Create NetworkImage widget

lib/ui/tiles/conversation_message_tile.dart

@@ -1,11 +1,10 @@
-import 'package:cached_network_image/cached_network_image.dart';
 import 'package:comunic/models/conversation_message.dart';
 import 'package:comunic/models/user.dart';
 import 'package:comunic/ui/widgets/account_image_widget.dart';
+import 'package:comunic/ui/widgets/network_image_widget.dart';
 import 'package:comunic/ui/widgets/text_rich_content_widget.dart';
 import 'package:comunic/utils/date_utils.dart';
 import 'package:comunic/utils/intl_utils.dart';
-import 'package:comunic/utils/ui_utils.dart';
 import 'package:flutter/material.dart';
 
 /// Conversation message tile
@@ -74,38 +73,11 @@ class ConversationMessageTile extends StatelessWidget {
   Widget _buildMessageImage(BuildContext context) {
     return Container(
       margin: EdgeInsets.only(bottom: 2),
-      child: Material(
+      child: NetworkImageWidget(
-        child: InkWell(
+        url: message.imageURL,
-          onTap: () {
+        allowFullScreen: true,
-            showImageFullScreen(context, message.imageURL);
-          },
-          child: CachedNetworkImage(
-            imageUrl: message.imageURL,
-            width: 200.0,
-            height: 200.0,
-            fit: BoxFit.cover,
-            placeholder: (c, s) => Container(
         width: 200,
         height: 200,
-                  color: Colors.lightBlueAccent,
-                  child: Center(
-                    child: CircularProgressIndicator(),
-                  ),
-                ),
-            errorWidget: (c, s, o) => Container(
-                  width: 200,
-                  height: 200,
-                  color: Colors.red,
-                  child: Center(
-                      child: Icon(
-                    Icons.error,
-                    color: Colors.white,
-                  )),
-                ),
-          ),
-        ),
-        borderRadius: BorderRadius.all(Radius.circular(8.0)),
-        clipBehavior: Clip.hardEdge,
       ),
     );
   }

lib/ui/widgets/network_image_widget.dart

@@ -0,0 +1,66 @@
+import 'package:cached_network_image/cached_network_image.dart';
+import 'package:comunic/utils/ui_utils.dart';
+import 'package:flutter/material.dart';
+
+/// Network image widget
+///
+/// Widget useful to show remote image
+///
+/// @author Pierre HUBERT
+
+class NetworkImageWidget extends StatelessWidget {
+  final String url;
+  final bool allowFullScreen;
+  final double width;
+  final double height;
+
+  const NetworkImageWidget({
+    Key key,
+    @required this.url,
+    this.allowFullScreen = false,
+    this.width,
+    this.height,
+  })  : assert(url != null),
+        assert(allowFullScreen != null),
+        super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return Material(
+      child: InkWell(
+        onTap: allowFullScreen
+            ? () {
+                showImageFullScreen(context, url);
+              }
+            : null,
+        child: CachedNetworkImage(
+          imageUrl: url,
+          width: width,
+          height: height,
+          fit: BoxFit.cover,
+          placeholder: (c, s) => Container(
+                width: width,
+                height: height,
+                color: Colors.lightBlueAccent,
+                child: Center(
+                  child: CircularProgressIndicator(),
+                ),
+              ),
+          errorWidget: (c, s, o) => Container(
+                width: width,
+                height: height,
+                color: Colors.red,
+                child: Center(
+                  child: Icon(
+                    Icons.error,
+                    color: Colors.white,
+                  ),
+                ),
+              ),
+        ),
+      ),
+      borderRadius: BorderRadius.all(Radius.circular(8.0)),
+      clipBehavior: Clip.hardEdge,
+    );
+  }
+}