Merge pull request #237 from atharva-khewle/main

anouncement

lib/new_ui/screens/AnnouncementScreen/announcementmodel.dart

@@ -0,0 +1,42 @@
+import 'package:cloud_firestore/cloud_firestore.dart';
+
+class AnnouncementModel {
+  Timestamp? startDate;
+  Timestamp? endDate;
+  String? div;
+  String? branch;
+  String? batch;
+  String? docURL;
+  String? title;
+
+  AnnouncementModel(
+      {this.startDate,
+        this.endDate,
+        this.div,
+        this.branch,
+        this.batch,
+        this.docURL,
+        this.title});
+
+  AnnouncementModel.fromJson(Map<String, dynamic> json) {
+    startDate = json['startDate'];
+    endDate = json['endDate'];
+    div = json['div'];
+    branch = json['branch'];
+    batch = json['batch'];
+    docURL = json['docURL'];
+    title = json['title'];
+  }
+
+  Map<String, dynamic> toJson() {
+    final Map<String, dynamic> data = new Map<String, dynamic>();
+    data['startDate'] = this.startDate;
+    data['endDate'] = this.endDate;
+    data['div'] = this.div;
+    data['branch'] = this.branch;
+    data['batch'] = this.batch;
+    data['docURL'] = this.docURL;
+    data['title'] = this.title;
+    return data;
+  }
+}

lib/new_ui/screens/AnnouncementScreen/announcementscreen.dart

@@ -0,0 +1,117 @@
+import 'package:cloud_firestore/cloud_firestore.dart';
+import 'package:flutter/material.dart';
+
+// import '../models/announcement_model/announcement_model.dart';
+import 'announcementmodel.dart';
+
+class AnnouncementScreen extends StatelessWidget {
+  final DateTime _lastDate = DateTime.now();
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: NestedScrollView(
+        headerSliverBuilder: (context, innerBoxIsScrolled) => [
+          SliverToBoxAdapter(
+            // You can add a header here if needed
+          ),
+        ],
+        body: StreamBuilder<DocumentSnapshot>(
+          stream: FirebaseFirestore.instance.collection('ImportantNotice').doc('Content').snapshots(),
+          builder: (context, snapshot) {
+            if (snapshot.connectionState == ConnectionState.waiting) {
+              return Center(child: CircularProgressIndicator());
+            } else if (snapshot.hasError) {
+              return Center(
+                child: Text(
+                  'Error: ${snapshot.error}',
+                  style: TextStyle(color: Colors.white),
+                ),
+              );
+            } else if (!snapshot.hasData || !snapshot.data!.exists) {
+              return Center(
+                child: Text(
+                  'No data available',
+                  style: TextStyle(color: Colors.white),
+                ),
+              );
+            } else {
+              final data = snapshot.data!.data() as Map<String, dynamic>?;
+              final List<dynamic> announcementsData = data?['content'] ?? [];
+
+              print("in announcement screen ppppppppppppppppppppppppppppppppppppppp");
+              print(data);
+
+              final announcements = announcementsData.map((json) => AnnouncementModel.fromJson(json)).toList();
+
+              return ListView.builder(
+                itemCount: announcements.length,
+                itemBuilder: (context, index) {
+                  final announcement = announcements[index];
+                  final listTile = AnnouncementListItem(
+                    announcementModel: announcement,
+                  );
+
+                  if (_lastDate.isSameDate(_parseTimestamp(announcement.startDate))) {
+                    return listTile;
+                  }
+
+                  return Column(
+                    crossAxisAlignment: CrossAxisAlignment.stretch,
+                    children: [
+                      _buildDateHeader(_parseTimestamp(announcement.startDate)),
+                      listTile,
+                    ],
+                  );
+                },
+              );
+            }
+          },
+        ),
+      ),
+    );
+  }
+
+  DateTime _parseTimestamp(dynamic timestamp) {
+    if (timestamp is Timestamp) {
+      return timestamp.toDate();
+    } else if (timestamp is String) {
+      return DateTime.parse(timestamp);
+    } else {
+      return DateTime.now();
+    }
+  }
+
+  Widget _buildDateHeader(DateTime date) {
+    // Customize this method to build your date header
+    return Container(
+      padding: EdgeInsets.all(8.0),
+      color: Colors.grey,
+      child: Text(
+        "${date.toLocal()}".split(' ')[0], // Display the date in a readable format
+        style: TextStyle(color: Colors.white, fontWeight: FontWeight.bold),
+      ),
+    );
+  }
+}
+
+class AnnouncementListItem extends StatelessWidget {
+  final AnnouncementModel announcementModel;
+
+  AnnouncementListItem({required this.announcementModel});
+
+  @override
+  Widget build(BuildContext context) {
+    return ListTile(
+      title: Text(announcementModel.title ?? "No Title"),
+      subtitle: Text(announcementModel.docURL ?? "No URL"),
+      // Add other fields as needed
+    );
+  }
+}
+
+extension DateTimeExtensions on DateTime {
+  bool isSameDate(DateTime other) {
+    return this.year == other.year && this.month == other.month && this.day == other.day;
+  }
+}