Updated Mowadhafi Attachment Handling

android/app/src/main/AndroidManifest.xml

@@ -1,4 +1,5 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
     package="com.mohem_flutter_app">
 
     <uses-permission android:name="android.permission.INTERNET" />
@@ -34,6 +35,17 @@
         android:extractNativeLibs="true"
         android:networkSecurityConfig="@xml/network_security_config"
         android:roundIcon="@mipmap/ic_launcher_round">
+        <provider
+            android:name="androidx.core.content.FileProvider"
+            android:authorities="${applicationId}.fileProvider"
+            android:exported="false"
+            android:grantUriPermissions="true"
+            tools:replace="android:authorities">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/filepaths"
+                tools:replace="android:resource" />
+        </provider>
         <activity
             android:name=".MainActivity"
             android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"

android/app/src/main/res/xml/filepaths.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <root-path name="root" path="."/>
+    <external-path name="external_storage_directory" path="." />
+</resources>

lib/ui/screens/mowadhafhi/request_details.dart

@@ -17,6 +17,7 @@ import 'package:mohem_flutter_app/models/mowadhafhi/get_ticket_transactions.dart
 import 'package:mohem_flutter_app/models/mowadhafhi/get_transaction_attachment_model.dart';
 import 'package:mohem_flutter_app/ui/screens/mowadhafhi/view_transaction_attachment.dart';
 import 'package:mohem_flutter_app/widgets/app_bar_widget.dart';
+import 'package:open_file/open_file.dart';
 import 'package:path_provider/path_provider.dart';
 
 class MowadhafhiRequestDetails extends StatefulWidget {
@@ -245,9 +246,7 @@ class _RequestDetailsState extends State<MowadhafhiRequestDetails> {
     try {
       Utils.showLoading(context);
       getTransactionAttachmentModel = await MowadhafhiApiClient().getTransactionAttachments(attachmentID);
-      debugPrint(getTransactionAttachmentModel?.fileName);
       Utils.hideLoading(context);
-      setState(() {});
       handleTransactionAttachment();
     } catch (ex) {
       Utils.hideLoading(context);
@@ -255,32 +254,29 @@ class _RequestDetailsState extends State<MowadhafhiRequestDetails> {
     }
   }
 
+  Future<String> _createFileFromString(String encodedStr, String ext) async {
+    Uint8List bytes = base64.decode(encodedStr);
+    String dir = (await getApplicationDocumentsDirectory()).path;
+    File file = File("$dir/" + DateTime.now().millisecondsSinceEpoch.toString() + "." + ext);
+    await file.writeAsBytes(bytes);
+    return file.path;
+  }
+
   void handleTransactionAttachment() async {
     String ext = '';
     String? rFile = getTransactionAttachmentModel!.base64String;
     String? rFileExt = getTransactionAttachmentModel!.fileName;
 
-    ext = "." + rFileExt!.split(".").last.toLowerCase();
+    ext = rFileExt!.split(".").last.toLowerCase();
 
-    if (ext == ".png" || ext == ".jpg" || ext == ".jpeg" || ext == ".gif" || ext == ".tiff") {
-      try {
-        Uint8List decodedBytes = base64Decode(rFile!.split("base64,").last);
-        Directory appDocumentsDirectory = await getApplicationDocumentsDirectory(); // 1
-        imageFile = Io.File("${appDocumentsDirectory.path}/addImage$ext");
-        imageFile.writeAsBytesSync(decodedBytes);
-        Navigator.push(
-          context,
-          MaterialPageRoute(
-            builder: (BuildContext context) => ViewTransactionAttachment(
-              imageFile: imageFile,
-            ),
-          ),
-        );
-      } catch (e) {
-        logger.d(e);
-      }
-    } else {
-      Utils.showErrorDialog(context: context, onOkTapped: () {}, message: "Unable to view attachment");
+    try {
+      String path = await _createFileFromString(rFile!.split("base64,").last ?? "", ext ?? "");
+      debugPrint(path);
+
+      print(" file here:  ${File(path).existsSync()}");
+      await OpenFile.open(path);
+    } catch (ex) {
+      Utils.showToast("Cannot open file.");
     }
   }
 }