53 lines
1.6 KiB
Dart
53 lines
1.6 KiB
Dart
import 'package:shared_preferences/shared_preferences.dart';
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class BlockService {
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static final BlockService _instance = BlockService._internal();
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factory BlockService() {
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return _instance;
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}
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BlockService._internal();
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// Function to add a number to the blocked list
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Future<void> blockNumber(String number) async {
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if (number.isEmpty) return;
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final prefs = await SharedPreferences.getInstance();
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List<String> blockedNumbers = prefs.getStringList('blockedNumbers') ?? [];
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if (!blockedNumbers.contains(number)) {
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blockedNumbers.add(number);
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await prefs.setStringList('blockedNumbers', blockedNumbers);
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print('$number has been blocked');
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} else {
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print('$number is already blocked');
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}
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}
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// Function to remove a number from the blocked list
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Future<void> unblockNumber(String number) async {
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if (number.isEmpty) return;
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final prefs = await SharedPreferences.getInstance();
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List<String> blockedNumbers = prefs.getStringList('blockedNumbers') ?? [];
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if (blockedNumbers.contains(number)) {
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blockedNumbers.remove(number);
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await prefs.setStringList('blockedNumbers', blockedNumbers);
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print('$number has been unblocked');
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} else {
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print('$number is not blocked');
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}
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}
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// Check if a number is blocked
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Future<bool> isNumberBlocked(String number) async {
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if (number.isEmpty) return false;
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final prefs = await SharedPreferences.getInstance();
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List<String> blockedNumbers = prefs.getStringList('blockedNumbers') ?? [];
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return blockedNumbers.contains(number);
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}
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}
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