Fallback lineup on GetCurLineupDataCsReq

src/server/packets/GetCurLineupDataCsReq.ts

@@ -1,4 +1,4 @@
-import { GetCurLineupDataScRsp } from "../../data/proto/StarRail";
+import { AvatarType, ExtraLineupType, GetCurLineupDataScRsp } from "../../data/proto/StarRail";
 import Avatar from "../../db/Avatar";
 import Packet from "../kcp/Packet";
 import Session from "../kcp/Session";
@@ -6,6 +6,30 @@ import Session from "../kcp/Session";
 export default async function handle(session: Session, packet: Packet) {
     let lineup = await session.player.getLineup();
 
+    // This is a HORRIBLE solution, but tbh I just can't reproduce the bug so:
+    if (!lineup) {
+        session.c.error("Error! lineup is undefined. Falling back to default lineup.", false);
+        lineup = {
+            avatarList: [{
+                avatarType: AvatarType.AVATAR_FORMAL_TYPE,
+                hp: 10000,
+                id: 1001,
+                sp: 10000,
+                satiety: 100,
+                slot: 0,
+            }],
+            extraLineupType: ExtraLineupType.LINEUP_NONE,
+            index: 0,
+            isVirtual: false,
+            leaderSlot: 0,
+            mp: 100,
+            planeId: 10001,
+            name: "Fallback"
+        }
+        session.player.setLineup(lineup, 0, 0);
+        session.player.save();
+    }
+
     session.send("GetCurLineupDataScRsp", {
         retcode: 0,
         lineup: {