add modal description

covas_mobile/lib/classes/descriptionImage.dart

@@ -0,0 +1,29 @@
+import 'package:flutter/material.dart';
+
+mixin ShowDescImageAdd<T extends StatefulWidget> on State<T> {
+  void showDescImageAddDialog(BuildContext context, String text) {
+    // Create AlertDialog
+    AlertDialog dialog = AlertDialog(
+      title: Text("Description image"),
+      content: Text(text),
+      actions: [
+        ElevatedButton(
+            child: Text("OK"),
+            style: ElevatedButton.styleFrom(
+                padding: EdgeInsets.symmetric(horizontal: 50, vertical: 20),
+                textStyle:
+                    TextStyle(fontSize: 15, fontWeight: FontWeight.normal)),
+            onPressed: () {
+              Navigator.of(context).pop("Yes, Of course!"); // Return value
+            }),
+      ],
+    );
+
+    // Call showDialog function to show dialog.
+    Future futureValue = showDialog(
+        context: context,
+        builder: (BuildContext context) {
+          return dialog;
+        });
+  }
+}

covas_mobile/lib/pages/DisplayPictureScreen.dart

@@ -1,7 +1,8 @@
 import 'package:flutter/material.dart';
 import 'dart:io';
+import '../classes/descriptionImage.dart';
+import '../classes/alert.dart';
 import 'package:flutter_dotenv/flutter_dotenv.dart';
-
 import 'package:flutter_gemini/flutter_gemini.dart';
 
 void main() {
@@ -44,7 +45,8 @@ class DisplayPictureScreen extends StatefulWidget {
 }
 
 // A widget that displays the picture taken by the user.
-class DisplayPictureScreenState extends State<DisplayPictureScreen> {
+class DisplayPictureScreenState extends State<DisplayPictureScreen>
+    with ShowDescImageAdd, ShowErrorDialog {
   @override
   void initState() {
     super.initState();
@@ -63,7 +65,8 @@ class DisplayPictureScreenState extends State<DisplayPictureScreen> {
     gemini
         .textAndImage(
             text: "What is this picture ?", images: [file.readAsBytesSync()])
-        .then((value) => print(value?.content?.parts?.last.text ?? ''))
+        .then((value) => showDescImageAddDialog(
+            context, value?.content?.parts?.last.text ?? ''))
         .catchError((e) => print("problem gemini : ${e}"));
   }