .sort((a, b) => Number(isOrchestrator(b)) - Number(isOrchestrator(a)) || a.display_name.localeCompare(b.display_name))
96 .filter((agent) => !q || agent.handle.includes(q) || agent.display_name.toLowerCase().includes(q) || agent.role.toLowerCase().includes(q));
97
98 // Folded sections, remembered per workspace on this device. A folded
99 // section still shows what is unread and the conversation open now.
100 const [folded, setFolded] = useState<ReadonlySet<string>>(new Set());
101 useEffect(() => setFolded(readFolded(slug)), [slug]);
102 const fold = (id: string) =>
103 setFolded((now) => {
104 const next = new Set(now);
105 if (!next.delete(id)) next.add(id);
106 writeFolded(slug, next);
107 return next;
108 });
109 const keepShown = (entry: ChatSidebarEntry) => {
110 const to = channelPath(slug, entry.channel);
111 return pathname === to || pathname.startsWith(`${to}/`) || (!entry.muted && (entry.unread > 0 || entry.mentions > 0));
112 };
113
114 /** The direct message with an agent: opened, or made on first use. */
115 const openAgent = async (agent: WorkspaceAgent, pin = false) => {
116 const had = agentDms.get(agent.id);
117 if (had && !pin) return navigate(channelPath(slug, had.channel));
118 setOpening(agent.id);
119 const opened = had ? { ok: true as const, value: { channel: had.channel, to: channelPath(slug, had.channel) } } : await send<{ channel: ChatSidebarEntry["channel"]; to: string }>({ intent: "dm", members: [`agent:${agent.id}`] });
120 if (opened.ok && pin) await send({ intent: "preferences", channel_id: opened.value.channel.id, starred: !had?.starred });
121 setOpening(null);
122 if (opened.ok && !pin) navigate(opened.value.to);
123 if (pin) refresh();
124 };
125 const togglePin = async (entry: ChatSidebarEntry) => {
126 const next = !entry.starred;
127 setPins((now) => new Map(now).set(entry.channel.id, next));
128 const done = await send({ intent: "preferences", channel_id: entry.channel.id, starred: next });
129 if (!done.ok)
130 setPins((now) => {
131 const back = new Map(now);
132 back.delete(entry.channel.id);
133 return back;
134 });
135 };
136
137 const conversation = (entry: ChatSidebarEntry) => (
138 <ConversationRow key={entry.channel.id} entry={entry} slug={slug} pathname={pathname} agents={data?.agents ?? []} onPin={() => void togglePin(entry)} />
139 );
140
141 return (
142 // The colour behind it, for the dots cut out of people's avatars.
143 <div className="flex h-full flex-col [--chat-sidebar-bg:var(--color-shell)]">
144 {heading && (
145 <div className="flex h-9 shrink-0 items-center justify-between pr-1 pl-3">
146 <h2 className="text-xs font-medium text-faint">Chat</h2>
147 <NewMessageButton slug={slug} />
148 </div>
149 )}
150 <div className="space-y-2.5 px-2.5 pt-3">
151 <label className="flex h-8 items-center gap-2 rounded-md bg-surface px-2.5 text-[0.8125rem] ring-1 ring-line transition-shadow focus-within:ring-accent-dim/70">
152 <Search size={14} className="shrink-0 text-faint" />
153 <input
154 value={query}
155 onChange={(event) => setQuery(event.target.value)}
156 onKeyDown={(event) => {
157 if (event.key === "Enter") {
158 const first = [...pinned, ...channels, ...dms][0];
159 if (first) {
160 navigate(channelPath(slug, first.channel));
161 setQuery("");
162 } else if (agents[0]) void openAgent(agents[0]);
163 } else if (event.key === "Escape") setQuery("");
164 }}
165 placeholder="Jump to channel or person"
166 aria-label="Jump to channel or person"
167 autoComplete="off"
168 data-1p-ignore
169 className="min-w-0 grow bg-transparent text-fg outline-none placeholder:text-faint"
170 />
171 </label>
172 <div role="radiogroup" aria-label="Show" className="grid grid-cols-3 rounded-md bg-surface p-0.5 ring-1 ring-line">
173 {(["all", "unread", "mentions"] as const).map((key) => (
174 <button
175 key={key}
176 type="button"
177 role="radio"
178 aria-checked={filter === key}
179 onClick={() => setFilter(key)}
