idz: Add idz2 decoders

src/idz/userdb/decoder/saveStocker.ts

@@ -1,13 +1,14 @@
 import { bitmap } from "./_bitmap";
 import { chara } from "./_chara";
+import { StampCode } from "../model/base";
 import { CarSelector } from "../model/car";
 import { SaveStockerRequest } from "../request/saveStocker";
 import { AimeId } from "../../../model";
 
-saveStocker.msgCode = 0x00a6;
-saveStocker.msgLen = 0x00c0;
+saveStocker1.msgCode = 0x00a6;
+saveStocker1.msgLen = 0x00c0;
 
-export function saveStocker(buf: Buffer): SaveStockerRequest {
+export function saveStocker1(buf: Buffer): SaveStockerRequest {
   return {
     type: "save_stocker_req",
     aimeId: buf.readUInt32LE(0x0004) as AimeId,
@@ -17,3 +18,25 @@ export function saveStocker(buf: Buffer): SaveStockerRequest {
     chara: chara(buf.slice(0x009e, 0x00b2)),
   };
 }
+
+saveStocker2.msgCode = 0x009b;
+saveStocker2.msgLen = 0x0110;
+
+export function saveStocker2(buf: Buffer): SaveStockerRequest {
+  return {
+    type: "save_stocker_req",
+    aimeId: buf.readUInt32LE(0x0004) as AimeId,
+    version: 2,
+    backgrounds: bitmap(buf.slice(0x0008, 0x0034)),
+    selectedCar: buf.readUInt16LE(0x009c) as CarSelector,
+    chara: chara(buf.slice(0x009e, 0x00b2)),
+    myChara: bitmap(buf.slice(0x0034, 0x098)),
+    selectedStamps: {
+      stamp01: buf.readUInt16LE(0x00da) as StampCode,
+      stamp02: buf.readUInt16LE(0x00dc) as StampCode,
+      stamp03: buf.readUInt16LE(0x00de) as StampCode,
+      stamp04: buf.readUInt16LE(0x00e0) as StampCode,
+    },
+    stamps: bitmap(buf.slice(0x00b3, 0x00d9)),
+  };
+}