using JiShe.IoT.BusinessSystemAggregation.Dto;
using JiShe.IoT.DeviceAggregation;
using JiShe.ServicePro;
using JiShe.ServicePro.ApacheIoTDB.Provider.Model;
using JiShe.ServicePro.ApacheIoTDB.Provider.Options;
using JiShe.ServicePro.Core;
using JiShe.ServicePro.DataChannelManages;
using JiShe.ServicePro.DeviceManagement.DeviceInfos;
using JiShe.ServicePro.DeviceManagement.ThingModels;
using JiShe.ServicePro.Dto;
using JiShe.ServicePro.Encrypt;
using JiShe.ServicePro.Enums;
using JiShe.ServicePro.FreeRedisProvider;
using JiShe.ServicePro.IoTDBManagement.DataChannels;
using JiShe.ServicePro.IoTDBManagement.TreeModels;
using Mapster;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Options;
using System.Collections.Generic;
using Volo.Abp;
using Volo.Abp.Auditing;

namespace JiShe.IoT.BusinessSystemAggregation
{
    /// <summary>
    /// 业务系统聚合服务
    /// </summary>
    [DisableAuditing]
    public class BusinessSystemAggregationService(IOptions<ServerApplicationOptions> options, IReliableRedisPubSubService redisPubSubService, IDeviceAppService deviceAppService, IIoTDBDataChannelManageService ioTDBDataChannelManageService, IOptions<IoTDBOptions> _ioTDBOptions, ITreeModelService treeModelService, IDeviceAggregationService deviceAggregationService, ILogger<BusinessSystemAggregationService> _logger, IIoTPlatformThingModelInfoAppService platformThingModelInfoAppService) : IoTAppService, IBusinessSystemAggregationService
    {
        ServerApplicationOptions serverOptions = options.Value;
        IoTDBOptions ioTDBOptions = _ioTDBOptions.Value;

        private const string LUA_SCRIPT = @"
                local hashKey = KEYS[1]
                local fieldKeys = ARGV
                return redis.call('HMGET', hashKey, unpack(fieldKeys))";

        /// <summary>
        /// 接收业务系统指令信息
        /// </summary>
        [AllowAnonymous]
        public async Task<HttpDataResult> ReceiveCommandInfoAsync(OpenApiRequest input)
        {

            try
            {

                var handleResult = HandleOpenApiRequest<ReceiveCommandInfoDto>(input, serverOptions);
                if (handleResult.Success == false)
                {
                    return handleResult;
                }
                var messageBody = handleResult.Data;
                if (messageBody == null || messageBody.Commands == null || messageBody.Commands.Count <= 0)
                {
                    return HttpDataResultExtensions.Failed("设备指令不能为空", -103, ResponeResultEnum.Fail);
                }

                //限定来源类型必须为业务系统
                if (messageBody.SourceType != DeviceTelemetrySourceTypeEnum.BusinessSystem)
                {
                    return HttpDataResultExtensions.Failed("设备指令来源类型错误，业务系统传固定值2", -104, ResponeResultEnum.Fail);
                }

                var deviceInfo = await deviceAppService.FindByDeviceAddressAsync(messageBody.DeviceAddress);

                if (deviceInfo == null)
                {
                    return HttpDataResultExtensions.Failed("设备不存在", -1041, ResponeResultEnum.Fail);
                }

                var packetTaskInfo = GetDeviceTelemetryPacketTaskInfo(ioTDBOptions, input, deviceInfo.Adapt<DeviceCacheInfos>(), messageBody.Commands.Serialize());

                //将指令存储IoTDB数据库和Redis发布通道
                if (deviceInfo.IoTPlatform == IoTPlatformTypeEnum.OneNET)
                {


