Initial commit

2021-02-08 21:13:53 -06:00
commit 4d52e115b5
493 changed files with 31399 additions and 0 deletions
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+@page "/channels/{Id:int?}"
+@page "/channels/add"
+@using ErsatzTV.Application.FFmpegProfiles
+@using ErsatzTV.Application.FFmpegProfiles.Queries
+@using ErsatzTV.Application.Images.Commands
+@using ErsatzTV.Application.Channels
+@using ErsatzTV.Application.Channels.Queries
+@inject NavigationManager NavigationManager
+@inject ILogger<ChannelEditor> Logger
+@inject ISnackbar Snackbar
+@inject IMediator Mediator
+
+<div style="max-width: 400px;">
+    <MudText Typo="Typo.h4" Class="mb-4">@(IsEdit ? "Edit Channel" : "Add Channel")</MudText>
+
+    <EditForm EditContext="_editContext" OnSubmit="@HandleSubmitAsync">
+        <FluentValidator/>
+        <MudCard>
+            <MudCardContent>
+                <MudTextField Label="Number" @bind-Value="_model.Number" For="@(() => _model.Number)" Immediate="true"/>
+                <MudTextField Class="mt-3" Label="Name" @bind-Value="_model.Name" For="@(() => _model.Name)"/>
+                <MudSelect Class="mt-3" Label="Streaming Mode" @bind-Value="_model.StreamingMode" For="@(() => _model.StreamingMode)">
+                    @foreach (StreamingMode streamingMode in Enum.GetValues<StreamingMode>())
+                    {
+                        <MudSelectItem Value="@streamingMode">@streamingMode</MudSelectItem>
+                    }
+                </MudSelect>
+                <MudSelect Class="mt-3" Label="FFmpeg Profile" @bind-Value="_model.FFmpegProfileId" For="@(() => _model.FFmpegProfileId)"
+                           Disabled="@(_model.StreamingMode != StreamingMode.TransportStream)">
+                    @foreach (FFmpegProfileViewModel profile in _ffmpegProfiles)
+                    {
+                        <MudSelectItem Value="@profile.Id">@profile.Name</MudSelectItem>
+                    }
+                </MudSelect>
+                <MudGrid Class="mt-3" Style="align-items: center" Justify="Justify.Center">
+                    <MudItem xs="6">
+                        <InputFile id="fileInput" OnChange="UploadLogo" hidden/>
+                        @if (!string.IsNullOrWhiteSpace(_model.Logo))
+                        {
+                            <MudElement HtmlTag="img" src="@($"iptv/images/{_model.Logo}")" Style="max-height: 50px"/>
+                        }
+                    </MudItem>
+                    <MudItem xs="6">
+                        <MudButton Class="ml-auto" HtmlTag="label"
+                                   Variant="Variant.Filled"
+                                   Color="Color.Primary"
+                                   StartIcon="@Filled.CloudUpload"
+                                   for="fileInput">
+                            Upload Logo
+                        </MudButton>
+                    </MudItem>
+                </MudGrid>
+            </MudCardContent>
+            <MudCardActions>
+                <MudButton ButtonType="ButtonType.Submit" Variant="Variant.Filled" Color="Color.Primary">
+                    @(IsEdit ? "Save Changes" : "Add Channel")
+                </MudButton>
+            </MudCardActions>
+        </MudCard>
+    </EditForm>
+</div>
+
+@code {
+
+    [Parameter]
+    public int? Id { get; set; }
+
+    private readonly ChannelEditViewModel _model = new();
+    private EditContext _editContext;
+    private ValidationMessageStore _messageStore;
+
+    private List<FFmpegProfileViewModel> _ffmpegProfiles;
+
+    protected override async Task OnParametersSetAsync()
+    {
+        await LoadFFmpegProfilesAsync();
+
+        if (Id.HasValue)
+        {
+            Option<ChannelViewModel> maybeChannel = await Mediator.Send(new GetChannelById(Id.Value));
+            maybeChannel.Match(
+                channelViewModel =>
+                {
+                    _model.Id = channelViewModel.Id;
+                    _model.Name = channelViewModel.Name;
+                    _model.Number = channelViewModel.Number;
+                    _model.FFmpegProfileId = channelViewModel.FFmpegProfileId;
+                    _model.Logo = channelViewModel.Logo;
+                    _model.StreamingMode = channelViewModel.StreamingMode;
+                },
+                () => NavigationManager.NavigateTo("404"));
+        }
+        else
+        {
+    // TODO: command for new channel
+            int maxNumber = await Mediator.Send(new GetAllChannels()).Map(channels => channels.Max(c => c.Number));
+            _model.Number = maxNumber + 1;
+            _model.Name = "New Channel";
+            _model.FFmpegProfileId = _ffmpegProfiles.Head().Id;
+            _model.StreamingMode = StreamingMode.TransportStream;
+        }
+    }
+
+    protected override void OnInitialized()
+    {
+        _editContext = new EditContext(_model);
+        _messageStore = new ValidationMessageStore(_editContext);
+    }
+
+    private bool IsEdit => Id.HasValue;
+
+    private async Task LoadFFmpegProfilesAsync() =>
+        _ffmpegProfiles = await Mediator.Send(new GetAllFFmpegProfiles());
+
+    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($"Unexpected error saving channel: {error.Value}");
+                    Logger.LogError("Unexpected error saving channel: {Error}", error.Value);
+                },
+                () => NavigationManager.NavigateTo("/channels"));
+        }
+    }
+
+    private async Task UploadLogo(InputFileChangeEventArgs e)
+    {
+        var buffer = new byte[e.File.Size];
+        await e.File.OpenReadStream().ReadAsync(buffer);
+        Either<BaseError, string> maybeCacheFileName = await Mediator.Send(new SaveImageToDisk(buffer));
+        maybeCacheFileName.Match(
+            relativeFileName => _model.Logo = relativeFileName,
+            error =>
+            {
+                Snackbar.Add($"Unexpected error saving channel logo: {error.Value}");
+                Logger.LogError("Unexpected error saving channel logo: {Error}", error.Value);
+            });
+    }
+
+}