Add user profile route

lib/ui/widgets/async_screen_widget.dart

@@ -28,12 +28,24 @@ class AsyncScreenWidget extends StatefulWidget {
   /// Specify whether old data can be kept or not while updating this widget
   final bool showOldDataWhileUpdating;
 
+  /// Widget to use while we are refreshing
+  ///
+  /// This widget is optional
+  final Widget loadingWidget;
+
+  /// Widget to use in case of error
+  ///
+  /// This widget is optional
+  final Widget errorWidget;
+
   const AsyncScreenWidget({
     Key key,
     @required this.onReload,
     @required this.onBuild,
     @required this.errorMessage,
     this.showOldDataWhileUpdating = false,
+    this.loadingWidget,
+    this.errorWidget,
   })  : assert(onReload != null),
         assert(onBuild != null),
         assert(errorMessage != null),
@@ -59,16 +71,17 @@ class AsyncScreenWidgetState extends SafeState<AsyncScreenWidget> {
   Widget build(BuildContext context) {
     // In case of error
     if (error)
-      return buildErrorCard(widget.errorMessage, actions: [
-        MaterialButton(
-          textColor: Colors.white,
-          onPressed: () => refresh(),
-          child: Text(tr("Try again").toUpperCase()),
-        )
-      ]);
+      return widget.errorWidget ??
+          buildErrorCard(widget.errorMessage, actions: [
+            MaterialButton(
+              textColor: Colors.white,
+              onPressed: () => refresh(),
+              child: Text(tr("Try again").toUpperCase()),
+            )
+          ]);
 
     // Show loading states
-    if (!ready) return buildCenteredProgressBar();
+    if (!ready) return widget.loadingWidget ?? buildCenteredProgressBar();
 
     // The widget is ready, show it
     return RefreshIndicator(

lib/ui/widgets/copy_icon.dart

@@ -0,0 +1,25 @@
+import 'package:clipboard/clipboard.dart';
+import 'package:comunic/utils/intl_utils.dart';
+import 'package:comunic/utils/ui_utils.dart';
+import 'package:flutter/material.dart';
+
+/// Icon used to copy content in clipboard
+///
+/// @author Pierre Hubert
+
+class CopyIcon extends StatelessWidget {
+  final String value;
+
+  const CopyIcon(this.value) : assert(value != null);
+
+  @override
+  Widget build(BuildContext context) {
+    return IconButton(
+      icon: Icon(Icons.content_copy),
+      onPressed: () {
+        FlutterClipboard.copy(value);
+        snack(context, tr("'%c%' was copied to clipboard", args: {"c": value}));
+      },
+    );
+  }
+}