PublicationRepository.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using RestSharp;
using RmcUtmScholar.Models;

namespace RmcScholar.Helper
{
    [Route("api/[controller]")]
    public class PublicationRepository : Controller
    {
        public async Task<SCHOLAR_INFO_DETAILS> GetH_Index_Citations(string id)
        {
            var client = new RestClient("https://api.elsevier.com/content/author/author_id/{id}?apiKey=91d28f0563469b909bacc58574650b33&httpAccept=application/json&view=METRICS");
            client.Timeout = -1;
            var request = new RestRequest(Method.GET);
            request.AddHeader("apiKey", "7169c2716d70c8dcff9124532b65e173");
            IRestResponse response = await client.ExecuteAsync(request);

            if (response.IsSuccessful)
            {
                var content = JsonConvert.DeserializeObject<JToken>(response.Content);
                var h_index = content["h-index"].Value<String>();
                var coauthor_count = content["coauthor-count"].Value<String>();

                return new SCHOLAR_INFO_DETAILS
                {
                    H_INDEX = h_index,
                    CITATIONS = coauthor_count
                };

            }

            return null;
        }
    }
}