248 lines
7.7 KiB
TypeScript
248 lines
7.7 KiB
TypeScript
import "server-only";
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import { createHash, randomBytes } from "node:crypto";
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import { NextRequest, NextResponse } from "next/server";
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import { z } from "zod";
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import { admin, required, user } from "./supabase";
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import { accountProfile } from "./profile";
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import { multiplayerAppearance } from "./multiplayer-appearance";
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import { mediaUrls } from "./catalog";
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import { requestOrigin } from "./request-origin";
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import { ServiceError } from "./service-error";
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import { scheduleDiscordCleanup } from "./discord-cleanup-scheduler";
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import {
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discordPartyReady,
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discordAfterResponse,
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partyAnnouncement,
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} from "./discord-announcements";
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import {
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createRoomSchema,
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joinRoomSchema,
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roomRoundSchema,
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roomGuessSchema,
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chatMessageSchema,
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type RoomView,
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type RoomChat,
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} from "../shared/multiplayer";
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import {
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datasetSchema,
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faces,
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panoramaPath,
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viewpointSchema,
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} from "../shared/protocol";
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type Dependencies = {
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jsonBody: (request: NextRequest) => Promise<unknown>;
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limit: (key: string, count: number, seconds: number) => Promise<void>;
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};
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const hash = (value: string) =>
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createHash("sha256").update(value).digest("hex");
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export async function multiplayerApi(
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request: NextRequest,
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path: string[],
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{ jsonBody, limit }: Dependencies,
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) {
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const client = admin();
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const savedSecret = request.cookies.get("mg_multiplayer")?.value;
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const secret = savedSecret || randomBytes(32).toString("hex");
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const accessHash = hash(secret);
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const respond = (body: unknown) => {
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const response = NextResponse.json(body);
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if (!savedSecret && request.method === "POST")
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response.cookies.set("mg_multiplayer", secret, {
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httpOnly: true,
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sameSite: "lax",
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secure: requestOrigin(request, process.env.MINEGEO_URL).startsWith(
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"https:",
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),
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path: "/",
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maxAge: 60 * 60 * 24 * 30,
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});
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return response;
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};
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if (request.method === "POST" && path.length === 1) {
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const account = await user();
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if (!account)
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throw new ServiceError("Log in to create a multiplayer room", 401);
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const body = createRoomSchema.parse(await jsonBody(request));
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await limit("multiplayer:create:" + accessHash, 20, 3600);
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const profile = await accountProfile(account);
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const id = required(
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await client.rpc("create_map_room", {
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p_dataset: body.datasetId,
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p_difficulty: body.difficulty,
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p_name: profile.display_name,
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p_limit: body.playerLimit,
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p_access_hash: accessHash,
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p_owner: account.id,
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}),
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);
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return respond({ id });
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}
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const id = z.string().uuid().parse(path[1]);
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const action = path[2] ?? "view";
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if (action === "discord" && path.length === 3 && request.method === "POST") {
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const view = required(
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await client.rpc("multiplayer_action", {
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p_room: id,
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p_access_hash: accessHash,
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p_action: "view",
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p_payload: {},
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}),
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) as unknown as RoomView;
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if (!savedSecret || !view.you || view.you !== view.hostId)
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throw new ServiceError("Only the room owner can publish this party", 403);
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z.object({})
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.strict()
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.parse(await jsonBody(request));
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if (!discordPartyReady())
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throw new ServiceError(
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"Discord party sharing is not configured yet",
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503,
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);
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await limit("multiplayer:discord:" + accessHash, 5, 3600);
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required(
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await client.rpc("publish_discord_party", {
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p_room: id,
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p_access_hash: accessHash,
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}),
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);
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discordAfterResponse(id);
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return respond({ ok: true });
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}
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if (
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action === "chat" &&
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path.length === 3 &&
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["GET", "POST"].includes(request.method)
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) {
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if (!savedSecret)
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throw new ServiceError("Chat permission requires joining this room", 403);
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const body =
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request.method === "POST"
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? chatMessageSchema.parse(await jsonBody(request))
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: null;
