using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.Data;
using System.IO;
using System.Linq;
using System.Net;
using System.Reflection;
using System.Text;
using System.Resources;
using System.Drawing;
using Newtonsoft.Json;
using Gs.DevApp.Models;
using System.Windows.Forms;

namespace Gs.DevApp.ToolBox
{
    /// <summary>
    /// 通用类
    /// </summary>
    public class UtilityHelper
    {
        private static string WebApiUrl = System.Configuration.ConfigurationSettings.AppSettings.Get("WebApiUrl").ToString();

        /// <summary>
        /// httpPost访问服务
        /// </summary>
        /// <param name="url">服务地址</param>
        /// <param name="meth">方法名称</param>
        /// <param name="param">参数</param>
        /// <returns></returns>
        public static string HttpPost(string url, string meth, string param)
        {
            if (string.IsNullOrEmpty(url))
                url = WebApiUrl;
            url += meth;
            HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(url);
            request.Method = "POST";
            request.ContentType = "application/json";
            request.Headers.Add("token", GetBasicAuthTicket());
            request.Accept = "*/*";
            request.Timeout = 15000;
            request.AllowAutoRedirect = false;
            StreamWriter requestStream = null;
            WebResponse response = null;
            string responseStr = null;
            try
            {
                requestStream = new StreamWriter(request.GetRequestStream());
                requestStream.Write(param);
                requestStream.Close();
                response = request.GetResponse();
                if (response != null)
                {
                    StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8);
                    responseStr = reader.ReadToEnd();
                    //File.WriteAllText(Server.MapPath("~/") + @"\test.txt", responseStr); 
                    reader.Close();
                }
            }
            catch (Exception ex)
            {
                throw ex;
            }
            finally
            {
                request = null;
                requestStream = null;
                response = null;
            }
            return responseStr;
        }
        /// <summary>
        /// 根据图片名读取资源文件,不带后缀名
        /// </summary>
        /// <param name="imageName"></param>
        /// <param name="lay">1为大图</param>
        /// <returns></returns>
        public static Image GetImgFromResource(string imageName, int lay)
        {
            // 获取当前程序集
            Assembly assembly = Assembly.GetExecutingAssembly();
            // 创建资源管理器来访问资源
            ResourceManager resourceManager = new ResourceManager("Gs.DevApp.Properties.Resources", assembly);
            // 尝试获取图片资源
            try
            {
                Image image = resourceManager.GetObject(imageName) as Image;
                if (image != null)
                {
                    return image;
                }
            }
            catch (Exception ex)
            {
            }
            Image image2 = resourceManager.GetObject(lay == 1 ? "chartsshowlegend_32x32" : "linktoprevious_16x16") as Image;
            return image2;
        }
        /// <summary>
        /// 生成token
        /// </summary>
        /// <returns></returns>
        public static string GetBasicAuthTicket()
        {
            string userGuid = string.IsNullOrEmpty(LoginInfoModel.CurrentUser.LoginUserGuid) ? Guid.NewGuid().ToString() : LoginInfoModel.CurrentUser.LoginUserGuid;
            string orgGuid = string.IsNullOrEmpty(LoginInfoModel.CurrentUser.LoginOrgGuid) ? Guid.NewGuid().ToString() : LoginInfoModel.CurrentUser.LoginOrgGuid;
            string token = (userGuid + "~" + orgGuid);
            return token;
        }
        /// <summary>
        /// 标准json串返回ReturnModel-->table，
        /// </summary>
        /// <param name="strReturn"></param>
        /// <returns></returns>
        public static ReturnModel<PageListModel> GetTableByJson(string strReturn)
        {
            ReturnModel<PageListModel> rto = new ReturnModel<PageListModel>();
            JObject json = JObject.Parse(strReturn);
            rto.rtnCode = int.Parse(json["rtnCode"].ToString());
            rto.rtnMsg = json["rtnMsg"].ToString();
            rto.rtnData = new PageListModel();
            rto.rtnData.pages = int.Parse(json["rtnData"]["pages"].ToString());
            rto.rtnData.total = int.Parse(json["rtnData"]["total"].ToString());
            rto.rtnData.everyPageSize = int.Parse(json["rtnData"]["everyPageSize"].ToString());
            JArray array = new JArray();
            var d = json["rtnData"]["list"];
            foreach (var a in d)
            {
                array.Add(a);
            }
            DataTable dt = JsonConvert.DeserializeObject<DataTable>(array.ToString());
            rto.rtnData.list = dt;
            return rto;
        }
        /// <summary>
        /// 标准json串返回ReturnModel->字符串，
        /// </summary>
        /// <param name="strReturn"></param>
        /// <returns></returns>
        public static ReturnModel<dynamic> GetDataByJson(string strReturn)
        {
            ReturnModel<dynamic> rto = new ReturnModel<dynamic>();
            JObject json = JObject.Parse(strReturn);
            rto.rtnCode = int.Parse(json["rtnCode"].ToString());
            rto.rtnMsg = json["rtnMsg"].ToString();
            rto.rtnData = json["rtnData"];
            return rto;
        }
        /// <summary>
        /// 设置系统字体大小，目前并不通用
        /// </summary>
        public static float GetFontSize = 10;
        public static void SetFont(Control control)
        {
            float size = GetFontSize;
            foreach (Control childControl in control.Controls)
            {
                childControl.Font = new Font(childControl.Font.FontFamily, size, childControl.Font.Style);
                SetFont(childControl);
            }
        }
    }
}