TEAMModelOS/TEAMModelBI/Controllers/BITest/TestController.cs

using Azure.Cosmos;
using DingTalk.Api;
using DingTalk.Api.Request;
using DingTalk.Api.Response;
using HTEXLib.COMM.Helpers;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Azure.Cosmos.Table;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.Options;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Text.Json;
using System.Threading.Tasks;
using TEAMModelBI.Filter;
using TEAMModelBI.Models;
using TEAMModelBI.Tool;
using TEAMModelOS.Models;
using TEAMModelOS.SDK;//引用创建学校Code
using TEAMModelOS.SDK.Context.Attributes.Azure;
using TEAMModelOS.SDK.DI;
using TEAMModelOS.SDK.Extension;
using TEAMModelOS.SDK.Models;
using TEAMModelOS.SDK.Models.Cosmos.BI;
using TEAMModelOS.SDK.Models.Cosmos.Common;
using TEAMModelOS.SDK.Models.Service;
using TEAMModelOS.SDK.Models.Table;

//.Net 6新的特性
using System.Reflection;
using System.Numerics;
using System.Security.Cryptography;
using System.Runtime.InteropServices;
using System.Runtime.CompilerServices;
using System.IdentityModel.Tokens.Jwt;
using TEAMModelBI.Tool.Extension;
using System.IO;
using System.Net.Http;
using System.Net.Http.Json;
using System.Net;
using TEAMModelBI.Tool.CosmosBank;
using System.Diagnostics;
using StackExchange.Redis;
using TEAMModelOS.SDK.Models.Service.BI;
using TEAMModelOS.SDK.Context.BI;
using TEAMModelOS.SDK.Context.Constant;
using Azure.Storage.Blobs.Models;
using Azure.Storage.Blobs;
using Azure.Storage.Blobs.Specialized;
using System.Web;

namespace TEAMModelBI.Controllers.BITest
{
    [Route("apitest")]
    [ApiController]
    public class TestController : ControllerBase
    {

        private readonly AzureCosmosFactory _azureCosmos;
        private readonly AzureStorageFactory _azureStorage;
        private readonly AzureRedisFactory _azureRedis;
        private readonly DingDing _dingDing;
        private readonly Option _option;
        private readonly IWebHostEnvironment _environment; //读取文件
        //读取配置文件
        private readonly IConfiguration _configuration;
        private readonly CoreAPIHttpService _coreAPIHttpService;
        private readonly HttpClient _httpClient;
        private IPSearcher _ipSearcher;
        public TestController(IPSearcher ipSearcher, AzureCosmosFactory azureCosmos, AzureStorageFactory azureStorage, AzureRedisFactory azureRedis, DingDing dingDing, IOptionsSnapshot<Option> option, IWebHostEnvironment hostingEnvironment, IConfiguration configuration, CoreAPIHttpService coreAPIHttpService, HttpClient httpClient)
        {
            _azureCosmos = azureCosmos;
            _azureStorage = azureStorage;
            _azureRedis = azureRedis;
            _dingDing = dingDing;
            _option = option?.Value;
            _environment = hostingEnvironment;
            _configuration = configuration;
            _coreAPIHttpService = coreAPIHttpService;
            _httpClient = httpClient; _ipSearcher = ipSearcher;
        }

        /// <summary>
        /// 删除册别，删除章节  创区
        /// </summary>
        /// <param name="jsonElement"></param>
        /// <returns></returns>
        [HttpPost("del-standard")]
        public async Task<IActionResult> DelStandard(JsonElement jsonElement)
        {
            if (!jsonElement.TryGetProperty("oldStandard", out JsonElement _oldStandard)) return BadRequest();
            var cosmosClient = _azureCosmos.GetCosmosClient();

            List<string> abilityIds = new();  //册别的ID集合

            //查询册别信息
            await foreach (var tempAbility in cosmosClient.GetContainer(Constant.TEAMModelOS, "Normal").GetItemQueryIterator<Ability>(queryText: $"select value(c) from c", requestOptions: new QueryRequestOptions() { PartitionKey = new PartitionKey($"Ability-{_oldStandard}") }))
            {
                abilityIds.Add(tempAbility.id);  //查询出来册别ID添加册别ID集合
            }
            //删除册别
            if (abilityIds.IsNotEmpty())
            {
                var sresponse = await cosmosClient.GetContainer(Constant.TEAMModelOS, "Normal").DeleteItemsStreamAsync(abilityIds, $"Ability-{_oldStandard}");
            }

            List<string> abilityTaskIds = new();  //章节ID集合

            await foreach (var item in cosmosClient.GetContainer(Constant.TEAMModelOS, "Normal").GetItemQueryIterator<AbilityTask>(queryText: $"select value(c) from c", requestOptions: new QueryRequestOptions() { PartitionKey = new PartitionKey($"AbilityTask-{_oldStandard}") }))
            {
                abilityTaskIds.Add(item.id);   //查询出来的章节信息ID添加到战绩集合
            }
            //删除章节
            if (abilityTaskIds.IsNotEmpty())
            {
                var sresponse = await cosmosClient.GetContainer(Constant.TEAMModelOS, "Normal").DeleteItemsStreamAsync(abilityTaskIds, $"AbilityTask-{_oldStandard}");
            }

            return Ok(new { state = 200 });
        }

        /// <summary>
        /// 测试生产Code
        /// </summary>
        /// <param name="jsonElement"></param>
        /// <returns></returns>
        [ProducesDefaultResponseType]
        [HttpPost("get-schoolcode")]
        public async Task<IActionResult> GetSchoolCode(JsonElement jsonElement)
        {
            //string data = await SchoolCode.GenerateSchoolCode(jsonElement, _dingDing, _environment).ToString();
            CreateSchoolInfo createSchoolInfo = new CreateSchoolInfo();
            createSchoolInfo.province = "四川省";
            createSchoolInfo.id = "tmdplc";
            createSchoolInfo.name = "醍摩豆批量创校学校";
            createSchoolInfo.city = "成都市";
            createSchoolInfo.aname = "";
            createSchoolInfo.createCount = 0;

            //Random random = new Random();
            ////随机小写字母
            //int a = random.Next(0, 26);
            //char ch = (char)('a' + a);
            //string Number = GenerateRandom.Number(1);
            //string Number1 = GenerateRandom.Number(1, true);
            //string Str = GenerateRandom.Str(1);
            //string Str1 = GenerateRandom.Str(1, true);
            //string Str_char = GenerateRandom.Str_char(1);
            //string Str_char1 = GenerateRandom.Str_char(1, true);

            CreateSchoolInfo data = await SchoolCode.GenerateSchoolCode(createSchoolInfo, _dingDing, _environment);
            return Ok(new { state = 200, data, data.id });
        }

        /// <summary>
        /// 保存日志文件
        /// </summary>
        /// <param name="jsonElement"></param>
        /// <returns></returns>
        [ProducesDefaultResponseType]
        [AuthToken(Roles = "assist,admin")]
        [HttpPost("set-savebilog")]
        public async Task<IActionResult> SetTestSaveBIlog(JsonElement jsonElement)
        {
            //jsonElement.TryGetProperty("site", out JsonElement site);//分开部署，就不需要，一站多用时，取消注释
            jsonElement.TryGetProperty("msg", out JsonElement msg);

            var cosmosClient = _azureCosmos.GetCosmosClient();
            var tableClient = _azureStorage.GetCloudTableClient();
            var blobClient = _azureStorage.GetBlobContainerClient(containerName: "0-public");
            var redisClinet = _azureRedis.GetRedisClient(8);
            ////分开部署，就不需要，一站多用时，取消注释
            //if ($"{site}".Equals(BIConst.Global))
            //{
            //    cosmosClient = _azureCosmos.GetCosmosClient(name: BIConst.Global);
            //    tableClient = _azureStorage.GetCloudTableClient(BIConst.Global);
            //    blobClient = _azureStorage.GetBlobContainerClient(containerName: "0-public", BIConst.Global);
            //    redisClinet = _azureRedis.GetRedisClient(dbnum: 8, name: BIConst.Global);
            //}

            var (_tmdId, _tmdName, pic, did, dname, dpic) = HttpJwtAnalysis.JwtXAuthBI(HttpContext.GetXAuth("AuthToken"), _option);
            await _azureStorage.SaveLog(type: "table-save", msg: "测试保存方法01", dingDing: _dingDing, httpContext: HttpContext); //IES5 日志记录

            await AzureStorageBlobExtensions.SaveBILog(blobClient, tableClient, "Test-test", $"{msg}", _dingDing, httpContext: HttpContext);//BI 日志记录

            return Ok(new { state = 200 });
        }

        /// <summary>
        /// 查询table数据
        /// </summary>
        /// <param name="jsonElement"></param>
        /// <returns></returns>
        [HttpPost("file-table")]
        public async Task<IActionResult> SaveTable(JsonElement jsonElement)
        {
            jsonElement.TryGetProperty("single", out JsonElement single);
            jsonElement.TryGetProperty("startDate", out JsonElement startDate);
            jsonElement.TryGetProperty("endDate", out JsonElement endDate);
            jsonElement.TryGetProperty("platform", out JsonElement platform);

