From 6d643881ddabe6898fc18b98f6c4a8b84544f5d8 Mon Sep 17 00:00:00 2001
From: dab246 <tdvu@linagora.com>
Date: Tue, 2 Jan 2024 19:55:21 +0700
Subject: [PATCH] TF-2387 Handle system back button on login view mobile

---
 .../login/presentation/login_view.dart        | 80 ++++++++++---------
 1 file changed, 43 insertions(+), 37 deletions(-)

diff --git a/lib/features/login/presentation/login_view.dart b/lib/features/login/presentation/login_view.dart
index 699a36870..bb051da49 100644
--- a/lib/features/login/presentation/login_view.dart
+++ b/lib/features/login/presentation/login_view.dart
@@ -26,44 +26,50 @@ class LoginView extends BaseLoginView {
   Widget build(BuildContext context) {
     ThemeUtils.setSystemDarkUIStyle();
 
-    return Scaffold(
-      backgroundColor: AppColor.primaryLightColor,
-      body: GestureDetector(
-        onTap: () => FocusScope.of(context).unfocus(),
-        child: Container(
-          color: Colors.white,
-          child: SafeArea(
-            child: _supportScrollForm(context)
-                ? Stack(children: [
-                    Center(
-                      child: SingleChildScrollView(
-                        scrollDirection: Axis.vertical,
-                        child: _buildCenterForm(context)
-                      )
-                    ),
-                    Obx(() {
-                      if (controller.isBackButtonActivated) {
-                        return LoginBackButton(
-                          onBackAction: () => controller.handleBackButtonAction(context)
-                        );
-                      }
-                      return const SizedBox.shrink();
-                    })
-                  ])
-                : Stack(children: [
-                    _buildCenterForm(context),
-                    Obx(() {
-                      if (controller.isBackButtonActivated) {
-                        return LoginBackButton(
-                          onBackAction: () => controller.handleBackButtonAction(context)
-                        );
-                      }
-                      return const SizedBox.shrink();
-                    })
-                  ]),
+    return PopScope(
+      canPop: false,
+      onPopInvoked: (didPop) => !didPop
+        ? controller.handleBackButtonAction(context)
+        : null,
+      child: Scaffold(
+        backgroundColor: AppColor.primaryLightColor,
+        body: GestureDetector(
+          onTap: () => FocusScope.of(context).unfocus(),
+          child: Container(
+            color: Colors.white,
+            child: SafeArea(
+              child: _supportScrollForm(context)
+                  ? Stack(children: [
+                      Center(
+                        child: SingleChildScrollView(
+                          scrollDirection: Axis.vertical,
+                          child: _buildCenterForm(context)
+                        )
+                      ),
+                      Obx(() {
+                        if (controller.isBackButtonActivated) {
+                          return LoginBackButton(
+                            onBackAction: () => controller.handleBackButtonAction(context)
+                          );
+                        }
+                        return const SizedBox.shrink();
+                      })
+                    ])
+                  : Stack(children: [
+                      _buildCenterForm(context),
+                      Obx(() {
+                        if (controller.isBackButtonActivated) {
+                          return LoginBackButton(
+                            onBackAction: () => controller.handleBackButtonAction(context)
+                          );
+                        }
+                        return const SizedBox.shrink();
+                      })
+                    ]),
+            ),
           ),
-        ),
-      ));
+        )),
+    );
   }
 
   Widget _buildCenterForm(BuildContext context) {