111 lines
3.5 KiB
Dart
111 lines
3.5 KiB
Dart
import 'package:drift/drift.dart';
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import '../../transport/connection_type.dart';
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import 'app_database.dart';
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/// Zugriff auf die Einzeilen-Einstellungstabelle (Doku 7.5): welches
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/// Drohnenprofil zuletzt aktiv war und welche Mission zuletzt bearbeitet
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/// wurde, um beide nach einem Neustart wiederherzustellen.
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class AppSettingsRepository {
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AppSettingsRepository(this._db);
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final AppDatabase _db;
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static const _rowId = 0;
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Future<
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({
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int? activeDroneProfileId,
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int? currentMissionId,
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String? connectionDeviceAddress,
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bool connectionAutoConnect,
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ConnectionType connectionType,
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String? connectionWifiHost,
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int connectionWifiPort,
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})> load() async {
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final row = await (_db.select(_db.appSettingsTable)
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..where((s) => s.id.equals(_rowId)))
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.getSingleOrNull();
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return (
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activeDroneProfileId: row?.activeDroneProfileId,
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currentMissionId: row?.currentMissionId,
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connectionDeviceAddress: row?.connectionDeviceAddress,
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connectionAutoConnect: row?.connectionAutoConnect ?? true,
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connectionType: ConnectionType.values.firstWhere(
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(t) => t.name == row?.connectionType,
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orElse: () => ConnectionType.bluetooth,
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),
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connectionWifiHost: row?.connectionWifiHost,
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connectionWifiPort: row?.connectionWifiPort ?? kDefaultWifiPort,
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);
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}
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Future<void> setActiveDroneProfileId(int? id) async {
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await _upsert(AppSettingsTableCompanion(
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id: const Value(_rowId),
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activeDroneProfileId: Value(id),
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));
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}
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Future<void> setCurrentMissionId(int? id) async {
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await _upsert(AppSettingsTableCompanion(
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id: const Value(_rowId),
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currentMissionId: Value(id),
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));
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}
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/// Gemerkte Bluetooth-MAC-Adresse (Doku Kommunikationsschicht 3.2a), oder
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/// null um die Erinnerung zu loeschen (z.B. nach "Geraet entkoppeln").
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Future<String?> loadConnectionDeviceAddress() async =>
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(await load()).connectionDeviceAddress;
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Future<void> setConnectionDeviceAddress(String? address) async {
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await _upsert(AppSettingsTableCompanion(
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id: const Value(_rowId),
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connectionDeviceAddress: Value(address),
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));
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}
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/// "Beim Wechsel in Fly automatisch verbinden" (Doku 7), Standard an.
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Future<void> setConnectionAutoConnect(bool value) async {
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await _upsert(AppSettingsTableCompanion(
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id: const Value(_rowId),
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connectionAutoConnect: Value(value),
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));
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}
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/// Gewaehlte Verbindungsart (Doku Kommunikationsschicht 7).
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Future<void> setConnectionType(ConnectionType type) async {
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await _upsert(AppSettingsTableCompanion(
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id: const Value(_rowId),
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connectionType: Value(type.name),
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));
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}
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/// Vom Nutzer eingetragene Ziel-IP der WLAN-Bruecke (Doku 3), oder null um
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/// die Vorgabe zu loeschen und nur noch aus dem Verkehr zu lernen.
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Future<String?> loadConnectionWifiHost() async =>
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(await load()).connectionWifiHost;
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Future<void> setConnectionWifiHost(String? host) async {
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await _upsert(AppSettingsTableCompanion(
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id: const Value(_rowId),
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connectionWifiHost: Value(host),
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));
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}
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Future<int> loadConnectionWifiPort() async =>
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(await load()).connectionWifiPort;
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Future<void> setConnectionWifiPort(int port) async {
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await _upsert(AppSettingsTableCompanion(
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id: const Value(_rowId),
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connectionWifiPort: Value(port),
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));
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}
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Future<void> _upsert(AppSettingsTableCompanion companion) async {
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await _db.into(_db.appSettingsTable).insertOnConflictUpdate(companion);
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}
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}
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