            List<string> strlist = new();
            if (!string.IsNullOrEmpty($"{single}"))
                strlist.Add($"RowKey {QueryComparisons.Equal} {single}");
            if (!string.IsNullOrEmpty($"{startDate}"))
                strlist.Add($"RowKey {QueryComparisons.GreaterThanOrEqual} {startDate}");
            if (!string.IsNullOrEmpty($"{endDate}"))
                strlist.Add($"RowKey {QueryComparisons.LessThanOrEqual} {endDate}");
            if (!string.IsNullOrEmpty($"{platform}"))
                strlist.Add($"platform {QueryComparisons.Equal} {platform}");

            var table = _azureStorage.GetCloudTableClient().GetTableReference("BIOptLog");
            string sql = string.Join(" and ", strlist);
            var temp = table.QueryWhereString<BIOptLog>(sql);

            return Ok(new { state = 200, temp });
        }

        /// <summary>
        /// 查询BI操作记录
        /// </summary>
        /// <param name="jsonElement"></param>
        /// <returns></returns>
        [HttpPost("get-operatelogbydate")]
        public async Task<IActionResult> GetOperateLogByDate(JsonElement jsonElement)
        {
            try
            {
                jsonElement.TryGetProperty("single", out JsonElement single);
                jsonElement.TryGetProperty("startDate", out JsonElement startDate);
                jsonElement.TryGetProperty("endDate", out JsonElement endDate);
                jsonElement.TryGetProperty("platform", out JsonElement platform);

                List<BIOptLog> operateLogs = new();
                StringBuilder tableSql = new();

                if (!string.IsNullOrEmpty($"{single}"))
                    tableSql.Append($"RowKey {QueryComparisons.Equal} '{single}' ");
                if (!string.IsNullOrEmpty($"{startDate}"))
                    tableSql.Append(!string.IsNullOrEmpty(tableSql.ToString()) ? $" {TableOperators.And} RowKey {QueryComparisons.GreaterThanOrEqual} '{startDate}' " : $"RowKey {QueryComparisons.GreaterThanOrEqual} '{startDate}' ");
                if (!string.IsNullOrEmpty($"{endDate}"))
                    tableSql.Append(!string.IsNullOrEmpty(tableSql.ToString()) ? $" {TableOperators.And} RowKey {QueryComparisons.LessThanOrEqual} '{endDate}' " : $" RowKey { QueryComparisons.LessThanOrEqual} '{endDate}' ");
                if (!string.IsNullOrEmpty($"{platform}"))
                    tableSql.Append(!string.IsNullOrEmpty(tableSql.ToString()) ? $" {TableOperators.And} platform {QueryComparisons.Equal} '{platform}' " : $" platform {QueryComparisons.Equal} '{platform}' ");

                var table = _azureStorage.GetCloudTableClient().GetTableReference("BIOptLog");
                operateLogs = await table.QueryWhereString<BIOptLog>(tableSql.ToString());
                return Ok(new { state = 200, operateLogs });
            }
            catch (Exception ex)
            {
                await _dingDing.SendBotMsg($"BI，{_option.Location}   /operatelog/get-operatelogbydate  \n  {ex.Message}\n{ex.StackTrace}", GroupNames.成都开发測試群組);
                return BadRequest();
            }
        }

        /// <summary>
        /// 查询离职信息
        /// </summary>
        /// <returns></returns>
        [ProducesDefaultResponseType]
        [HttpPost("quitstaff")]
        public async Task<IActionResult> QuitStaff()
        {
            string appKey = _configuration["DingDingAuth:appKey"];
            string appSecret = _configuration["DingDingAuth:appSecret"];
            string agentld = _configuration["DingDingAuth:Agentld"];

            //获取access_token
            IDingTalkClient client = new DefaultDingTalkClient("https://oapi.dingtalk.com/gettoken");
            OapiGettokenRequest request = new() { Appkey = appKey, Appsecret = appSecret };
            request.SetHttpMethod("Get");
            OapiGettokenResponse response = client.Execute(request);
            if (response.IsError)
            {
                return BadRequest();
            }

            //access_token的有效期为7200秒（2小时），有效期内重复获取会返回相同结果并自动续期，过期后获取会返回新的access_token
            string access_token = response.AccessToken;

            IDingTalkClient quitStaffClient = new DefaultDingTalkClient("https://oapi.dingtalk.com/topapi/smartwork/hrm/employee/querydimission");
            OapiSmartworkHrmEmployeeQuerydimissionRequest reqDimission = new() { Offset = 0L, Size = 50L };
            OapiSmartworkHrmEmployeeQuerydimissionResponse rspDimission = quitStaffClient.Execute(reqDimission, access_token);

            if (rspDimission.SubErrCode == "60011")
            {
                return Ok(new { state = 60011, message = "没有调用该接口的权限！" });
            }
            else if (rspDimission.Result != null)
            {
                var datalist = rspDimission.Result.DataList;
                return Ok(new { state = 200, datalist });
            }
            else
            {
                return Ok(new { state = rspDimission.SubErrCode, message = rspDimission.Errmsg });
            }
        }

        /// <summary>
        /// 测试获取待入职人员的userId接口
        /// </summary>
        /// <returns></returns>
        [ProducesDefaultResponseType]
        [HttpPost("Induction")]
        public async Task<IActionResult> Induction()
        {
            string appKey = _configuration["DingDingAuth:appKey"];
            string appSecret = _configuration["DingDingAuth:appSecret"];
            string agentld = _configuration["DingDingAuth:Agentld"];

            //获取access_token
            IDingTalkClient client = new DefaultDingTalkClient("https://oapi.dingtalk.com/gettoken");
            OapiGettokenRequest request = new() { Appkey = appKey, Appsecret = appSecret };
            request.SetHttpMethod("Get");
            OapiGettokenResponse response = client.Execute(request);
            if (response.IsError)
            {
                return BadRequest();
            }

            //access_token的有效期为7200秒（2小时），有效期内重复获取会返回相同结果并自动续期，过期后获取会返回新的access_token
            string access_token = response.AccessToken;

            IDingTalkClient InductionClient = new DefaultDingTalkClient("https://oapi.dingtalk.com/topapi/smartwork/hrm/employee/querypreentry");
            OapiSmartworkHrmEmployeeQuerypreentryRequest reqInduction = new() { Offset = 0L, Size = 50 };
            reqInduction.SetHttpMethod("GET");
            OapiSmartworkHrmEmployeeQuerypreentryResponse rspInduction = InductionClient.Execute(reqInduction, access_token);
            if (rspInduction.Result.DataList != null)
            {
                foreach (var itemId in rspInduction.Result.DataList)
                {
                    IDingTalkClient client3 = new DefaultDingTalkClient("https://oapi.dingtalk.com/topapi/v2/user/get");
                    OapiV2UserGetRequest v2GetRequest = new()
                    {
                        Userid = itemId,
                        Language = "zh_CN"
                    };
                    OapiV2UserGetResponse v2GetResponse = client3.Execute(v2GetRequest, access_token);

                }
                return Ok(new { state = 200, rspInduction.Result.DataList });
            }
            else
            {
                return Ok(new { state = 400, rspInduction.SubErrCode, rspInduction.SubErrMsg });
            }

        }

        /// <summary>
        /// 获取在职ID
        /// </summary>
        /// <returns></returns>
        [HttpPost("get-onthejob")]
        public async Task<IActionResult> GetOnTheJob()
        {

            string appKey = _configuration["DingDingAuth:appKey"];
            string appSecret = _configuration["DingDingAuth:appSecret"];
            string agentld = _configuration["DingDingAuth:Agentld"];

            //获取access_token
            IDingTalkClient client = new DefaultDingTalkClient("https://oapi.dingtalk.com/gettoken");
            OapiGettokenRequest request = new() { Appkey = appKey, Appsecret = appSecret };
            request.SetHttpMethod("Get");
            OapiGettokenResponse response = client.Execute(request);
            if (response.IsError)
            {
                return BadRequest();
            }

            //access_token的有效期为7200秒（2小时），有效期内重复获取会返回相同结果并自动续期，过期后获取会返回新的access_token
            string access_token = response.AccessToken;

            //bool vars = false;
            //long offst = 1;
            //do
            //{
            //    IDingTalkClient jobclient = new DefaultDingTalkClient("https://oapi.dingtalk.com/topapi/smartwork/hrm/employee/queryonjob");
            //    OapiSmartworkHrmEmployeeQueryonjobRequest jobreq = new OapiSmartworkHrmEmployeeQueryonjobRequest { StatusList = "2,3,-1", Offset = offst, Size = 50 };   //2：试用期 3：正式 5：待离职 -1：无状态
            //    OapiSmartworkHrmEmployeeQueryonjobResponse jobrsp = jobclient.Execute(jobreq, access_token);

            //    if (jobrsp.Result.NextCursor > 0)
            //        offst += 1;
            //    else vars = true;
            //} while (vars);

            IDingTalkClient jobclient = new DefaultDingTalkClient("https://oapi.dingtalk.com/topapi/smartwork/hrm/employee/queryonjob");
            OapiSmartworkHrmEmployeeQueryonjobRequest jobreq = new() { StatusList = "2,3,-1", Offset = 1, Size = 50 };   //2：试用期 3：正式 5：待离职 -1：无状态
            OapiSmartworkHrmEmployeeQueryonjobResponse jobrsp = jobclient.Execute(jobreq, access_token);
            if (jobrsp.SubErrCode == "60011")
            {
                return Ok(new { state = 200, msg = jobrsp.SubErrMsg });
            }
            foreach (var item in jobrsp.Result.DataList)
            {