                    //获取设备对应的平台端物模型信息，校验前端传入的属性标识集合是否存在不合法的属性标识符

                    var platformThingModelInfo = await platformThingModelInfoAppService.FindByPlatformProductIdAsync(new IdInput<string>() { Id = deviceInfo.IoTPlatformProductId });

                    if (platformThingModelInfo == null)
                    {
                        throw new UserFriendlyException($"业务系统推送指令时设备{deviceInfo.DeviceAddress}的平台端物模型信息不存在。");
                    }

                    foreach (var item in messageBody.Commands)
                    {
                        var tempPlatformThingModelInfo = platformThingModelInfo.Where(d => d.IoTPlatformRawFieldName == item.Key).FirstOrDefault();
                        if (tempPlatformThingModelInfo == null)
                        {
                            throw new UserFriendlyException($"业务系统推送指令时设备设备{deviceInfo.DeviceAddress}平台端物模型信息不存在属性标识符{item.Key}。");
                        }

                        //排除升级指令
                        if (tempPlatformThingModelInfo.StandardFieldName.ToLowerInvariant() == ThingModelFixedTypeConst.FIRMWARE_UPGRADE.ToLowerInvariant())
                        {
                            throw new UserFriendlyException($"业务系统推送指令时设备{deviceInfo.DeviceAddress}平台端物模型属性标识符{item.Key}是升级指令操作，被禁止。");
                        }

                        if (deviceInfo.IsNeedConfigDevicMdoel && deviceInfo.DeviceThingModelDataId.HasValue && item.Key.ToLowerInvariant() == ThingModelFixedTypeConst.SpecialCommand.ToLowerInvariant())
                        {
                            throw new UserFriendlyException($"业务系统推送指令时设备{deviceInfo.DeviceAddress}平台端物模型属性标识符{item.Key}是特殊指令操作，被禁止。");
                        }
                    }

                    //数据写入遥测任务数据存储通道
                    await ioTDBDataChannelManageService.DeviceTelemetryTaskWriterAsync(DataChannelManage.DeviceTelemetryTaskDataChannel.Writer, (DistributedMessageCenterConst.OneNETCommandIssuedEventName, packetTaskInfo));


                    await redisPubSubService.PublishReliableAsync(DistributedMessageCenterConst.OneNETCommandIssuedEventName, input);
                }
                else if (deviceInfo.IoTPlatform == IoTPlatformTypeEnum.CTWing)
                {
                    await redisPubSubService.PublishReliableAsync(DistributedMessageCenterConst.CTWingAepCommandIssuedEventName, input);
                }
                else
                {
                    return HttpDataResultExtensions.Failed("指令处理失败，当前设备平台类型异常", -105);
                }

                return HttpDataResultExtensions.Success("指令下发成功");
            }
            catch (UserFriendlyException)
            {
                throw; // 重新抛出用户友好异常
            }
            catch (Exception ex)
            {
                _logger.LogError(ex, "接收业务系统指令信息时发生异常");
                return HttpDataResultExtensions.Failed("指令处理失败，发送异常", -106);
            }
        }


        /// <summary>
        /// 业务系统批量查询设备数据，Msg 字段为 BatchQueryDeviceDataInfoInput 实体
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [AllowAnonymous]
        public async Task<HttpDataResult<List<IoTDBDynamicObject>>> BatchQueryDeviceDataInfoAsync(OpenApiRequest input)
        {
            try
            {
                var handleResult = HandleOpenApiRequest<BatchQueryDeviceDataInfoInput>(input, serverOptions);
                if (handleResult.Success == false)
                {
                    return HttpDataResultExtensions.Failed<List<IoTDBDynamicObject>>(null, handleResult.Message, handleResult.LocationCode);
                }
                var messageBody = handleResult.Data;

                if (messageBody.DeviceAddresses == null || messageBody.DeviceAddresses.Count <= 0)
                {
                    return HttpDataResultExtensions.Failed<List<IoTDBDynamicObject>>(null, "设备地址不能为空", -103);
                }

                // 验证设备地址格式，防止注入攻击
                foreach (var deviceAddress in messageBody.DeviceAddresses)
                {
                    if (!IsValidDeviceAddress(deviceAddress))
                    {
                        return HttpDataResultExtensions.Failed<List<IoTDBDynamicObject>>(null, $"设备地址格式不正确: {deviceAddress}", -107);
                    }
                }

