using Swashbuckle.AspNetCore.Swagger;
using Swashbuckle.AspNetCore.SwaggerGen;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

namespace TTSW.Common
{
    public class SwaggerFileUploadOperation : IOperationFilter
    {
        // Add options for web api needed upload file controls
        // http://www.talkingdotnet.com/how-to-upload-file-via-swagger-in-asp-net-core-web-api/

        public void Apply(Operation operation, OperationFilterContext context)
        {
            // Map to HttpPost api/Attachment/UploadMultipleFiles
            if (operation.OperationId.ToLower() == "upload" && operation.Tags[0].ToLower() == "attach_file")
            {
                operation.Parameters.Clear();
                operation.Parameters.Add(new NonBodyParameter
                {
                    Name = "file",
                    In = "formData",
                    Description = "Upload File",
                    Required = true,
                    Type = "file"
                });
            operation.Consumes.Add("multipart/form-data");
            }
        }
    }
}