From 053035f350e9676a41376d24c274c18adb623522 Mon Sep 17 00:00:00 2001
From: Pierre HUBERT <pierre.git@communiquons.org>
Date: Sat, 2 Nov 2019 12:46:17 +0100
Subject: [PATCH] Handle comments notifications

---
 lib/helpers/posts_helper.dart            | 14 ++++++
 lib/ui/routes/single_post_route.dart     | 62 ++++++++++++++++++++++++
 lib/ui/screens/notifications_screen.dart | 10 ++++
 lib/ui/widgets/posts_list_widget.dart    |  4 +-
 lib/utils/navigation_utils.dart          | 11 ++++-
 5 files changed, 96 insertions(+), 5 deletions(-)
 create mode 100644 lib/ui/routes/single_post_route.dart

diff --git a/lib/helpers/posts_helper.dart b/lib/helpers/posts_helper.dart
index fc3ec9d..49b9165 100644
--- a/lib/helpers/posts_helper.dart
+++ b/lib/helpers/posts_helper.dart
@@ -84,6 +84,20 @@ class PostsHelper {
     }
   }
 
+  /// Get a single post information
+  Future<Post> getSingle(int postID) async {
+    final response = await APIRequest(
+      uri: "posts/get_single",
+      args: {"postID": postID.toString()},
+      needLogin: true,
+    ).exec();
+
+    if (!response.isOK)
+      throw Exception("Could not get information about the post!");
+
+    return _apiToPost(response.getObject());
+  }
+
   /// Create a new post
   ///
   /// This function crash in case of error
diff --git a/lib/ui/routes/single_post_route.dart b/lib/ui/routes/single_post_route.dart
new file mode 100644
index 0000000..3cc4e0c
--- /dev/null
+++ b/lib/ui/routes/single_post_route.dart
@@ -0,0 +1,62 @@
+import 'package:comunic/helpers/posts_helper.dart';
+import 'package:comunic/lists/posts_list.dart';
+import 'package:comunic/ui/widgets/posts_list_widget.dart';
+import 'package:comunic/utils/intl_utils.dart';
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/material.dart';
+
+/// Single post route
+///
+/// @author Pierre HUBERT
+
+class SinglePostRoute extends StatelessWidget {
+  final int postID;
+
+  const SinglePostRoute({
+    Key key,
+    @required this.postID,
+  })  : assert(postID != null),
+        super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: Text(tr("Post")),
+      ),
+      body: _SinglePostRouteBody(postID: postID),
+    );
+  }
+}
+
+class _SinglePostRouteBody extends StatefulWidget {
+  final int postID;
+
+  const _SinglePostRouteBody({
+    Key key,
+    @required this.postID,
+  })  : assert(postID != null),
+        super(key: key);
+
+  @override
+  __SinglePostRouteBodyState createState() => __SinglePostRouteBodyState();
+}
+
+class __SinglePostRouteBodyState extends State<_SinglePostRouteBody> {
+  Future<PostsList> _getPost() async {
+    try {
+      return PostsList()..add(await PostsHelper().getSingle(widget.postID));
+    } on Exception catch (e) {
+      print(e);
+      return null;
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return PostsListWidget(
+      getPostsList: _getPost,
+      showPostsTarget: true,
+    );
+  }
+}
diff --git a/lib/ui/screens/notifications_screen.dart b/lib/ui/screens/notifications_screen.dart
index 12e7f9d..8504eae 100644
--- a/lib/ui/screens/notifications_screen.dart
+++ b/lib/ui/screens/notifications_screen.dart
@@ -8,6 +8,7 @@ import 'package:comunic/models/notification.dart' as n;
 import 'package:comunic/ui/widgets/account_image_widget.dart';
 import 'package:comunic/utils/date_utils.dart';
 import 'package:comunic/utils/intl_utils.dart';
+import 'package:comunic/utils/navigation_utils.dart';
 import 'package:comunic/utils/ui_utils.dart';
 import 'package:flutter/material.dart';
 
@@ -242,6 +243,7 @@ class _NotificationTile extends StatelessWidget {
       leading: AccountImageWidget(
         user: srcUser,
       ),
+      onTap: () => _onTap(context),
       title: Text(message),
       subtitle: Text(diffTimeFromNowToStr(notification.timeCreate)),
       trailing: PopupMenuButton<_PopupMenuActions>(
@@ -263,4 +265,12 @@ class _NotificationTile extends StatelessWidget {
         break;
     }
   }
+
+  void _onTap(BuildContext context) {
+    if (notification.onElemType == n.NotificationElementType.POST) {
+      openPostFullScreen(notification.onElemId, context);
+    }
+
+    // TODO : mark the notification as seen
+  }
 }
diff --git a/lib/ui/widgets/posts_list_widget.dart b/lib/ui/widgets/posts_list_widget.dart
index e06e129..da4d427 100644
--- a/lib/ui/widgets/posts_list_widget.dart
+++ b/lib/ui/widgets/posts_list_widget.dart
@@ -76,9 +76,7 @@ class _PostsListWidgetState extends State<PostsListWidget> {
 
   /// Load the list of posts
   Future<void> _loadPostsList({bool getOlder = false}) async {
-
-    if(_loading)
-      return;
+    if (_loading) return;
 
     _loading = true;
 
diff --git a/lib/utils/navigation_utils.dart b/lib/utils/navigation_utils.dart
index ef94bf6..ff7f93a 100644
--- a/lib/utils/navigation_utils.dart
+++ b/lib/utils/navigation_utils.dart
@@ -1,3 +1,4 @@
+import 'package:comunic/ui/routes/single_post_route.dart';
 import 'package:comunic/ui/routes/user_page_route.dart';
 import 'package:flutter/material.dart';
 import 'package:meta/meta.dart';
@@ -14,8 +15,14 @@ void openUserPage({@required int userID, @required BuildContext context}) {
   Navigator.of(context).push(
     MaterialPageRoute(
       builder: (c) => UserPageRoute(
-            userID: userID,
-          ),
+        userID: userID,
+      ),
     ),
   );
 }
+
+/// Open a post in full screen
+void openPostFullScreen(int postID, BuildContext context) {
+  Navigator.of(context)
+      .push(MaterialPageRoute(builder: (c) => SinglePostRoute(postID: postID)));
+}