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ersatztv/ErsatzTV/Pages/Blocks.razor
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@page "/blocks"
@using ErsatzTV.Application.Scheduling
@implements IDisposable
@inject ILogger<Blocks> Logger
@inject ISnackbar Snackbar
@inject IMediator Mediator
@inject IDialogService Dialog
@inject NavigationManager NavigationManager
<MudForm Style="max-height: 100%">
<div class="d-flex flex-column" style="height: 100vh; overflow-x: auto">
<MudContainer MaxWidth="MaxWidth.ExtraLarge" Class="pt-8">
<MudText Typo="Typo.h5" Class="mb-2">Block Groups</MudText>
<MudDivider Class="mb-6"/>
<MudStack Row="true" Breakpoint="Breakpoint.SmAndDown" Class="form-field-stack gap-md-8 mb-5">
<div class="d-flex">
<MudText>Block Group Name</MudText>
</div>
<MudTextField @bind-Value="_blockGroupName" For="@(() => _blockGroupName)"/>
</MudStack>
<MudStack Row="true" Breakpoint="Breakpoint.SmAndDown" Class="form-field-stack gap-md-8 mb-5">
<div class="d-flex"></div>
<MudButton Variant="Variant.Filled" Color="Color.Primary" OnClick="@(_ => AddBlockGroup())" StartIcon="@Icons.Material.Filled.Add">
Add Block Group
</MudButton>
</MudStack>
<MudText Typo="Typo.h5" Class="mt-10 mb-2">Blocks</MudText>
<MudDivider Class="mb-6"/>
<MudStack Row="true" Breakpoint="Breakpoint.SmAndDown" Class="form-field-stack gap-md-8 mb-5">
<div class="d-flex">
<MudText>Block Group</MudText>
</div>
<MudSelect @bind-Value="_selectedBlockGroup">
@foreach (BlockGroupViewModel blockGroup in _blockGroups)
{
<MudSelectItem Value="@blockGroup">@blockGroup.Name</MudSelectItem>
}
</MudSelect>
</MudStack>
<MudStack Row="true" Breakpoint="Breakpoint.SmAndDown" Class="form-field-stack gap-md-8 mb-5">
<div class="d-flex">
<MudText>Block Name</MudText>
</div>
<MudTextField @bind-Value="_blockName" For="@(() => _blockName)"/>
</MudStack>
<MudStack Row="true" Breakpoint="Breakpoint.SmAndDown" Class="form-field-stack gap-md-8 mb-5">
<div class="d-flex"></div>
<MudButton Variant="Variant.Filled" Color="Color.Primary" OnClick="@(_ => AddBlock())" StartIcon="@Icons.Material.Filled.Add">
Add Block
</MudButton>
</MudStack>
<MudTable Hover="true"
Dense="true"
Class="mt-8"
Items="@_blocks"
GroupBy="@_groupDefinition"
GroupHeaderStyle="background-color:var(--mud-palette-appbarbackground)"
RowStyle="background-color:var(--mud-palette-background-gray)"
Filter="new Func<BlockViewModel,bool>(FilterBlocks)">
<ColGroup>
<MudHidden Breakpoint="Breakpoint.Xs">
<col style="width: 60px;"/>
<col/>
<col style="width: 180px;"/>
</MudHidden>
</ColGroup>
<ToolBarContent>
<MudTextField T="string"
ValueChanged="@(s => OnSearch(s))"
Placeholder="Search for blocks"
Adornment="Adornment.Start"
AdornmentIcon="@Icons.Material.Filled.FilterList"
Clearable="true">
</MudTextField>
</ToolBarContent>
<GroupHeaderTemplate>
<MudTd Class="mud-table-cell-custom-group">
@($"{context.Key}")
</MudTd>
<MudTd>
<div style="align-items: center; display: flex;">
<div style="width: 48px;"></div>
<div style="width: 48px;"></div>
<MudTooltip Text="Delete Block Group">
<MudIconButton Icon="@Icons.Material.Filled.Delete"
OnClick="@(_ => DeleteBlockGroup(context.Items?.FirstOrDefault()))">
</MudIconButton>
</MudTooltip>
</div>
</MudTd>
</GroupHeaderTemplate>
<RowTemplate>
<MudTd>@context.Name</MudTd>
<MudTd>
<div class="d-flex">
@if (context.Id >= 0)
{
<MudTooltip Text="Edit Block">
<MudIconButton Icon="@Icons.Material.Filled.Edit"
Href="@($"blocks/{context.Id}")">
</MudIconButton>
</MudTooltip>
<MudTooltip Text="Copy Block">
<MudIconButton Icon="@Icons.Material.Filled.ContentCopy"
OnClick="@(_ => CopyBlock(context))">
</MudIconButton>
</MudTooltip>
<MudTooltip Text="Delete Block">
<MudIconButton Icon="@Icons.Material.Filled.Delete"
OnClick="@(_ => DeleteBlock(context))">
</MudIconButton>
</MudTooltip>
}
else
{
<div style="height: 48px; width: 48px"></div>
}
</div>
</MudTd>
</RowTemplate>
</MudTable>
</MudContainer>
</div>
</MudForm>
@code {
private CancellationTokenSource _cts;
private readonly List<BlockViewModel> _blocks = [];
private List<BlockGroupViewModel> _blockGroups = [];
private BlockGroupViewModel _selectedBlockGroup;
private string _blockGroupName;
private string _blockName;
private string _searchString;
public void Dispose()
