Refactor repository layer (and implement garage)

src/idz/decoder/_car.ts

@@ -1,4 +1,4 @@
-import { Car } from "../model/car";
+import { Car, CarSelector } from "../model/car";
 
 export function car(buf: Buffer): Car {
   const field_04: number[] = [];
@@ -11,7 +11,7 @@ export function car(buf: Buffer): Car {
     field_00: buf.readUInt16LE(0x0000),
     field_02: buf.readUInt16LE(0x0002),
     field_04,
-    field_44: buf.readUInt16LE(0x0044),
+    selector: buf.readUInt16LE(0x0044) as CarSelector,
     field_46: buf.readUInt16LE(0x0046),
     field_48: buf.readUInt16LE(0x0048),
     field_4A: buf.readUInt16LE(0x004a),

src/idz/decoder/saveProfile.ts

@@ -29,10 +29,10 @@ export function saveProfile(buf: Buffer): SaveProfileRequest {
     storyRows.push(row);
   }
 
-  const coursePlays = new Array();
+  const coursePlays = new Map<number, number>();
 
-  for (let i = 0x0000; i < 0x0020; i += 2) {
-    coursePlays.push(buf.readUInt16LE(0x04c0 + i));
+  for (let i = 0; i < 16; i++) {
+    coursePlays.set(i, buf.readUInt16LE(0x04c0 + 2 * i));
   }
 
   return {

src/idz/decoder/saveStocker.ts

@@ -2,6 +2,7 @@ import { bitmap } from "./_bitmap";
 import { chara } from "./_chara";
 import { RequestCode } from "./_defs";
 import { BackgroundCode, Id } from "../model/base";
+import { CarSelector } from "../model/car";
 import { Profile } from "../model/profile";
 import { SaveStockerRequest } from "../request/saveStocker";
 
@@ -12,7 +13,9 @@ export function saveStocker(buf: Buffer): SaveStockerRequest {
   return {
     type: "save_stocker_req",
     profileId: buf.readUInt32LE(0x0004) as Id<Profile>,
+
     backgrounds: bitmap(buf.slice(0x0008, 0x002c)) as BackgroundCode[],
+    selectedCar: buf.readUInt16LE(0x009c) as CarSelector,
     chara: chara(buf.slice(0x009e, 0x00b2)),
   };
 }