109 lines
2.8 KiB
C#
109 lines
2.8 KiB
C#
using System.ComponentModel;
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using Microsoft.AspNetCore.Components;
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using VisionBuilder.UI.Common;
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namespace VisionBuilder.UI.Blazor.Components;
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public partial class SingleCameraControl : ComponentBase, IDisposable
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{
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[Parameter] public SingleCameraVM? ViewModel { get; set; }
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private string _cameraLabel = "";
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private string _currentRecipeName = "Select recipe";
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private bool _canSelectRecipe;
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private bool _canStart;
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private bool _canStop;
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private bool _canPause;
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private bool _canResume;
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private bool _canHotReload;
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private bool _showPauseButton;
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private SingleCameraVM? _subscribedVm;
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protected override void OnParametersSet()
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{
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if (_subscribedVm != ViewModel)
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{
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Unsubscribe();
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Subscribe();
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}
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}
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private void Subscribe()
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{
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_subscribedVm = ViewModel;
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if (ViewModel != null)
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{
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ViewModel.PropertyChanged += OnPropertyChanged;
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UpdateState();
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}
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}
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private void Unsubscribe()
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{
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if (_subscribedVm != null)
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_subscribedVm.PropertyChanged -= OnPropertyChanged;
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_subscribedVm = null;
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}
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private void UpdateState()
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{
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if (ViewModel == null) return;
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_cameraLabel = ViewModel.CameraLabelAndStatus;
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_currentRecipeName = ViewModel.CurrentRecipeName;
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_canSelectRecipe = ViewModel.IsNotRunning;
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_canStart = ViewModel.CanStart;
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_canStop = ViewModel.CanStop;
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_canPause = ViewModel.CanPause;
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_canResume = ViewModel.CanResume;
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_canHotReload = ViewModel.CanHotReload;
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_showPauseButton = ViewModel.CanPause || ViewModel.CanResume;
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}
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private async void OnPropertyChanged(object? sender, PropertyChangedEventArgs e)
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{
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UpdateState();
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await InvokeAsync(StateHasChanged);
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}
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private async Task OnSelectRecipe()
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{
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if (ViewModel?.SelectRecipeCommand.CanExecute(null) == true)
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await ViewModel.SelectRecipe();
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}
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private async Task OnStart()
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{
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if (ViewModel?.StartCommand.CanExecute(null) == true)
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await ViewModel.Start();
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}
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private async Task OnStop()
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{
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if (ViewModel?.StopCommand.CanExecute(null) == true)
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await ViewModel.Stop();
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}
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private void OnPause()
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{
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if (ViewModel?.PauseCommand.CanExecute(null) == true)
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ViewModel.PauseCommand.Execute(null);
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}
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private void OnResume()
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{
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if (ViewModel?.ResumeCommand.CanExecute(null) == true)
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ViewModel.ResumeCommand.Execute(null);
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}
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private void OnHotReload()
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{
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if (ViewModel?.HotReloadCommand.CanExecute(null) == true)
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ViewModel.HotReloadCommand.Execute(null);
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}
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public void Dispose()
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{
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Unsubscribe();
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}
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}
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