Implemented feature to add new posts

7 files changed, 190 insertions, 5 deletions

diff --git a/lib/database/helper.dart b/lib/database/helper.dart
index a1f672d..e684ee0 100644
--- a/lib/database/helper.dart
+++ b/lib/database/helper.dart
@@ -20,18 +20,18 @@ class DatabaseHelper {
     _database = await openDatabase(
       dbDir,
       version: dbVersion,
-      onConfigure: _onConfigure,
+      onCreate: _onCreate,
     );
     return _database!;
   }
 
   Future<Database> get database async => _database ?? await _initDatabase();
 
-  static void _onConfigure(Database db) {
-    db.execute("""CREATE TABLE posts (
+  static void _onCreate(Database db, int version) async {
+    await db.execute("""CREATE TABLE posts (
   id INTEGER PRIMARY KEY,
   description VARCHAR(500),
-  date DATE,
+  date DATE
 );""");
   }
 
diff --git a/lib/models/post.dart b/lib/models/post.dart
index 28231f1..e1de8cc 100644
--- a/lib/models/post.dart
+++ b/lib/models/post.dart
@@ -13,7 +13,7 @@ class Post {
     return Post(
       id: map["id"],
       description: map["description"],
-      date: map["description"],
+      date: map["date"],
     );
   }
 }
diff --git a/lib/routes.dart b/lib/routes.dart
index e74f28d..7510075 100644
--- a/lib/routes.dart
+++ b/lib/routes.dart
@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:pmsna1/screens/dashboard_screen.dart';
+import 'package:pmsna1/screens/new_post_screen.dart';
 import 'package:pmsna1/screens/onboarding_screen.dart';
 
 import 'screens/login_screen.dart';
@@ -11,5 +12,6 @@ Map<String, WidgetBuilder> getApplicationRoutes() {
     '/register': (BuildContext context) => const RegisterScreen(),
     '/onboard': (BuildContext context) => const OnboardingScreen(),
     '/dash': (BuildContext context) => const DashboardScreen(),
+    '/new': (BuildContext context) => const NewPostScreen(),
   };
 }
diff --git a/lib/screens/dashboard_screen.dart b/lib/screens/dashboard_screen.dart
index 69e6d00..3f4ae21 100644
--- a/lib/screens/dashboard_screen.dart
+++ b/lib/screens/dashboard_screen.dart
@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:pmsna1/providers/theme_provider.dart';
 import 'package:pmsna1/settings/themes.dart';
+import 'package:pmsna1/widgets/post_list.dart';
 import 'package:provider/provider.dart';
 
