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| Merge the workspace shell: navigation and phone shell, g1t as orchestrator, agents in roles with audience-checked reads, reactions and custom emoji, live notifications and browser push, the homepage tour (agents 0002, chat 0002) | 1 | import { useEffect } from "react"; |
| Chat and workspace agents: channels, DMs and named agents you talk to | 2 | import { type ShouldRevalidateFunctionArgs, data } from "react-router"; |
| 3 | ||
| Merge the workspace shell: navigation and phone shell, g1t as orchestrator, agents in roles with audience-checked reads, reactions and custom emoji, live notifications and browser push, the homepage tour (agents 0002, chat 0002) | 4 | |
| Chat and workspace agents: channels, DMs and named agents you talk to | 5 | import type { Channel, ChannelMember, ChatMessage, User } from "@g1t/contracts"; |
| 6 | ||
| 7 | import type { Route } from "./+types/channel"; | |
| 8 | import { ChannelView } from "../../../components/chat/channel"; | |
| Merge the workspace shell: navigation and phone shell, g1t as orchestrator, agents in roles with audience-checked reads, reactions and custom emoji, live notifications and browser push, the homepage tour (agents 0002, chat 0002) | 9 | import { conversationCache } from "../../../components/chat/conversation-cache"; |
| Chat and workspace agents: channels, DMs and named agents you talk to | 10 | import { ChatUnavailable } from "../../../components/chat/empty"; |
| 11 | import { channelPath } from "../../../lib/chat"; | |
| 12 | import { rememberChat } from "../../../lib/chat.server"; | |
| 13 | import { page } from "../../../lib/meta"; | |
| 14 | import { chat } from "../../../lib/services.server"; | |
| 15 | import { requireUser, roleIn } from "../../../lib/session.server"; | |
| 16 | ||
| 17 | export function meta({ loaderData, params, ...args }: Route.MetaArgs) { | |
| 18 | const title = loaderData && "title" in loaderData ? loaderData.title : "Chat"; | |
| 19 | return page(args, { title: `${title} · ${params.owner} · g1t` }); | |
| 20 | } | |
| 21 | ||
| 22 | export type ChannelData = | |
| 23 | | { unavailable: true; title: string } | |
| 24 | | { | |
| 25 | unavailable: false; | |
| 26 | title: string; | |
| 27 | channel: Channel; | |
| 28 | members: ChannelMember[]; | |
| 29 | messages: ChatMessage[]; | |
| 30 | older: string | null; | |
| 31 | /** Whether the viewer is in it: a public channel can be read before joining. */ | |
| 32 | joined: boolean; | |
| 33 | }; | |
| 34 | ||
| 35 | /** | |
| 36 | * One conversation: a channel by its name (`-/chat/general`) or a direct | |
| 37 | * message by its id (`-/chat/dm/<id>`), with its latest messages. Live | |
| 38 | * updates arrive over the socket once the page is open. | |
| 39 | */ | |
| 40 | export async function loader({ params, context, request }: Route.LoaderArgs) { | |
| 41 | const viewer = requireUser(context, request); | |
| 42 | if (!roleIn(viewer, params.owner)) throw data(null, { status: 404 }); | |
| 43 | const slug = params.owner.toLowerCase(); | |
| 44 | const name = "channel" in params ? (params.channel as string | undefined) : undefined; | |
| 45 | const fallbackTitle = name ? `#${name}` : "Direct message"; | |
| 46 | const read = await readConversation(slug, viewer, name, "id" in params ? (params.id as string | undefined) : undefined).catch( | |
| 47 | (error: unknown) => { | |
| 48 | console.error("chat: the conversation could not be read", error); | |
| 49 | return "unavailable" as const; | |
| 50 | }, | |
| 51 | ); | |
| 52 | if (read === "missing") throw data(null, { status: 404 }); | |
| 53 | if (read === "unavailable") return { unavailable: true, title: fallbackTitle } satisfies ChannelData; | |
| 54 | const secure = new URL(request.url).protocol === "https:"; | |
| 55 | return data(read, { headers: { "Set-Cookie": rememberChat(channelPath(slug, read.channel), secure) } }); | |
| 56 | } | |
| 57 | ||
| 58 | /** The conversation and its latest messages; "missing" for a 404, "unavailable" when chat does not answer. */ | |
| 59 | async function readConversation( | |
| 60 | slug: string, | |
| 61 | viewer: User, | |
| 62 | name: string | undefined, | |
| 63 | byId: string | undefined, | |
