All_Project: Refactored 💫

lib/database/database_helper.dart

@@ -1,6 +1,7 @@
-import 'package:sqflite_common_ffi/sqflite_ffi.dart';
-import 'package:path/path.dart';
 import '../models/contact.dart';
+import 'package:path/path.dart';
+
+import 'package:sqflite_common_ffi/sqflite_ffi.dart';
 
 class DatabaseHelper {
   static final DatabaseHelper _instance = DatabaseHelper._internal();

lib/main.dart

@@ -1,6 +1,11 @@
 import 'package:flutter/material.dart';
+import 'package:sqflite_common_ffi/sqflite_ffi.dart';
+import 'package:contacts_dataist_ir/screens/contact_list_screen.dart';
 
 void main() {
+  WidgetsFlutterBinding.ensureInitialized();
+  sqfliteFfiInit();
+  databaseFactory = databaseFactoryFfi;
   runApp(const MyApp());
 }
 
@@ -10,34 +15,12 @@ class MyApp extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return MaterialApp(
-      title: 'Flutter Demo',
+      title: 'Contacts Dataist IR',
       theme: ThemeData(
         colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
+        useMaterial3: true,
       ),
-      home: const MyHomePage(title: ''),
+      home: const ContactListScreen(),
-    );
-  }
-}
-
-class MyHomePage extends StatefulWidget {
-  const MyHomePage({super.key, required this.title});
-
-  final String title;
-
-  @override
-  State<MyHomePage> createState() => _MyHomePageState();
-}
-
-class _MyHomePageState extends State<MyHomePage> {
-  @override
-  Widget build(BuildContext context) {
-    return Scaffold(
-      appBar: AppBar(
-        backgroundColor: Theme.of(context).colorScheme.inversePrimary,
-
-        title: Text(widget.title),
-      ),
-      body: Center(child: Column()),
     );
   }
 }

lib/screens/contact_list_screen.dart

@@ -1,5 +1,5 @@
-import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter/foundation.dart';
 import 'package:contacts_dataist_ir/models/contact.dart';
 import 'package:contacts_dataist_ir/database/database_helper.dart';
 
@@ -48,40 +48,49 @@ class _ContactListScreenState extends State<ContactListScreen> {
         title: const Text('Contacts Dataist IR'),
         backgroundColor: Theme.of(context).colorScheme.primary,
       ),
-      body: _isLoading
+      body:
-          ? const Center(child: CircularProgressIndicator())
+          _isLoading
-          : _contacts.isEmpty
+              ? const Center(child: CircularProgressIndicator())
-          ? const Center(
+              : _contacts.isEmpty
-        child: Text('No contacts found. Add a new one!', style: TextStyle(fontSize: 18)),
+              ? const Center(
-      )
+                child: Text(
-          : ListView.builder(
+                  'No contacts found. Add a new one!',
-        itemCount: _contacts.length,
+                  style: TextStyle(fontSize: 18),
-        itemBuilder: (context, index) {
+                ),
-          final contact = _contacts[index];
+              )
-          return Card(
+              : ListView.builder(
-            margin: const EdgeInsets.symmetric(horizontal: 10, vertical: 5),
+                itemCount: _contacts.length,
-            child: ListTile(
+                itemBuilder: (context, index) {
-              title: Text(contact.name),
+                  final contact = _contacts[index];
-              subtitle: Text(contact.phone ?? contact.email ?? 'No phone or email'),
+                  return Card(
-              onTap: () {
+                    margin: const EdgeInsets.symmetric(
-                if (kDebugMode) {
+                      horizontal: 10,
-                  print('Tapped on ${contact.name}');
+                      vertical: 5,
-                }
+                    ),
-              },
+                    child: ListTile(
-              trailing: IconButton(
+                      title: Text(contact.name),
-                icon: const Icon(Icons.delete, color: Colors.red),
+                      subtitle: Text(
-                onPressed: () async {
+                        contact.phone ?? contact.email ?? 'No phone or email',
-                  if (kDebugMode) {
+                      ),
-                    print('Delete ${contact.name}');
+                      onTap: () {
-                  }
+                        if (kDebugMode) {
-                  await _dbHelper.deleteContact(contact.id!);
+                          print('Tapped on ${contact.name}');
-                  _loadContacts();
+                        }
+                      },
+                      trailing: IconButton(
+                        icon: const Icon(Icons.delete, color: Colors.red),
+                        onPressed: () async {
+                          if (kDebugMode) {
+                            print('Delete ${contact.name}');
+                          }
+                          await _dbHelper.deleteContact(contact.id!);
+                          _loadContacts();
+                        },
+                      ),
+                    ),
+                  );
                 },
               ),
-            ),
-          );
-        },
-      ),
       floatingActionButton: FloatingActionButton(
         onPressed: () {
           if (kDebugMode) {
@@ -92,4 +101,4 @@ class _ContactListScreenState extends State<ContactListScreen> {
       ),
     );
   }
-}
+}