From b796d0206f551ef611871606482e64490be8327b Mon Sep 17 00:00:00 2001
From: Valentin CZERYBA <valcze80@gmail.com>
Date: Tue, 5 Nov 2024 15:59:31 +0100
Subject: [PATCH] geographical search bars does works

---
 covas_mobile/lib/pages/ListItemMenu.dart | 71 ++++++++++++++++++------
 1 file changed, 54 insertions(+), 17 deletions(-)

diff --git a/covas_mobile/lib/pages/ListItemMenu.dart b/covas_mobile/lib/pages/ListItemMenu.dart
index 372f228..87a974e 100644
--- a/covas_mobile/lib/pages/ListItemMenu.dart
+++ b/covas_mobile/lib/pages/ListItemMenu.dart
@@ -62,6 +62,27 @@ class _MyHomePageState extends State<ListItemMenu> {
     return body;
   }
 
+  @override
+  void initState() {
+    super.initState();
+    // Initialize data fetch when the page loads
+    _fetchInitialData();
+  }
+
+  // Fetch initial data from API or any other necessary initialization
+  Future<void> _fetchInitialData() async {
+    try {
+      // Optionally, you can fetch posts initially if needed.
+      List<Events> initialPosts = await getPosts();
+      setState(() {
+        // Assign to the postsFuture and update the filtered posts if needed
+        filteredPosts = initialPosts;
+      });
+    } catch (e) {
+      print('Error fetching initial data: $e');
+    }
+  }
+
   Future<void> searchSuggestions(String input) async {
     await dotenv.load(fileName: ".env"); // Load .env file
 
@@ -109,15 +130,21 @@ class _MyHomePageState extends State<ListItemMenu> {
         "Content-Type": "application/json",
         HttpHeaders.cookieHeader: "access_token=$accessToken"
       });
-
+      print("status code : ${response.statusCode}");
       if (response.statusCode == 200) {
         final List<dynamic> body = json.decode(utf8.decode(response.bodyBytes));
+        print("results fetch : ${body}");
+        // Update state after getting the response
         setState(() {
-          filteredPosts = body.isNotEmpty
-              ? body
-                  .map((e) => Events.fromJson(e as Map<String, dynamic>))
-                  .toList()
-              : [];
+          if (body.isNotEmpty) {
+            // If we have results, map them to Events
+            filteredPosts = body
+                .map((e) => Events.fromJson(e as Map<String, dynamic>))
+                .toList();
+          } else {
+            // If no results, clear filteredPosts
+            filteredPosts.clear();
+          }
         });
       } else {
         throw Exception('Failed to load posts');
@@ -136,13 +163,13 @@ class _MyHomePageState extends State<ListItemMenu> {
               labelText: 'Search by geographical zone',
               border: OutlineInputBorder(),
               suffixIcon: IconButton(
-                icon: Icon(Icons.clear),
+                icon: const Icon(Icons.clear),
                 onPressed: () {
                   setState(() {
                     inputGeo.clear(); // Clear the text field
                     geographicalZone = ''; // Reset the geographical zone state
                     suggestions.clear(); // Optionally clear suggestions
-                    filteredPosts.clear();
+                    _fetchInitialData(); // Clear the filtered posts
                   });
                 },
               ),
@@ -236,10 +263,21 @@ class _MyHomePageState extends State<ListItemMenu> {
 
   // Function to display fetched data on screen
   Widget buildPosts(List<Events> posts) {
+    print("filteredposts : ${filteredPosts}");
+    final displayedPosts = filteredPosts;
+    print("results ${displayedPosts}");
+    // If filteredPosts is empty, show a message saying no data is available
+    if (displayedPosts.isEmpty) {
+      return const Center(
+        child: Text('No events available for this location.',
+            style: TextStyle(fontSize: 18, color: Colors.grey)),
+      );
+    }
+
     return ListView.separated(
-      itemCount: posts.length,
+      itemCount: displayedPosts.length,
       itemBuilder: (context, index) {
-        final post = posts[index];
+        final post = displayedPosts[index];
         final startDate = DateTime.parse(post.startDate!);
         final date = DateFormat.yMd().format(startDate);
         final time = DateFormat.Hm().format(startDate);
@@ -267,8 +305,7 @@ class SearchDelegateExample extends SearchDelegate {
       IconButton(
         icon: const Icon(Icons.clear),
         onPressed: () {
-          query = ''; // Clear the query text
-          showSuggestions(context); // Show suggestions
+          query = '';
         },
       ),
     ];
@@ -277,18 +314,18 @@ class SearchDelegateExample extends SearchDelegate {
   @override
   Widget buildLeading(BuildContext context) {
     return IconButton(
-      icon: const Icon(Icons.arrow_back), // Default back icon
+      icon: const Icon(Icons.arrow_back),
       onPressed: () {
-        close(context, null); // Close the search delegate
+        close(context, null);
       },
     );
   }
 
   @override
   Widget buildResults(BuildContext context) {
-    // Here, you can return the actual results based on the query
+    // Perform the search and return the results
     return FutureBuilder<List<Events>>(
-      future: searchPosts(query), // Implement your own search logic
+      future: searchPosts(query),
       builder: (context, snapshot) {
         if (snapshot.connectionState == ConnectionState.waiting) {
           return const Center(child: CircularProgressIndicator());
@@ -321,7 +358,7 @@ class SearchDelegateExample extends SearchDelegate {
 
   @override
   Widget buildSuggestions(BuildContext context) {
-    return Container(); // This is for showing search suggestions if needed
+    return Container(); // Implement suggestions if needed
   }
 
   Future<List<Events>> searchPosts(String query) async {