using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Net;
using System.Net.Http;
using System.Net.Http.Headers;
using System.Text;
using System.Threading.Tasks;
using System.Web;
using Abp.Domain.Services;
using Microsoft.Extensions.Logging;
using Newtonsoft.Json;
 
namespace Sunlight.Dms.Parts.Domain.Web {
    /// <summary>
    /// HttpClient的幫助類
    /// </summary>
    public class DcsPartClientService : DomainService {
        private readonly HttpClient _httpClient;
        private readonly ILogger<DcsPartClientService> _loggerHelper;
 
        public DcsPartClientService(IHttpClientFactory httpClientFactory,
                                    ILogger<DcsPartClientService> loggerHelper) {
            _loggerHelper = loggerHelper;
            _httpClient = httpClientFactory.CreateClient(PartsConsts.DcsPartClientName);
            if (_httpClient.BaseAddress == null) {
                throw new ArgumentNullException(nameof(httpClientFactory), $"沒有配置名稱為 {PartsConsts.DcsPartClientName} 的HttpClient，或者接口服務(wù)的地址為空");
            }
        }
 
        /// <summary>
        /// Post請(qǐng)求返回實(shí)體
        /// </summary>
        /// <param name="relativeUrl">請(qǐng)求相對(duì)路徑</param>
        /// <param name="postObj">請(qǐng)求數(shù)據(jù)</param>
        /// <returns>實(shí)體T</returns>
        public async Task<List<T>> PostResponse<T>(string relativeUrl, object postObj) where T : class {
 
            var postData = JsonConvert.SerializeObject(postObj);
 
            _httpClient.DefaultRequestHeaders.Add("user-agent", "Dcs-Parts");
            _httpClient.CancelPendingRequests();
            _httpClient.DefaultRequestHeaders.Clear();
            HttpContent httpContent = new StringContent(postData);
 
            httpContent.Headers.ContentType = new MediaTypeHeaderValue("application/json");
            var result = default(List<T>);
            var response = await _httpClient.PostAsync(_httpClient.BaseAddress + relativeUrl, httpContent);
            if (response.StatusCode == HttpStatusCode.NotFound) {
                throw new ValidationException("找不到對(duì)應(yīng)的DcsParts服務(wù)");
            }
            var responseContent = await response.Content.ReadAsAsync<ReceiveResponseBody<List<T>>>();
            if (response.IsSuccessStatusCode) {
                result = responseContent?.Payload;
            } else {
                if (!string.IsNullOrWhiteSpace(responseContent?.Message)) {
                    throw new ValidationException(responseContent.Message);
                }
 
                _loggerHelper.LogDebug($"請(qǐng)求返回結(jié)果：{0} 請(qǐng)求內(nèi)容：{1}", response.StatusCode, postData);
            }
 
            return await Task.FromResult(result);
        }
 
        public async Task<List<T>> GetResponse<T>(string relativeUrl, object queryObj) where T : class {
            var queryData = ModelToUriQueryParam(queryObj);
            _httpClient.DefaultRequestHeaders.Add("user-agent", "Dcs-Parts");
            _httpClient.CancelPendingRequests();
            _httpClient.DefaultRequestHeaders.Clear();
            _httpClient.DefaultRequestHeaders.Add("accept", "application/json");
 
            var result = default(List<T>);
            var response = await _httpClient.GetAsync(_httpClient.BaseAddress + relativeUrl + queryData);
            if (response.StatusCode == HttpStatusCode.NotFound) {
                throw new ValidationException("找不到對(duì)應(yīng)的DcsParts服務(wù)");
            }
            var responseContent = await response.Content.ReadAsAsync<ReceiveResponseBody<List<T>>>();
            if (response.IsSuccessStatusCode) {
                result = responseContent?.Payload;
            } else {
                if (!string.IsNullOrWhiteSpace(responseContent?.Message)) {
                    throw new ValidationException(responseContent.Message);
                }
            }
 
            return await Task.FromResult(result);
        }
 
        private string ModelToUriQueryParam<T>(T t, string url = "") {
            var properties = t.GetType().GetProperties();
            var sb = new StringBuilder();
            sb.Append(url);
            sb.Append("?");
            foreach (var p in properties) {
                var v = p.GetValue(t, null);
                if (v == null)
                    continue;
 
                sb.Append(p.Name);
                sb.Append("=");
                sb.Append(HttpUtility.UrlEncode(v.ToString()));
                sb.Append("&");
            }
 
            sb.Remove(sb.Length - 1, 1);
 
            return sb.ToString();
        }
    }
 
    public class ReceiveResponseBody<T> where T : class {
        public string Message { get; set; }
 
        public T Payload { get; set; }
    }
 
    public class ReceiveResponseBody {
        public string Message { get; set; }
    }
 
