auth UI and Api

lib/utils/constants/api_const.dart

@@ -7,4 +7,5 @@ abstract class ApiEndpoints {
   static const String login = '$baseUrl/authentication/user/login';
   static const String forgetPassword = '$baseUrl/authentication/user/forget-password';
   static const String sendOtp = '$baseUrl/authentication/user/send-otp';
+  static const String verifyOtp = '$baseUrl/authentication/user/verify-otp';
 }

lib/utils/constants/strings_manager.dart

@@ -0,0 +1,43 @@
+class StringsManager {
+  static const noRouteFound = 'No route found';
+  static const noInternetConnection = 'No internet connection';
+  static const String dashboard = 'Dashboard';
+  static const String devices = 'Devices';
+  static const String routine = 'Routines';
+  static const String tapToRunRoutine = 'Tap to run routine';
+  static const String wizard = 'Wizard';
+  static const String active = 'Active';
+  static const String current = 'Current';
+  static const String frequency = 'Frequency';
+  static const String energyUsage = 'Energy Usage';
+  static const String totalConsumption = 'Total Consumption';
+  static const String ACConsumption = 'AC Consumption';
+  static const String units = 'Units';
+  static const String emissions = 'Emissions';
+  static const String reductions = 'Reductions';
+  static const String winter = 'Winter';
+  static const String winterMode = 'Winter Mode';
+  static const String summer = 'Summer';
+  static const String summerMode = 'Summer Mode';
+  static const String on = 'ON';
+  static const String off = 'OFF';
+  static const String timer = 'Timer';
+  static const String dimmerAndColor = "Dimmer & color";
+  static const String recentlyUsed = "Recently used colors";
+  static const String lightingModes = "Lighting modes";
+  static const String doze = "Doze";
+  static const String relax = "Relax";
+  static const String reading = "Reading";
+  static const String energizing = "Energizing";
+  static const String createScene = 'Create Scene';
+  static const String tapToRun = 'Launch: Tap - To - Run';
+  static const String turnOffAllLights =
+      'Example: turn off all lights in the with one tap.';
+  static const String whenDeviceStatusChanges = 'When device status changes';
+  static const String whenUnusualActivityIsDetected =
+      'Example: when an unusual activity is detected.';
+  static const String functions = "Functions";
+  static const String firstLaunch = "firstLaunch";
+  static const String deleteScene = 'Delete Scene';
+  static const String deleteAutomation = 'Delete Automation';
+}

lib/utils/helpers/shared_preferences_helper.dart

@@ -0,0 +1,58 @@
+import 'package:shared_preferences/shared_preferences.dart';
+
+class SharedPreferencesHelper {
+  static saveStringToSP(String key, String value) async {
+    final prefs = await SharedPreferences.getInstance();
+    await prefs.setString(key, value);
+  }
+
+  static saveBoolToSP(String key, bool value) async {
+    final prefs = await SharedPreferences.getInstance();
+    await prefs.setBool(key, value);
+  }
+
+  static saveIntToSP(String key, int value) async {
+    final prefs = await SharedPreferences.getInstance();
+    await prefs.setInt(key, value);
+  }
+
+  static saveDoubleToSP(String key, double value) async {
+    final prefs = await SharedPreferences.getInstance();
+    await prefs.setDouble(key, value);
+  }
+
+  static saveStringListToSP(String key, List<String> value) async {
+    final prefs = await SharedPreferences.getInstance();
+    await prefs.setStringList(key, value);
+  }
+
+  static Future<String> readStringFromSP(String key) async {
+    final prefs = await SharedPreferences.getInstance();
+    String value = prefs.getString(key) ?? '';
+    return value;
+  }
+
+  static Future<bool?> readBoolFromSP(String key) async {
+    final prefs = await SharedPreferences.getInstance();
+    bool? value = prefs.getBool(key);
+    return value;
+  }
+
+  static Future<int> readIntFromSP(String key) async {
+    final prefs = await SharedPreferences.getInstance();
+    int value = prefs.getInt(key) ?? 0;
+    return value;
+  }
+
+  static Future<List<String>> readStringListFromSP(String key) async {
+    final prefs = await SharedPreferences.getInstance();
+    List<String>? value = prefs.getStringList(key) ?? [];
+    return value;
+  }
+
+  static Future<bool> removeValueFromSP(String key) async {
+    final prefs = await SharedPreferences.getInstance();
+    await prefs.remove(key);
+    return true;
+  }
+}