            }

            var ser = jobrsp.Result.DataList;  // jobrsp.Body.GetEnumerator("result");

            return Ok(new { state = 200, jobrsp.Body, ser });
        }

        /// <summary>
        /// 测试 使用yield 优化
        /// 依据学校编号查询学校信息；若是没有传学校编号，则查询所有学校信息
        /// </summary>
        /// <param name="jsonElement"></param>
        /// <returns></returns>
        [ProducesDefaultResponseType]
        [HttpPost("get-schoolsinfo")]
        public async Task<IActionResult> GetSchoolsInfo(JsonElement jsonElement)
        {
            try
            {
                jsonElement.TryGetProperty("schoolCode", out JsonElement _schoolCode);
                var cosmosClient = _azureCosmos.GetCosmosClient();
                List<AssistSchool> schoolAssists = new();
                //StringBuilder stringBuilder = new StringBuilder("select value(c) from c");
                StringBuilder stringBuilder = new("select c.id,c.code,c.schoolCode,c.name,c.region,c.province,c.city,c.dist,c.size,c.address,c.picture,c.type,c.scale,c.areaId,c.standard from c");

                if (!string.IsNullOrEmpty($"{_schoolCode}"))
                {
                    stringBuilder.Append($" where c.id='{_schoolCode}'");
                }

                //await foreach (var itemSchool in cosmosClient.GetContainer(Constant.TEAMModelOS, "School").GetItemQueryIterator<School>(queryText: stringBuilder.ToString(), requestOptions: new QueryRequestOptions() { PartitionKey = new PartitionKey("Base") }))
                //{
                //    SchoolAssist schoolAssist = new()
                //    {
                //        id = itemSchool.id,
                //        code = itemSchool.code,
                //        schoolCode = itemSchool.schoolCode,
                //        name = itemSchool.name,
                //        region = itemSchool.region,
                //        province = itemSchool.province,
                //        city = itemSchool.city,
                //        dist = itemSchool.dist,
                //        size = itemSchool.size,
                //        address = itemSchool.address,
                //        picture = itemSchool.picture,
                //        type = itemSchool.type,
                //        scale = itemSchool.scale,
                //        areaId = itemSchool.areaId,
                //        standard = itemSchool.standard
                //    };

                //    var response = await cosmosClient.GetContainer("TEAMModelOS", "School").ReadItemStreamAsync(itemSchool.id, new PartitionKey("ProductSum"));
                //    if (response.Status == 200)
                //    {
                //        using var json = await JsonDocument.ParseAsync(response.ContentStream);

                //        if (json.RootElement.TryGetProperty("serial", out JsonElement serial) && !serial.ValueKind.Equals(JsonValueKind.Null))
                //        {
                //            schoolAssist.serial = serial.ToObject<List<SchoolProductSumData>>().Select(x => x.prodCode).ToList();
                //        }
                //        if (json.RootElement.TryGetProperty("service", out JsonElement service) && !service.ValueKind.Equals(JsonValueKind.Null))
                //        {
                //            schoolAssist.service = service.ToObject<List<SchoolProductSumData>>().Select(x => x.prodCode).ToList();
                //        }
                //        if (json.RootElement.TryGetProperty("hard", out JsonElement hard) && !hard.ValueKind.Equals(JsonValueKind.Null))
                //        {
                //            schoolAssist.hard = hard.ToObject<List<SchoolProductSumDataHard>>().Select(x => x.prodCode).ToList();
                //        }
                //    }

                //    schoolAssist.assists = await CommonFind.FindSchoolRoles(cosmosClient, itemSchool.id, "assist");

                //    schoolAssists.Add(schoolAssist);
                //}
                //return Ok(new { state = 200, schoolAssists });

                await foreach (var itemSchool in cosmosClient.GetContainer("TEAMModelOS", "School").GetItemQueryStreamIterator(queryText: stringBuilder.ToString(), requestOptions: new QueryRequestOptions() { PartitionKey = new PartitionKey("Base") }))
                {
                    using var jsonSchool = await JsonDocument.ParseAsync(itemSchool.ContentStream);
                    foreach (var objSchool in jsonSchool.RootElement.GetProperty("Documents").EnumerateArray())
                    {
                        var schoolId = objSchool.GetProperty("id").GetString();
                        AssistSchool schoolAssist = new()
                        {
                            id = schoolId,
                            code = objSchool.GetProperty("code").GetString(),
                            schoolCode = objSchool.GetProperty("schoolCode").GetString(),
                            name = objSchool.GetProperty("name").GetString(),
                            region = objSchool.GetProperty("region").GetString(),
                            province = objSchool.GetProperty("province").GetString(),
                            city = objSchool.GetProperty("city").GetString(),
                            dist = objSchool.GetProperty("dist").GetString(),
                            size = objSchool.GetProperty("size").GetInt32(),
                            address = objSchool.GetProperty("address").GetString(),
                            picture = objSchool.GetProperty("picture").GetString(),
                            type = objSchool.GetProperty("type").GetInt32(),
                            //scale = objSchool.GetProperty("scale").GetInt32(),
                            areaId = objSchool.GetProperty("areaId").GetString(),
                            standard = objSchool.GetProperty("standard").GetString(),
                        };

                        try { schoolAssist.scale = objSchool.GetProperty("scale").GetInt32(); }
                        catch { schoolAssist.scale = 0; }

                        var response = await cosmosClient.GetContainer("TEAMModelOS", "School").ReadItemStreamAsync(schoolId, new PartitionKey("ProductSum"));
                        if (response.Status == 200)
                        {
                            using var json = await JsonDocument.ParseAsync(response.ContentStream);
                            if (json.RootElement.TryGetProperty("serial", out JsonElement serial) && !serial.ValueKind.Equals(JsonValueKind.Null))
                            {
                                schoolAssist.serial = serial.ToObject<List<SchoolProductSumData>>().Select(x => x.prodCode).ToList();
                            }
                            if (json.RootElement.TryGetProperty("service", out JsonElement service) && !service.ValueKind.Equals(JsonValueKind.Null))
                            {
                                schoolAssist.service = service.ToObject<List<SchoolProductSumData>>().Select(x => x.prodCode).ToList();
                            }
                            if (json.RootElement.TryGetProperty("hard", out JsonElement hard) && !hard.ValueKind.Equals(JsonValueKind.Null))
                            {
                                schoolAssist.hard = hard.ToObject<List<SchoolProductSumDataHard>>().Select(x => x.prodCode).ToList();
                            }
                        }

                        //schoolAssist.assists = await CommonFind.FindSchoolRoles(cosmosClient, schoolId, "assist");
                        schoolAssists.Add(schoolAssist);
                    }
                }

                List<AssistSchool> tempSchoolAssists = new();
                await foreach (var temp in GetSchools(cosmosClient, schoolAssists))
                {
                    tempSchoolAssists.AddRange(temp);
                }

                return Ok(new { state = 200, schoolAssists = tempSchoolAssists });

            }
            catch (Exception ex)
            {
                await _dingDing.SendBotMsg($"BI,{_option.Location}  /batchschool/get-schoolsinfo  \n {ex.Message}\n{ex.StackTrace}", GroupNames.成都开发測試群組);
                return BadRequest();
            }
        }

        /// <summary>
        /// 使用yield 优化
        /// </summary>
        /// <param name="cosmosClient"></param>
        /// <param name="schoolAssists"></param>
        /// <returns></returns>
        private async IAsyncEnumerable<List<AssistSchool>> GetSchools(CosmosClient cosmosClient, List<AssistSchool> schoolAssists)
        {
            List<AssistSchool> tempSchoolAssists = new();
            foreach (var temp in schoolAssists)
            {
                var response = await cosmosClient.GetContainer("TEAMModelOS", "School").ReadItemStreamAsync(temp.id, new PartitionKey("ProductSum"));
                if (response.Status == 200)
                {
                    using var json = await JsonDocument.ParseAsync(response.ContentStream);
                    if (json.RootElement.TryGetProperty("serial", out JsonElement serial) && !serial.ValueKind.Equals(JsonValueKind.Null))
                    {
                        temp.serial = serial.ToObject<List<SchoolProductSumData>>().Select(x => x.prodCode).ToList();
                    }
                    if (json.RootElement.TryGetProperty("service", out JsonElement service) && !service.ValueKind.Equals(JsonValueKind.Null))
                    {
                        temp.service = service.ToObject<List<SchoolProductSumData>>().Select(x => x.prodCode).ToList();
                    }
                    if (json.RootElement.TryGetProperty("hard", out JsonElement hard) && !hard.ValueKind.Equals(JsonValueKind.Null))
                    {
                        temp.hard = hard.ToObject<List<SchoolProductSumDataHard>>().Select(x => x.prodCode).ToList();
                    }
                }

                temp.assists = await CommonFind.FindSchoolRoles(cosmosClient, temp.id, "assist");
                tempSchoolAssists.Add(temp);
            }

            yield return tempSchoolAssists;
        }

        /// <summary>
        /// 赋值默认的顾问角色和BI默认的功能权限
        /// </summary>
        /// <returns></returns>
        [HttpPost("set-rolesorperm")]
        public async Task<IActionResult> SetRolesOrPermissions()
        {
            var table = _azureStorage.GetCloudTableClient().GetTableReference("BIDDUserInfo");
            List<DingDingUserInfo> ddUserId = await table.FindListByDict<DingDingUserInfo>(new Dictionary<string, object> { { "PartitionKey", "continent" } });
            List<string> read = new() { "abilitystandard-read", "batcharea-read", "batchschool-read", "orgusers-read" };
            List<DingDingUserInfo> tempUserInfo = new();
            foreach (var user in ddUserId)
            {
                if (string.IsNullOrEmpty(user.roles))
                {
                    user.roles = "assist";
                }

