@using AyCode.Core.Helpers
@using DevExpress.Internal.About
@using FruitBank.Common.Dtos
@using FruitBankHybrid.Shared.Services.SignalRs

@inject FruitBankSignalRClient FruitBankSignalRClient

<GridProductDto Data="ProductDtos" IsMasterGrid="IsMasterGrid"
				PageSize="@(IsMasterGrid ? 15 : 50)" ShowFilterRow="IsMasterGrid" ShowGroupPanel="IsMasterGrid"
				ColumnResizeMode="GridColumnResizeMode.NextColumn" TextWrapEnabled="false"
				FilterMenuButtonDisplayMode="@(IsMasterGrid ? GridFilterMenuButtonDisplayMode.Never : GridFilterMenuButtonDisplayMode.Always)"
				FocusedRowChanged="OnFocusedRowChanged" FocusedRowEnabled="true">
	<Columns>
		<DxGridDataColumn FieldName="Id" SortIndex="0" SortOrder="GridColumnSortOrder.Ascending" />
		<DxGridDataColumn FieldName="Name" />
		<DxGridDataColumn FieldName="Price" />
		<DxGridDataColumn FieldName="AvailableQuantity" />
		<DxGridDataColumn FieldName="StockQuantity" />
		<DxGridDataColumn FieldName="IncomingQuantity" />
		<DxGridDataColumn FieldName="NetWeight" />
		<DxGridDataColumn FieldName="IsMeasurable" />
		<DxGridCommandColumn Visible="!IsMasterGrid" Width="120"></DxGridCommandColumn>
	</Columns>
	<DetailRowTemplate>
		@if (IsMasterGrid)
		{
			var productId = ((ProductDto)context.DataItem).Id;

			<DxTabs ActiveTabIndexChanged="(i) => OnActiveTabChanged(i, productId)" >
				<DxTabPage Text="Rendelések melyben megtalálható">
					@{
						//GetOrderDtosFromDbAsync(productId).Forget();
						//var orderDtos = _orderDtos?.Where(o => o.OrderItemDtos.Any(oi => oi.ProductId == productId)).ToList() ?? [];
						<GridDetailOrderDto OrderDtos="_currentOrderDtos" IsMasterGrid="false"></GridDetailOrderDto>
					}
				</DxTabPage>
				<DxTabPage Text="Rendelés tételek">
					@{
						//GetOrderItemDtosFromDbAsync(productId).Forget();
						//var orderItemDtos = _orderItemDtos?.Where(oi => oi.ProductId == productId).ToList() ?? [];
						<GridDetailOrderItemDto OrderItemDtos="_currentOrderItemDtos" IsMasterGrid="false" />
					}

				</DxTabPage>
			</DxTabs>
		}
	</DetailRowTemplate>

</GridProductDto>


@code {
	private int _activeTabIndex;

	private List<OrderDto>? _currentOrderDtos;
	private List<OrderItemDto>? _currentOrderItemDtos;

	private readonly Dictionary<int, List<OrderDto>> _orderDtosByProductId = new();
	private readonly Dictionary<int, List<OrderItemDto>> _orderItemDtosByProductId = new();

	[Parameter] public bool IsMasterGrid { get; set; } = false;
	[Parameter] public List<ProductDto>? ProductDtos { get; set; }
	//[Parameter] public List<OrderDto>? OrderDtos { get; set; }
	//[Parameter] public List<OrderItemDto>? OrderItemDtos { get; set; }

	protected override async Task OnInitializedAsync()
	{
		ProductDtos ??= await FruitBankSignalRClient.GetProductDtos();

		// if (ProductDtos is { Count: > 0 })
		// 	_currentOrderDtos = await GetOrderDtosFromDbAsync(ProductDtos[0].Id);
	}

	private async Task<List<OrderDto>> GetOrderDtosFromDbAsync(int productId)
	{
		if (_orderDtosByProductId.TryGetValue(productId, out var orderDtos)) return orderDtos;

		orderDtos = await FruitBankSignalRClient.GetAllOrderDtoByProductId(productId) ?? [];
		_orderDtosByProductId[productId] = orderDtos;

		return _currentOrderDtos = orderDtos;
	}

	private async Task<List<OrderItemDto>> GetOrderItemDtosFromDbAsync(int productId)
	{
		if (_orderItemDtosByProductId.TryGetValue(productId, out var orderItemDtos)) return orderItemDtos;

		orderItemDtos = await FruitBankSignalRClient.GetAllOrderItemDtoByProductId(productId) ?? [];
		_orderItemDtosByProductId[productId] = orderItemDtos;

		return _currentOrderItemDtos = orderItemDtos;
	}

	protected async Task OnFocusedRowChanged(GridFocusedRowChangedEventArgs e)
	{
		var productDto = (ProductDto)e.DataItem;

		//if (e.Grid.IsDetailRowExpanded(e.VisibleIndex))
		{
			_currentOrderDtos = null;
			_currentOrderDtos = productDto != null ? await GetOrderDtosFromDbAsync(productDto.Id) : [];
		}
	}

	protected async Task OnActiveTabChanged(int activeTabIndex, int productId)
	{
		_activeTabIndex = activeTabIndex;
		
		switch (_activeTabIndex)
		{
			case 0:
				//_currentOrderDtos = null;
				_currentOrderDtos = await GetOrderDtosFromDbAsync(productId);
				break;
			case 1:
				_currentOrderItemDtos = null;
				_currentOrderItemDtos = await GetOrderItemDtosFromDbAsync(productId);
				break;
		}
	}
}