                //执行脚本
                var result = await FreeRedisProvider.Instance.EvalAsync
                (
                    LUA_SCRIPT,
                    new[] { RedisConst.CacheAllDeviceInfoHashKey },
                    messageBody.DeviceAddresses.ToArray()
                );

                List<DeviceCacheInfos> deviceCacheInfos = new List<DeviceCacheInfos>();

                // 处理返回结果
                if (result is object[] values)
                {
                    foreach (var value in values)
                    {
                        if (value != null)
                        {
                            var tempFocusInfo = ServiceProJsonSerializer.Deserialize<DeviceCacheInfos>(value as string);
                            deviceCacheInfos.Add(tempFocusInfo);
                        }
                        else
                        {
                            deviceCacheInfos.Add(null); // 添加空值以保持索引对应
                        }
                    }
                }

                List<IoTDBDynamicObject> queryResult = new List<IoTDBDynamicObject>();
                for (int i = 0; i < messageBody.DeviceAddresses.Count; i++)
                {
                    var deviceAddress = messageBody.DeviceAddresses[i];
                    var deviceCacheInfo = deviceCacheInfos.Count > i ? deviceCacheInfos[i] : null;

                    if (deviceCacheInfo == null)
                    {
                        _logger.LogError($"{nameof(BatchQueryDeviceDataInfoAsync)} 业务系统批量查询设备数据，设备地址：{deviceAddress}未找到设备地址缓存信息，消息体为：{input.Serialize()}");
                        continue;
                    }

                    var pageResult = await treeModelService.OpenRequestDeviceDataInfoPageAsync(new DeviceTreeModelDataInfoInput()
                    {
                        DeviceAddress = deviceAddress,
                        DeviceType = messageBody.DeviceType,
                        IoTDataType = messageBody.IoTDataType,
                        IsNeedPaging = false,
                        StartCreationTime = messageBody.BeginTime,
                        EndCreationTime = messageBody.EndTime
                    });

                    //todo 根据业务系统时间间隔要求进行过滤
                    if (pageResult.Items != null && pageResult.Items.Count > 0)
                    {
                        queryResult.AddRange(pageResult.Items);
                    }
                }

                return HttpDataResultExtensions.Success(queryResult, "查询成功");


            }
            catch (Exception ex)
            {
                _logger.LogError(ex, "批量查询设备数据时发生异常");
                return HttpDataResultExtensions.Failed<List<IoTDBDynamicObject>>(null, "查询设备数据失败", -106);

            }
        }

        /// <summary>
        /// 业务系统查询单个设备数据，Msg 字段为 QueryDeviceDataInfoInput 实体
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [AllowAnonymous]
        public async Task<HttpDataResult<List<IoTDBDynamicObject>>> QueryDeviceDataInfoAsync(OpenApiRequest input)
        {
            try
            {
                var handleResult = HandleOpenApiRequest<QueryDeviceDataInfoInput>(input, serverOptions);
                if (handleResult.Success == false)
                {
                    return HttpDataResultExtensions.Failed<List<IoTDBDynamicObject>>(null, handleResult.Message, handleResult.LocationCode);
                }
                var messageBody = handleResult.Data;

                if (string.IsNullOrWhiteSpace(messageBody.DeviceAddress))
                {
                    return HttpDataResultExtensions.Failed<List<IoTDBDynamicObject>>(null, "设备地址不能为空", -103);
                }

                // 验证设备地址格式，防止注入攻击
                if (!IsValidDeviceAddress(messageBody.DeviceAddress))
                {
                    return HttpDataResultExtensions.Failed<List<IoTDBDynamicObject>>(null, $"设备地址格式不正确: {messageBody.DeviceAddress}", -107);
                }

                //执行脚本
                var result = await FreeRedisProvider.Instance.EvalAsync
                (
                    LUA_SCRIPT,
                    new[] { RedisConst.CacheAllDeviceInfoHashKey },
                    new List<string>() { messageBody.DeviceAddress }.ToArray()
                );

                List<DeviceCacheInfos> deviceCacheInfos = new List<DeviceCacheInfos>();