                if (string.IsNullOrEmpty(user.permissions))
                {
                    user.permissions = string.Join(",", read);
                }
                List<string> tempRead = new(user.permissions.Split(","));

                foreach (var temp in read)
                {
                    if (!tempRead.Contains(temp))
                    {
                        tempRead.Add(temp);
                    }
                }
                user.permissions = string.Join(",", tempRead);
                tempUserInfo.Add(user);
            }

            var response = await table.SaveOrUpdateAll<DingDingUserInfo>(tempUserInfo);

            return Ok(new { state = 200, response });
        }

        /// <summary>
        /// 测试使用 CosmosDB中的COUNT 函数统计
        /// </summary>
        /// <param name="jsonElement"></param>
        /// <returns></returns>
        [HttpPost("get-count")]
        public async Task<IActionResult> GetCount(JsonElement jsonElement)
        {
            var cosmosClient = _azureCosmos.GetCosmosClient();
            List<KeyValuePair<int, int>> layerCount = new List<KeyValuePair<int, int>>();
            for (int i = 1; i <= 6; i++)
            {
                int total = 0;

                //string sqlText = $"select value(c.id) from c where c.pk='Item' and c.field={i}";
                string sqlText = $"select value(COUNT(c.id)) from c where c.pk='Item' and c.field={i}";
                await foreach (var item in cosmosClient.GetContainer("TEAMModelOS", "School").GetItemQueryIterator<int>(queryText: sqlText, requestOptions: new QueryRequestOptions() { }))
                {
                    total += item;
                    //using var json = await JsonDocument.ParseAsync(item.ContentStream);
                    //if (json.RootElement.TryGetProperty("_count", out JsonElement count) && count.GetInt32() > 0)
                    //{
                    //    foreach (var obj in json.RootElement.GetProperty("Documents").EnumerateArray())
                    //    {
                    //        //total += obj.GetInt64();
                    //        total += obj.GetProperty("totals").GetInt32();
                    //    }
                    //    //total += count.GetInt64();
                    //}
                }

                await foreach (var item in cosmosClient.GetContainer("TEAMModelOS", "Teacher").GetItemQueryIterator<int>(queryText: sqlText, requestOptions: new QueryRequestOptions() { }))
                {
                    total += item;
                    //using var json = await JsonDocument.ParseAsync(item.ContentStream);
                    //if (json.RootElement.TryGetProperty("_count", out JsonElement count) && count.GetInt64() > 0)
                    //{
                    //    foreach (var obj in json.RootElement.GetProperty("Documents").EnumerateArray())
                    //    {
                    //        //total += obj.GetInt64();
                    //        total += obj.GetProperty("totals").GetInt32();
                    //    }
                    //}
                }

                layerCount.Add(new KeyValuePair<int, int>(i, total));
            }

            return Ok(new { state = 200, layerCount });
        }

        /// <summary>
        /// 测试算日期
        /// </summary>
        /// <returns></returns>
        [HttpPost("get-date")]
        public async Task<IActionResult> GetDate()
        {
            List<string> day7 = TimeHelper.GetNearDay(DateTimeOffset.UtcNow, 7);
            List<string> day30 = TimeHelper.GetNearDay(DateTimeOffset.UtcNow, 30);

            DateTimeOffset dateTime = DateTimeOffset.UtcNow.AddDays(0);
            int year = DateTimeOffset.UtcNow.Year;
            int month = DateTimeOffset.UtcNow.Month;

            var datetime7 = DateTimeOffset.UtcNow.AddDays(-7); //前七天的时间

            List<string> strList = monthsOfYear("2021-1");

            var ere = DateTimeOffset.Parse("2022-04-25");

            DateTimeOffset ste = new();
            if (ere.Month > 9)
            {
                ste = new DateTime(ere.Year, ere.Month - 4, 1);
            }
            else
            {
                ste = new DateTime(ere.Year - 1, ere.Month, 1);
            }

            var (start1, end1) = TimeHelper.GetStartOrEnd(DateTimeOffset.UtcNow);
            var (start2, end2) = TimeHelper.GetStartOrEnd(DateTimeOffset.UtcNow, "week");
            var (start3, end3) = TimeHelper.GetStartOrEnd(DateTimeOffset.UtcNow, "lastweek");
            var (start4, end4) = TimeHelper.GetStartOrEnd(DateTimeOffset.UtcNow, "term");
            var (start5, end5) = TimeHelper.GetStartOrEnd(DateTimeOffset.UtcNow, "lastterm");
            var (start6, end6) = TimeHelper.GetStartOrEnd(DateTimeOffset.UtcNow, "month");
            var (start7, end7) = TimeHelper.GetStartOrEnd(DateTimeOffset.UtcNow, "year");

            var start = GetMonthStart(ere);
            var end = GetMonthEnd(ere);

            List<MonthStartEnd> endList1 = TimeHelper.GetYearMonthlyStartEnd(DateTimeOffset.UtcNow.Year);
            //return Ok(new { strList, dateTime, year, start, end, endList, endList1, endList2 });


            return Ok(new { day7, day30, datetime7, start1, end1, start2, end2, start3, end3, start4, end4, start5, end5, start6, end6, start7, end7 });
        }

        public static List<string> monthsOfYear(string yearMonth)
        {
            DateTime dateTime = DateTime.Parse(yearMonth);
            int year = dateTime.Year;
            int month = dateTime.Month;
            List<string> months = new List<string>();
            while (year > dateTime.Year - 1 || month > dateTime.Month)
            {
                months.Add($"{year}-{(month < 10 ? "0" : "") + month}");
                month -= 1;
                if (month <= 0)
                {
                    year -= 1;
                    month = 12;
                }
            }

            return months;
        }

        /// <summary>
        /// 统计一年中每月得新增校
        /// </summary>
        /// <returns></returns>
        [HttpPost("get-yearmonth")]
        public async Task<IActionResult> GetYearMonth()
        {
            var cosmosClient = _azureCosmos.GetCosmosClient();
            Dictionary<int, long> tempYear = new();
            List<TempSchool> tempSchools = new();
            for (int i = 1; i < 13; i++)
            {
                var start = 00022222330;
                long tempCount = 0;
                await foreach (var item in cosmosClient.GetContainer("TEAMModelOS", "School").GetItemQueryStreamIterator(queryText: $"SELECT c._ts,c.name,c.id FROM c WHERE c._ts>={start}L", requestOptions: new QueryRequestOptions() { PartitionKey = new PartitionKey("Base") }))
                {
                    using var json = await JsonDocument.ParseAsync(item.ContentStream);
                    if (json.RootElement.TryGetProperty("_count", out JsonElement count) && count.GetInt64() > 0)
                    {
                        foreach (var obj in json.RootElement.GetProperty("Documents").EnumerateArray())
                        {
                            TempSchool tempSchool = new();
                            tempSchool.id = obj.GetProperty("id").GetString();
                            tempSchool.ts = obj.GetProperty("_ts").GetInt64();
                            tempSchool.name = obj.GetProperty("name").GetString();

                            tempSchools.Add(tempSchool);
                        }
                        tempCount += count.GetInt64();
                    }
                }
                if (tempCount != 0)
                {
                    tempYear.Add(i, tempCount);
                }
            }

            return Ok(new { state = 200, tempYear, tempSchools });
        }

        /// <summary>
        /// 测试.net 6 的一些特性
        /// </summary>
        /// <returns></returns>
        [HttpPost("get-newnet6")]
        public async Task<IActionResult> GetNewNet6()
        {
            ///PriorityQueue
            //.NET 6 新增的数据结构, PriorityQueue, 队列每个元素都有一个关联的优先级，它决定了出队顺序, 编号小的元素优先出列。
            PriorityQueue<string, int> priorityQueue = new();
            priorityQueue.Enqueue("Second", 2);
            priorityQueue.Enqueue("Fourth", 4);
            priorityQueue.Enqueue("Third 1", 3);
            priorityQueue.Enqueue("Third 2", 5);
            priorityQueue.Enqueue("First", 1);

            while (priorityQueue.Count > 0)
            {
                string item = priorityQueue.Dequeue();
                Console.WriteLine(item);
            }

            //PeriodicTimer
            //认识一个完全异步的“PeriodicTimer”, 更适合在异步场景中使用, 它有一个方法 WaitForNextTickAsync。
            //using PeriodicTimer timer = new(TimeSpan.FromSeconds(2));
            //while (await timer.WaitForNextTickAsync()) 
            //{
            //    Console.WriteLine(DateTime.UtcNow);
            //}

            //检查元素是否可为空的反射API
            var example = new Example();
            var nullabilityInfoContext = new NullabilityInfoContext();
            foreach (var propertyInfo in example.GetType().GetProperties())
            {
                var nullabilityInfo = nullabilityInfoContext.Create(propertyInfo);
                Console.WriteLine($"{propertyInfo.Name} property is {nullabilityInfo.WriteState}");
            }

            //直接通过 Environment 获取进程ID和路径。
            int processId = Environment.ProcessId;
            string path = Environment.ProcessPath;

