using System;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using Elsa.Activities.Http.Models;
using Elsa.Activities.Http.Services;
using Microsoft.AspNetCore.Http;

namespace Elsa.Activities.Http.Parsers
{
    public class FormHttpRequestBodyParser : IHttpRequestBodyParser
    {
        public int Priority => 0;
        public string?[] SupportedContentTypes => new[] { "application/x-www-form-urlencoded" };
        
        public async Task<object?> ParseAsync(HttpRequest request, Type? targetType = default, CancellationToken cancellationToken = default)
        {
            var form = await request.ReadFormAsync(cancellationToken);
            return form.ToDictionary(
                x => x.Key,
                x => new StringValuesModel(x.Value)
            );
        }
    }
}