Added support for automatically Syncing the Persistent Data Path

Author: jeffreylanters

module/source/hooks/use-unity-arguments.ts

@@ -48,6 +48,11 @@ const useUnityArguments = (unityProps: UnityProps): UnityArguments => {
       // value of `1` will be used.
       devicePixelRatio: unityProps.devicePixelRatio || 1,
 
+      // Assigns the auto sync persistent data path value to the Unity arguments
+      // object. If the auto sync persistent data path value is not defined via
+      // the Unity Props, the default value of `undefined` will be used.
+      autoSyncPersistentDataPath: unityProps.autoSyncPersistentDataPath,
+
       // Assigns the match WebGL to canvas size value to the Unity arguments
       // object. If the match WebGL to canvas size value is not defined via the
       // Unity Props, the default value of `true` will be used.

module/source/types/unity-arguments.ts

@@ -81,6 +81,16 @@ type UnityArguments = {
    */
   readonly devicePixelRatio?: number;
 
+  /**
+   * If set to true, all file writes inside the Unity Application
+   * persistentDataPath directory automatically persist so that the contents are
+   * remembered when the user revisits the website the next time. If unset (or
+   * set to false), you must manually sync file modifications inside the
+   * Application persistentDataPath directory by calling the
+   * JS_FileSystem_Sync() JavaScript function.
+   */
+  readonly autoSyncPersistentDataPath?: boolean;
+
   /**
    * When disabling the match WebGL to canvas size flag, the canvas allows for
    * client side customization of the WebGL canvas target size instead of

module/source/types/unity-props.ts

@@ -9,7 +9,10 @@ import { UnityArguments } from "./unity-arguments";
  */
 type ConfigurableUnityArguments = Pick<
   UnityArguments,
-  "devicePixelRatio" | "matchWebGLToCanvasSize" | "disabledCanvasEvents"
+  | "devicePixelRatio"
+  | "matchWebGLToCanvasSize"
+  | "disabledCanvasEvents"
+  | "autoSyncPersistentDataPath"
 >;
 
 /**