            Console.WriteLine(processId);
            Console.WriteLine(path);

            //CSPNG 密码安全伪随机数生成器
            byte[] bytes = RandomNumberGenerator.GetBytes(300);
            Console.WriteLine(string.Join("", bytes.ToArray()));

            //Power of 2
            //.NET 6 引入了用于处理 2 的幂的新方法。

            //‘IsPow2’ 判断指定值是否为 2 的幂。
            //‘RoundUpToPowerOf2’ 将指定值四舍五入到 2 的幂
            Console.WriteLine(BitOperations.IsPow2(121));            // True
            Console.WriteLine(BitOperations.RoundUpToPowerOf2(260)); // 256

            //WaitAsync on Task 您可以更轻松地等待异步任务执行, 如果超时会抛出 “TimeoutException”
            Task operationTask = DoSomethingLongAsync();

            await operationTask.WaitAsync(TimeSpan.FromSeconds(5));

            async Task DoSomethingLongAsync()
            {
                Console.WriteLine("DoSomethingLongAsync started.");
                await Task.Delay(TimeSpan.FromSeconds(10));
                Console.WriteLine("DoSomethingLongAsync ended.");
            }

            //新的数学API
            // New methods SinCos, ReciprocalEstimate and ReciprocalSqrtEstimate
            // Simultaneously computes Sin and Cos
            (double sin, double cos) = Math.SinCos(1.57);
            Console.WriteLine($"Sin = {sin}\nCos = {cos}");

            // Computes an approximate of 1 / x
            double recEst = Math.ReciprocalEstimate(5);
            Console.WriteLine($"Reciprocal estimate = {recEst}");

            // Computes an approximate of 1 / Sqrt(x)
            double recSqrtEst = Math.ReciprocalSqrtEstimate(5);
            Console.WriteLine($"Reciprocal sqrt estimate = {recSqrtEst}");

            // New overloads
            // Min, Max, Abs, Clamp and Sign supports nint and nuint
            (nint a, nint b) = (5, 10);
            nint min = Math.Min(a, b);
            nint max = Math.Max(a, b);
            nint abs = Math.Abs(a);
            nint clamp = Math.Clamp(abs, min, max);
            nint sign = Math.Sign(a);
            Console.WriteLine($"Min = {min}\nMax = {max}\nAbs = {abs}");
            Console.WriteLine($"Clamp = {clamp}\nSign = {sign}");

            // DivRem variants return a tuple
            (int quotient, int remainder) = Math.DivRem(2, 7);
            Console.WriteLine($"Quotient = {quotient}\nRemainder = {remainder}");

            //CollectionsMarshal.GetValueRefOrNullRef
            //这个是在字典中循环或者修改结可变结构体时用, 可以减少结构的副本复制, 也可以避免字典重复进行哈希计算，这个有点晦涩难懂
            Dictionary<int, MyStruct> dictionary = new()
            {
                { 1, new MyStruct { Count = 100 } }
            };
            int key = 1;
            MyStruct values = CollectionsMarshal.GetValueRefOrNullRef(dictionary, key);
            // Returns Unsafe.NullRef<TValue>() if it doesn't exist; check using Unsafe.IsNullRef(ref value)
            if (!Unsafe.IsNullRef(ref values))
            {
                Console.WriteLine(values.Count); // Output: 100

                // Mutate in-place
                values.Count++;
                Console.WriteLine(values.Count); // Output: 101
            }

            return Ok(new { state = 200 });
        }

        /// <summary>
        /// 去重、判断
        /// </summary>
        /// <param name="jsonElement"></param>
        /// <returns></returns>
        [HttpPost("get-repeat")]
        public async Task<IActionResult> GetRepeat(JsonElement jsonElement)
        {
            jsonElement.TryGetProperty("datetime", out JsonElement _datetime);
            Dictionary<string, string> prodict = new() { { "YMPCVCIM", "学情分析模组" }, { "IPDYZYLC", "智慧学校管理服务" }, { "3CLYJ6NP", "AClass ONE智慧学伴" }, { "IPALJ6NY", "数据储存服务空间" }, { "VABAJ6NV", "卷卡合一阅卷系统" } };
            var ste = prodict["IPDYZYLC"];

            List<string> str_str = new() { "12", "20", "13", "13", "14", "16" };
            List<strend> strends = new() { new strend { id = 1, name = "12", age = 20 }, new strend { id = 1, name = "13", age = 20 }, new strend { id = 2, name = "22", age = 22 }, new strend { id = 3, name = "23", age = 23 } };
            //str_str.Distinct().ToList();
            strends.Where((x, i) => strends.FindIndex(z => z.id.Equals(x.id)) == i).ToList();
            List<strend> str_strend1 = strends.Where((x, i) => strends.FindIndex(z => z.id.Equals(x.id)) == i).ToList();
            List<strend> str_strend2 = strends.GroupBy(p => p).Select(p => p.Key).ToList();//去重复

            DateTime dt = DateTime.Parse($"{_datetime}");
            int year = dt.Year;

            DateTime dt0 = new DateTime(year, 1, 1);
            int days = (dt.Date - dt0.Date).Days + 1;

            //int pydays = ((lastYear + 1) % 4 == 0 && (lastYear + 1) % 100 != 0 || (lastYear + 1) % 400 == 0) ? 366 : 365;
            int pydays = (year % 4 == 0 && year % 100 != 0 || year % 400 == 0) ? 366 : 365;
            //int pydays = DateTimeHelper.getDays(year);

            return Ok(new { state = 200, pydays, days, strends, str_strend1, str_strend2, ste });
        }

        /// <summary>
        /// 计算天数
        /// </summary>
        /// <param name="jsonElement"></param>
        /// <returns></returns>
        [HttpPost("get-dateday")]
        public async Task<IActionResult> GetDateDay(JsonElement jsonElement)
        {
            jsonElement.TryGetProperty("year", out JsonElement _year);
            jsonElement.TryGetProperty("moth", out JsonElement _moth);
            int year = int.Parse($"{_year}");
            int day = 0;
            List<int> moths = _moth.ToObject<List<int>>();
            foreach (var item in moths)
            {
                int days = 0;
                switch (item)
                {
                    case 1:
                    case 3:
                    case 5:
                    case 7:
                    case 8:
                    case 10:
                    case 12:
                        days = 31;
                        break;
                    case 4:
                    case 6:
                    case 9:
                    case 11:
                        days = 30;
                        break;

                    case 2:
                        int years = 0;
                        if (item <= 8 && item >= 3)
                            years = year;
                        else
                            years = year + 1;

                        if (years % 4 == 0 && year % 100 != 0 || year % 400 == 0)
                            days = 29;
                        else
                            days = 28;
                        break;
                }

                day += days;
            }

            return Ok(new { state = 200, day });

        }

        /// <summary>
        /// 测试CosmosDB分页查询  SQL语句分页
        /// </summary>
        /// <param name="jsonElement"></param>
        /// <returns></returns>
        [HttpPost("get-page")]
        public async Task<IActionResult> cosmosDBPage(JsonElement jsonElement)
        {
            if (!jsonElement.TryGetProperty("pageSize", out JsonElement pageSize)) return BadRequest();
            if (!jsonElement.TryGetProperty("endPosition", out JsonElement endPosition)) return BadRequest();
            var cosmosClient = _azureCosmos.GetCosmosClient();
            List<School> schools = new List<School>();
            //string sqlTxt = $"SELECT * FROM c where c.code='Base' order by c.id offset {endPosition} limit {pageSize}";
            string sqlTxt = $"SELECT * FROM c order by c.id offset {pageSize} limit {endPosition}";
            await foreach (var tempPage in cosmosClient.GetContainer("TEAMModelOS", "School").GetItemQueryStreamIterator(queryText: sqlTxt, requestOptions: new QueryRequestOptions { PartitionKey = new PartitionKey("Base") }))
            {
                using var json = await JsonDocument.ParseAsync(tempPage.ContentStream);
                if (json.RootElement.TryGetProperty("_count", out JsonElement count) && count.GetInt16() > 0)
                {
                    foreach (var obj in json.RootElement.GetProperty("Documents").EnumerateArray())
                    {
                        schools.Add(obj.ToObject<School>());
                    }
                }
            }
            IAsyncResult iAsyncResult = null;

            return Ok(new { state = 200, schools });
        }

        /// <summary>
        /// 分页案例
        /// </summary>
        /// <param name="jsonElement"></param>
        /// <returns></returns>
        [HttpPost("get-cosmodbtokenpage")]
        public async Task<IActionResult> GetCancellationTokenPage(JsonElement jsonElement)
        {
            var cosmosClient = _azureCosmos.GetCosmosClient();

            //默认不指定返回大小
            int? pageSize = null;
            string continuationToken = string.Empty;
            string pageToken = default;
            if (jsonElement.TryGetProperty("pageSize", out JsonElement jsonPageSize))
            {
                if (!jsonPageSize.ValueKind.Equals(JsonValueKind.Undefined) && !jsonPageSize.ValueKind.Equals(JsonValueKind.Null) && jsonPageSize.TryGetInt32(out int tempPageSize))
                {
                    pageSize = tempPageSize;
                }
            }
            //是否需要进行分页查询，默认不分页
            bool iscontinuation = false;
            if (pageSize != null && pageSize.Value > 0)
            {
                iscontinuation = true;
            }
            if (jsonElement.TryGetProperty("contToken", out JsonElement ContToken))
            {
                pageToken = ContToken.GetString();
            }

            List<School> schools = new();

            await foreach (var item in cosmosClient.GetContainer("TEAMModelOS", "School").GetItemQueryStreamIterator(queryText: "select value(c) from c", continuationToken: pageToken, requestOptions: new QueryRequestOptions() { MaxItemCount = pageSize, PartitionKey = new PartitionKey("Base") }))
            {
                using var json = await JsonDocument.ParseAsync(item.ContentStream);
                if (json.RootElement.TryGetProperty("_count", out JsonElement count) && count.GetUInt16() > 0)
                {
                    foreach (var obj in json.RootElement.GetProperty("Documents").EnumerateArray())
                    {
                        schools.Add(obj.ToObject<School>());
                    }

                    if (iscontinuation)
                    {
                        continuationToken = item.GetContinuationToken();
                        break;
                    }
                }
            }

            return Ok(new { state = 200, continuationToken, count = schools.Count, schools });
        }

        /// <summary>
        /// 测试
        /// </summary>
        /// <param name="jsonElement"></param>
        /// <returns></returns>
        [HttpPost("get-test")]
        public async Task<IActionResult> GetTest(JsonElement jsonElement)
        {
            List<Test> list1 = new();
            list1.Add(new Test { score = 10, name = "001" });
            list1.Add(new Test { score = 20, name = "002" });
            list1.Add(new Test { score = 30, name = "003" });
            list1.Add(new Test { score = 40, name = "004" });
            list1.Add(new Test { score = 50, name = "005" });
            list1.Add(new Test { score = 60, name = "006" });

            List<Test> list2 = new();
            list2.Add(new Test { score = 40, name = "004" });
            list2.Add(new Test { score = 50, name = "005" });
            list2.Add(new Test { score = 60, name = "006" });
            list2.Add(new Test { score = 70, name = "007" });
            list2.Add(new Test { score = 80, name = "008" });
            list2.Add(new Test { score = 90, name = "009" });
            list2.Add(new Test { score = 100, name = "010" });

            //list3 return 2
            List<Test> list3 = list1.Where(x => !list2.Any(x2 => x.score == x2.score && x.name == x2.name)).ToList();
            //list4 return 2
            List<Test> list4 = list1.Where(x => list2.All(x2 => x.score != x2.score)).ToList();

            List<Test> temp = list1.Where(p => !list2.Select(b => b.score).Contains(p.score)).ToList();

            //List<Test> mergedList = new List<Test>(list1);
            //mergedList.AddRange(list2.Except(list1));
            // var mergedList = list1.Union(list2);

            var en2 = list1.Concat(list2).Except(list1.Intersect(list2));// 容斥原理

            var bingji = list1.Union(list2).ToList();//并（全）集

            var cha = bingji.GroupBy(x => x.score).Select(c => c.First()).ToList();

            var jiaoji = list1.Intersect(list2).ToList();//交集
            var chaji = list1.Except(list2).ToList();//差集

            List<Test> have = list1.Where(a => !list2.Exists(t => a.score == t.score)).ToList();
            have.AddRange(list2.Where(a => !list1.Exists(t => a.score == t.score)).ToList());

            var ss = DateTime.Now.AddDays(0 - Convert.ToInt16(DateTime.Now.DayOfWeek) - 7).ToString("yyyy-MM-dd");//上周日
            var sss = DateTime.Now.AddDays(6 - Convert.ToInt16(DateTime.Now.DayOfWeek) - 7).ToString("yyyy-MM-dd");//上周六

            var ssss = DateTime.Now.AddDays(1 - Convert.ToInt16(DateTime.Now.DayOfWeek) - 7 + 1).ToString("yyyy-MM-dd");//上周一
            var sssss = DateTime.Now.AddDays(7 - Convert.ToInt16(DateTime.Now.DayOfWeek) - 7 + 1).ToString("yyyy-MM-dd");//上周日

            //计算上周
            var date = DateTime.Now;
            var m = (date.DayOfWeek == DayOfWeek.Sunday ? (DayOfWeek)7 : date.DayOfWeek) - DayOfWeek.Monday;
            var s = (date.DayOfWeek == DayOfWeek.Sunday ? (DayOfWeek)7 : date.DayOfWeek) - (DayOfWeek)7;
            var Mon = date.AddDays((-7 - m)).ToString("yyyy-MM-dd");
            var Sun = date.AddDays((-7 - s)).ToString("yyyy-MM-dd");

            var (lastWeekStart, lastWeekEnd) = TimeHelper.GetStartOrEnd(DateTimeOffset.UtcNow, "lastweek");

            return Ok(new { state = 200, Mon, Sun, ss, sss, ssss, sssss, lastWeekStart, lastWeekEnd, have, en2, bingji, cha, jiaoji, chaji, list3, list4, temp, list1 });
        }

        /// <summary>
        /// table 表分页查询
        /// </summary>
        /// <param name="jsonElement"></param>
        /// <returns></returns>
        [HttpPost("get-tablepage")]
        public async Task<IActionResult> GetTablePage(JsonElement jsonElement)
        {
            jsonElement.TryGetProperty("page", out JsonElement jpage);
            jsonElement.TryGetProperty("size", out JsonElement jsize);
            int page = string.IsNullOrEmpty($"{jsize}") ? 1 : int.Parse($"{jpage}");
            int size = string.IsNullOrEmpty($"{jsize}") ? 2 : int.Parse($"{jsize}");
            var table = _azureStorage.GetCloudTableClient().GetTableReference("BIOptLog");

            List<BIOptLog> operateLogs = new();
            //lambda 表达式排序
            operateLogs = await table.QueryWhereString<BIOptLog>();
            //lambda 排序 降序
            operateLogs.Sort((x, y) => y.time.CompareTo(x.time));
            List<BIOptLog> bIOptLogs = operateLogs.Skip((page - 1) * size).Take(size).ToList();

            return Ok(new { state = 200, allcount = operateLogs.Count, bIOptLogs });
        }

        /// <summary>
        /// 流式传输响应
        /// </summary>
        /// <returns></returns>
        [HttpPost("get-stream")]
        public async Task<IActionResult> GetStream()
        {
            var sw = Stopwatch.StartNew();
            //while (true)
            //{
            //    var q = new Queue<int>();

            //    for (int i = 0; i < 100_000_000; i++)
            //    {
            //        q.Enqueue(i);
            //        q.Dequeue();
            //    }
            //    Console.WriteLine(sw.Elapsed);
            //}
            var ss = new SortedSet<int>(Enumerable.Repeat(42, 400_000));
            Console.WriteLine(sw.Elapsed);

            HttpContext.Response.ContentType = "text/plain";

            StreamWriter writer;
            //using (writer = new StreamWriter(HttpContext.Response.Body))
            //    for (int i = 0; i < 100; i++)
            //    {
            //        await writer.WriteAsync($"S-{i} \n");                   
            //    }
            //    //await writer.FlushAsync("Hello World");

            return Ok(new { state = 200 });
        }

        [HttpPost("get-linqcount")]
        public async Task<IActionResult> GetLinqCount()
        {
            List<linqTest> linqTests = new();
            for (int i = 0; i < 10; i++)
            {
                linqTest linqt = new() { id = $"qwe{i}", name = $"名字{i}", linq1s = new List<linq1> { new linq1 { id = $"abc{i}", times = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds() }, new linq1 { id = $"def{i}", times = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds() } } };
                linqTests.Add(linqt);
            }

            //var set = linqTests.Select((x, y) => x.linq1s.Find(l => l.id.Equals($"abc0"))).ToList();
            var set = linqTests.Where(x => !string.IsNullOrEmpty(x.linq1s.Find(l => l.id.Equals($"abc0")).ToString()));
            //var tem220p = linqTests.ForEach(x => {
            //    var coreUser = linqTests.Find(c => c.id.Equals("abc0"));
            //   });  //.Except(linqTests.Select(y => y.linq1s.Find(n => n.times.Equals("abc0"))));

            return Ok(new { state = 200, linqTests, set });
        }

        /// <summary>
        /// 多个连接字符串方式
        /// </summary>
        /// <returns></returns>
        [HttpPost("get-manydb")]
        public async Task<IActionResult> GetMany(JsonElement jsonElement)
        {
            jsonElement.TryGetProperty("site", out JsonElement site);//分开部署，就不需要，一站多用时，取消注释
            var cosmosClient = _azureCosmos.GetCosmosClient();
            var table = _azureStorage.GetCloudTableClient().GetTableReference("BIDDUserInfo");
            var redisClinet = _azureRedis.GetRedisClient(8);
            ////分开部署，就不需要，一站多用时，取消注释
            //if ($"{site}".Equals(BIConst.Global))
            //{
            //    cosmosClient = _azureCosmos.GetCosmosClient(name: BIConst.Global);
            //    table = _azureStorage.GetCloudTableClient(BIConst.Global).GetTableReference("");
            //    redisClinet = _azureRedis.GetRedisClient(dbnum: 8, name: BIConst.Global);
            //}

            #region  依赖注入的方式 

            DateTimeOffset dateTime = DateTimeOffset.UtcNow;
            var dateDay = dateTime.ToString("yyyyMMdd"); //获取当天的日期
            Dictionary<long, int> allDays = new();  //所有在线人数
            Dictionary<long, int> tchDays = new();  //教师在线人数
            SortedSetEntry[] tchDay = _azureRedis.GetRedisClient(8).SortedSetRangeByScoreWithScores($"Login:IES:teacher:{dateDay}");
            if (tchDay.Length > 0)
            {
                foreach (var item in tchDay)
                {
                    int val = ((int)item.Score);
                    int key = ((int)item.Element);
                    var utcTo = new DateTimeOffset(new DateTime(dateTime.Year, dateTime.Month, dateTime.Day, key, 0, 0)).Hour;
                    //var hour = int.Parse(DateTime.SpecifyKind(Convert.ToDateTime($"{dateTime.Year}/{dateTime.Month}/{ dateTime.Day} {key}:00:00"), DateTimeKind.Utc).ToLocalTime().ToString("HH"));
                    tchDays.Add(utcTo, val);
                    if (allDays.ContainsKey(utcTo))
                        allDays[utcTo] = (allDays[utcTo] + val);
                    else
                        allDays.Add(utcTo, val);
                }
            }
            var redisGl = _azureRedis.GetRedisClient(dbnum: 0, name: "Global");

            var temps = await _azureRedis.GetRedisClient(dbnum: 0, name: "Global").SortedSetIncrementAsync($"Login:IES:Test", $"1", 1);//一天24小时  小时为单位

            var cosmosDefaulat = _azureCosmos.GetCosmosClient(); //默认数据库
            List<School> schools = new();
            await foreach (var item in cosmosDefaulat.GetContainer("TEAMModelOS", "School").GetItemQueryIterator<School>(queryText: "select value(c) from c", requestOptions: new QueryRequestOptions() { PartitionKey = new PartitionKey("Base") }))
            {
                schools.Add(item);
            }
            var cosmosGlobal = _azureCosmos.GetCosmosClient(name: "Global"); //默认数据库
            List<School> schoolGlobals = new();
            await foreach (var item in cosmosGlobal.GetContainer("TEAMModelOS", "School").GetItemQueryIterator<School>(queryText: "select value(c) from c", requestOptions: new QueryRequestOptions() { PartitionKey = new PartitionKey("Base") }))
            {
                schoolGlobals.Add(item);
            }
            return Ok(new { state = 200, dcnt = schools.Count, schools, dgcnt = schoolGlobals.Count, schoolGlobals });


            ////table多库连接
            //var tableDefulat = _azureStorage.GetCloudTableClient().GetTableReference("IESLogin");  //Table默认表
            //List<DayLogin> hourLoginsDefualt = await tableDefulat.FindListByDict<DayLogin>(new Dictionary<string, object> { { "PartitionKey", $"DayLogin" } });

            //var table = _azureStorage.GetCloudTableClient("Global").GetTableReference("IESLogin");  //Table国际站
            //List<DayLogin> hourLogins= await  table.FindListByDict<DayLogin>(new Dictionary<string, object> { { "PartitionKey", $"DayLogin" } });

            //return Ok(new { state = 200, hourLogins, hourLoginsDefualt });
            #endregion

            #region  原始方式
            //cosmosDB连接字符串
            //var clientUrl = _configuration.GetValue<string>("Azure:CosmosUrl:ConnectionString");
            //var clientKey = _configuration.GetValue<string>("Azure:CosmosKey:ConnectionString");
            //CosmosClient cosmosClient = new(clientUrl, clientKey);
            //var response = await cosmosClient.GetContainer("TEAMModelOS", "School").ReadItemStreamAsync("hbcn", new PartitionKey("Base"));
            //School school = new();
            //if (response.Status == 200)
            //{
            //    using var json = await JsonDocument.ParseAsync(response.ContentStream);
            //    school = json.ToObject<School>();
            //}

            //Table连接字符串
            //var tableUrl = _configuration.GetValue<string>("Azure:StorageUrl:ConnectionString");
            //Uri url = new(tableUrl, UriKind.Absolute);
            //var tableKey = _configuration.GetValue<string>("Azure:StorageKey:ConnectionString");
            //StorageCredentials sta = new StorageCredentials("teammodeltest", tableKey);
            //CloudTableClient cloudTableClient = new CloudTableClient(url, sta);
            //var table1 = cloudTableClient.GetTableReference("IESLogin");
            //var tableGlobal = _configuration.GetValue<string>("AzureGlobal");

            //Dictionary<string, object> dic = new() { { "PartitionKey", $"HourLogin" } };
            //List<HourLogin> hourLogin = await table1.FindListByDict<HourLogin>(dic);

            //List<HourLogin> hourLogin1= await table.FindListByDict<HourLogin>(dic);

            //var table = _azureStorage.GetCloudTableClient().GetTableReference("IESLogin");
            //return Ok(new { state = 200 }); 
            #endregion
        }

        /// <summary>
        /// 
        /// </summary>
        /// <param name="jsonElement"></param>
        /// <returns></returns>
        [HttpPost("get-loganalyse")]
        public async Task<IActionResult> GetLogAnalyse(JsonElement jsonElement)
        {
            if (!jsonElement.TryGetProperty("path", out JsonElement path)) return BadRequest();
            if (!jsonElement.TryGetProperty("timeType", out JsonElement jTimeType)) return BadRequest();

            List<string> filename = new();
            ////删除过期Blob 文件
            //var azureClient = _azureStorage.GetBlobContainerClient("0-public");//获取容器连接地址
            //int expireTime = int.Parse(DateTimeOffset.UtcNow.AddDays(-180).ToString("yyyyMMdd"));
            //await foreach (var blobItem in azureClient.GetBlobsAsync(BlobTraits.None, BlobStates.None, prefix: "visitCnt"))
            //{
            //    string[] sub_name = blobItem.Name.Split('/');
            //    if (sub_name.Length > 2)
            //    {
            //        if (int.Parse(sub_name[1]) <= expireTime)
            //        {
            //            await azureClient.GetBlobBaseClient(blobItem.Name).DeleteIfExistsAsync();
            //            filename.add(sub_name[1]);
            //        }
            //    }
            //}

            var (an, saveUrl) = await BILogAnalyseService.GetPathAnalyse(_azureStorage, _ipSearcher, _dingDing, $"{path}", BIConst.LogChina, timeType:$"{jTimeType}");

            return Ok(new { state = RespondCode.Ok, cnt = filename.Count, filename, an, saveUrl });
        }

        /// <summary>
        /// 小时/天读取防火墙文件，分析；
        /// </summary>
        /// <param name="jsonElement"></param>
        /// <returns></returns>
        [HttpPost("get-savefile")]
        public async Task<IActionResult> GetSaveFile(JsonElement jsonElement)
        {
            if (!jsonElement.TryGetProperty("time", out JsonElement time)) return BadRequest();

            long str = time.GetInt64();
            DateTimeOffset dateTimeJ = TimeHelper.GetDateTime(str);

            var datetime = dateTimeJ.AddHours(-1);
            var y = datetime.Year;
            var m = datetime.Month >= 10 ? $"{datetime.Month}" : $"0{datetime.Month}";
            var d = datetime.Day >= 10 ? $"{datetime.Day}" : $"0{datetime.Day}";
            var h = datetime.Hour >= 10 ? $"{datetime.Hour}" : $"0{datetime.Hour}";

            
            string path = $"resourceId=/SUBSCRIPTIONS/73B7F9EF-D8B7-4444-9E8D-D80B43BF3CD4/RESOURCEGROUPS/TEAMMODELCHENGDU/PROVIDERS/MICROSOFT.NETWORK/APPLICATIONGATEWAYS/OSFIREWARE/y={y}/m={m}/d={d}/h={h}/m=00/PT1H.json";
            var retn = await BILogAnalyseService.GetPathAnalyse(_azureStorage, _ipSearcher, _dingDing, path, BIConst.LogChina);
            if (retn.recCnts.IsNotEmpty())
            {
                //https://teammodelos.blob.core.chinacloudapi.cn/0-public/pie-borderRadius.html
                string publishUrl = $"https://teammodelos.blob.core.chinacloudapi.cn/0-public/api-count.html?url={HttpUtility.UrlEncode(retn.saveUrls.First(), Encoding.UTF8)}&time={HttpUtility.UrlEncode(datetime.AddHours(8).ToString("yyyy年MM月dd日 HH时"), Encoding.UTF8)}";
                string ulrs = $"https://teammodelos.blob.core.chinacloudapi.cn/0-public/api-count.html?url={retn.saveUrls.First()}&time={datetime.AddHours(8).ToString("yyyy年MM月dd日 HH时")}";
                string ulr = $"http://cdhabook.teammodel.cn:8805/screen/screenshot-png?width=1920&height=1450&url={HttpUtility.UrlEncode(ulrs, Encoding.UTF8)}&delay=6000";
                string image = "";

                try
                {
                    string strs = await _httpClient.GetStringAsync(ulr);
                    if (!string.IsNullOrWhiteSpace(strs))
                    {
                        JsonElement json = strs.ToObject<JsonElement>();
                        json.TryGetProperty("url", out JsonElement base64);
                        using (MemoryStream ms = new MemoryStream(Convert.FromBase64String($"{base64}")))
                        {
                            image = await _azureStorage.GetBlobContainerClient("0-public").UploadFileByContainer(ms, $"visitCnt/{y}{m}{d}", $"{h}.png", false);
                        }
                    }
                }
                catch (Exception ex) { }

                //await _dingDing.SendBotMarkdown("防火墙日志记录", $"#### 测试(小时)-防火墙日志记录\n> 记录时间：{datetime.AddHours(8).ToString("yyyy-MM-dd HH")}\n> ![screenshot]({image})\n> ###### 发布时间：{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")}" +
                   // $" [发布地址]({publishUrl}) \n", GroupNames.醍摩豆服務運維群組);
            }

            if (h.Equals("00"))
            {
                var pastTime = datetime.AddHours(-1);
                var ptY = pastTime.Year;
                var ptM = pastTime.Month >= 10 ? $"{pastTime.Month}" : $"0{pastTime.Month}";
                var ptD = pastTime.Day >= 10 ? $"{pastTime.Day}" : $"0{pastTime.Day}";

                string dayPath = $"resourceId=/SUBSCRIPTIONS/73B7F9EF-D8B7-4444-9E8D-D80B43BF3CD4/RESOURCEGROUPS/TEAMMODELCHENGDU/PROVIDERS/MICROSOFT.NETWORK/APPLICATIONGATEWAYS/OSFIREWARE/y={ptY}/m={ptM}/d={ptD}";
                var dayRetn = await BILogAnalyseService.GetPathAnalyse(_azureStorage, _ipSearcher, _dingDing, dayPath, BIConst.LogChina, timeType: "Day");

                if (dayRetn.recCnts.IsNotEmpty())
                {
                    //一天的统计
                    string dayPublishUrl = $"https://teammodelos.blob.core.chinacloudapi.cn/0-public/api-count.html?url={HttpUtility.UrlEncode(dayRetn.saveUrls.First(), Encoding.UTF8)}&time={HttpUtility.UrlEncode(pastTime.ToString("yyyy年MM月dd日"), Encoding.UTF8)}";
                    string dayUrls = $"https://teammodelos.blob.core.chinacloudapi.cn/0-public/api-count.html?url={dayRetn.saveUrls.First()}&time={pastTime.ToString("yyyy年MM月dd日")}";
                    string dayUrl = $"http://cdhabook.teammodel.cn:8805/screen/screenshot-png?width=1920&height=1450&url={HttpUtility.UrlEncode(dayUrls, Encoding.UTF8)}&delay=6000";
                    string dayImage = "";

                    string dayStr = await _httpClient.GetStringAsync(dayUrl);
                    if (!string.IsNullOrWhiteSpace(dayStr))
                    {
                        JsonElement dayJson = dayStr.ToObject<JsonElement>();
                        dayJson.TryGetProperty("url", out JsonElement dayBase64);
                        using (MemoryStream dayMs = new(Convert.FromBase64String($"{dayBase64}")))
                        {
                            dayImage = await _azureStorage.GetBlobContainerClient("0-public").UploadFileByContainer(dayMs, $"visitCnt/{ptY}{ptM}{ptD}", "days.png", false);
                        }
                    }

                    await _dingDing.SendBotMarkdown("测试-防火墙日志记录", $"#### 测试(天)-防火墙日志记录\n> 记录时间：{pastTime.AddHours(2).ToString("yyyy-MM-dd")}\n> ![screenshot]({dayImage})\n> ###### 发布时间：{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")}" +$" [发布地址]({dayPublishUrl}) \n", GroupNames.成都开发測試群組);
                }
            }

            return Ok(new { state = 200});
        }

        /// <summary>
        /// 测试研究table 表分页的问题
        /// </summary>
        /// <param name="jsonElement"></param>
        /// <returns></returns>
        [HttpPost("get-logrec")]
        public async Task<IActionResult> GetLogRec(JsonElement jsonElement)
        {
            int takeCount = 500;
            var table = _azureStorage.GetCloudTableClient().GetTableReference("BIOptLog");
            var table1 = _azureStorage.GetCloudTableClient();
            int pagesize = 10;
            int pageNum = 2;

            var query = (from entity in table.CreateQuery<BIOptLog>()
                         select entity).ToList().Skip(pagesize * (pageNum - 1)).Take(pagesize);

            //var query = (from entity in table.CreateQuery<BIOptLog>()
            //             orderby entity.time descending
            //             select  entity).Skip(pagesize * (pageNum - 1)).Take(pagesize);
            //var ster = AzureStorageTableExtensions.GetTablePage<BIOptLog>(table1, "BIOptLog", 10, 1);
            return Ok(new { state = 200, query });

        }

        [HttpPost("get-noticev2")]
        public async Task<IActionResult> SetNoticeV2()
        {
            var cosmosClient = _azureCosmos.GetCosmosClient();
            //v2通知
            Teacher targetTeacher = await cosmosClient.GetContainer(Constant.TEAMModelOS, Constant.Teacher).ReadItemAsync<Teacher>("1636016499", new PartitionKey("Base"));
            _coreAPIHttpService.PushNotify(new List<IdNameCode> { new IdNameCode { id = targetTeacher.id, name = targetTeacher.name, code = targetTeacher.lang } }, "create-school", Constant.NotifyType_IES5_Management, new Dictionary<string, object> { { "tmdname", $"{targetTeacher.name}" }, { "schooName", "商务智能学校（BI）" }, { "schoolId", "cswznb" }, { "tmdid", $"{targetTeacher.id}" } }, _option.Location, _configuration, _dingDing, _environment.ContentRootPath);


            return Ok(new { state = RespondCode.Ok });
        }

        public class linqTest
        {
            public string id { get; set; }
            public string name { get; set; }
            public List<linq1> linq1s { get; set; }
        }

        public class linq1
        {
            public string id { get; set; }
            public long times { get; set; }
        }

        public class Test
        {
            public int age { get; set; }
            public string name { get; set; }
            public int score { get; set; }
        }

        public class strend
        {
            public int id { get; set; }

            public string name { get; set; }

            public int age { get; set; }
        }

        struct MyStruct
        {
            public int Count { get; set; }
        }

        class Example
        {
            public string? Name { get; set; }
            public string Value { get; set; }
        }

        public record TempSchool
        {
            public long ts { get; set; }
            public string id { get; set; }
            public string name { get; set; }

        }

        public static long GetMonthEnd(DateTimeOffset dt)
        {
            DateTime dtNew = new DateTime(dt.Year, dt.Month, 1);
            var ste = dtNew.AddMonths(1).AddDays(-1).Day;
            long iLastDay = DateTimeOffset.Parse($"{dt.Year}-{dt.Month}-{ste} 23:59:59").ToUnixTimeSeconds();
            return iLastDay;
        }

        public static long GetMonthStart(DateTimeOffset dt)
        {
            DateTime dtNew = new DateTime(dt.Year, dt.Month, 1);
            long iLastDay = DateTimeOffset.Parse($"{dtNew}").ToUnixTimeSeconds();
            return iLastDay;
        }

        public class GenerateRandom1
        {
            /// <summary>
            /// 生成随机数字
            /// </summary>
            /// <param name="length">生成长度</param>
            /// <returns></returns>
            public static string Number(int Length)
            {
                return Number(Length, false);
            }

            /// <summary>
            /// 生成随机数字
            /// </summary>
            /// <param name="Length">生成长度</param>
            /// <param name="Sleep">是否要在生成前将当前线程阻止以避免重复</param>
            /// <returns></returns>
            public static string Number(int Length, bool Sleep)
            {
                if (Sleep)
                    System.Threading.Thread.Sleep(3);
                string result = "";
                System.Random random = new Random();
                for (int i = 0; i < Length; i++)
                {
                    result += random.Next(10).ToString();
                }
                return result;
            }

            /// <summary>
            /// 生成随机字母与数字
            /// </summary>
            /// <param name="IntStr">生成长度</param>
            /// <returns></returns>
            public static string Str(int Length)
            {
                return Str(Length, false);
            }
            /// <summary>
            /// 生成随机字母与数字
            /// </summary>
            /// <param name="Length">生成长度</param>
            /// <param name="Sleep">是否要在生成前将当前线程阻止以避免重复</param>
            /// <returns></returns>
            public static string Str(int Length, bool Sleep)
            {
                if (Sleep)
                    System.Threading.Thread.Sleep(3);
                char[] Pattern = new char[] { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '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' };
                string result = "";
                int n = Pattern.Length;
                System.Random random = new Random(~unchecked((int)DateTime.Now.Ticks));
                for (int i = 0; i < Length; i++)
                {
                    int rnd = random.Next(0, n);
                    result += Pattern[rnd];
                }
                return result;
            }


            /// <summary>
            /// 生成随机纯字母随机数
            /// </summary>
            /// <param name="IntStr">生成长度</param>
            /// <returns></returns>
            public static string Str_char(int Length)
            {
                return Str_char(Length, false);
            }

            /// <summary>
            /// 生成随机纯字母随机数
            /// </summary>
            /// <param name="Length">生成长度</param>
            /// <param name="Sleep">是否要在生成前将当前线程阻止以避免重复</param>
            /// <returns></returns>
            public static string Str_char(int Length, bool Sleep)
            {
                if (Sleep) System.Threading.Thread.Sleep(3);
                //char[] Pattern = new char[] { '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' };
                char[] Pattern = new char[] { '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' };
                string result = "";
                int n = Pattern.Length;
                System.Random random = new Random(~unchecked((int)DateTime.Now.Ticks));
                for (int i = 0; i < Length; i++)
                {
                    int rnd = random.Next(0, n);
                    result += Pattern[rnd];
                }
                return result;
            }
        }
    }
}