From 93f0d28823c121aa75468853925db4abdda2bf83 Mon Sep 17 00:00:00 2001
From: ChenTian-plaud <tian@plaud.ai>
Date: Mon, 16 Dec 2024 14:58:26 +0800
Subject: [PATCH 1/2] [fix] Fix the issue where the last modified time of a
 file is lost after selecting the file.

---
 .../flutter/plugin/filepicker/FileUtils.java  | 26 ++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

diff --git a/android/src/main/java/com/mr/flutter/plugin/filepicker/FileUtils.java b/android/src/main/java/com/mr/flutter/plugin/filepicker/FileUtils.java
index 23f34692..72fa1248 100644
--- a/android/src/main/java/com/mr/flutter/plugin/filepicker/FileUtils.java
+++ b/android/src/main/java/com/mr/flutter/plugin/filepicker/FileUtils.java
@@ -294,6 +294,21 @@ public static FileInfo openFileStream(final Context context, final Uri uri, bool
 
         final File file = new File(path);
 
+        // getLastModified
+        long fileTime = 0L;
+        try {
+            Cursor cursor = context.getContentResolver().query(uri, null, null, null, null);
+            if (cursor != null) {
+                int columnIndex = cursor.getColumnIndex(DocumentsContract.Document.COLUMN_LAST_MODIFIED);
+                if (columnIndex != -1 && cursor.moveToFirst()) {
+                    fileTime = cursor.getLong(columnIndex);
+                }
+                cursor.close();
+            }
+        } catch (Exception e) {
+            Log.e(TAG, "Error getting SAF file time", e);
+        }
+
         if(!file.exists()) {
             file.getParentFile().mkdirs();
             try {
@@ -313,6 +328,15 @@ public static FileInfo openFileStream(final Context context, final Uri uri, bool
                 } finally {
                     fos.getFD().sync();
                 }
+
+                // setLastModified
+                if (fileTime != 0 && file.exists()) {
+                    boolean success = file.setLastModified(fileTime);
+                    if (!success) {
+                        Log.w(TAG, "Failed to set last modified time for file: " + file.getAbsolutePath());
+                    }
+                }
+                
             } catch (final Exception e) {
                 try {
                     fos.close();
@@ -479,4 +503,4 @@ private static void recursiveDeleteFile(final File file) throws Exception {
         file.delete();
     }
 
-}
\ No newline at end of file
+}

From 1787e4474eae2997b20128b5d4ec463d145153f6 Mon Sep 17 00:00:00 2001
From: ChenTian-plaud <tian@plaud.ai>
Date: Mon, 16 Dec 2024 16:00:03 +0800
Subject: [PATCH 2/2] =?UTF-8?q?=E7=A7=BB=E9=99=A4=20register?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../flutter/plugin/filepicker/FilePickerPlugin.java | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/android/src/main/java/com/mr/flutter/plugin/filepicker/FilePickerPlugin.java b/android/src/main/java/com/mr/flutter/plugin/filepicker/FilePickerPlugin.java
index 33ec788e..1882edff 100644
--- a/android/src/main/java/com/mr/flutter/plugin/filepicker/FilePickerPlugin.java
+++ b/android/src/main/java/com/mr/flutter/plugin/filepicker/FilePickerPlugin.java
@@ -254,16 +254,17 @@ public void onCancel(final Object arguments) {
         });
         this.observer = new LifeCycleObserver(activity);
 
-        if (registrar != null) {
-            // V1 embedding setup for activity listeners.
-            application.registerActivityLifecycleCallbacks(this.observer);
-            registrar.addActivityResultListener(this.delegate);
-        } else {
+// TODO 3.28移除了
+//        if (registrar != null) {
+//            // V1 embedding setup for activity listeners.
+//            application.registerActivityLifecycleCallbacks(this.observer);
+//            registrar.addActivityResultListener(this.delegate);
+//        } else {
             // V2 embedding setup for activity listeners.
             activityBinding.addActivityResultListener(this.delegate);
             this.lifecycle = FlutterLifecycleAdapter.getActivityLifecycle(activityBinding);
             this.lifecycle.addObserver(this.observer);
-        }
+//        }
     }
 
     private void tearDown() {