 class DashboardScreen extends StatelessWidget {
@@ -14,6 +15,9 @@ class DashboardScreen extends StatelessWidget {
           SliverAppBar.large(
             title: const Text('Inicio'),
           ),
+          const SliverFillRemaining(
+            child: PostList(),
+          ),
         ],
       ),
       drawer: Drawer(
@@ -58,6 +62,13 @@ class DashboardScreen extends StatelessWidget {
           ],
         ),
       ),
+      floatingActionButton: FloatingActionButton.extended(
+        label: const Text('Nuevo'),
+        icon: const Icon(Icons.create),
+        onPressed: () {
+          Navigator.of(context).pushNamed('/new');
+        },
+      ),
     );
   }
 }
diff --git a/lib/screens/new_post_screen.dart b/lib/screens/new_post_screen.dart
new file mode 100644
index 0000000..ee1ed50
--- /dev/null
+++ b/lib/screens/new_post_screen.dart
@@ -0,0 +1,70 @@
+import 'package:flutter/material.dart';
+import 'package:pmsna1/database/helper.dart';
+
+class NewPostScreen extends StatefulWidget {
+  const NewPostScreen({super.key});
+
+  @override
+  State<NewPostScreen> createState() => _NewPostScreenState();
+}
+
+class _NewPostScreenState extends State<NewPostScreen> {
+  final TextEditingController _controller = TextEditingController();
+  final _formKey = GlobalKey<FormState>();
+  final DatabaseHelper _database = DatabaseHelper();
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('Nueva publicación'),
+        actions: [
+          IconButton(
+            icon: const Icon(Icons.send),
+            tooltip: 'Publicar',
+            onPressed: () {
+              _database.insert('posts', {
+                'description': _controller.text,
+                'date': DateTime.now().toString(),
+              }).then((value) {
+                SnackBar bar = SnackBar(
+                  content: Text(
+                    value > 0 ? 'Registro insertado' : 'Ocurrió un error',
+                  ),
+                );
+
+                ScaffoldMessenger.of(context).showSnackBar(bar);
+                Navigator.of(context).pop();
+              });
+            },
+          )
+        ],
+      ),
+      body: Padding(
+        padding: const EdgeInsets.all(12.0),
+        child: Form(
+          key: _formKey,
+          child: Column(
+            children: [
+              TextFormField(
+                controller: _controller,
+                maxLines: 4,
+                textAlignVertical: TextAlignVertical.top,
+                decoration: const InputDecoration(
+                  border: OutlineInputBorder(),
+                  labelText: 'Contenido',
+                ),
+                validator: (value) {
+                  if (value != null && value.isNotEmpty) {
+                    return null;
+                  }
+                  return 'Este campo no debe estar vacío';
+                },
+              ),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+}
diff --git a/lib/widgets/post_item.dart b/lib/widgets/post_item.dart
new file mode 100644
index 0000000..55f0a60
--- /dev/null
+++ b/lib/widgets/post_item.dart
@@ -0,0 +1,62 @@
+import 'package:flutter/material.dart';
+import 'package:pmsna1/models/post.dart';
+
+class PostItem extends StatelessWidget {
+  final Post post;
+
+  final padding = 16.0;
+  final spacer = const SizedBox(
+    height: 16.0,
+    width: 16.0,
+  );
+
+  const PostItem({super.key, required this.post});
+
+  @override
+  Widget build(BuildContext context) {
+    final avatar = CircleAvatar(
+      child: Image.asset("assets/logo_itc.png"),
+    );
+
+    const txtUser = Text(
+      'Iván Ávalos',
+      style: TextStyle(fontWeight: FontWeight.bold),
+    );
+    final txtDate = Text(post.date);
+    final txtDesc = Text(post.description);
+    final imgPost = Image.asset('assets/logo_itc.png');
+    const likes = Icon(Icons.rate_review);
+
+    return Card(
+      margin: EdgeInsets.fromLTRB(padding, 0, padding, padding),
+      child: Padding(
+        padding: EdgeInsets.all(padding),
+        child: Column(
+          mainAxisSize: MainAxisSize.min,
+          crossAxisAlignment: CrossAxisAlignment.stretch,
+          children: [
+            Row(
+              mainAxisAlignment: MainAxisAlignment.spaceBetween,
+              children: [
+                Row(children: [
+                  avatar,
+                  spacer,
+                  Column(
+                      crossAxisAlignment: CrossAxisAlignment.start,
+                      children: [txtUser, txtDate])
+                ]),
+              ],
+            ),
+            spacer,
+            Card(
+              child: Padding(
+                padding: EdgeInsets.all(padding),
+                child: txtDesc,
+              ),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}
diff --git a/lib/widgets/post_list.dart b/lib/widgets/post_list.dart
new file mode 100644
index 0000000..1f0f870
--- /dev/null
+++ b/lib/widgets/post_list.dart
@@ -0,0 +1,40 @@
+import 'package:flutter/material.dart';
+import 'package:pmsna1/database/helper.dart';
+import 'package:pmsna1/models/post.dart';
+import 'package:pmsna1/widgets/post_item.dart';
+
+class PostList extends StatefulWidget {
+  const PostList({super.key});
+
+  @override
+  State<PostList> createState() => _PostListState();
+}
+
+class _PostListState extends State<PostList> {
+  late DatabaseHelper helper;
+
+  @override
+  void initState() {
+    super.initState();
+    helper = DatabaseHelper();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return FutureBuilder(
+      future: helper.getAllPost(),
+      builder: (BuildContext context, AsyncSnapshot<List<Post>> snapshot) =>
+          snapshot.hasData
+              ? ListView.builder(
+                  itemCount: snapshot.data?.length,
+                  itemBuilder: (context, index) {
+                    Post post = snapshot.data![index];
+                    return PostItem(post: post);
+                  },
+                )
+              : snapshot.hasError
+                  ? const Center(child: Text('Ocurrió un error'))
+                  : const Center(child: CircularProgressIndicator()),
+    );
+  }
+}