using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.Http.Headers;
using System.Text;
using System.Threading.Tasks;
using WIDESEAWCS_Core.LogHelper;

namespace WIDESEAWCS_Core.Helper
{
    public class HttpHelper
    {
        public static async Task<string> GetAsync(string serviceAddress, string contentType = "application/json", Dictionary<string, string>? headers = null)
        {
            string result = string.Empty;
            DateTime beginDate = DateTime.Now;
            try
            {
                using HttpClient httpClient = new HttpClient();
                httpClient.Timeout = new TimeSpan(0, 0, 60);

                if (headers != null)
                {
                    foreach (var header in headers)
                        httpClient.DefaultRequestHeaders.Add(header.Key, header.Value);
                }

                result = await httpClient.GetAsync(serviceAddress).Result.Content.ReadAsStringAsync();
                return result;
            }
            catch (Exception e)
            {
                throw new Exception(e.Message);
            }
            finally
            {
                Logger.Add(serviceAddress, "", result, beginDate);
            }
        }

        public static async Task<string?> PostAsync(string serviceAddress, string requestJson = null, string contentType = "application/json", Dictionary<string, string>? headers = null)
        {
            string result = string.Empty;
            DateTime beginDate = DateTime.Now;
            try
            {
                using (HttpContent httpContent = new StringContent(requestJson))
                {
                    httpContent.Headers.ContentType = new MediaTypeHeaderValue("application/json");
                    using HttpClient httpClient = new HttpClient();
                    httpClient.Timeout = new TimeSpan(0, 0, 60);

                    if (headers != null)
                    {
                        foreach (var header in headers)
                            httpClient.DefaultRequestHeaders.Add(header.Key, header.Value);
                    }

                    result = await httpClient.PostAsync(serviceAddress, httpContent).Result.Content.ReadAsStringAsync();
                }
                return result;
            }
            catch (Exception e)
            {
                throw new Exception(e.Message);
            }
            finally
            {
                Logger.Add(serviceAddress, requestJson == null ? "": requestJson, result, beginDate);
            }
        }

        public static string Get(string serviceAddress, string contentType = "application/json", Dictionary<string, string>? headers = null)
        {
            string result = string.Empty;
            DateTime beginDate = DateTime.Now;
            try
            {
                using HttpClient httpClient = new HttpClient();
                httpClient.Timeout = new TimeSpan(0, 0, 60);

                if (headers != null)
                {
                    foreach (var header in headers)
                        httpClient.DefaultRequestHeaders.Add(header.Key, header.Value);
                }

                result = httpClient.GetStringAsync(serviceAddress).Result;
                return result;
            }
            catch (Exception e)
            {
                throw new Exception(e.Message);
            }
            finally
            {
                Logger.Add(serviceAddress, "", result, beginDate);
            }
        }

        public static string Post(string serviceAddress, string requestJson = null, string contentType = "application/json", Dictionary<string, string>? headers = null)
        {
            string result = string.Empty;
            DateTime beginDate = DateTime.Now;
            try
            {
                using (HttpContent httpContent = new StringContent(requestJson))
                {
                    httpContent.Headers.ContentType = new MediaTypeHeaderValue("application/json");
                    using HttpClient httpClient = new HttpClient();
                    httpClient.Timeout = new TimeSpan(0, 0, 60);

                    if (headers != null)
                    {
                        foreach (var header in headers)
                            httpClient.DefaultRequestHeaders.Add(header.Key, header.Value);
                    }

                    result = httpClient.PostAsync(serviceAddress, httpContent).Result.Content.ReadAsStringAsync().Result;
                }
                return result;
            }
            catch (Exception e)
            {
                throw new Exception(e.Message);
            }
            finally
            {
                Logger.Add(serviceAddress, requestJson == null ? "" : requestJson, result, beginDate);
            }
        }
    }
}