44 lines
1.6 KiB
C#
44 lines
1.6 KiB
C#
using CommunityToolkit.Mvvm.ComponentModel;
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using CommunityToolkit.Mvvm.Input;
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using LehrerApp.Sync;
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using LehrerApp.Sync.Models;
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namespace LehrerApp.Desktop.ViewModels;
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public partial class SyncStatusViewModel : ObservableObject
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{
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private readonly SyncEngine? _engine;
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[ObservableProperty] private string _statusText = "Kein Server konfiguriert";
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[ObservableProperty] private string _lastSyncText = "";
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[ObservableProperty] private bool _isSyncing;
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[ObservableProperty] private bool _isServerConfigured;
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[ObservableProperty] private int _pendingCount;
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public SyncStatusViewModel(SyncEngine? engine)
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{
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_engine = engine;
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IsServerConfigured = engine is not null;
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if (_engine is not null) _engine.StatusChanged += OnStatus;
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}
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private void OnStatus(SyncStatus s)
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{
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IsSyncing = s.State == SyncState.Syncing;
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PendingCount = s.PendingEvents;
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StatusText = s.State switch
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{
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SyncState.Idle => PendingCount > 0 ? $"{PendingCount} ausstehend" : "Synchronisiert",
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SyncState.Syncing => "Synchronisiere…",
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SyncState.Offline => "Offline",
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SyncState.Error => $"Fehler: {s.ErrorMessage}",
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_ => "",
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};
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LastSyncText = s.LastSyncAt.HasValue ? $"Zuletzt: {s.LastSyncAt:HH:mm}" : "Noch nie";
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}
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[RelayCommand(CanExecute = nameof(CanSync))]
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private async Task SyncNow() { if (_engine is not null) await _engine.SyncNowAsync(); }
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private bool CanSync() => _engine is not null && !IsSyncing;
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}
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