using System;
using System.Collections.Generic;
using System.Linq;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Options;
using System.Web;
using MySystem.Models;
using MySystem.MainModels;
using LitJson;
using Library;
using Microsoft.IdentityModel.Tokens;
using System.Text;
using System.Security.Claims;
using System.IdentityModel.Tokens.Jwt;

namespace MySystem.Areas.Api.Controllers
{
    [Area("Api")]
    [Route("Api/[controller]/[action]")]
    public class SystemSetController : BaseController
    {
        public SystemSetController(IHttpContextAccessor accessor, ILogger<BaseController> logger, IOptions<Setting> setting) : base(accessor, logger, setting)
        {
        }



        #region APP启动初始数据
        public JsonResult Detail(string value)
        {
            value = HttpUtility.UrlDecode(value);
            JsonData data = JsonMapper.ToObject(value);
            string apptype = data["apptype"].ToString();
            string version = data["version"].ToString();
            string CheckSignResult = CheckSign(value, new string[] { });
            if (CheckSignResult != "1")
            {
                return Json(new AppResultJson() { Status = "-1", Info = CheckSignResult });
            }
            else
            {
                return DetailDo(value);
            }
        }
        public JsonResult DetailDo(string value)
        {
            JsonData data = JsonMapper.ToObject(value);
            string apptype = data["apptype"].ToString();
            string version = data["version"].ToString();
            Dictionary<string, object> Obj = new Dictionary<string, object>();
            List<Dictionary<string, object>> PageSDK = new List<Dictionary<string, object>>();
            Models.SystemSet set = RedisDbconn.Instance.Get<Models.SystemSet>("SystemSet");
            List<FileUpdateInfo> files = RedisDbconn.Instance.GetList<FileUpdateInfo>("FileUpdateInfo", 1, 1000).OrderBy(m => m.Path).OrderBy(m => m.FileName).ToList();
            foreach (FileUpdateInfo subfile in files)
            {
                string Tag = function.MD5_16(subfile.Id.ToString());
                string Url = subfile.Path;
                string FileName = subfile.FileName;
                int ver = subfile.Version;
                Dictionary<string, object> row = new Dictionary<string, object>();
                row.Add("Url", Url);
                row.Add("DownloadUrl", "/skin/app/default/" + Url);
                row.Add("FileName", FileName);
                row.Add("Version", ver);
                row.Add("Tag", Tag);
                PageSDK.Add(row);
            }
            List<Dictionary<string, string>> AfterStartPhotos = new List<Dictionary<string, string>>();
            string StartAdPhoto = "static/images/startadphoto.png";
            if (!string.IsNullOrEmpty(set.StartAdPhoto))
            {
                StartAdPhoto = set.StartAdPhoto;
                StartAdPhoto = StartAdPhoto.Substring(StartAdPhoto.IndexOf("static"));
            }
            string StartAdUrl = "";
            Dictionary<string, string> after = new Dictionary<string, string>();
            after.Add("Url", "");
            after.Add("Photo", "static/images/afterstartphoto1.png");
            AfterStartPhotos.Add(after);
            after = new Dictionary<string, string>();
            after.Add("Url", "");
            after.Add("Photo", "static/images/afterstartphoto2.png");
            AfterStartPhotos.Add(after);
            after = new Dictionary<string, string>();
            after.Add("Url", "");
            after.Add("Photo", "static/images/afterstartphoto3.png");
            AfterStartPhotos.Add(after);
            Obj.Add("PageSDK", PageSDK); //页面所需资源引用
            List<Dictionary<string, string>> HtmlVersion = new List<Dictionary<string, string>>();
            List<PageUpdateInfo> pages = RedisDbconn.Instance.GetList<PageUpdateInfo>("PageUpdateInfo", 1, 1000).ToList();
            foreach (PageUpdateInfo page in pages)
            {
                Dictionary<string, string> item = new Dictionary<string, string>();
                string DataId = function.MD5_16(page.ModulePath);
                item.Add("Id", page.Id.ToString());
                item.Add("DataId", DataId);
                item.Add("ModuleVersion", page.ModuleVersion.ToString());
                item.Add("FileName", page.ModulePath);
                HtmlVersion.Add(item);
            }
            Obj.Add("HtmlVersion", HtmlVersion);
            Obj.Add("IsPageSDKZip", "0");
            Obj.Add("PageSDKZip", "/Areas/Admin/Assets/TemplateFile/Areas.zip");
            Obj.Add("StartAdPhoto", string.IsNullOrEmpty(set.StartAdPhoto) ? "" : StartAdPhoto);
            Obj.Add("StartAdUrl", StartAdUrl);
            Obj.Add("AfterStartPhotos", AfterStartPhotos);
            Obj.Add("IsLeftSide", "0");  //是否侧滑
            Obj.Add("LeftSideUrl", "http://www.baidu.com/");  //侧滑页面地址

