/// <summary>
/// Runs the view model filter.
/// </summary>
/// <param name="vmId">Identifies the view model.</param>
/// <param name="vm">View model instance.</param>
/// <param name="data">View model data.</param>
/// <param name="vmAction">Filter action.</param>
private async Task RunVMFilters(BaseVM vm, object data, VMController.VMActionDelegate vmAction)
{
try
{
_hubContext.Data = data;
await _hubPipeline.RunVMFiltersAsync(_hubContext, vm, async ctx =>
{
await vmAction(ctx.HubContext.Data);
});
}
catch (TargetInvocationException ex)
{
throw ex.InnerException;
}
}
/// <summary>
/// Creates view model filter delegate that runs before it is requested/updated.
/// </summary>
/// <param name="hubContext">DotNetify hub context.</param>
/// <param name="hubPipeline">Middleware/VM filter pipeline.</param>
/// <returns>View model filter delegate.</returns>
private VMController.FilterDelegate CreateVMFilter(DotNetifyHubContext hubContext, IHubPipeline hubPipeline)
{
return(async(vmId, vm, data, vmAction) =>
{
try
{
hubContext.Data = data;
await hubPipeline.RunVMFiltersAsync(hubContext, vm, async ctx =>
{
await vmAction(ctx.HubContext.Data);
});
}
catch (TargetInvocationException ex)
{
throw ex.InnerException;
}
});
}