 
}

public IServiceProvider ConfigureServices(IServiceCollection services) {
          //dcs.part服務(wù)
          services.AddHttpClient(PartsConsts.DcsPartClientName, config => {
              config.BaseAddress = new Uri(_appConfiguration["DependencyServices:DcsParts"]);
              config.Timeout = TimeSpan.FromSeconds(60);
          });     
      }　　

public Startup(IHostingEnvironment env) {
            _appConfiguration = env.GetAppConfiguration();
            Clock.Provider = ClockProviders.Local;
            Environment = env;
            Console.OutputEncoding = System.Text.Encoding.UTF8;
        }　　

"DependencyServices": {
   "BlobStorage": "http://blob-storage/",
   "DcsParts": "http://dcs-parts/",
   "DmsAfterSales": "http://dms-after-sales/"
 }

/// <summary>
       /// Post請(qǐng)求返回實(shí)體
       /// </summary>
       /// <param name="relativeUrl">請(qǐng)求相對(duì)路徑</param>
       /// <param name="postObj">請(qǐng)求數(shù)據(jù)</param>
       /// <returns>實(shí)體T</returns>
       public async Task<List<T>> PostResponse<T>(string relativeUrl, object postObj) where T : class {
 
           var postData = JsonConvert.SerializeObject(postObj);
 
           _httpClient.DefaultRequestHeaders.Add("user-agent", "Dcs-Parts");
           _httpClient.CancelPendingRequests();
           _httpClient.DefaultRequestHeaders.Clear();
           HttpContent httpContent = new StringContent(postData);
 
           httpContent.Headers.ContentType = new MediaTypeHeaderValue("application/json");
           var result = default(List<T>);
           var response = await _httpClient.PostAsync(_httpClient.BaseAddress + relativeUrl, httpContent);
           if (response.StatusCode == HttpStatusCode.NotFound) {
               throw new ValidationException("找不到對(duì)應(yīng)的DcsParts服務(wù)");
           }
           var responseContent = await response.Content.ReadAsAsync<ReceiveResponseBody<List<T>>>();
           if (response.IsSuccessStatusCode) {
               result = responseContent?.Payload;
           } else {
               if (!string.IsNullOrWhiteSpace(responseContent?.Message)) {
                   throw new ValidationException(responseContent.Message);
               }
 
               _loggerHelper.LogDebug($"請(qǐng)求返回結(jié)果：{0} 請(qǐng)求內(nèi)容：{1}", response.StatusCode, postData);
           }
 
           return await Task.FromResult(result);
       }

public interface IDmsAfterSalesApi {
 
       [Headers("User-Agent: Dms-Parts")]
       [Post("/internal/api/v1/customerAccounts/update")]
       Task<ResponseBody> UpdateCustomerAmount([Body]PartRetailSettlementModel input);
 
       [Headers("User-Agent: Dms-Parts")]
       [Post("/internal/api/v1/repairShortagePart/checkCustomerAccount")]
       Task<RepairShortagePartResponseBody> RepairShortagePartCheckCustomerAccount([Body]RepairShortagePartModel input);
 
       [Headers("User-Agent: Dms-Parts")]
       [Post("/internal/api/v1/vehiclesAndMemberCode/forCoupons")]
       Task<GetMemberCodeBrandCodeForVehicleBody> GetMemberCodeBrandCodeForVehicle(Guid vehicleId);
   }

public class DmsAfterSalesClientService : DomainService {
    private readonly IDmsAfterSalesApi _api;
    private readonly ILogger<DcsPartClientService> _logger;
    private const string From = "Dms After Sales";
 
    public DmsAfterSalesClientService(IDmsAfterSalesApi api, ILogger<DcsPartClientService> logger) {
        _api = api;
        _logger = logger;
    }
 
    private async Task<Exception> WrapException(ApiException exception) {
        if (exception.StatusCode == System.Net.HttpStatusCode.BadRequest) {
            var receivedBody = await exception.GetContentAsAsync<ResponseBody>();
            return new ValidationException($"業(yè)務(wù)校驗(yàn)失敗，{receivedBody.Message} ({From})", exception);
        } else {
            _logger.LogWarning(exception, "Call Dms After Sales API failed");
            return new ApplicationException($"內(nèi)部調(diào)用失敗，{exception.Message} ({exception.StatusCode}) ({From})", exception);
        }
    }
 