180 className={`h-6 rounded-[5px] text-xs font-medium capitalize transition-colors ${
181 filter === key ? "bg-raised text-fg shadow-sm ring-1 ring-line-strong" : "text-muted hover:text-fg"
182 }`}
183 >
184 {key}
185 </button>
186 ))}
187 </div>
188 </div>
189 {/* A phone's list (no heading): room at the end so the compose button never covers the last row. */}
190 <nav
191 aria-label="Conversations"
192 className={`min-h-0 grow overflow-y-auto px-2.5 pt-3 [scrollbar-width:thin] ${heading ? "pb-4" : "pb-[calc(5.5rem+env(safe-area-inset-bottom))]"}`}
193 >
194 {loading ? (
195 <SidebarSkeleton />
196 ) : !sidebar ? (
197 <p className="px-2 py-3 text-xs leading-relaxed text-faint">Chat didn&apos;t answer. Your conversations will show here once it does.</p>
198 ) : (
199 <>
200 {pinned.length > 0 && (
201 <Section id="pinned" title="Pinned" folded={folded} onFold={fold} keep={pinned.filter(keepShown).map(conversation)}>
202 {pinned.map(conversation)}
203 </Section>
204 )}
205 <Section
206 id="channels"
207 title="Channels"
208 folded={folded}
209 onFold={fold}
210 action={<CreateChannelButton slug={slug} />}
211 keep={channels.filter(keepShown).map(conversation)}
212 >
213 {channels.map(conversation)}
214 {channels.length === 0 && filter === "all" && !query && <Empty>No channels yet.</Empty>}
215 {filter === "all" && !query && (
216 <ExtraRow to={`/${slug}/-/chat/browse`} icon={<Compass size={15} />} count={sidebar.browsable > 0 ? sidebar.browsable : undefined} countLabel="to join">
217 Browse channels
218 </ExtraRow>
219 )}
220 </Section>
221 <Section
222 id="dms"
223 title="Direct messages"
224 folded={folded}
225 onFold={fold}
226 action={<NewMessageButton slug={slug} />}
227 keep={dms.filter(keepShown).map(conversation)}
228 >
229 {dms.map(conversation)}
230 {dms.length === 0 && filter === "all" && !query && <Empty>Message a teammate or an agent.</Empty>}
231 </Section>
232 {(agents.length > 0 || (filter === "all" && !query)) && (
233 <Section
234 id="agents"
235 title="Agents"
236 folded={folded}
237 onFold={fold}
238 action={
239 owner ? (
240 <Hint label="New agent">
241 <Link
242 to={`/${slug}/-/agents/new`}
243 aria-label="New agent"
244 className="flex size-7 items-center justify-center rounded-md text-faint transition-colors hover:bg-raised hover:text-fg"
245 >
246 <Plus size={14} />
247 </Link>
248 </Hint>
249 ) : null
250 }
251 >
252 {agents.map((agent) => (
253 <AgentRow
254 key={agent.id}
255 agent={agent}
256 busy={opening === agent.id}
257 onOpen={() => void openAgent(agent)}
258 onPin={() => void openAgent(agent, true)}
259 />
260 ))}
261 {filter === "all" && !query && (
262 <ExtraRow to={`/${slug}/-/agents`} icon={<Bot size={15} />}>
263 {(data?.agents ?? []).length === 0 ? (owner ? "Hire an agent" : "No agents yet") : "All agents"}
264 </ExtraRow>
265 )}
266 </Section>
267 )}
268 {shown.length === 0 && agents.length === 0 && (filter !== "all" || query) && (
269 <p className="px-2 py-2 text-xs text-faint">{query ? "Nothing matches." : filter === "unread" ? "You're all caught up." : "No mentions."}</p>
270 )}
271 </>
272 )}
273 </nav>
274 </div>
275 );
276}
277
278const FOLDED_KEY = (slug: string) => `g1t:chat-folded:${slug}`;
279
280/** The sections folded in this workspace, as last left; none if storage is not there. */
281function readFolded(slug: string): ReadonlySet<string> {
282 try {
283 const saved = JSON.parse(localStorage.getItem(FOLDED_KEY(slug)) ?? "[]");
284 return new Set(Array.isArray(saved) ? saved.filter((id): id is string => typeof id === "string") : []);
285 } catch {
286 return new Set();
287 }
288}
289
290function writeFolded(slug: string, folded: ReadonlySet<string>) {
291 try {
292 if (folded.size === 0) localStorage.removeItem(FOLDED_KEY(slug));
293 else localStorage.setItem(FOLDED_KEY(slug), JSON.stringify([...folded]));
294 } catch {
295 // Private windows and blocked storage: folding still works until a reload.
