From f807ceb2a17da3aef066f879fc5eee6cf39e4dbe Mon Sep 17 00:00:00 2001
From: Tommy Chen <tommy351@gmail.com>
Date: Wed, 23 Sep 2020 22:25:19 +0800
Subject: [PATCH] Configure backup rules for flutter_secure_storage

https://github.com/mogol/flutter_secure_storage/issues/43#issuecomment-674412687
---
 android/app/src/main/AndroidManifest.xml      | 4 +++-
 android/app/src/main/res/xml/backup_rules.xml | 4 ++++
 2 files changed, 7 insertions(+), 1 deletion(-)
 create mode 100644 android/app/src/main/res/xml/backup_rules.xml

diff --git a/android/app/src/main/AndroidManifest.xml b/android/app/src/main/AndroidManifest.xml
index c89d77e..fee0134 100644
--- a/android/app/src/main/AndroidManifest.xml
+++ b/android/app/src/main/AndroidManifest.xml
@@ -10,7 +10,9 @@
     <application
         android:name="io.flutter.app.FlutterApplication"
         android:label="@string/app_name"
-        android:icon="@mipmap/ic_launcher">
+        android:icon="@mipmap/ic_launcher"
+        android:allowBackup="true"
+        android:fullBackupContent="@xml/backup_rules">
         <activity
             android:name=".MainActivity"
             android:launchMode="singleTop"
diff --git a/android/app/src/main/res/xml/backup_rules.xml b/android/app/src/main/res/xml/backup_rules.xml
new file mode 100644
index 0000000..6cf2fa7
--- /dev/null
+++ b/android/app/src/main/res/xml/backup_rules.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<full-backup-content>
+    <exclude domain="sharedpref" path="FlutterSecureStorage"/>
+</full-backup-content>