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77 lines
2.1 KiB
77 lines
2.1 KiB
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import '/database/models/friends.dart';
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import '/utils/encryption/crypto_utils.dart';
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import '/utils/storage/database.dart';
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class FriendsRepository {
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static Future<Friend> getFriendByFriendId(String userId) async {
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final db = await getDatabaseConnection();
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final List<Map<String, dynamic>> maps = await db.query(
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'friends',
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where: 'friend_id = ?',
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whereArgs: [userId],
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);
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if (maps.length != 1) {
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throw ArgumentError('Invalid user id');
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}
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return Friend(
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id: maps[0]['id'],
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userId: maps[0]['user_id'],
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friendId: maps[0]['friend_id'],
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friendSymmetricKey: maps[0]['symmetric_key'],
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publicKey: CryptoUtils.rsaPublicKeyFromPem(maps[0]['asymmetric_public_key']),
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acceptedAt: maps[0]['accepted_at'] != null ? DateTime.parse(maps[0]['accepted_at']) : null,
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username: maps[0]['username'],
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);
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}
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static Future<List<Friend>> getFriends({bool? accepted}) async {
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final db = await getDatabaseConnection();
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String? where;
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if (accepted == true) {
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where = 'accepted_at IS NOT NULL';
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}
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if (accepted == false) {
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where = 'accepted_at IS NULL';
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}
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final List<Map<String, dynamic>> maps = await db.query(
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'friends',
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where: where,
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orderBy: 'accepted_at IS NOT NULL',
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);
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return List.generate(maps.length, (i) {
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return Friend(
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id: maps[i]['id'],
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userId: maps[i]['user_id'],
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friendId: maps[i]['friend_id'],
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friendSymmetricKey: maps[i]['symmetric_key'],
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publicKey: CryptoUtils.rsaPublicKeyFromPem(maps[i]['asymmetric_public_key']),
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acceptedAt: maps[i]['accepted_at'] != null ? DateTime.parse(maps[i]['accepted_at']) : null,
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username: maps[i]['username'],
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);
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});
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}
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static Future<DateTime?> getLatestAcceptedAt() async {
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final db = await getDatabaseConnection();
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final List<Map<String, dynamic>> maps = await db.rawQuery(
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'''
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SELECT friends.accepted_at FROM friends
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ORDER BY accepted_at DESC
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LIMIT 1;
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'''
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);
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return maps.isNotEmpty ? DateTime.parse(maps[0]['accepted_at']) : null;
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}
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}
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