296 }
297}
298
299/**
300 * A titled part of the sidebar that folds away. Folded, it keeps `keep`
301 * showing: the unread conversations and the open one.
302 */
303function Section({
304 id,
305 title,
306 folded,
307 onFold,
308 action,
309 keep,
310 children,
311}: {
312 id: string;
313 title: string;
314 folded: ReadonlySet<string>;
315 onFold: (id: string) => void;
316 action?: ReactNode;
317 keep?: ReactNode[];
318 children: ReactNode;
319}) {
320 const open = !folded.has(id);
321 const list = `chat-section-${id}`;
322 return (
323 <section className="mb-3">
324 <div className="group/head flex h-7 items-center justify-between pr-0.5 pl-1">
325 <button
326 type="button"
327 onClick={() => onFold(id)}
328 aria-expanded={open}
329 aria-controls={list}
330 className="flex min-w-0 grow items-center gap-1 rounded px-1 py-1 text-left text-xs font-medium text-faint transition-colors hover:text-muted focus-visible:ring-2 focus-visible:ring-accent focus-visible:outline-none max-md:text-[0.8125rem]"
331 >
332 <ChevronDown size={12} className={`shrink-0 transition-transform ${open ? "" : "-rotate-90"}`} />
333 {title}
334 </button>
335 <span className="opacity-70 transition-opacity group-hover/head:opacity-100 focus-within:opacity-100 [@media(hover:none)]:opacity-100">{action}</span>
336 </div>
337 {(open || (keep && keep.length > 0)) && (
338 <ul id={list} className="space-y-px">
339 {open ? children : keep}
340 </ul>
341 )}
342 </section>
343 );
344}
345
346/** A quieter row at the end of a section: somewhere to go rather than a conversation. */
347function ExtraRow({ to, icon, count, countLabel, children }: { to: string; icon: ReactNode; count?: number; countLabel?: string; children: ReactNode }) {
348 return (
349 <li>
350 <NavLink
351 to={to}
352 end
353 className={({ isActive }) => `${ROW} ${isActive ? "bg-raised text-fg" : "text-faint hover:bg-raised/60 hover:text-muted"}`}
354 >
355 <span className="flex w-4.5 shrink-0 justify-center">{icon}</span>
356 <span className="min-w-0 grow truncate">{children}</span>
357 {count != null && (
358 <span className="shrink-0 text-xs tabular-nums">
359 {count}
360 {countLabel && <span className="sr-only"> {countLabel}</span>}
361 </span>
362 )}
363 </NavLink>
364 </li>
365 );
366}
367
368function Empty({ children }: { children: ReactNode }) {
369 return <li className="px-2 py-1 text-xs text-faint">{children}</li>;
370}
371
372/** Pin or unpin, on hover or focus; the same as the context menu's first item. */
373function PinButton({ pinned, onPin, label }: { pinned: boolean; onPin: () => void; label: string }) {
374 return (
375 <Hint label={pinned ? "Unpin" : "Pin to the top"}>
376 <Button
377 type="button"
378 aria-label={`${pinned ? "Unpin" : "Pin"} ${label}`}
379 onClick={(event) => {
380 event.preventDefault();
381 event.stopPropagation();
382 onPin();
383 }}
