Init core module

core/lib/presentation/utils/keyboard_utils.dart

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+import 'package:flutter/cupertino.dart';
+
+class KeyboardUtils {
+  void hideKeyboard(BuildContext context) {
+    FocusScopeNode currentFocus = FocusScope.of(context);
+    if (!currentFocus.hasPrimaryFocus) {
+      currentFocus.unfocus();
+    }
+  }
+}

core/lib/presentation/utils/responsive_utils.dart

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+import 'package:flutter/widgets.dart';
+
+class ResponsiveUtils {
+
+  static const int _minLargeWidth = 950;
+  static const int _minMediumWidth = 600;
+
+  static const double _loginTextFieldWidthSmallScreen = 280.0;
+  static const double _loginTextFieldWidthLargeScreen = 320.0;
+  static const double _loginButtonWidth = 240.0;
+
+  double getSizeWidthScreen(BuildContext context) {
+    return MediaQuery.of(context).size.width;
+  }
+
+  double getSizeHeightScreen(BuildContext context) {
+    return MediaQuery.of(context).size.height;
+  }
+
+  bool isLargeScreen(BuildContext context) {
+    return getSizeWidthScreen(context) >= _minLargeWidth;
+  }
+
+  bool isSmallScreen(BuildContext context) {
+    return getSizeWidthScreen(context) < _minMediumWidth;
+  }
+
+  bool isMediumScreen(BuildContext context) {
+    return getSizeWidthScreen(context) >= _minMediumWidth && getSizeWidthScreen(context) < _minLargeWidth;
+  }
+
+  double getWidthLoginTextField(BuildContext context) => isSmallScreen(context)
+    ? _loginTextFieldWidthSmallScreen
+    : _loginTextFieldWidthLargeScreen;
+
+  double getWidthLoginButton() => _loginButtonWidth;
+}

core/lib/presentation/utils/style_utils.dart

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+import 'package:core/presentation/extensions/color_extension.dart';
+import 'package:flutter/material.dart';
+
+class CommonTextStyle {
+  static final textStyleNormal = TextStyle(
+    color: AppColor.primaryColor,
+    fontSize: 14,
+    fontStyle: FontStyle.normal,
+    fontWeight: FontWeight.normal,
+  );
+}

core/lib/presentation/utils/theme_utils.dart

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+import 'package:core/presentation/constants/constants_ui.dart';
+import 'package:core/presentation/extensions/color_extension.dart';
+import 'package:flutter/material.dart';
+
+ThemeData appTheme() {
+  return ThemeData(
+    scaffoldBackgroundColor: Colors.white,
+    fontFamily: ConstantsUI.fontApp,
+    appBarTheme: appBarTheme(),
+    textTheme: textTheme(),
+    visualDensity: VisualDensity.adaptivePlatformDensity,
+  );
+}
+
+InputDecorationTheme inputDecorationTheme() {
+  OutlineInputBorder outlineInputBorder = OutlineInputBorder(
+    borderRadius: BorderRadius.circular(28),
+    borderSide: BorderSide(color: AppColor.baseTextColor),
+    gapPadding: 10,
+  );
+  return InputDecorationTheme(
+    floatingLabelBehavior: FloatingLabelBehavior.always,
+    contentPadding: EdgeInsets.symmetric(horizontal: 42, vertical: 20),
+    enabledBorder: outlineInputBorder,
+    focusedBorder: outlineInputBorder,
+    border: outlineInputBorder,
+  );
+}
+
+TextTheme textTheme() {
+  return TextTheme(
+    bodyText1: TextStyle(color: AppColor.baseTextColor),
+    bodyText2: TextStyle(color: AppColor.baseTextColor),
+  );
+}
+
+AppBarTheme appBarTheme() {
+  return AppBarTheme(
+    color: Colors.white,
+    elevation: 0,
+    brightness: Brightness.light,
+    iconTheme: IconThemeData(color: Colors.black),
+    textTheme: TextTheme(
+      headline6: TextStyle(color: Color(0XFF8B8B8B), fontSize: 18),
+    ),
+  );
+}