using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Script.Serialization;
using FastReflectionLib;
using System.Reflection;
using QJY.Data;
using QJY.API;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System.Data;
using System.Text;
using System.Net;
using System.Security;
using System.Security.Cryptography;

namespace QJY.API
{
 public class JSAPI : IWsService
 {
 public void ProcessRequest(HttpContext context, ref Msg_Result msg, string P1, string P2, JH_Auth_UserB.UserInfo UserInfo)
 {
 MethodInfo methodInfo = typeof(JSAPI).GetMethod(msg.Action.ToUpper());
 JSAPI model = new JSAPI();
 methodInfo.FastInvoke(model, new object[] { context, msg, P1, P2, UserInfo });
 }

 public void GETSIGNAGURE(HttpContext context, Msg_Result msg, string P1, string P2, JH_Auth_UserB.UserInfo UserInfo)
 {
 try
 {
 WXHelp wx = new WXHelp(UserInfo.QYinfo);
 string url = P1;
 string jsapi_ticket = wx.GetTicket().ticket;
 string noncestr = CreatenNonce_str();
 long timestamp = CreatenTimestamp();

 var string1Builder = new StringBuilder();
 string1Builder.Append("jsapi_ticket=").Append(jsapi_ticket).Append("&")
 .Append("noncestr=").Append(noncestr).Append("&")
 .Append("timestamp=").Append(timestamp).Append("&")
 .Append("url=").Append(url.IndexOf("#") >= 0 ? url.Substring(0, url.IndexOf("#")) : url);
 string string1 = string1Builder.ToString();

 byte[] StrRes = Encoding.Default.GetBytes(string1);
 HashAlgorithm iSHA = new SHA1CryptoServiceProvider();
 StrRes = iSHA.ComputeHash(StrRes);
 StringBuilder EnText = new StringBuilder();
 foreach (byte iByte in StrRes)
 {
 EnText.AppendFormat("{0:x2}", iByte);
 }
 //return EnText.ToString();

 msg.Result =
 new JObject(
 new JProperty("appId", UserInfo.QYinfo.corpId),
 new JProperty("noncestr", noncestr),
 new JProperty("timestamp", timestamp),
 new JProperty("signature", EnText.ToString())
 );

 //通讯录权限验证
 if (!string.IsNullOrEmpty(P2) && P2 == "GROUP")
 {
 var g_ticket = wx.GetGroup_Ticket();
 string noncestr2 = CreatenNonce_str();
 long timestamp2 = CreatenTimestamp();

 var string1Builder2 = new StringBuilder();
 string1Builder2.Append("group_ticket=").Append(g_ticket.ticket).Append("&")
 .Append("noncestr=").Append(noncestr2).Append("&")
 .Append("timestamp=").Append(timestamp2).Append("&")
 .Append("url=").Append(url.IndexOf("#") >= 0 ? url.Substring(0, url.IndexOf("#")) : url);
 string string2 = string1Builder2.ToString();

 byte[] StrRes2 = Encoding.Default.GetBytes(string2);
 HashAlgorithm iSHA2 = new SHA1CryptoServiceProvider();
 StrRes2 = iSHA2.ComputeHash(StrRes2);
 StringBuilder EnText2 = new StringBuilder();
 foreach (byte iByte in StrRes2)
 {
 EnText2.AppendFormat("{0:x2}", iByte);
 }

 msg.Result1 =
 new JObject(
 new JProperty("group_id", g_ticket.group_id),
 new JProperty("noncestr", noncestr2),
 new JProperty("timestamp", timestamp2),
 new JProperty("signature", EnText2.ToString())
 );
 }
 }
 catch (Exception ex)
 {
 msg.ErrorMsg = ex.ToString();
 }

 }

 /// <summary>
 /// 生成随即字符串
 /// </summary>
 /// <returns></returns>
 public string CreatenNonce_str()
 {
 string[] strs = new string[]
 {
 "a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p","q","r","s","t","u","v","w","x","y","z",
 "A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P","Q","R","S","T","U","V","W","X","Y","Z"
 };
 Random r = new Random();
 var sb = new StringBuilder();
 var length = strs.Length;
 for (int i = 0; i < 15; i++)
 {
 sb.Append(strs[r.Next(length - 1)]);
 }
 return sb.ToString();
 }

 /// <summary>
 /// 创建时间戳
 /// </summary>
 /// <returns></returns>
 public long CreatenTimestamp()
 {
 return (DateTime.Now.ToUniversalTime().Ticks - 621355968000000000) / 10000000;
 }

 }
}