384 variant="secondary" size="icon"
385 className="absolute top-1/2 right-1 hidden size-6 -translate-y-1/2 rounded text-faint group-hover/row:flex group-focus-within/row:flex hover:text-fg [@media(hover:none)]:hidden"
386 >
387 {pinned ? <PinOff size={13} /> : <Pin size={13} />}
388 </Button>
389 </Hint>
390 );
391}
392
393/** Right-click on a row: pin it, or open it. */
394function RowMenu({ pinned, onPin, to, children }: { pinned: boolean; onPin: () => void; to?: string; children: ReactNode }) {
395 const navigate = useNavigate();
396 const item =
397 "flex cursor-default items-center gap-2 rounded-md px-2 py-1.5 text-[0.8125rem] text-fg/90 outline-none select-none data-highlighted:bg-line data-highlighted:text-fg [&_svg]:size-4 [&_svg]:text-muted";
398 return (
399 <ContextMenu.Root>
400 <ContextMenu.Trigger asChild>{children}</ContextMenu.Trigger>
401 <ContextMenu.Portal>
402 <ContextMenu.Content className="z-50 min-w-44 rounded-lg border border-line-strong bg-raised p-1 shadow-xl shadow-black/40 data-[state=open]:animate-pop-in">
403 <ContextMenu.Item className={item} onSelect={onPin}>
404 {pinned ? <PinOff /> : <Pin />}
405 {pinned ? "Unpin" : "Pin to the top"}
406 </ContextMenu.Item>
407 {to && (
408 <ContextMenu.Item className={item} onSelect={() => navigate(to)}>
409 <Hash />
410 Open
411 </ContextMenu.Item>
412 )}
413 </ContextMenu.Content>
414 </ContextMenu.Portal>
415 </ContextMenu.Root>
416 );
417}
418
419/**
420 * Reads a conversation ahead, on hover, focus or the start of a touch, so
421 * opening it draws at once (its route's `clientLoader` keeps it).
422 */
423function usePrefetchConversation(to: string) {
424 const fetcher = useFetcher();
425 const load = () => {
426 if (fetcher.state === "idle" && fetcher.data === undefined && !conversationCache.has(to)) fetcher.load(to);
427 };
428 return { onPointerEnter: load, onFocus: load, onTouchStart: load };
429}
430
431/** One channel or direct message: its mark, its name, its unread count, and a pin. */
432function ConversationRow({
433 entry,
434 slug,
435 pathname,
436 agents,
437 onPin,
438}: {
439 entry: ChatSidebarEntry;
440 slug: string;
441 pathname: string;
442 agents: WorkspaceAgent[];
443 onPin: () => void;
444}) {
445 const to = channelPath(slug, entry.channel);
446 const current = pathname === to || pathname.startsWith(`${to}/`);
447 const prefetch = usePrefetchConversation(to);
448 const unread = !entry.muted && (entry.unread > 0 || entry.mentions > 0);
449 const agentId = agentDmOf(entry);
450 const agent = agentId ? agents.find((a) => a.id === agentId) : null;
451 const other = entry.others[0];
452 const g1t = agent ? isOrchestrator(agent) : false;
453 const icon = agent ? (
454 <AgentFace agent={agent} g1t={g1t} />
455 ) : entry.channel.kind === "dm" && other ? (
456 // One person: their dot, cut out of the sidebar behind it.
