using System; 
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using System.Collections.Generic; 
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using System.Linq; 
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using System.Net.Http.Headers; 
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using System.Text; 
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using System.Threading.Tasks; 
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namespace WIDESEA_Core.Helper 
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{ 
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    public class HttpHelper 
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    { 
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        public static async Task<string> GetAsync(string serviceAddress, string contentType = "application/json", Dictionary<string, string>? headers = null) 
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        { 
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            try 
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            { 
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                string result = string.Empty; 
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                using HttpClient httpClient = new HttpClient(); 
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                httpClient.Timeout = new TimeSpan(0, 0, 60); 
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                if (headers != null) 
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                { 
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                    foreach (var header in headers) 
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                        httpClient.DefaultRequestHeaders.Add(header.Key, header.Value); 
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                } 
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                result = await httpClient.GetAsync(serviceAddress).Result.Content.ReadAsStringAsync(); 
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                return result; 
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            } 
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            catch (Exception e) 
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            { 
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                Console.WriteLine(e.Message); 
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            } 
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            return null; 
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        } 
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        public static async Task<string> PostAsync(string serviceAddress, string requestJson = null, string contentType = "application/json", Dictionary<string, string>? headers = null) 
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        { 
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            try 
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            { 
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                string result = string.Empty; 
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                using (HttpContent httpContent = new StringContent(requestJson)) 
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                { 
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                    httpContent.Headers.ContentType = new MediaTypeHeaderValue("application/json"); 
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                    using HttpClient httpClient = new HttpClient(); 
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                    httpClient.Timeout = new TimeSpan(0, 0, 60); 
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                    if (headers != null) 
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                    { 
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                        foreach (var header in headers) 
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                            httpClient.DefaultRequestHeaders.Add(header.Key, header.Value); 
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                    } 
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                    result = await httpClient.PostAsync(serviceAddress, httpContent).Result.Content.ReadAsStringAsync(); 
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                } 
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                return result; 
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            } 
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            catch (Exception e) 
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            { 
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                Console.WriteLine(e.Message); 
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            } 
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            return null; 
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        } 
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        public static string Get(string serviceAddress, string contentType = "application/json", Dictionary<string, string>? headers = null) 
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        { 
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            try 
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            { 
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                string result = string.Empty; 
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                using HttpClient httpClient = new HttpClient(); 
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                httpClient.Timeout = new TimeSpan(0, 0, 60); 
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                foreach (var header in headers) 
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                    httpClient.DefaultRequestHeaders.Add(header.Key, header.Value); 
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                result = httpClient.GetStringAsync(serviceAddress).Result; 
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                return result; 
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            } 
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            catch (Exception e) 
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            { 
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                Console.WriteLine(e.Message); 
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            } 
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            return null; 
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        } 
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        public static string Post(string serviceAddress, string requestJson = null, string contentType = "application/json", Dictionary<string, string>? headers = null) 
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        { 
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            try 
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            { 
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                string result = string.Empty; 
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                using (HttpContent httpContent = new StringContent(requestJson)) 
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                { 
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                    httpContent.Headers.ContentType = new MediaTypeHeaderValue("application/json"); 
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                    using HttpClient httpClient = new HttpClient(); 
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                    httpClient.Timeout = new TimeSpan(0, 0, 60); 
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                    if (headers != null) 
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                    { 
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                        foreach (var header in headers) 
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                            httpClient.DefaultRequestHeaders.Add(header.Key, header.Value); 
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                    } 
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                    result = httpClient.PostAsync(serviceAddress, httpContent).Result.Content.ReadAsStringAsync().Result; 
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                } 
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                return result; 
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            } 
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            catch (Exception e) 
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            { 
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                Console.WriteLine(e.Message); 
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            } 
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            return null; 
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        } 
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    } 
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} 
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