    private Exception WrapException(HttpRequestException exception) {
        _logger.LogWarning(exception, "Call Dms After Sales API failed");
        return new ApplicationException($"內(nèi)部調(diào)用失敗，{exception.Message} ({From})", exception);
    }
 
    public async Task UpdateCustomerAmount([Body] PartRetailSettlementModel input) {
        try {
            await _api.UpdateCustomerAmount(input);
        } catch (ApiException ex) {
            throw await WrapException(ex);
        } catch (HttpRequestException ex) {
            throw WrapException(ex);
        }
    }
 
    public async Task<decimal> RepairShortagePartCheckCustomerAccount([Body] RepairShortagePartModel input) {
        try {
            var result = await _api.RepairShortagePartCheckCustomerAccount(input);
            return result.Payload.BalanceAmount;
        } catch (ApiException ex) {
            throw await WrapException(ex);
        } catch (HttpRequestException ex) {
            throw WrapException(ex);
        }
    }
 
    public async Task<GetMemberCodeBrandCodeForVehicleOutput> GetMemberCodeBrandCodeForVehicle([Body]Guid vehicleId) {
        try {
            var result = await _api.GetMemberCodeBrandCodeForVehicle(vehicleId);
            return result.Payload;
        } catch (ApiException ex) {
            throw await WrapException(ex);
        } catch (HttpRequestException ex) {
            throw WrapException(ex);
        }
    }
}

/// <inheritdoc />
[global::System.Diagnostics.CodeAnalysis.ExcludeFromCodeCoverage]
[global::System.Diagnostics.DebuggerNonUserCode]
[Preserve]
[global::System.Reflection.Obfuscation(Exclude=true)]
partial class AutoGeneratedIDmsAfterSalesApi : IDmsAfterSalesApi
{
    /// <inheritdoc />
    public HttpClient Client { get; protected set; }
    readonly IRequestBuilder requestBuilder;
 
    /// <inheritdoc />
    public AutoGeneratedIDmsAfterSalesApi(HttpClient client, IRequestBuilder requestBuilder)
    {
        Client = client;
        this.requestBuilder = requestBuilder;
    }
 
    /// <inheritdoc />
    Task<ResponseBody> IDmsAfterSalesApi.UpdateCustomerAmount(PartRetailSettlementModel input)
    {
        var arguments = new object[] { input };
        var func = requestBuilder.BuildRestResultFuncForMethod("UpdateCustomerAmount", new Type[] { typeof(PartRetailSettlementModel) });
        return (Task<ResponseBody>)func(Client, arguments);
    }
 
    /// <inheritdoc />
    Task<RepairShortagePartResponseBody> IDmsAfterSalesApi.RepairShortagePartCheckCustomerAccount(RepairShortagePartModel input)
    {
        var arguments = new object[] { input };
        var func = requestBuilder.BuildRestResultFuncForMethod("RepairShortagePartCheckCustomerAccount", new Type[] { typeof(RepairShortagePartModel) });
        return (Task<RepairShortagePartResponseBody>)func(Client, arguments);
    }
 
    /// <inheritdoc />
    Task<GetMemberCodeBrandCodeForVehicleBody> IDmsAfterSalesApi.GetMemberCodeBrandCodeForVehicle(Guid vehicleId)
    {
        var arguments = new object[] { vehicleId };
        var func = requestBuilder.BuildRestResultFuncForMethod("GetMemberCodeBrandCodeForVehicle", new Type[] { typeof(Guid) });
        return (Task<GetMemberCodeBrandCodeForVehicleBody>)func(Client, arguments);
    }
}　　

public IServiceProvider ConfigureServices(IServiceCollection services) {
          //refit dms after sales服務(wù)
          services.AddRefitClient<IDmsAfterSalesApi>()
              .ConfigureHttpClient(c => {
                  c.BaseAddress = new Uri(_appConfiguration["DependencyServices:DmsAfterSales"]);
                  c.Timeout = TimeSpan.FromMilliseconds(_appConfiguration.GetValue<int>("AppSettings:ServiceTimeOutMs"));
              });
      }

[Headers("User-Agent: Dms-Parts", "Content-Type: application/json")]