457 <MemberAvatar member={other} size={18} presence={entry.others.length === 1} ring="var(--chat-sidebar-bg)" />
458 ) : entry.channel.private ? (
459 <Lock size={14} />
460 ) : (
461 <Hash size={15} />
462 );
463 return (
464 <li className="group/row relative">
465 <RowMenu pinned={entry.starred} onPin={onPin} to={to}>
466 <NavLink
467 to={to}
468 {...prefetch}
469 aria-current={current ? "page" : undefined}
470 className={`${ROW} ${
471 current ? "bg-raised text-fg" : unread ? "text-fg hover:bg-raised/60" : entry.muted ? "text-faint hover:bg-raised/60 hover:text-muted" : "text-muted hover:bg-raised/60 hover:text-fg"
472 }`}
473 >
474 <span className={`flex w-4.5 shrink-0 justify-center ${current || unread ? "text-muted" : "text-faint"}`}>{icon}</span>
475 <span className={`min-w-0 grow truncate ${unread ? "font-semibold" : current ? "font-medium" : ""}`}>
476 {agent ? agent.display_name : entry.title}
477 {agent && <span className="ml-1.5 text-[0.6875rem] font-normal text-faint">{g1t ? "orchestrator" : agent.title}</span>}
478 {entry.channel.kind === "dm" && other?.kind === "user" && entry.others.length === 1 && (
479 <PersonStatusEmoji person={{ id: other.id, username: other.name }} size={13} className="ml-1.5 align-[-2px]" inert />
480 )}
481 </span>
482 {entry.muted && <BellOff size={12} className="shrink-0 text-faint" aria-label="Muted" />}
483 <Count entry={entry} />
484 </NavLink>
485 </RowMenu>
486 <PinButton pinned={entry.starred} onPin={onPin} label={entry.title} />
487 </li>
488 );
489}
490
491/** An agent's face in a row; any but g1t carries its status, cut out of the sidebar behind it. */
492function AgentFace({ agent, g1t }: { agent: WorkspaceAgent; g1t: boolean }) {
493 return (
494 <span className="relative inline-flex shrink-0">
495 <AgentAvatar agent={{ ...agent, builtin: g1t }} size={18} />
496 {!g1t && agent.status !== "idle" && (
497 <span className="absolute -right-1 -bottom-1 flex rounded-full p-[2px]" style={{ background: "var(--chat-sidebar-bg)" }}>
498 <StatusDot status={agent.status} className="size-[7px] shadow-none" />
499 </span>
500 )}
501 </span>
502 );
503}
504
505/** An agent you have not talked to yet: its face, name and title. Opening it starts your conversation. */
506function AgentRow({ agent, busy, onOpen, onPin }: { agent: WorkspaceAgent; busy: boolean; onOpen: () => void; onPin: () => void }) {
507 const g1t = isOrchestrator(agent);
508 return (
509 <li className="group/row relative">
510 <RowMenu pinned={false} onPin={onPin}>
511 <button
512 type="button"
513 onClick={onOpen}
514 aria-busy={busy || undefined}
515 aria-label={`Message ${agent.display_name}, ${g1t ? "orchestrator" : agent.title}${g1t ? "" : `, ${statusLabel(agent.status).toLowerCase()}`}`}
516 className={`${ROW} w-full text-left text-muted hover:bg-raised/60 hover:text-fg ${busy ? "opacity-60" : ""}`}
517 >
518 <span className="flex w-4.5 shrink-0 justify-center">
519 <AgentFace agent={agent} g1t={g1t} />
520 </span>
521 <span className="min-w-0 grow truncate">
522 {agent.display_name}
523 <span className="ml-1.5 text-[0.6875rem] text-faint">{g1t ? "orchestrator" : agent.title}</span>
524 </span>
525 </button>
526 </RowMenu>
527 <PinButton pinned={false} onPin={onPin} label={agent.display_name} />
528 </li>
529 );
530}
531
532function SidebarSkeleton() {
533 return (
534 <div className="space-y-2 px-2 pt-1" aria-busy="true">
535 <Skeleton className="h-3 w-16" />
536 {[70, 52, 84, 60].map((w) => (
537 <div key={w} className="flex h-6 items-center gap-2">
538 <Skeleton className="size-4 rounded" />
539 <Skeleton className="h-3" style={{ width: `${w}%` }} />
540 </div>
541 ))}
542 <Skeleton className="mt-4 h-3 w-24" />
543 {[64, 48, 72].map((w) => (
544 <div key={w} className="flex h-6 items-center gap-2">
545 <Skeleton className="size-4 rounded-full" />
546 <Skeleton className="h-3" style={{ width: `${w}%` }} />
547 </div>
548 ))}
549 </div>
550 );
551}