TF-2754 Supports PDF viewing on Microsoft EDGE

core/lib/data/network/download/download_manager.dart

@@ -2,7 +2,6 @@ import 'dart:async';
 import 'dart:io';
 import 'dart:typed_data';
 
-import 'package:core/data/constants/constant.dart';
 import 'package:core/data/network/download/download_client.dart';
 import 'package:core/data/network/download/downloaded_response.dart';
 import 'package:core/domain/exceptions/download_file_exception.dart';
@@ -117,17 +116,30 @@ class DownloadManager {
     try {
       fileName ??= 'unknown.pdf';
       final deviceInfo = await _deviceInfoPlugin.deviceInfo;
-      if (mimeType != Constant.pdfMimeType 
+      log('DownloadManager::openDownloadedFileWeb: TYPE = ${deviceInfo.runtimeType} | ${deviceInfo.data}');
-          || '${deviceInfo.data['browserName']}' == 'BrowserName.firefox') {
+      if (deviceInfo is WebBrowserInfo) {
-        final blob = html.Blob([bytes], mimeType);
+        switch(deviceInfo.browserName) {
-        final file = html.File([blob], fileName, {'type': mimeType});
+          case BrowserName.chrome:
-        final url = html.Url.createObjectUrl(file);
+          case BrowserName.edge:
-        html.window.open(url, '_blank');
+            HtmlUtils.openNewTabHtmlDocument(HtmlUtils.chromePdfViewer(bytes, fileName));
-        html.Url.revokeObjectUrl(url);
+            break;
-      } else if ('${deviceInfo.data['browserName']}' == 'BrowserName.chrome') {
+          case BrowserName.safari:
-        HtmlUtils.openNewTabHtmlDocument(HtmlUtils.chromePdfViewer(bytes, fileName));
+            HtmlUtils.openNewTabHtmlDocument(HtmlUtils.safariPdfViewer(bytes, fileName));
+            break;
+          default:
+            HtmlUtils.openFileViewer(
+              bytes: bytes,
+              fileName: fileName,
+              mimeType: mimeType
+            );
+            break;
+        }
       } else {
-        HtmlUtils.openNewTabHtmlDocument(HtmlUtils.safariPdfViewer(bytes, fileName));
+        HtmlUtils.openFileViewer(
+          bytes: bytes,
+          fileName: fileName,
+          mimeType: mimeType
+        );
       }
     } catch (exception) {
       logError('DownloadManager::openDownloadedFileWeb(): ERROR: $exception');

core/lib/utils/html/html_utils.dart

@@ -310,6 +310,18 @@ class HtmlUtils {
       </html>''';
   }
 
+  static void openFileViewer({
+    required Uint8List bytes,
+    required String fileName,
+    String? mimeType
+  }) {
+    final blob = html.Blob([bytes], mimeType);
+    final file = html.File([blob], fileName, {'type': mimeType});
+    final url = html.Url.createObjectUrl(file);
+    html.window.open(url, '_blank');
+    html.Url.revokeObjectUrl(url);
+  }
+
   static const String _pdfContainerStyle = '''
     display: flex;
     flex-direction: column;
@@ -359,7 +371,7 @@ class HtmlUtils {
     <div id="app-bar">
       <div id="file-info">
         <span id="file-name" style="margin-right: 10px;"></span> 
-        (<span id="file-size", style="white-space: nowrap;"></span>)
+        (<span id="file-size" style="white-space: nowrap;"></span>)
       </div>
       <div style="width: 10px;"></div>
       <div id="buttons">