OpenContacts/lib/models/settings.dart

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3.3 KiB
Dart

import 'dart:convert';
import 'package:contacts_plus_plus/models/sem_ver.dart';
import 'package:contacts_plus_plus/models/users/online_status.dart';
import 'package:flutter/material.dart';
import 'package:uuid/uuid.dart';
class SettingsEntry<T> {
final T? value;
final T deflt;
const SettingsEntry({this.value, required this.deflt});
factory SettingsEntry.fromMap(Map map) {
return SettingsEntry<T>(
value: jsonDecode(map["value"]) as T?,
deflt: map["default"],
);
}
Map toMap() {
return {
"value": jsonEncode(value),
"default": deflt,
};
}
T get valueOrDefault => value ?? deflt;
SettingsEntry<T> withValue({required T newValue}) => SettingsEntry(value: newValue, deflt: deflt);
SettingsEntry<T> passThrough(T? newValue) {
return newValue == null ? this : this.withValue(newValue: newValue);
}
}
class Settings {
final SettingsEntry<bool> notificationsDenied;
final SettingsEntry<int> lastOnlineStatus;
final SettingsEntry<String> lastDismissedVersion;
final SettingsEntry<String> machineId;
final SettingsEntry<int> themeMode;
Settings({
SettingsEntry<bool>? notificationsDenied,
SettingsEntry<int>? lastOnlineStatus,
SettingsEntry<int>? themeMode,
SettingsEntry<String>? lastDismissedVersion,
SettingsEntry<String>? machineId
})
: notificationsDenied = notificationsDenied ?? const SettingsEntry<bool>(deflt: false),
lastOnlineStatus = lastOnlineStatus ?? SettingsEntry<int>(deflt: OnlineStatus.online.index),
themeMode = themeMode ?? SettingsEntry<int>(deflt: ThemeMode.dark.index),
lastDismissedVersion = lastDismissedVersion ?? SettingsEntry<String>(deflt: SemVer.zero().toString()),
machineId = machineId ?? SettingsEntry<String>(deflt: const Uuid().v4());
factory Settings.fromMap(Map map) {
return Settings(
notificationsDenied: retrieveEntryOrNull<bool>(map["notificationsDenied"]),
lastOnlineStatus: retrieveEntryOrNull<int>(map["lastOnlineStatus"]),
themeMode: retrieveEntryOrNull<int>(map["themeMode"]),
lastDismissedVersion: retrieveEntryOrNull<String>(map["lastDismissedVersion"]),
machineId: retrieveEntryOrNull<String>(map["machineId"]),
);
}
static SettingsEntry<T>? retrieveEntryOrNull<T>(Map? map) {
if (map == null) return null;
try {
return SettingsEntry<T>.fromMap(map);
} catch (_) {
return null;
}
}
Map toMap() {
return {
"notificationsDenied": notificationsDenied.toMap(),
"lastOnlineStatus": lastOnlineStatus.toMap(),
"themeMode": themeMode.toMap(),
"lastDismissedVersion": lastDismissedVersion.toMap(),
"machineId": machineId.toMap(),
};
}
Settings copy() => copyWith();
Settings copyWith({
bool? notificationsDenied,
int? lastOnlineStatus,
int? themeMode,
String? lastDismissedVersion,
String? machineId,
}) {
return Settings(
notificationsDenied: this.notificationsDenied.passThrough(notificationsDenied),
lastOnlineStatus: this.lastOnlineStatus.passThrough(lastOnlineStatus),
themeMode: this.themeMode.passThrough(themeMode),
lastDismissedVersion: this.lastDismissedVersion.passThrough(lastDismissedVersion),
machineId: this.machineId.passThrough(machineId),
);
}
}