| 64 | ): Promise<Extract<ChannelData, { unavailable: false }> | "missing" | "unavailable"> { | |
| 65 | // A channel's address is its name; a direct message's, its id. | |
| 66 | const lookup = byId ? chat.channel(slug, byId, viewer) : name ? chat.channelByName(slug, name, viewer) : null; | |
| 67 | if (!lookup) return "missing"; | |
| 68 | const detail = await lookup; | |
| 69 | if (!detail.ok) return detail.error.code === "not_found" || detail.error.code === "forbidden" ? "missing" : "unavailable"; | |
| 70 | const history = await chat.messages(slug, detail.value.channel.id, viewer, { limit: 60 }); | |
| 71 | const { channel, members } = detail.value; | |
| 72 | // A public channel can be read before joining it. | |
| 73 | const joined = members.some((m) => m.member.kind === "user" && m.member.id === viewer.id); | |
| 74 | const others = members.filter((m) => !(m.member.kind === "user" && m.member.id === viewer.id)); | |
| 75 | const title = | |
| 76 | channel.kind === "channel" | |
| 77 | ? `#${channel.name}` | |
| 78 | : others.map((m) => m.member.display_name || m.member.name).join(", ") || "Direct message"; | |
| 79 | return { | |
| 80 | unavailable: false, | |
| 81 | title, | |
| 82 | channel, | |
| 83 | members, | |
| 84 | messages: history.ok ? history.value.messages : [], | |
| 85 | older: history.ok ? history.value.older : null, | |
| 86 | joined, | |
| 87 | }; | |
| 88 | } | |
| 89 | ||
| 90 | /** Opening a thread (`?thread=`) is the same page: nothing to load again. */ | |
| 91 | export function shouldRevalidate({ currentUrl, nextUrl, formMethod, defaultShouldRevalidate }: ShouldRevalidateFunctionArgs) { | |
| 92 | if (formMethod && formMethod !== "GET") return defaultShouldRevalidate; | |
| 93 | if (currentUrl.pathname === nextUrl.pathname) return false; | |
| 94 | return defaultShouldRevalidate; | |
| 95 | } | |
| 96 | ||
| Merge the workspace shell: navigation and phone shell, g1t as orchestrator, agents in roles with audience-checked reads, reactions and custom emoji, live notifications and browser push, the homepage tour (agents 0002, chat 0002) | 97 | /** Conversations already seen in this tab (lib/chat-cache.ts), kept by the page as it changes. */ |
| 98 | const cache = conversationCache; | |
| 99 | ||
| 100 | /** | |
| 101 | * Switching conversations: one seen before draws at once from the cache, | |
| 102 | * and the server is asked again behind it; what it answers is merged in by | |
| 103 | * id (components/chat/channel.tsx listens for `g1t:chat-fresh`). One not | |
| 104 | * seen waits for the server, and is kept for next time. | |
| 105 | */ | |
| 106 | export async function clientLoader({ request, serverLoader }: Route.ClientLoaderArgs) { | |
| 107 | const key = new URL(request.url).pathname; | |
| 108 | const kept = cache.peek(key) ?? (await cache.load(key)); | |
| 109 | const fresh = serverLoader().then((value) => { | |
| 110 | if (!value.unavailable) { | |
| 111 | cache.set(key, value); | |
| 112 | window.dispatchEvent(new CustomEvent("g1t:chat-fresh", { detail: { key, value } })); | |
| 113 | } | |
| 114 | return value; | |
| 115 | }); | |
| 116 | if (kept && !kept.unavailable) { | |
| 117 | fresh.catch(() => undefined); | |
| 118 | return kept; | |
| 119 | } | |
| 120 | return fresh; | |
| 121 | } | |
| 122 | ||
| Chat and workspace agents: channels, DMs and named agents you talk to | 123 | export default function ChannelPage({ loaderData }: Route.ComponentProps) { |
| Merge the workspace shell: navigation and phone shell, g1t as orchestrator, agents in roles with audience-checked reads, reactions and custom emoji, live notifications and browser push, the homepage tour (agents 0002, chat 0002) | 124 | // What the server drew first is kept too, for coming back. |
| 125 | useEffect(() => { | |
| 126 | if (!loaderData.unavailable) cache.set(window.location.pathname, loaderData); | |
| 127 | }, [loaderData]); | |
| Chat and workspace agents: channels, DMs and named agents you talk to | 128 | if (loaderData.unavailable) return <ChatUnavailable title={loaderData.title} />; |
| 129 | return <ChannelView key={loaderData.channel.id} data={loaderData} />; | |
| 130 | } |
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