            if (apptype == "ios")
            {
                Obj.Add("AppClose", "0");
                int check = RedisDbconn.Instance.GetList<AppVersion>("AppVersion", 1, 1000).Count(m => m.TerminalKind == "ios");
                if (check > 0)
                {
                    AppVersion ver = RedisDbconn.Instance.GetList<AppVersion>("AppVersion", 1, 1000).Where(m => m.TerminalKind == "ios").OrderByDescending(m => m.Id).FirstOrDefault();
                    if (ver.Status == 1 && versionToNumber(version) < versionToNumber(ver.VersionNum))
                    {
                        Obj.Add("AppStatus", "1");
                        Obj.Add("AppTitle", ver.Title);
                        Obj.Add("AppInfo", ver.Info);
                        Obj.Add("AppBtn1", ver.ConfirmText);
                        Obj.Add("AppBtn2", ver.CancelText);
                        Obj.Add("AppBtn1Url", ver.DownloadUrl);
                    }
                    else
                    {
                        Obj.Add("AppStatus", "0");
                    }
                }
                else
                {
                    Obj.Add("AppStatus", "0");
                }
            }
            else
            {
                int check = RedisDbconn.Instance.GetList<AppVersion>("AppVersion", 1, 1000).Count(m => m.TerminalKind == "android");
                if (check > 0)
                {
                    AppVersion ver = RedisDbconn.Instance.GetList<AppVersion>("AppVersion", 1, 1000).Where(m => m.TerminalKind == "android").OrderByDescending(m => m.Id).FirstOrDefault();
                    if (ver.Status == 1 && versionToNumber(version) < versionToNumber(ver.VersionNum))
                    {
                        Obj.Add("AppStatus", "1");
                        Obj.Add("AppTitle", ver.Title);
                        Obj.Add("AppInfo", ver.Info);
                        Obj.Add("AppBtn1", ver.ConfirmText);
                        Obj.Add("AppBtn2", ver.CancelText);
                        Obj.Add("AppBtn1Url", ver.DownloadUrl);
                    }
                    else
                    {
                        Obj.Add("AppStatus", "0");
                    }
                }
                else
                {
                    Obj.Add("AppStatus", "0");
                }
            }
            Obj.Add("ConnectErrUrl", ""); //网络错误页面
            return Json(new AppResultJson() { Status = "1", Info = "", Data = Obj });
        }

        #endregion


        #region 附加方法
        
        List<string> SystemFilesV2;
        private void GetSystemFilesV2()
        {
            SystemFilesV2 = new List<string>();
            string dataFilePath = function.getPath("/wwwroot/skin/app/default/");
            System.IO.FileSystemInfo info = new System.IO.DirectoryInfo(dataFilePath);
            scanV2(info);
        }
        private void scanV2(System.IO.FileSystemInfo info)
        {
            if (!info.Exists) return;
            System.IO.DirectoryInfo dir = info as System.IO.DirectoryInfo;
            //不是目录
            if (dir == null) return;
            System.IO.FileSystemInfo[] files = dir.GetFileSystemInfos();
            for (int i = 0; i < files.Length; i++)
            {
                System.IO.FileInfo file = files[i] as System.IO.FileInfo;
                //是文件
                if (file != null)
                {
                    string filename = file.FullName.Replace("\\", "/");
                    SystemFilesV2.Add(filename.Substring(filename.LastIndexOf("/")));
                }
                else scanV2(files[i]);
            }
        }


        private int versionToNumber(string version)
        {
            string[] versionlist = version.Split('.');
            string left = versionlist[0];
            string mid = versionlist[1];
            if (mid.Length == 1) mid = "00" + mid;
            if (mid.Length == 2) mid = "0" + mid;
            string right = versionlist[2];
            if (right.Length == 1) right = "00" + right;
            if (right.Length == 2) right = "0" + right;
            string result = left + mid + right;
            return int.Parse(result);
        }

