cake_wallet/cw_core/lib/sync_status.dart

79 lines
1.6 KiB
Dart
Raw Normal View History

abstract class SyncStatus {
const SyncStatus();
double progress();
}
class SyncingSyncStatus extends SyncStatus {
SyncingSyncStatus(this.blocksLeft, this.ptc);
final double ptc;
final int blocksLeft;
@override
double progress() => ptc;
@override
String toString() => '$blocksLeft';
factory SyncingSyncStatus.fromHeightValues(int chainTip, int initialSyncHeight, int syncHeight) {
final track = chainTip - initialSyncHeight;
final diff = track - (chainTip - syncHeight);
final ptc = diff <= 0 ? 0.0 : diff / track;
final left = chainTip - syncHeight;
// sum 1 because if at the chain tip, will say "0 blocks left"
return SyncingSyncStatus(left + 1, ptc);
}
}
class SyncedSyncStatus extends SyncStatus {
@override
double progress() => 1.0;
}
class NotConnectedSyncStatus extends SyncStatus {
const NotConnectedSyncStatus();
@override
double progress() => 0.0;
}
class AttemptingSyncStatus extends SyncStatus {
@override
double progress() => 0.0;
}
class FailedSyncStatus extends SyncStatus {
@override
double progress() => 1.0;
}
class ConnectingSyncStatus extends SyncStatus {
@override
double progress() => 0.0;
}
class ConnectedSyncStatus extends SyncStatus {
@override
double progress() => 0.0;
}
class UnsupportedSyncStatus extends SyncStatus {
@override
double progress() => 1.0;
}
class TimedOutSyncStatus extends SyncStatus {
@override
double progress() => 1.0;
@override
String toString() => 'Timed out';
}
class LostConnectionSyncStatus extends SyncStatus {
@override
double progress() => 1.0;
@override
String toString() => 'Reconnecting';
}