{
_cts?.Cancel();
_cts?.Dispose();
}
protected override async Task OnParametersSetAsync()
{
_cts?.Cancel();
_cts?.Dispose();
_cts = new CancellationTokenSource();
var token = _cts.Token;
try
{
_blockGroups = await Mediator.Send(new GetAllBlockGroups(), token);
_blocks.Clear();
_blocks.AddRange(await Mediator.Send(new GetAllBlocks(), token));
}
catch (OperationCanceledException)
{
// do nothing
}
}
private readonly TableGroupDefinition<BlockViewModel> _groupDefinition = new()
{
GroupName = "Group",
Indentation = false,
Expandable = true,
Selector = (e) => e.GroupName
};
private async Task AddBlockGroup()
{
if (!string.IsNullOrWhiteSpace(_blockGroupName))
{
Either<BaseError, BlockGroupViewModel> result = await Mediator.Send(new CreateBlockGroup(_blockGroupName), _cts.Token);
foreach (BaseError error in result.LeftToSeq())
{
Snackbar.Add(error.Value, Severity.Error);
Logger.LogError("Unexpected error adding block group: {Error}", error.Value);
}
foreach (BlockGroupViewModel blockGroup in result.RightToSeq())
{
_blockGroupName = null;
_blockGroups = await Mediator.Send(new GetAllBlockGroups(), _cts.Token);
_selectedBlockGroup = _blockGroups.Find(bg => bg.Id == blockGroup.Id);
_blocks.Clear();
_blocks.AddRange(await Mediator.Send(new GetAllBlocks(), _cts.Token));
await InvokeAsync(StateHasChanged);
}
}
}
private async Task AddBlock()
{
if (_selectedBlockGroup is not null && !string.IsNullOrWhiteSpace(_blockName))
{
Either<BaseError, BlockViewModel> result = await Mediator.Send(new CreateBlock(_selectedBlockGroup.Id, _blockName), _cts.Token);
foreach (BaseError error in result.LeftToSeq())
{
Snackbar.Add(error.Value, Severity.Error);
Logger.LogError("Unexpected error adding block: {Error}", error.Value);
}
if (result.IsRight)
{
_blocks.Clear();
_blocks.AddRange(await Mediator.Send(new GetAllBlocks(), _cts.Token));
_blockName = null;
await InvokeAsync(StateHasChanged);
}
}
}
private void OnSearch(string query)
{
_searchString = query;
}
private bool FilterBlocks(BlockViewModel block) => FilterBlocks(block, _searchString);
private bool FilterBlocks(BlockViewModel block, string searchString)
{
if (string.IsNullOrWhiteSpace(searchString))
{
return true;
}
if (block.Name.Contains(searchString, StringComparison.OrdinalIgnoreCase))
{
return true;
}
return false;
}
private async Task DeleteBlockGroup(BlockViewModel block)
{
if (block is null)
{
return;
}
var parameters = new DialogParameters { { "EntityType", "block group" }, { "EntityName", block.GroupName } };
var options = new DialogOptions { CloseButton = true, MaxWidth = MaxWidth.ExtraSmall };
IDialogReference dialog = await Dialog.ShowAsync<DeleteDialog>("Delete Block Group", parameters, options);
DialogResult result = await dialog.Result;
if (result is not null && !result.Canceled)
{
await Mediator.Send(new DeleteBlockGroup(block.GroupId), _cts.Token);
if (_selectedBlockGroup?.Id == block.GroupId)
{
_selectedBlockGroup = null;
}
_blockGroups = await Mediator.Send(new GetAllBlockGroups(), _cts.Token);
_blocks.Clear();
_blocks.AddRange(await Mediator.Send(new GetAllBlocks(), _cts.Token));
await InvokeAsync(StateHasChanged);
}
}
private async Task CopyBlock(BlockViewModel block)
{
var parameters = new DialogParameters { { "BlockId", block.Id } };
var options = new DialogOptions { CloseButton = true, MaxWidth = MaxWidth.ExtraSmall };
IDialogReference dialog = await Dialog.ShowAsync<CopyBlockDialog>("Copy Block", parameters, options);
DialogResult dialogResult = await dialog.Result;
if (dialogResult is { Canceled: false, Data: BlockViewModel data })
{
NavigationManager.NavigateTo($"blocks/{data.Id}");
}
}
private async Task DeleteBlock(BlockViewModel block)
{
var parameters = new DialogParameters { { "EntityType", "block" }, { "EntityName", block.Name } };
var options = new DialogOptions { CloseButton = true, MaxWidth = MaxWidth.ExtraSmall };
IDialogReference dialog = await Dialog.ShowAsync<DeleteDialog>("Delete Block", parameters, options);
DialogResult result = await dialog.Result;
if (result is not null && !result.Canceled)
{
await Mediator.Send(new DeleteBlock(block.Id), _cts.Token);
_blocks.Clear();
_blocks.AddRange(await Mediator.Send(new GetAllBlocks(), _cts.Token));
await InvokeAsync(StateHasChanged);
}
}
}