        #endregion


        #region 生成APP配置文件
        public string makeAppInitData(string version, string apptype)
        {
            Models.SystemSet set = RedisDbconn.Instance.Get<Models.SystemSet>("SystemSet") ?? new Models.SystemSet();
            string url = Host + "Api/APPSetInfo/List?value={\"Kind\":\"1\",\"PageSize\":\"10\",\"PageNum\":\"1\",\"version\":\"" + version + "\",\"apptype\":\"" + apptype + "\"}";
            string AppInfoList = function.GetWebRequest(url);
            string SystemSet = function.GetWebRequest(Host + "Api/SystemSet/DetailDo?value={\"version\":\"" + version + "\",\"apptype\":\"" + apptype + "\"}");
            string GotoPages = "{";
            string PageInfoList = "{";
            string LibFile = "{";
            List<PageUpdateInfo> newpages = RedisDbconn.Instance.GetList<PageUpdateInfo>("PageUpdateInfo", 1, 1000).OrderBy(m => m.Id).ToList();
            foreach (PageUpdateInfo page in newpages)
            {
                string FileName = page.ModulePath.Split('.')[0];
                PageInfoList += "\"page" + FileName + "\":" + function.GetWebRequest(Host + "Api/PageUpdateInfo/CheckDo?value={\"Url\":\"" + FileName + "\",\"version\":\"" + version + "\",\"apptype\":\"" + apptype + "\"}&ismakefile=0") + ",";
                GotoPages += "\"page" + FileName + "\":\"" + function.CheckNull(page.GotoPages).Trim(',') + "\",";

                string PagePath = function.ReadInstance("/WebRootPath.txt") + "/template/app/default/" + page.ModulePath;
                string pageContent = function.ReadInstanceByFull(PagePath);
                pageContent = dbconn.Encrypt3DES(pageContent, "*ga34|^7");
                LibFile += "\"page" + FileName + "\":\"" + pageContent + "\",";
            }
            PageInfoList = PageInfoList.TrimEnd(',');
            PageInfoList += "}";
            GotoPages = GotoPages.TrimEnd(',');
            GotoPages += "}";
            LibFile = LibFile.TrimEnd(',');
            LibFile += "}";
            return AppInfoList + "#cut#" + SystemSet + "#cut#" + PageInfoList + "#cut#" + GotoPages + "#cut#" + dbconn.Encrypt3DES(LibFile, "*ga34|^7");
        }
        #endregion


        #region 验证获取jwt的token

        public JsonResult AppCheck(string value)
        { 
            value = DesDecrypt(value);
            JsonData data = JsonMapper.ToObject(value);
            string CheckSignResult = CheckSign(value, new string[] { "uuid", "salt" });
            if (CheckSignResult != "1")
            {
                return Json(new AppResultJson() { Status = "-1", Info = CheckSignResult });
            }
            else
            {
                string uuid = data["uuid"].ToString();
                string salt = data["salt"].ToString();
                string u = function.MD5_16(uuid + salt);
                Dictionary<string, object> Obj = new Dictionary<string, object>();
                //生成jwt令牌
                Obj.Add("Token", AppToken(u));
                return Json(new AppResultJson() { Status = "1", Info = "", Data = Obj });
            }
        }

        public JsonResult AppCheckTest(string value)
        {
            value = DesDecrypt(value);
            JsonData data = JsonMapper.ToObject(value);
            string uuid = data["uuid"].ToString();
            string salt = data["salt"].ToString();
            string u = function.MD5_16(uuid + salt);
            Dictionary<string, object> Obj = new Dictionary<string, object>();
            //生成jwt令牌
            Obj.Add("Token", AppToken(u));
            return Json(new AppResultJson() { Status = "1", Info = "", Data = Obj });
        }