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if (body) await limit("multiplayer:chat:" + accessHash, 60, 60);
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const chat = required(
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await client.rpc("multiplayer_chat", {
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p_room: id,
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p_access_hash: accessHash,
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p_text: body?.text ?? null,
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p_client_id: body?.clientId ?? null,
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}),
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) as unknown as RoomChat;
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const appearances = await multiplayerAppearance(
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id,
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chat.messages.map((message) => message.playerId),
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);
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return respond({
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...chat,
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messages: chat.messages.map((message) => ({
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...message,
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...appearances.get(message.playerId),
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})),
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});
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}
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let payload: Record<string, string | number> = {};
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let joiningAccount: string | null = null;
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if (request.method === "POST" && path.length === 3) {
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const input = await jsonBody(request);
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if (action === "join") {
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payload = { name: joinRoomSchema.parse(input).displayName };
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await limit("multiplayer:join:" + accessHash, 40, 3600);
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const account = await user();
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if (account) {
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const profile = await accountProfile(account);
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payload.name = profile.display_name;
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joiningAccount = account.id;
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}
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} else if (action === "guess") payload = roomGuessSchema.parse(input);
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else if (action === "ready" || action === "next")
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payload = roomRoundSchema.parse(input);
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else if (action === "kick")
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payload = z.object({ playerId: z.string().uuid() }).parse(input);
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else if (!["start", "leave", "close"].includes(action))
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return NextResponse.json({ error: "Not found" }, { status: 404 });
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} else if (
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!(
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request.method === "GET" &&
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(path.length === 2 || (path.length === 3 && action === "media"))
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)
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)
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return NextResponse.json({ error: "Not found" }, { status: 404 });
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const room = required(
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action === "join"
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? await client.rpc("join_multiplayer_room", {
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p_room: id,
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p_access_hash: accessHash,
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p_owner: joiningAccount,
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p_name: String(payload.name),
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})
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: await client.rpc("multiplayer_action", {
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p_room: id,
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p_access_hash: accessHash,
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p_action: request.method === "GET" ? "view" : action,
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p_payload: payload,
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}),
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) as unknown as RoomView;
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if (room.status === "closed") {
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try {
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await scheduleDiscordCleanup(room.id);
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} catch {
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console.error("Closed Discord party remains queued for cleanup.");
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}
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}
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if (action !== "media") {
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const appearances = await multiplayerAppearance(
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id,
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room.players.map((player) => player.id),
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);
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room.players = room.players.map((player) => ({
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...player,
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...appearances.get(player.id),
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}));
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}
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if (action !== "media") {
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room.discord = await partyAnnouncement(room);
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return respond(room);
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}
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if (!room.you) throw new ServiceError("Join this room to play", 403);
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if (["lobby", "closed"].includes(room.status))
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throw new ServiceError("This round is not available yet", 409);
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const [record, round] = await Promise.all([
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client
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.from("multiplayer_rooms")
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.select("revision_id")
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.eq("id", id)
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.single(),
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client
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.from("multiplayer_rounds")
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.select("viewpoint")
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.eq("room_id", id)
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.eq("round_number", room.round)
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.single(),
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]);
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const revision = required(
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await client
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.from("revisions")
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.select("asset_root,manifest")
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.eq("id", required(record).revision_id)
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.single(),
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);
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const manifest = datasetSchema.parse(revision.manifest);
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const viewpoint = viewpointSchema.parse(required(round).viewpoint);
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const signed = await mediaUrls([
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manifest.mapPath ?? `${revision.asset_root}/map.webp`,
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...faces.map((face) =>
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panoramaPath(revision.asset_root, viewpoint, `${face}.webp`),
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),
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]);
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return respond({
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round: room.round,
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bounds: manifest.bounds,
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map: signed[0],
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faces: signed.slice(1),
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});
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}
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