Add MineGeo gameplay systems and interface

lib/multiplayer-api.ts

@@ -8,6 +8,12 @@ import { multiplayerAppearance } from "./multiplayer-appearance";
 import { mediaUrls } from "./catalog";
 import { requestOrigin } from "./request-origin";
 import { ServiceError } from "./service-error";
+import { scheduleDiscordCleanup } from "./discord-cleanup-scheduler";
+import {
+  discordPartyReady,
+  discordAfterResponse,
+  partyAnnouncement,
+} from "./discord-announcements";
 import {
   createRoomSchema,
   joinRoomSchema,
@@ -83,6 +89,35 @@ export async function multiplayerApi(
   }
   const id = z.string().uuid().parse(path[1]);
   const action = path[2] ?? "view";
+  if (action === "discord" && path.length === 3 && request.method === "POST") {
+    const view = required(
+      await client.rpc("multiplayer_action", {
+        p_room: id,
+        p_access_hash: accessHash,
+        p_action: "view",
+        p_payload: {},
+      }),
+    ) as unknown as RoomView;
+    if (!savedSecret || !view.you || view.you !== view.hostId)
+      throw new ServiceError("Only the room owner can publish this party", 403);
+    z.object({})
+      .strict()
+      .parse(await jsonBody(request));
+    if (!discordPartyReady())
+      throw new ServiceError(
+        "Discord party sharing is not configured yet",
+        503,
+      );
+    await limit("multiplayer:discord:" + accessHash, 5, 3600);
+    required(
+      await client.rpc("publish_discord_party", {
+        p_room: id,
+        p_access_hash: accessHash,
+      }),
+    );
+    discordAfterResponse(id);
+    return respond({ ok: true });
+  }
   if (
     action === "chat" &&
     path.length === 3 &&
@@ -144,6 +179,13 @@ export async function multiplayerApi(
       p_payload: payload,
     }),
   ) as unknown as RoomView;
+  if (room.status === "closed") {
+    try {
+      await scheduleDiscordCleanup(room.id);
+    } catch {
+      console.error("Closed Discord party remains queued for cleanup.");
+    }
+  }
   if (action === "join" && room.you) {
     const account = await user();
     if (account) {
@@ -170,7 +212,10 @@ export async function multiplayerApi(
       ...appearances.get(player.id),
     }));
   }
-  if (action !== "media") return respond(room);
+  if (action !== "media") {
+    room.discord = await partyAnnouncement(room);
+    return respond(room);
+  }
   if (!room.you) throw new ServiceError("Join this room to play", 403);
   if (["lobby", "closed"].includes(room.status))
     throw new ServiceError("This round is not available yet", 409);