criada alguns widgets padrões e ajustada a tela de login

lib/main.dart

@@ -1,5 +1,5 @@
 import 'package:flutter/material.dart';
-import 'package:rkm/screens/login_screen.dart';
+import 'package:rkm/utils/color_palette.dart';
 import 'package:rkm/utils/routes.dart';
 void main() {
   runApp(const MyApp());
@@ -10,8 +10,13 @@ class MyApp extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return MaterialApp(
+      theme: ThemeData(
+        primaryColor: ColorPalette.primary,
+        appBarTheme: AppBarTheme(
+          color: ColorPalette.primary
+        )
+      ),
       debugShowCheckedModeBanner: false,
-      home: LoginScreen(),
       initialRoute: '/login',
       routes: routes,
     );

lib/screens/home_screen.dart

@@ -11,6 +11,7 @@ class _HomeScreenState extends State<HomeScreen> {
   @override
   Widget build(BuildContext context) {
     return Scaffold(
+      appBar: AppBar(title: Text('Home')),
       body: Container(
         child: Center(
             child: Text('home')

lib/screens/login_screen.dart

@@ -1,5 +1,10 @@
 import 'package:flutter/material.dart';
+import 'package:intl/intl.dart';
+import 'package:rkm/utils/color_palette.dart';
+import 'package:rkm/utils/const_variable.dart';
 import 'package:rkm/widgets/button_default.dart';
+import 'package:rkm/widgets/input_text.dart';
+import 'package:rkm/widgets/text_default.dart';
 
 class LoginScreen extends StatefulWidget {
   const LoginScreen({Key? key}) : super(key: key);
@@ -9,19 +14,112 @@ class LoginScreen extends StatefulWidget {
 }
 
 class _LoginScreenState extends State<LoginScreen> {
+
+  var inputUser = TextEditingController();
+  var inputPassword = TextEditingController();
+  String error = '';
+  String? now;
+  String? selectCity;
+
+  checkLogin(){
+    if(inputUser.text.isNotEmpty && inputPassword.text.isNotEmpty && inputUser.text == 'teste' && inputPassword.text == '123'){
+      if(selectCity!=null){
+        if(selectCity=='Piracicaba'){
+          setState(() {
+            error = '';
+            inputPassword.clear();
+            inputUser.clear();
+            selectCity = null;
+          });
+          Navigator.pushNamed(context, '/home');
+        }else{
+          setState(() {
+            error = 'Unidade Inválida';
+          });
+        }
+      }else{
+        setState(() {
+          error = 'Selecione sua unidade';
+        });
+      }
+    }else{
+      setState(() {
+        error = 'Usuário/senha inválido(s)';
+      });
+    }
+  }
+
+  @override
+  void initState() {
+    super.initState();
+    setState(() {
+      now = DateFormat('dd/MM/yyyy kk:mm:ss').format(DateTime.now());
+    });
+  }
+
   @override
   Widget build(BuildContext context) {
+
+    double width = MediaQuery.of(context).size.width;
+
     return Scaffold(
+      appBar: AppBar(
+        title: TextDefault(text: 'Login',fontSize: 30,color: ColorPalette.white),
+      ),
+      bottomSheet: Padding(
+        padding: const EdgeInsets.all(8.0),
+        child: TextDefault(
+          text: 'Última sincronização $now',
+          fontSize: 20,
+          color: ColorPalette.black54,
+        ),
+      ),
       body: Container(
         child: Center(
             child: Column(
               mainAxisSize: MainAxisSize.min,
               children: [
-                Text('Login'),
+                TextDefault(text: 'Login',fontSize: 30),
+                SizedBox(height: 10),
+                Container(
+                  width: width*0.6,
+                  child: DropdownButtonHideUnderline(
+                    child: DropdownButton<String>(
+                      hint: TextDefault(text: 'Selecione a cidade'),
+                        value: selectCity,
+                        items: ConstVariable().itensCity.map((value) => DropdownMenuItem(
+                            value: value,
+                            child: TextDefault(
+                              text: value,
+                            ),
+                          )
+                        ).toList(),
+                        onChanged: (value){
+                          setState(() {
+                            selectCity = value!;
+                          });
+                        }
+                    ),
+                  ),
+                ),
+                InputText(
+                  hint: 'Usuário',
+                  controller: inputUser,
+                  width: width*0.6
+                ),
+                SizedBox(height: 10),
+                InputText(
+                  hint: 'Senha',
+                  obscure: true,
+                  controller: inputPassword,
+                  width: width*0.6
+                ),
+                SizedBox(height: 10),
+                TextDefault(text: error,color: ColorPalette.red),
                 ButtonDefault(
-                  onPressed: ()=>Navigator.pushNamed(context, '/home'),
+                  onPressed: ()=>checkLogin(),
                   title: 'Entrar'
-                )
+                ),
               ],
             )
         ),

