Files
ersatztv/ErsatzTV/Pages/ScheduleEditor.razor
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2021-02-08 21:13:53 -06:00

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@page "/schedules/{Id:int}"
@page "/schedules/add"
@using ErsatzTV.Application.ProgramSchedules
@using ErsatzTV.Application.ProgramSchedules.Queries
@inject NavigationManager NavigationManager
@inject ILogger<ScheduleEditor> Logger
@inject ISnackbar Snackbar
@inject IMediator Mediator
<div style="max-width: 400px;">
<MudText Typo="Typo.h4" Class="mb-4">@(IsEdit ? "Edit Schedule" : "Add Schedule")</MudText>
<EditForm EditContext="_editContext" OnSubmit="@HandleSubmitAsync">
<FluentValidator/>
<MudCard>
<MudCardContent>
<MudTextField Label="Name" @bind-Value="_model.Name" For="@(() => _model.Name)"/>
<MudSelect Class="mt-3" Label="Media Collection Playback Order" @bind-Value="_model.MediaCollectionPlaybackOrder" For="@(() => _model.MediaCollectionPlaybackOrder)">
@foreach (PlaybackOrder playbackOrder in Enum.GetValues<PlaybackOrder>())
{
<MudSelectItem Value="@playbackOrder">@playbackOrder</MudSelectItem>
}
</MudSelect>
</MudCardContent>
<MudCardActions>
<MudButton ButtonType="ButtonType.Submit" Variant="Variant.Filled" Color="Color.Primary">
@(IsEdit ? "Save Changes" : "Add Schedule")
</MudButton>
</MudCardActions>
</MudCard>
</EditForm>
</div>
@code {
[Parameter]
public int Id { get; set; }
private readonly ProgramScheduleEditViewModel _model = new();
private EditContext _editContext;
private ValidationMessageStore _messageStore;
protected override async Task OnParametersSetAsync()
{
if (IsEdit)
{
Option<ProgramScheduleViewModel> maybeProgramSchedule = await Mediator.Send(new GetProgramScheduleById(Id));
maybeProgramSchedule.Match(
viewModel =>
{
_model.Id = viewModel.Id;
_model.Name = viewModel.Name;
_model.MediaCollectionPlaybackOrder = viewModel.MediaCollectionPlaybackOrder;
},
() => NavigationManager.NavigateTo("404"));
}
else
{
_model.Name = "New Schedule";
_model.MediaCollectionPlaybackOrder = PlaybackOrder.Shuffle;
}
}
protected override void OnInitialized()
{
_editContext = new EditContext(_model);
_messageStore = new ValidationMessageStore(_editContext);
}
private bool IsEdit => Id > 0;
private async Task HandleSubmitAsync()
{
_messageStore.Clear();
if (_editContext.Validate())
{
Seq<BaseError> errorMessage = IsEdit ?
(await Mediator.Send(_model.ToUpdate())).LeftToSeq() :
(await Mediator.Send(_model.ToCreate())).LeftToSeq();
errorMessage.HeadOrNone().Match(
error =>
{
Snackbar.Add(error.Value);
Logger.LogError("Unexpected error saving schedule: {Error}", error.Value);
},
() => NavigationManager.NavigateTo("/schedules"));
}
}
}