refactor: widgets dir

lib/views/widgets/message_download_content.dart

@@ -0,0 +1,53 @@
+import 'package:famedlysdk/famedlysdk.dart';
+import 'package:flutter/material.dart';
+import 'package:fluffychat/utils/event_extension.dart';
+
+class MessageDownloadContent extends StatelessWidget {
+  final Event event;
+  final Color textColor;
+
+  const MessageDownloadContent(this.event, this.textColor, {Key key})
+      : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    final String filename = event.content.containsKey('filename')
+        ? event.content['filename']
+        : event.body;
+    return Container(
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        mainAxisSize: MainAxisSize.min,
+        children: <Widget>[
+          ElevatedButton(
+            style: ElevatedButton.styleFrom(
+              primary: Theme.of(context).scaffoldBackgroundColor,
+              onPrimary: Theme.of(context).textTheme.bodyText1.color,
+            ),
+            onPressed: () => event.openFile(context),
+            child: Row(
+              mainAxisSize: MainAxisSize.min,
+              children: [
+                Icon(Icons.download_outlined),
+                SizedBox(width: 8),
+                Text(
+                  filename,
+                  overflow: TextOverflow.fade,
+                  softWrap: false,
+                  maxLines: 1,
+                ),
+              ],
+            ),
+          ),
+          if (event.sizeString != null)
+            Text(
+              event.sizeString,
+              style: TextStyle(
+                color: textColor,
+              ),
+            ),
+        ],
+      ),
+    );
+  }
+}