lib/utils/color_palette.dart

@@ -0,0 +1,8 @@
+import 'package:flutter/material.dart';
+class ColorPalette{
+  static const Color white = Colors.white;
+  static const Color red = Colors.red;
+  static const Color primary = Color(0xff408CB3);
+  static const Color border = Color(0xff86B6CD);
+  static const Color black54 = Colors.black54;
+}

lib/utils/const_variable.dart

@@ -0,0 +1,31 @@
+
+class ConstVariable{
+  List<String> itensCity = [
+    'Anhembi',
+    'Aparecida',
+    'Batatais',
+    'Cabreúva',
+    'Casa Branca',
+    'Descalvado',
+    'Extrema',
+    'Francisco Morato',
+    'Franco da Rocha',
+    'Igaraçu do Tiete',
+    'Itápolis',
+    'Itirapina',
+    'Ituverava',
+    'Jardinópolis',
+    'Laranjal Paulista',
+    'Macatuba',
+    'Mairiporã',
+    'Mococa',
+    'Morro Agudo',
+    'Pardinho',
+    'Pederneiras',
+    'Piracicaba',
+    'Porto Ferreira',
+    'Santa Rita',
+    'Santo Antonio da Alegria',
+    'Tapiratiba'
+  ];
+}

lib/widgets/button_default.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:rkm/utils/color_palette.dart';
 class ButtonDefault extends StatelessWidget {
   var onPressed;
   String title;
@@ -8,8 +9,8 @@ class ButtonDefault extends StatelessWidget {
   ButtonDefault({
     required this.onPressed,
     required this.title,
-    this.background = Colors.black38,
+    this.background = ColorPalette.primary,
-    this.textColor = Colors.white
+    this.textColor = ColorPalette.white
 });
 
   @override

lib/widgets/input_text.dart

@@ -0,0 +1,46 @@
+import 'package:flutter/material.dart';
+import 'package:rkm/utils/color_palette.dart';
+
+class InputText extends StatelessWidget {
+  bool obscure;
+  var controller;
+  double fontSize;
+  String hint;
+  double width;
+
+  InputText({
+    required this.controller,
+    required this.width,
+    this.obscure = false,
+    this.fontSize = 20.0,
+    this.hint = '',
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      padding: EdgeInsets.symmetric(horizontal: 10),
+      decoration: BoxDecoration(
+        borderRadius: BorderRadius.circular(15),
+        color: ColorPalette.border
+      ),
+      width: width,
+      child: TextFormField(
+        obscureText: this.obscure,
+        controller: this.controller,
+        style: TextStyle(
+          color: ColorPalette.white,
+          fontSize: this.fontSize,
+        ),
+        decoration: InputDecoration(
+          border: InputBorder.none,
+          hintText: this.hint,
+          hintStyle: TextStyle(
+            color: ColorPalette.white,
+            fontSize: this.fontSize,
+          )
+        )
+      ),
+    );
+  }
+}

lib/widgets/text_default.dart

@@ -0,0 +1,26 @@
+import 'package:flutter/material.dart';
+import 'package:rkm/utils/color_palette.dart';
+
+class TextDefault extends StatelessWidget {
+
+  String text;
+  double fontSize;
+  Color  color;
+
+  TextDefault({
+   required this.text,
+    this.fontSize = 20.0,
+    this.color = ColorPalette.border
+});
+
+  @override
+  Widget build(BuildContext context) {
+    return Text(
+      text,
+      style: TextStyle(
+        fontSize: fontSize,
+        color: color
+      ),
+    );
+  }
+}

pubspec.lock

@@ -67,6 +67,13 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  intl:
+    dependency: "direct main"
+    description:
+      name: intl
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.18.0"
   lints:
     dependency: transitive
     description:

pubspec.yaml

@@ -1,91 +1,25 @@
 name: rkm
 description: RKM AB 2.0.
 
