Add config.yaml value for cards cache capacity.

373a0ad3211e30903668a49f7d49e6422200c59f

Cohee <18619528+Cohee1207@users.noreply.github.com>

default/config.yaml+2 -0 Viewed

 # -- DATA CONFIGURATION --
 # Root directory for user data storage
 dataRoot: ./data
+# The maximum amount of memory that parsed character cards can use in MB
+cardsCacheCapacity: 100
 # -- SERVER CONFIGURATION --
 # Listen for incoming connections
 listen: false

src/endpoints/characters.js+4 -3 Viewed

 import { AVATAR_WIDTH, AVATAR_HEIGHT } from '../constants.js';
 import { jsonParser, urlencodedParser } from '../express-common.js';
-import { deepMerge, humanizedISO8601DateTime, tryParse, extractFileFromZipBuffer, MemoryLimitedMap } from '../util.js';
+import { deepMerge, humanizedISO8601DateTime, tryParse, extractFileFromZipBuffer, MemoryLimitedMap, getConfigValue } from '../util.js';
 import { TavernCardValidator } from '../validator/TavernCardValidator.js';
 import { parse, write } from '../character-card-parser.js';
 import { readWorldInfoFile } from './worldinfo.js';

 const defaultAvatarPath = './public/img/ai4.png';
 // KV-store for parsed character data
-// 100 MB limit. Would take roughly 3000 characters to reach this limit
+const cacheCapacity = Number(getConfigValue('cardsCacheCapacity', 100)); // MB
-const characterDataCache = new MemoryLimitedMap(1024 * 1024 * 100);
+// With 100 MB limit it would take roughly 3000 characters to reach this limit
+const characterDataCache = new MemoryLimitedMap(1024 * 1024 * cacheCapacity);
 // Some Android devices require tighter memory management
 const isAndroid = process.platform === 'android';

src/util.js+3 -2 Viewed

      * @param {number} maxMemoryInBytes - The maximum allowed memory in bytes for string values.
      */
     constructor(maxMemoryInBytes) {
-        if (typeof maxMemoryInBytes !== 'number' || maxMemoryInBytes <= 0) {
+        if (typeof maxMemoryInBytes !== 'number' || maxMemoryInBytes <= 0 || isNaN(maxMemoryInBytes)) {
-            throw new Error('maxMemoryInBytes must be a positive number');
+            console.warn('Invalid maxMemoryInBytes, using a fallback value of 1 GB.');
+            maxMemoryInBytes = 1024 * 1024 * 1024; // 1 GB
+        }
         this.maxMemory = maxMemoryInBytes;
         this.currentMemory = 0;