                // 处理返回结果
                if (result is object[] values)
                {
                    foreach (var value in values)
                    {
                        if (value != null)
                        {
                            var tempFocusInfo = ServiceProJsonSerializer.Deserialize<DeviceCacheInfos>(value as string);
                            deviceCacheInfos.Add(tempFocusInfo);
                        }
                        else
                        {
                            deviceCacheInfos.Add(null);
                        }
                    }
                }

                List<IoTDBDynamicObject> queryResult = new List<IoTDBDynamicObject>();
                var deviceCacheInfo = deviceCacheInfos.FirstOrDefault();

                if (deviceCacheInfo == null)
                {
                    _logger.LogError($"{nameof(QueryDeviceDataInfoAsync)} 业务系统单个查询设备数据，设备地址：{messageBody.DeviceAddress}未找到设备地址缓存信息，消息体为：{input.Serialize()}");
                    return HttpDataResultExtensions.Failed<List<IoTDBDynamicObject>>(null, "设备信息不存在", -108);
                }

                var pageResult = await treeModelService.OpenRequestDeviceDataInfoPageAsync(new DeviceTreeModelDataInfoInput()
                {
                    DeviceAddress = messageBody.DeviceAddress,
                    DeviceType = messageBody.DeviceType,
                    IoTDataType = messageBody.IoTDataType,
                    IsNeedPaging = false,
                    StartCreationTime = messageBody.BeginTime,
                    EndCreationTime = messageBody.EndTime,
                    SubDeviceAddress = messageBody.SubDeviceAddress,
                });

                //todo 根据业务系统时间间隔要求进行过滤
                if (pageResult.Items != null && pageResult.Items.Count > 0)
                {
                    queryResult.AddRange(pageResult.Items);
                }

                return HttpDataResultExtensions.Success(queryResult, "查询成功");


            }
            catch (Exception ex)
            {
                _logger.LogError(ex, "查询单个设备数据时发生异常");
                return HttpDataResultExtensions.Failed<List<IoTDBDynamicObject>>(null, "查询设备数据失败", -106);

            }
        }


        /// <summary>
        /// 业务系统批量新增设备数据，Msg 字段为 BatchCreateDeviceBusinessSystemInput 实体
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [AllowAnonymous]
        public async Task<HttpDataResult> BatchCreateDeviceInfoAsync(OpenApiRequest input)
        {
            try
            {
                var handleResult = HandleOpenApiRequest<BatchCreateDeviceBusinessSystemInput>(input, serverOptions);
                if (handleResult.Success == false)
                {
                    return HttpDataResultExtensions.Failed(handleResult.Message, handleResult.LocationCode);
                }
                var messageBody = handleResult.Data;

                if (messageBody.DeviceInfos == null || messageBody.DeviceInfos.Count <= 0)
                {
                    return HttpDataResultExtensions.Failed("设备地址不能为空", -101);
                }

                // 批量新增设备
                var createResult = await deviceAggregationService.BatchCreateDeviceBusinessSystemAsync(messageBody);

                if (createResult == false)
                {
                    _logger.LogError($"{nameof(BatchCreateDeviceInfoAsync)} 业务系统批量新增设备数据没有成功，消息体为：{input.Serialize()}");
                    return HttpDataResultExtensions.Failed("新增设备失败", -102);
                }

                return HttpDataResultExtensions.Success("新增设备成功");
            }
            catch (Exception ex)
            {
                _logger.LogError(ex, "批量新增设备数据时发生异常");
                return HttpDataResultExtensions.Failed("新增设备失败", -106);
            }
        }

        /// <summary>
        /// 验证设备地址格式是否合法
        /// </summary>
        /// <param name="deviceAddress">设备地址</param>
        /// <returns>是否合法</returns>
        private bool IsValidDeviceAddress(string deviceAddress)
        {
            if (string.IsNullOrWhiteSpace(deviceAddress))
                return false;

            // 可根据实际业务规则调整验证逻辑
            // 这里简单检查是否包含非法字符
            return !deviceAddress.Contains("..") &&
                   !deviceAddress.Contains("*") &&
                   !deviceAddress.Contains("~");
        }
    }
}