feat(clientdb): read locale strings in single locale

src/lib/clientdb/ClientDb.ts

@@ -1,13 +1,15 @@
 import { IoSource, IoStream, openStream } from '@wowserhq/io';
 import ClientDbRecord from './ClientDbRecord.js';
 import * as dbIo from './io.js';
+import { DB_LOCALE } from './const.js';
 
 interface Constructor<T> {
   new (...args: any[]): T;
 }
 
 class ClientDb<T extends ClientDbRecord> {
   #RecordClass: Constructor<T>;
+  #locale: DB_LOCALE;
 
   #minId = 0xfffffff;
   #maxId = 0;
@@ -17,8 +19,9 @@ class ClientDb<T extends ClientDbRecord> {
   #records: T[];
   #recordsById: Record<number, T>;
 
-  constructor(RecordClass: Constructor<T>) {
+  constructor(RecordClass: Constructor<T>, locale = DB_LOCALE.LOCALE_ENUS) {
     this.#RecordClass = RecordClass;
+    this.#locale = locale;
   }
 
   get records() {
@@ -37,7 +40,7 @@ class ClientDb<T extends ClientDbRecord> {
     const recordsById = {};
 
     for (let i = 0; i < this.#recordCount; i++) {
-      const record = new this.#RecordClass().load(stream, stringBlockStream);
+      const record = new this.#RecordClass().load(stream, stringBlockStream, this.#locale);
 
       this.#minId = record.id < this.#minId ? record.id : this.#minId;
       this.#maxId = record.id > this.#maxId ? record.id : this.#maxId;
@@ -92,4 +95,4 @@ class ClientDb<T extends ClientDbRecord> {
 }
 
 export default ClientDb;
-export { ClientDb };
+export { ClientDb, DB_LOCALE };

src/lib/clientdb/ClientDbRecord.ts

@@ -1,5 +1,6 @@
 import { IoStream, IoType } from '@wowserhq/io';
 import * as dbIo from './io.js';
+import { DB_LOCALE } from './const.js';
 
 class ClientDbRecord {
   id: number;
@@ -10,15 +11,15 @@ class ClientDbRecord {
     this.#recordIo = recordIo;
   }
 
-  load(stream: IoStream, stringBlock: IoStream) {
+  load(stream: IoStream, stringBlock: IoStream, locale: DB_LOCALE) {
     const record = this.#recordIo.read(stream);
 
     for (const [key, value] of Object.entries(record)) {
       if (key.endsWith('.locstring')) {
-        const strings = this.#readLocString(value as number[], stringBlock);
+        const string = this.#readLocString(value as number[], stringBlock, locale);
         const normalizedKey = key.replace('.locstring', '');
 
-        this[normalizedKey] = strings;
+        this[normalizedKey] = string;
       } else {
         this[key] = value;
       }
@@ -27,22 +28,18 @@ class ClientDbRecord {
     return this;
   }
 
-  #readLocString(value: number[], stringBlock: IoStream) {
+  #readLocString(value: number[], stringBlock: IoStream, locale: DB_LOCALE) {
     // All values before last are offsets in the string block
     const offsets = value.slice(0, -1);
 
     // Last value is flags
     const flags = value.at(-1);
 
-    const strings: string[] = [];
+    // Read locale-specific string
+    stringBlock.offset = offsets[locale];
+    const localeString = dbIo.string.read(stringBlock);
 
-    for (const offset of offsets) {
-      stringBlock.offset = offset;
-      const string = dbIo.string.read(stringBlock);
-      strings.push(string);
-    }
-
-    return strings;
+    return localeString;
   }
 }
 

src/lib/clientdb/const.ts

@@ -0,0 +1,13 @@
+enum DB_LOCALE {
+  LOCALE_ENUS = 0,
+  LOCALE_KOKR,
+  LOCALE_FRFR,
+  LOCALE_DEDE,
+  LOCALE_ZHCN,
+  LOCALE_ZHTW,
+  LOCALE_ESES,
+  LOCALE_ESMX,
+  LOCALE_RURU,
+}
+
+export { DB_LOCALE };

src/lib/clientdb/record/AreaTableRecord.ts

@@ -32,7 +32,7 @@ class AreaTableRecord extends ClientDbRecord {
   zoneMusic: number;
   introSound: number;
   explorationLevel: number;
-  areaName: string[];
+  areaName: string;
   factionGroupMask: number;
   liquidTypeId: number[];
   minElevation: number;

src/spec/clientdb/ClientDb.spec.ts

@@ -18,7 +18,7 @@ describe('ClientDb', () => {
       const record = dbc.getRecordByIndex(1);
 
       expect(record.id).toBe(2);
-      expect(record.areaName[0]).toBe('Longshore');
+      expect(record.areaName).toBe('Longshore');
       expect(record.minElevation).toBe(-500);
     });
   });