From 8cabee9d2aab1b2bc24ddfec6a39efd378d6db92 Mon Sep 17 00:00:00 2001
From: Nicholas Perell
 <58918508+nicholas-hoy-champain@users.noreply.github.com>
Date: Fri, 21 Jun 2024 17:30:30 -0400
Subject: [PATCH 1/3] Add ability for WebGL to download from a segement of a
 byte array (#2)

Useful for grabbing the correct segment of a buffer, like in a
MemoryStream. Avoids using ToArray on the C# end, which makes a copy.
---
 .../Plugins/StandaloneFileBrowser.jslib       | 33 +++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/StandaloneFileBrowser/Plugins/StandaloneFileBrowser.jslib b/StandaloneFileBrowser/Plugins/StandaloneFileBrowser.jslib
index 48c8739..ca09823 100644
--- a/StandaloneFileBrowser/Plugins/StandaloneFileBrowser.jslib
+++ b/StandaloneFileBrowser/Plugins/StandaloneFileBrowser.jslib
@@ -54,6 +54,39 @@ var StandaloneFileBrowserWebGLPlugin = {
         }
     },
 
+    // Save file from span of bytes
+    // DownloadFile method does not open SaveFileDialog like standalone builds, its just allows user to download file
+    // gameObjectNamePtr: Unique GameObject name. Required for calling back unity with SendMessage.
+    // methodNamePtr: Callback method name on given GameObject.
+    // filenamePtr: Filename with extension
+    // byteArray: byte[] to pull a span from
+    // byteSpanStart: start index of span
+    // byteSpanSize: length of span
+    DownloadFileSpan: function(gameObjectNamePtr, methodNamePtr, filenamePtr, byteArray, byteSpanStart, byteSpanSize) {
+        gameObjectName = UTF8ToString(gameObjectNamePtr);
+        methodName = UTF8ToString(methodNamePtr);
+        filename = UTF8ToString(filenamePtr);
+
+        var bytes = new Uint8Array(byteSpanSize);
+        for (var i = 0; i < byteSpanSize; i++) {
+            bytes[i] = HEAPU8[byteArray + byteSpanStart + i];
+        }
+
+        var downloader = window.document.createElement('a');
+        downloader.setAttribute('id', gameObjectName);
+        downloader.href = window.URL.createObjectURL(new Blob([bytes], { type: 'application/octet-stream' }));
+        downloader.download = filename;
+        document.body.appendChild(downloader);
+
+        document.onmouseup = function() {
+            downloader.click();
+            document.body.removeChild(downloader);
+        	document.onmouseup = null;
+
+            SendMessage(gameObjectName, methodName);
+        }
+    },
+    
     // Save file
     // DownloadFile method does not open SaveFileDialog like standalone builds, its just allows user to download file
     // gameObjectNamePtr: Unique GameObject name. Required for calling back unity with SendMessage.

From 69dd5b70d767673d9673578c6d5bedaacf9a5a82 Mon Sep 17 00:00:00 2001
From: Nicholas Perell
 <58918508+nicholas-hoy-champain@users.noreply.github.com>
Date: Fri, 21 Jun 2024 17:37:54 -0400
Subject: [PATCH 2/3] Update package.json ver #

---
 StandaloneFileBrowser/package.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/StandaloneFileBrowser/package.json b/StandaloneFileBrowser/package.json
index 9b3c951..656606d 100644
--- a/StandaloneFileBrowser/package.json
+++ b/StandaloneFileBrowser/package.json
@@ -3,7 +3,7 @@
     "description": "Native open and save UIs for Windows, MacOS, Linux, WebGL",
     "name": "com.virtualmaker.filebrowser",
     "unity": "2019.4",
-    "version": "1.0.3",
+    "version": "1.0.4",
     "category": "utilities",
     "dependencies": {}
 }

From fed7e2d944b53b3e20373888bd2dab3033219a0b Mon Sep 17 00:00:00 2001
From: Nicholas Perell
 <58918508+nicholas-hoy-champain@users.noreply.github.com>
Date: Fri, 21 Jun 2024 17:46:53 -0400
Subject: [PATCH 3/3] Update package.json

---
 StandaloneFileBrowser/package.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/StandaloneFileBrowser/package.json b/StandaloneFileBrowser/package.json
index 656606d..2ca4129 100644
--- a/StandaloneFileBrowser/package.json
+++ b/StandaloneFileBrowser/package.json
@@ -3,7 +3,7 @@
     "description": "Native open and save UIs for Windows, MacOS, Linux, WebGL",
     "name": "com.virtualmaker.filebrowser",
     "unity": "2019.4",
-    "version": "1.0.4",
+    "version": "1.0.5",
     "category": "utilities",
     "dependencies": {}
 }