import 'dart:convert';

import 'package:barcode_scanner/provider_container.dart';
import 'package:barcode_scanner/services/secure_storage.dart';
import 'package:freezed_annotation/freezed_annotation.dart';

part 'user_struct.freezed.dart';
part 'user_struct.g.dart';

@Freezed(toJson: true)
abstract class UserStruct with _$UserStruct {
  factory UserStruct({
    String? id,
    String? firstName,
    String? lastName,
    String? email,
    String? phone,
  }) = _UserStruct;

  factory UserStruct.fromJson(Map<String, dynamic> json) =>
      _$UserStructFromJson(json);
}

extension UserStructExt on UserStruct {
  String get key => 'user';

  String get fullName {
    final sb = StringBuffer();
    sb.write(firstName);
    if (firstName != null) {
      sb.write(' ');
    }
    sb.write(lastName);
    return sb.toString();
  }

  Future setToLocalStorage() {
    final storage = providerContainer.read(sharedPrefsProvider);
    return storage.write(key: id ?? key, value: jsonEncode(toJson()));
  }

  Future<UserStruct?> getFromLocalStorage() async {
    final storage = providerContainer.read(sharedPrefsProvider);
    final jsonString = await storage.read(key: id ?? key);
    if (jsonString == null) return null;
    return UserStruct.fromJson(jsonDecode(jsonString));
  }

  Future<void> deleteLocalStorage() {
    final storage = providerContainer.read(sharedPrefsProvider);
    return storage.delete(key: id ?? key);
  }
}