        public string AppToken(string u)
        {
            u = "old_" + u;
            string test = function.get_Random(10);
            var securityKey = new SigningCredentials(new SymmetricSecurityKey(Encoding.ASCII.GetBytes(JwtSecret)), SecurityAlgorithms.HmacSha256);
            var claims = new Claim[] {
                new Claim(JwtRegisteredClaimNames.Iss,JwtIss),
                new Claim(JwtRegisteredClaimNames.Aud,test),
                new Claim("Guid", Guid.NewGuid().ToString("D")),
                new Claim(ClaimTypes.Role, "system"),
                new Claim(ClaimTypes.Role, "admin"),
            };
            SecurityToken securityToken = new JwtSecurityToken(
                signingCredentials: securityKey,
                expires: DateTime.Now.AddDays(10),//过期时间
                claims: claims,
                audience: test,
                issuer: u
            );
            RedisDbconn.Instance.Set("utoken:" + u, test);
            RedisDbconn.Instance.SetExpire("utoken:" + u, 3600 * 24 * 10);
            //生成jwt令牌
            return new JwtSecurityTokenHandler().WriteToken(securityToken);
        }

        public string AppTokenV2(int UserId, string DeviceId, string DeviceType)
        {
            string Token = RedisDbconn.Instance.Get<string>("apptoken:" + DeviceId + ":" + DeviceType + ":" + UserId);
            if(!string.IsNullOrEmpty(Token))
            {
                return Token;
            }
            string issuer = "new_" + UserId + "_" + DeviceId + "_" + DeviceType;
            string test = function.get_Random(10);
            var securityKey = new SigningCredentials(new SymmetricSecurityKey(Encoding.ASCII.GetBytes(JwtSecret)), SecurityAlgorithms.HmacSha256);
            var claims = new Claim[] {
                new Claim(JwtRegisteredClaimNames.Iss,JwtIss),
                new Claim(JwtRegisteredClaimNames.Aud,test),
                new Claim("Guid", Guid.NewGuid().ToString("D")),
                new Claim(ClaimTypes.Role, "system"),
                new Claim(ClaimTypes.Role, "admin"),
            };
            SecurityToken securityToken = new JwtSecurityToken(
                signingCredentials: securityKey,
                expires: DateTime.Now.AddDays(10),//过期时间
                claims: claims,
                audience: test,
                issuer: issuer
            );
            RedisDbconn.Instance.Set("utoken:" + issuer, test);
            RedisDbconn.Instance.SetExpire("utoken:" + issuer, 3600 * 24 * 10);
            //生成jwt令牌
            Token = new JwtSecurityTokenHandler().WriteToken(securityToken);
            RedisDbconn.Instance.Set("apptoken:" + DeviceId + ":" + DeviceType + ":" + UserId, Token);
            RedisDbconn.Instance.SetExpire("apptoken:" + DeviceId + ":" + DeviceType + ":" + UserId, 3600 * 24 * 10 - 60);
            return Token;
        }

        #endregion







        #region 获取OSS参数
        public JsonResult OssParam(string value)
        {
            Dictionary<string, object> Obj = new Dictionary<string, object>();
            Obj.Add("AccessId", "LTAI5t7ivibdYZTro4SRVZ9M");
            Obj.Add("AccessKey", "nfr1bmbJbMhLuaj10iBORkuFfIAX7M");
            return Json(new AppResultJson() { Status = "-1", Info = "", Data = Obj });
        }

        #endregion




        #region 检查签名是否合法，合法返回1，不合法返回提示信息

        /// <summary>
        /// 检查签名是否合法，合法返回1，不合法返回提示信息
        /// </summary>
        /// <param name="value">请求的参数(json字符串)</param>
        /// <param name="signField">要签名的字段</param>
        /// <returns></returns>
        private string CheckSign(string value, string[] signField)
        {
            JsonData json = JsonMapper.ToObject(value);
            Dictionary<string, string> dic = new Dictionary<string, string>();
            for (int i = 0; i < signField.Length; i++)
            {
                dic.Add(signField[i], json[signField[i]].ToString());
            }
            string sign = json["sign"].ToString(); //客户端签名字符串
            return new Sign().sign(dic, sign);
        }

        #endregion

    }
}