resolve bugs

Front_End/Rp_organic/android/app/src/main/AndroidManifest.xml

@@ -53,8 +53,8 @@
         android:name="android.support.FILE_PROVIDER_PATHS"
         android:resource="@xml/provider_paths"/>
 </provider>
-
     </application>
+
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
     <uses-permission android:name="android.permission.CAMERA"/>

Front_End/Rp_organic/lib/main.dart

@@ -56,4 +56,4 @@ class _WebViewWebPageState extends State<MyApp> {
       ),
     );
   }
-}
+}
\ No newline at end of file

Front_End/Rp_organic/pubspec.lock

 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
-  args:
-    dependency: transitive
-    description:
-      name: args
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.6.0"
   async:
     dependency: transitive
     description:
@@ -57,32 +50,32 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.3"
-  equatable:
+  fake_async:
     dependency: transitive
     description:
-      name: equatable
+      name: fake_async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.6"
-  fake_async:
+    version: "1.2.0"
+  ffi:
     dependency: transitive
     description:
-      name: fake_async
+      name: ffi
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0"
+    version: "1.1.2"
+  file:
+    dependency: transitive
+    description:
+      name: file
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "6.1.2"
   flutter:
     dependency: "direct main"
     description: flutter
     source: sdk
     version: "0.0.0"
-  flutter_application_id:
-    dependency: "direct dev"
-    description:
-      name: flutter_application_id
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.0.0"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -123,6 +116,62 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.8.0"
+  path_provider:
+    dependency: "direct main"
+    description:
+      name: path_provider
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.6.28"
+  path_provider_linux:
+    dependency: transitive
+    description:
+      name: path_provider_linux
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.0.1+2"
+  path_provider_macos:
+    dependency: transitive
+    description:
+      name: path_provider_macos
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.0.4+8"
+  path_provider_platform_interface:
+    dependency: transitive
+    description:
+      name: path_provider_platform_interface
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.4"
+  path_provider_windows:
+    dependency: transitive
+    description:
+      name: path_provider_windows
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.0.5"
+  platform:
+    dependency: transitive
+    description:
+      name: platform
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.2"
+  plugin_platform_interface:
+    dependency: transitive
+    description:
+      name: plugin_platform_interface
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.3"
+  process:
+    dependency: transitive
+    description:
+      name: process
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "4.2.3"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -191,13 +240,20 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.7"
-  yaml:
+  win32:
+    dependency: transitive
+    description:
+      name: win32
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.2.9"
+  xdg_directories:
     dependency: transitive
     description:
-      name: yaml
+      name: xdg_directories
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.2.1"
+    version: "0.1.2"
 sdks:
-  dart: ">=2.12.0 <3.0.0"
+  dart: ">=2.13.0 <3.0.0"
   flutter: ">=1.22.0"

Front_End/Rp_organic/pubspec.yaml

@@ -31,23 +31,15 @@ dependencies:
   webview_flutter: ^1.0.0
   flutter_webview_pro: ^1.0.0
   modal_progress_hud: ^0.1.3
+  path_provider: ^1.6.24
 
 dev_dependencies:
-  flutter_application_id: "^1.0.0"
   flutter_test:
     sdk: flutter
 
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec
 
-flutter_application_id:
-  android: 
-    id: "com.example.Rp_organic"
-    name: "Rp_organic"
-  ios:
-    id: "com.example.Rp_organic"
-    name: "Rp_organic"
-
 
 # The following section is specific to Flutter.
 flutter: