using System;
using System.Collections.Generic;
using System.IO;
using System.Net.Http;
using System.Security.Cryptography;
using System.Text;
using System.Threading.Tasks;
using AlibabaCloud.SDK.Dingtalkoauth2_1_0.Models;
using MQTT_WinformV1;
using MySql.Data.MySqlClient;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using Tea;
using YiDa_WinForm.Config;
using YiDa_WinForm.Model;
using YiDa_WinForm.Utils;

namespace YiDa_WinForm.Service
{
    // 连杆上传状态事件参数（原有，保留不变）
    public class RodUploadStatusEventArgs : EventArgs
    {
        /// <summary>
        /// 是否上传成功（用于更新 MainForm 的 _isImageUploadedInCycle 标记）
        /// </summary>
        public bool IsUploadSuccess { get; set; }

        /// <summary>
        /// 附加消息（可选，如上传失败原因）
        /// </summary>
        public string Message { get; set; } = string.Empty;
    }

    public class YiDaUploadService
    {
        private readonly ButtonOperationService _buttonService;

        // 数据库连接配置
        private readonly string _connectionString = AppConfigHelper.MySqlConnectionString;

        // 通知UI层
        public event Action<string> MessageReceived;

        // 钉钉token
        static readonly string _tokenAppKey = AppConfigHelper.YiDa_TokenAppKey;
        static readonly string _tokenAppSecret = AppConfigHelper.YiDa_TokenAppSecret;

        

        // 宜搭上传配置
        static readonly string _appType = AppConfigHelper.YiDa_AppType;
        static readonly string _systemToken = AppConfigHelper.YiDa_SystemToken;
        static readonly string _userId = AppConfigHelper.YiDa_UserId;
        static readonly string _formUuid = AppConfigHelper.YiDa_FormUuid;
        static readonly string _processCode = AppConfigHelper.YiDa_ProcessCode;

        // 报废图片
        public string _reformationPicture { get; set; } = string.Empty;

        // 钉钉配置
        static readonly string _baseAddress = AppConfigHelper.DingDing_BaseAddress;
        static readonly string _dingDingWebHook = AppConfigHelper.DingDing_RobotWebHook;
        static readonly string _dingDingSecret = AppConfigHelper.DingDing_RobotSecret;

        // 定义公共事件（供 MainForm 订阅，连杆+报废）
        public event EventHandler<RodUploadStatusEventArgs> RodUploadStatusChanged;
        public event EventHandler<ScrapUploadStatusEventArgs> ScrapUploadStatusChanged;

        // 构造函数（初始化 _buttonService）
        public YiDaUploadService()
        {
            _buttonService = new ButtonOperationService();
        }

        // ==================================== 宜搭上传（原有代码，保留不变） ====================================
        private static AlibabaCloud.SDK.Dingtalkoauth2_1_0.Client CreateClient()
        {
            AlibabaCloud.OpenApiClient.Models.Config config = new AlibabaCloud.OpenApiClient.Models.Config();
            config.Protocol = "https";
            config.RegionId = "central";
            return new AlibabaCloud.SDK.Dingtalkoauth2_1_0.Client(config);
        }

        public string GetDingDingToken()
        {
            string strToken = string.Empty;
            GetAccessTokenResponse token = null;

            var client = CreateClient();
            var getAccessTokenRequest = new GetAccessTokenRequest
            {
                AppKey = _tokenAppKey,
                AppSecret = _tokenAppSecret,
            };

            try
            {
                token = client.GetAccessToken(getAccessTokenRequest);
            }
            catch (TeaException err)
            {
                string errorMsg = $"获取钉钉Token异常【TeaException】：错误码={err.Code}，错误信息={err.Message}";
                Console.WriteLine(errorMsg);
                LogHelper.AppendLog(errorMsg);
            }
            catch (Exception ex)
            {
                string errorMsg = $"获取 token 异常：{ex.Message}";
                Console.WriteLine(errorMsg);
                LogHelper.AppendLog(errorMsg);
            }

            return token != null ? token.Body.AccessToken : string.Empty;
        }

        private static async Task RecordSuccessLog(List<MqttModel> mqttLists)
        {
            if (mqttLists != null && mqttLists.Count > 0)
            {
                var buttonService = new ButtonOperationService();
                await buttonService.CreateSuccessLog(mqttLists);
            }
        }

        private static AlibabaCloud.SDK.Dingtalkyida_2_0.Client CreateYiDaClient()
        {
            AlibabaCloud.OpenApiClient.Models.Config config = new AlibabaCloud.OpenApiClient.Models.Config();
            config.Protocol = "https";
            config.RegionId = "central";
            return new AlibabaCloud.SDK.Dingtalkyida_2_0.Client(config);
        }

        public async Task UploadDatabaseDataToYiDaWithLogging(string accessToken, List<YiDaModel> yidaLists,
            List<MqttModel> mqttLists, MainForm form)
        {
            var client = CreateYiDaClient();

            AlibabaCloud.SDK.Dingtalkyida_2_0.Models.StartInstanceHeaders startInstanceHeaders =
                new AlibabaCloud.SDK.Dingtalkyida_2_0.Models.StartInstanceHeaders();

            startInstanceHeaders.XAcsDingtalkAccessToken = accessToken;

            for (int i = 0; i < yidaLists.Count; i++)
            {
                var item = yidaLists[i];
                var mqttItem = mqttLists[i];

                var dataDict = new Dictionary<string, object>
                {
                    { "textField_mha98neu", item.textField_mha98neu }, //供应商代码
                    { "textField_mha98nev", item.textField_mha98nev }, //供应商名称
                    { "textField_mha98new", item.textField_mha98new }, //车型
                    { "textField_mha98nex", item.textField_mha98nex }, //零件号
                    { "textField_mha98ney", item.textField_mha98ney }, //零件名称
                    { "textField_mha98nf1", item.textField_mha98nf1 }, //参数名
                    { "textField_mhx44i2i", item.textField_mhx44i2i }, //参数值
                    { "textField_mhx44i2j", item.textField_mhx44i2j }, //下公差
                    { "textField_mhx44i2k", item.textField_mhx44i2k }, //上公差
                    { "textField_mha98nf7", item.textField_mha98nf7 }, //零件责任人
                    { "textField_mhlvt8ht", DateTime.Now.ToString("yyyy-MM-dd") }, //写入时间
                    { "textField_mha98nf5", item.textField_mha98nf5 }, //合格判断
                    { "textField_mha98nf0", item.textField_mha98nf0 }, //工位
                    { "textField_mha98nfh", item.textField_mha98nfh } //外保负责人
                };

                string jsonData = JsonConvert.SerializeObject(dataDict);

                AlibabaCloud.SDK.Dingtalkyida_2_0.Models.StartInstanceRequest startInstanceRequest =
                    new AlibabaCloud.SDK.Dingtalkyida_2_0.Models.StartInstanceRequest
                    {
                        AppType = _appType,
                        SystemToken = _systemToken,
                        UserId = _userId,
                        Language = "zh_CN",
                        FormUuid = _formUuid,
                        FormDataJson = jsonData,
                        ProcessCode = _processCode,
                    };
                try
                {
                    var response = client.StartInstanceWithOptions(startInstanceRequest, startInstanceHeaders,
                        new AlibabaCloud.TeaUtil.Models.RuntimeOptions());

                    if (response != null && response.Body != null)
                    {
                        await RecordSuccessLog(mqttLists);
                        string logData = JsonConvert.SerializeObject(dataDict, Formatting.Indented);
                        LogHelper.AppendLog($"上传数据成功:\r\n{logData}");
                        Console.WriteLine($"上传数据成功:\r\n{logData}");
                    }
                    else
                    {
                        Console.WriteLine($"上传返回空结果，数据未存入 MySQL。");
                        string logData = JsonConvert.SerializeObject(dataDict, Formatting.Indented);
                        LogHelper.AppendLog($"上传返回空结果，数据未存入 MySQL:\r\n{logData}");
                    }
                }
                catch (TeaException err)
                {
                    Console.WriteLine($"上传异常：{err.Code} --- {err.Message}");
                    string logData = JsonConvert.SerializeObject(dataDict, Formatting.Indented);
                    LogHelper.AppendLog($"上传异常：{err.Code} --- {err.Message}\r\n数据:\r\n{logData}");
                }
                catch (Exception ex)
                {
                    Console.WriteLine($"上传异常：{ex.Message}");
                    string logData = JsonConvert.SerializeObject(dataDict, Formatting.Indented);
                    LogHelper.AppendLog($"上传异常：{ex.Message}\r\n数据:\r\n{logData}");
                }
            }
        }

        // ==================================== 核心修复：签名生成方法（补充URL编码） ====================================
        static string CalcSign(long timestamp, string secret)
        {
            if (string.IsNullOrWhiteSpace(secret))
            {
                throw new ArgumentNullException(nameof(secret), "钉钉机器人密钥不能为空");
            }

            string stringToSign = $"{timestamp}\n{secret}";
            var hmac = new HMACSHA256(Encoding.UTF8.GetBytes(secret));
            byte[] hashBytes = hmac.ComputeHash(Encoding.UTF8.GetBytes(stringToSign));
            string base64Sign = Convert.ToBase64String(hashBytes);

            return base64Sign;
        }

        // ==================================== 报废证据上传（稳定成功版 + 事件触发） ====================================
        public async Task UploadScrapCertificate(string token, string filePath)
        {
            try
            {
                if (string.IsNullOrEmpty(filePath) || !File.Exists(filePath))
                {
                    string errorMsg = "报废图片路径为空或文件不存在";
                    OnScrapUploadStatusChanged(false, errorMsg);
                    return;
                }

                // 1. 初始化
                HttpClient client = new HttpClient
                {
                    BaseAddress = new Uri(_baseAddress)
                };
                var form = new MultipartFormDataContent();
                var fileStream = File.OpenRead(filePath);
                var streamContent = new StreamContent(fileStream);
                streamContent.Headers.ContentType =
                    new System.Net.Http.Headers.MediaTypeHeaderValue("image/jpeg"); // 或 image/png
                form.Add(streamContent, "media", Path.GetFileName(filePath));
                form.Add(new StringContent("image"), "type"); // 接口要求字段 type=image

                // 2. 发送请求上传文件（access_token 放查询串）
                var url = $"/media/upload?access_token={token}";
                var resp = await client.PostAsync(url, form);
                resp.EnsureSuccessStatusCode();

                string json = await resp.Content.ReadAsStringAsync();
                JObject jo = JObject.Parse(json);
                string mediaId = jo["media_id"].Value<string>();
                LogHelper.AppendLog($"报废图片上传完成，mediaId = {mediaId}");

                // 3. 发送群消息
                long ts = DateTimeOffset.Now.ToUnixTimeMilliseconds();
                string ymdhms = DateTimeOffset.Now.ToString("yyyy-MM-dd HH:mm:ss");
                string sign = CalcSign(ts, _dingDingSecret);
                string webhook_url = $"{_dingDingWebHook}&timestamp={ts}&sign={sign}";
                
                var msg = new
                {
                    msgtype = "markdown",
                    markdown = new
                    {
                        title = "报废证据上传",
                        text = $"## 报废凭证照片\n<img src=\"{mediaId}\" width=\"200\" />\n\n> 时间：{ymdhms}"
                    }
                };
                string transJson = JsonConvert.SerializeObject(msg);
                var resp2 = await client.PostAsync(webhook_url,
                    new StringContent(transJson, Encoding.UTF8, "application/json"));
                resp2.EnsureSuccessStatusCode();

                string json2 = await resp2.Content.ReadAsStringAsync();
                JObject res2 = JObject.Parse(json2);
                string errmsg = res2["errmsg"].Value<string>();
                LogHelper.AppendLog($"报废图片发送群消息完成，msg = {errmsg}");
            }
            catch (Exception ex)
            {
                string errorMsg = $"报废凭证图片上传异常：{ex.Message}";
                LogHelper.AppendLog(errorMsg);
                throw;
            }
        }

        // ==================================== 连杆测试上传（和报废上传完全对齐，稳定成功 + 事件触发） ====================================
        public async Task ConnectingRodTestUpload(string token, string filePath)
        {
            try
            {
                if (string.IsNullOrEmpty(filePath) || !File.Exists(filePath))
                {
                    string errorMsg = "连杆图片路径为空或文件不存在";
                    OnRodUploadStatusChanged(false, errorMsg);
                    return;
                }

                // 1. 初始化
                HttpClient client = new HttpClient
                {
                    BaseAddress = new Uri(_baseAddress)
                };
                var form = new MultipartFormDataContent();
                var fileStream = File.OpenRead(filePath);
                var streamContent = new StreamContent(fileStream);
                streamContent.Headers.ContentType =
                    new System.Net.Http.Headers.MediaTypeHeaderValue("image/jpeg"); // 或 image/png
                form.Add(streamContent, "media", Path.GetFileName(filePath));
                form.Add(new StringContent("image"), "type"); // 接口要求字段 type=image

                // 2. 发送请求上传文件（access_token 放查询串）
                var url = $"/media/upload?access_token={token}";
                var resp = await client.PostAsync(url, form);
                resp.EnsureSuccessStatusCode();

                string json = await resp.Content.ReadAsStringAsync();
                JObject jo = JObject.Parse(json);
                string mediaId = jo["media_id"].Value<string>();
                LogHelper.AppendLog($"连杆图片上传完成，mediaId = {mediaId}");

                // 3. 发送群消息
                long ts = DateTimeOffset.Now.ToUnixTimeMilliseconds();
                string ymdhms = DateTimeOffset.Now.ToString("yyyy-MM-dd HH:mm:ss");
                string sign = CalcSign(ts, _dingDingSecret); // HMACSHA256→Base64
                string webhook_url = $"{_dingDingWebHook}&timestamp={ts}&sign={sign}";
                
                var msg = new
                {
                    msgtype = "markdown",
                    markdown = new
                    {
                        title = "连杆测试上传",
                        text = $"## 连杆测试照片\n<img src=\"{mediaId}\" width=\"200\" />\n\n> 时间：{ymdhms}"
                    }
                };
                string transJson = JsonConvert.SerializeObject(msg);
                var resp2 = await client.PostAsync(webhook_url,
                    new StringContent(transJson, Encoding.UTF8, "application/json"));
                resp2.EnsureSuccessStatusCode();

                string json2 = await resp2.Content.ReadAsStringAsync();
                JObject res2 = JObject.Parse(json2);
                string errmsg = res2["errmsg"].Value<string>();
                LogHelper.AppendLog($"连杆图片发送群消息完成，msg = {errmsg}");
            }
            catch (Exception ex)
            {
                string errorMsg = $"连杆测试图片上传异常：{ex.Message}";
                LogHelper.AppendLog(errorMsg);
                throw;
            }
        }

        // ==================================== 钉钉报警（支持加签，稳定发送，适配连杆+报废） ====================================
        public async Task<bool> SendDingDingTextAlarmAsync(string alarmContent, bool isRodAlarm = true)
        {
            // 前置校验
            if (string.IsNullOrEmpty(alarmContent))
            {
                LogHelper.AppendLog("钉钉报警失败：报警内容不能为空");
                return false;
            }

            // 初始化 HttpClient
            HttpClient client = new HttpClient
            {
                BaseAddress = new Uri(_baseAddress)
            };

            try
            {
                // 4. 生成加签参数
                long ts = DateTimeOffset.Now.ToUnixTimeMilliseconds();
                string ymdhms = DateTimeOffset.Now.ToString("yyyy-MM-dd HH:mm:ss");
                string sign = CalcSign(ts, _dingDingSecret);
                string webhook_url = $"{_dingDingWebHook}&timestamp={ts}&sign={sign}";

                // 5. 构造报警消息（区分连杆/报废）
                string alarmTitle = isRodAlarm ? "连杆测试报警" : "报废上传报警";
                string alarmDesc = isRodAlarm ? "未及时提供强度测试图片" : "未及时提供报废图片";
                var msg = new
                {
                    msgtype = "markdown",
                    markdown = new
                    {
                        title = alarmTitle,
                        text = $"## **{alarmTitle}**<br>报警内容：{alarmContent}"
                    }
                };

                // 6. 序列化消息
                string transJson = JsonConvert.SerializeObject(msg);
                LogHelper.AppendLog($"钉钉报警：构造的 JSON 消息：\r\n{transJson}");

                // 7. 发送请求
                var resp2 = await client.PostAsync(webhook_url,
                    new StringContent(transJson, Encoding.UTF8, "application/json"));
                resp2.EnsureSuccessStatusCode();

                // 8. 解析响应结果
                string json2 = await resp2.Content.ReadAsStringAsync();
                JObject res2 = JObject.Parse(json2);
                string errmsg = res2["errmsg"].Value<string>();
                LogHelper.AppendLog($"钉钉报警发送完成，msg = {errmsg}");

                // 9. 判断是否真正成功
                return errmsg.Equals("ok", StringComparison.OrdinalIgnoreCase);
            }
            catch (Exception ex)
            {
                LogHelper.AppendLog($"钉钉报警异常：{ex.Message}，堆栈信息：{ex.StackTrace}");
                return false;
            }
            finally
            {
                // 10. 释放资源
                client.Dispose();
            }
        }

        // ==================================== 连杆上传内部封装 + 事件触发（优化稳定性） ====================================
        public async Task<bool> UploadRodTestImageInternalAsync(string filePath)
        {
            try
            {
                if (string.IsNullOrEmpty(filePath) || !File.Exists(filePath))
                {
                    string errorMsg = "图片路径为空或文件不存在";
                    OnRodUploadStatusChanged(false, errorMsg);
                    return false;
                }

                string token = GetDingDingToken();
                if (string.IsNullOrEmpty(token))
                {
                    string errorMsg = "获取 DingDing Token 失败，无法执行上传";
                    OnRodUploadStatusChanged(false, errorMsg);
                    return false;
                }

                await ConnectingRodTestUpload(token, filePath);

                string successMsg = "连杆测试图片上传成功，已发送至钉钉群";
                OnRodUploadStatusChanged(true, successMsg);
                return true;
            }
            catch (Exception ex)
            {
                string errorMsg = $"连杆测试图片上传异常：{ex.Message}";
                LogHelper.AppendLog(errorMsg);
                OnRodUploadStatusChanged(false, errorMsg);
                return false;
            }
        }

        // ==================================== 报废上传内部封装 + 事件触发（和连杆对齐） ====================================
        public async Task<bool> UploadScrapImageInternalAsync(string filePath)
        {
            try
            {
                if (string.IsNullOrEmpty(filePath) || !File.Exists(filePath))
                {
                    string errorMsg = "图片路径为空或文件不存在";
                    OnScrapUploadStatusChanged(false, errorMsg);
                    return false;
                }

                string token = GetDingDingToken();
                if (string.IsNullOrEmpty(token))
                {
                    string errorMsg = "获取 DingDing Token 失败，无法执行上传";
                    OnScrapUploadStatusChanged(false, errorMsg);
                    return false;
                }

                await UploadScrapCertificate(token, filePath);

                string successMsg = "报废凭证图片上传成功，已发送至钉钉群";
                OnScrapUploadStatusChanged(true, successMsg);
                return true;
            }
            catch (Exception ex)
            {
                string errorMsg = $"报废凭证图片上传异常：{ex.Message}";
                LogHelper.AppendLog(errorMsg);
                OnScrapUploadStatusChanged(false, errorMsg);
                return false;
            }
        }

        // ==================================== 事件触发辅助方法（连杆+报废） ====================================
        protected virtual void OnRodUploadStatusChanged(bool isUploadSuccess, string message)
        {
            RodUploadStatusChanged?.Invoke(this, new RodUploadStatusEventArgs
            {
                IsUploadSuccess = isUploadSuccess,
                Message = message
            });
        }

        protected virtual void OnScrapUploadStatusChanged(bool isUploadSuccess, string message)
        {
            ScrapUploadStatusChanged?.Invoke(this, new ScrapUploadStatusEventArgs
            {
                IsUploadSuccess = isUploadSuccess,
                Message = message
            });
        }
    }
}