-# The following line prevents the package from being accidentally published to
+publish_to: 'none'
-# pub.dev using `flutter pub publish`. This is preferred for private packages.
-publish_to: 'none' # Remove this line if you wish to publish to pub.dev
-
-# The following defines the version and build number for your application.
-# A version number is three numbers separated by dots, like 1.2.43
-# followed by an optional build number separated by a +.
-# Both the version and the builder number may be overridden in flutter
-# build by specifying --build-name and --build-number, respectively.
-# In Android, build-name is used as versionName while build-number used as versionCode.
-# Read more about Android versioning at https://developer.android.com/studio/publish/versioning
-# In iOS, build-name is used as CFBundleShortVersionString while build-number is used as CFBundleVersion.
-# Read more about iOS versioning at
-# https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
-# In Windows, build-name is used as the major, minor, and patch parts
-# of the product and file versions while build-number is used as the build suffix.
 version: 1.0.0+1
 
 environment:
   sdk: '>=2.18.6 <3.0.0'
 
-# Dependencies specify other packages that your package needs in order to work.
-# To automatically upgrade your package dependencies to the latest versions
-# consider running `flutter pub upgrade --major-versions`. Alternatively,
-# dependencies can be manually updated by changing the version numbers below to
-# the latest version available on pub.dev. To see which dependencies have newer
-# versions available, run `flutter pub outdated`.
 dependencies:
   flutter:
     sdk: flutter
 
-
-  # The following adds the Cupertino Icons font to your application.
-  # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.2
+  intl:
 
 dev_dependencies:
   flutter_test:
     sdk: flutter
 
-  # The "flutter_lints" package below contains a set of recommended lints to
-  # encourage good coding practices. The lint set provided by the package is
-  # activated in the `analysis_options.yaml` file located at the root of your
-  # package. See that file for information about deactivating specific lint
-  # rules and activating additional ones.
   flutter_lints: ^2.0.0
 
-# For information on the generic Dart part of this file, see the
-# following page: https://dart.dev/tools/pub/pubspec
-
-# The following section is specific to Flutter packages.
 flutter:
 
-  # The following line ensures that the Material Icons font is
+  uses-material-design: true
-  # included with your application, so that you can use the icons in
-  # the material Icons class.
-  uses-material-design: true
-
-  # To add assets to your application, add an assets section, like this:
-  # assets:
-  #   - images/a_dot_burr.jpeg
-  #   - images/a_dot_ham.jpeg
-
-  # An image asset can refer to one or more resolution-specific "variants", see
-  # https://flutter.dev/assets-and-images/#resolution-aware
-
-  # For details regarding adding assets from package dependencies, see
-  # https://flutter.dev/assets-and-images/#from-packages
-
-  # To add custom fonts to your application, add a fonts section here,
-  # in this "flutter" section. Each entry in this list should have a
-  # "family" key with the font family name, and a "fonts" key with a
-  # list giving the asset and other descriptors for the font. For
-  # example:
-  # fonts:
-  #   - family: Schyler
-  #     fonts:
-  #       - asset: fonts/Schyler-Regular.ttf
-  #       - asset: fonts/Schyler-Italic.ttf
-  #         style: italic
-  #   - family: Trajan Pro
-  #     fonts:
-  #       - asset: fonts/TrajanPro.ttf
-  #       - asset: fonts/TrajanPro_Bold.ttf
-  #         weight: 700
-  #
-  # For details regarding fonts from package dependencies,
-  # see https://flutter.dev/custom-fonts/#from-packages