From 627fba2f9c3853fb6b0a51765f793f421e49f8c8 Mon Sep 17 00:00:00 2001
From: Ethan O'Brien <ethan.a.obrien@gmail.com>
Date: Fri, 13 Dec 2024 10:32:47 -0600
Subject: [PATCH] Add call to mount file systems before loading game assets

---
 data/src/GameManager.js | 14 +++++++++-----
 data/src/emulator.js    |  1 +
 2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/data/src/GameManager.js b/data/src/GameManager.js
index 15c046b..8ca4fd3 100644
--- a/data/src/GameManager.js
+++ b/data/src/GameManager.js
@@ -31,14 +31,9 @@ class EJS_GameManager {
             getFrameNum: this.Module.cwrap('get_current_frame_count', 'number', ['']),
             setVSync: this.Module.cwrap('set_vsync', 'null', ['number'])
         }
-        this.mkdir("/data");
-        this.mkdir("/data/saves");
         
         this.writeFile("/home/web_user/retroarch/userdata/retroarch.cfg", this.getRetroArchCfg());
         
-        this.FS.mount(this.FS.filesystems.IDBFS, {autoPersist: true}, '/data/saves');
-        //this.FS.syncfs(true, () => {});
-        
         this.writeConfigFile();
         this.initShaders();
 
@@ -47,6 +42,7 @@ class EJS_GameManager {
             this.functions.saveSaveFiles();
             setTimeout(() => {
                 try {
+                    this.FS.unmount('/data/saves');
                     this.Module.abort();
                 } catch(e) {
                     console.warn(e);
@@ -54,6 +50,14 @@ class EJS_GameManager {
             }, 1000);
         })
     }
+    mountFileSystems() {
+        return new Promise(async resolve => {
+            this.mkdir("/data");
+            this.mkdir("/data/saves");
+            this.FS.mount(this.FS.filesystems.IDBFS, {autoPersist: true}, '/data/saves');
+            this.FS.syncfs(true, resolve);
+        });
+    }
     writeConfigFile() {
         if (!this.EJS.defaultCoreOpts.file || !this.EJS.defaultCoreOpts.settings) {
             return;
diff --git a/data/src/emulator.js b/data/src/emulator.js
index 836f60b..507ee0e 100644
--- a/data/src/emulator.js
+++ b/data/src/emulator.js
@@ -980,6 +980,7 @@ class EmulatorJS {
         (async () => {
             this.gameManager = new window.EJS_GameManager(this.Module, this);
             await this.gameManager.loadExternalFiles();
+            await this.gameManager.mountFileSystems();
             if (this.getCore() === "ppsspp") {
                 await this.gameManager.loadPpssppAssets();
             }