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SortBinder.cs
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SortBinder.cs
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锘縰sing System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc.ModelBinding;
namespace Tzkt.Api
{
public class SortBinder : IModelBinder
{
public Task BindModelAsync(ModelBindingContext bindingContext)
{
var model = bindingContext.ModelName;
var hasValue = false;
if (!bindingContext.TryGetString($"{model}", ref hasValue, out var value))
return Task.CompletedTask;
if (!bindingContext.TryGetString($"{model}.asc", ref hasValue, out var asc))
return Task.CompletedTask;
if (!bindingContext.TryGetString($"{model}.desc", ref hasValue, out var desc))
return Task.CompletedTask;
if (!hasValue)
{
bindingContext.Result = ModelBindingResult.Success(null);
return Task.CompletedTask;
}
bindingContext.Result = ModelBindingResult.Success(new SortParameter
{
Asc = value ?? asc,
Desc = desc
});
return Task.CompletedTask;
}
}
}