public Task BindModelAsync(ModelBindingContext bindingContext)
{
var modelName = bindingContext.ModelName;
var valueProviderResult = bindingContext.ValueProvider.GetValue(modelName);
if (valueProviderResult == ValueProviderResult.None)
{
return(Task.CompletedTask);
}
bindingContext.ModelState.SetModelValue(modelName, valueProviderResult);
var value = valueProviderResult.FirstValue;
if (string.IsNullOrEmpty(value))
{
return(Task.CompletedTask);
}
if (TimeSpanExtension.TryParse(value, out var timespan))
{
bindingContext.Result = ModelBindingResult.Success(timespan);
}
else
{
bindingContext.Result = ModelBindingResult.Failed();
}
return(Task.CompletedTask);
}
