using DS.Module.Core;
using DS.Module.Core.Condition;
using DS.Module.Core.Data;
using DS.WMS.Core.Code.Entity;
using DS.WMS.Core.Op.Dtos;
using DS.WMS.Core.Op.Dtos.TaskInteraction;
using DS.WMS.Core.Op.Entity;
using DS.WMS.Core.Op.Entity.TaskInteraction;
using DS.WMS.Core.Op.Interface.TaskInteraction;
using DS.WMS.Core.Op.Method.TaskInteraction.ActionSelector;
using DS.WMS.Core.TaskPlat;
using Fasterflect;
using Masuit.Tools;
using Microsoft.Extensions.DependencyInjection;
using SqlSugar;

namespace DS.WMS.Core.Op.Method.TaskInteraction
{
    /// <summary>
    /// 动作执行管理
    /// </summary>
    public class ActionManagerService : ServiceBase, IActionManagerService
    {
        ITaskLogService logService;

        /// <summary>
        /// 初始化
        /// </summary>
        public ActionManagerService(IServiceProvider serviceProvider) : base(serviceProvider)
        {
            logService = serviceProvider.GetRequiredService<ITaskLogService>();
            TenantDb.QueryFilter.Clear<IOrgId>();
        }

        /// <summary>
        /// 根据指定条件返回是否匹配的结果
        /// </summary>
        /// <param name="request">任务请求</param>
        /// <param name="conditions">匹配条件</param>
        /// <returns></returns>
        public async Task<bool> IsMatchAsync(TaskRequest request, IEnumerable<ConditionContent> conditions)
        {
            ArgumentNullException.ThrowIfNull(request, nameof(request));
            ArgumentNullException.ThrowIfNull(conditions, nameof(conditions));

            var biz = await GetBusinessDataAsync(request.BusinessId, request.BusinessType, conditions);
            if (biz != null)
            {
                TaskFlowDataContext dataContext = new(
                            (TaskFlowDataNameConst.Business, biz)
                        );
                //循环匹配
                foreach (var item in conditions)
                {
                    if (ConditionHelper.IsPass(item, dataContext))
                    {
                        //var logEntity = new BusinessTaskLog
                        //{
                        //    ActionType = ActionType.Create,
                        //    BusinessId = request.BusinessId,
                        //    BusinessType = request.BusinessType,
                        //    TaskType = request.TaskType,
                        //    CreateBy = long.Parse(User.UserId),
                        //    CreateTime = DateTime.Now,
                        //    Remark = $"符合设定条件，已跳过任务的创建"
                        //};
                        //await LogService.WriteLogAsync(logEntity);
                        return true;
                    }
                }
            }

            return false;
        }

        /// <summary>
        /// 获取所需业务数据
        /// </summary>
        /// <param name="businessId">业务ID</param>
        /// <param name="businessType">业务类型</param>
        /// <param name="conditions">条件字段</param>
        /// <returns></returns>
        public async Task<dynamic?> GetBusinessDataAsync(long businessId, BusinessType businessType, IEnumerable<ConditionContent> conditions)
        {
            ArgumentNullException.ThrowIfNull(conditions, nameof(conditions));

            HashSet<string> fields = [];
            foreach (var item in conditions)
            {
                if (item.Conditions != null)
                    fields.AddRange(item.Conditions.Select(x => x.Field));

                if (item.Groups != null)
                    fields.AddRange(item.Groups.SelectMany(x => x.Conditions.Select(x => x.Field)));
            }

            return await GetBusinessDataAsync(businessId, businessType, fields.ToArray());
        }

        /// <summary>
        /// 获取所需业务数据
        /// </summary>
        /// <param name="businessId">业务ID</param>
        /// <param name="businessType">业务类型</param>
        /// <param name="fields">返回字段列表</param>
        /// <returns></returns>
        public async Task<dynamic?> GetBusinessDataAsync(long businessId, BusinessType businessType, params string[] fields)
        {
            object? biz = null;
            switch (businessType)
            {
                case BusinessType.OceanShippingExport:
                    //未设置查询字段
                    if (fields == null || fields.Length == 0)
                    {
                        biz = await TenantDb.Queryable<SeaExport>().Where(a => a.Id == businessId)
                            .Select<SeaExportRes>().Mapper(it =>
                            {
                                it.DischargePortCountry = TenantDb.Queryable<CodePort>().Where(x => x.Id == it.DischargePortId).Select(x => x.CountryName).First();
                            }).FirstAsync();
                    }
                    else
                    {
                        var selectors = fields.Select(x => new SelectModel { FieldName = x }).ToList();
                        biz = await TenantDb.Queryable<object>().AS("op_sea_export")
                            .Where("Id=@Id", new { Id = businessId }).Select(selectors).FirstAsync();
                    }
                    break;

                case BusinessType.OceanShippingImport:
                    break;
            }

            return biz;
        }

        /// <summary>
        /// 触发任务执行动作
        /// </summary>
        /// <param name="dataContext"></param>
        /// <returns></returns>
        public async Task TriggerActionAsync(TaskFlowDataContext dataContext)
        {
            ArgumentNullException.ThrowIfNull(dataContext, nameof(dataContext));

            long businessId = dataContext.GetOrDefault<long>(TaskFlowDataNameConst.BusinessId);
            BusinessType businessType = BusinessType.OceanShippingExport;
            if (dataContext.TryGetValue(nameof(businessType), out object? value) && value != null)
            {
                if (value is string strValue)
                    businessType = Enum.Parse<BusinessType>(strValue);
                else
                    businessType = (BusinessType)Convert.ChangeType(value, typeof(BusinessType));
            }

            TaskBaseTypeEnum taskType = TaskBaseTypeEnum.WAIT_SPACE_RELEASE;
            if (dataContext.TryGetValue(nameof(taskType), out object? value2) && value2 != null)
            {
                if (value2 is string strValue)
                    taskType = Enum.Parse<TaskBaseTypeEnum>(strValue);
                else
                    taskType = (TaskBaseTypeEnum)Convert.ChangeType(value2, typeof(TaskBaseTypeEnum));
            }

            await TriggerActionAsync(businessId, businessType, taskType);
        }

        /// <summary>
        /// 触发任务执行动作
        /// </summary>
        /// <param name="businessId">业务ID</param>
        /// <param name="businessType">业务类型</param>
        /// <param name="taskType">任务类型</param>
        /// <returns></returns>
        public async Task TriggerActionAsync(long businessId, BusinessType businessType, TaskBaseTypeEnum taskType)
        {
            var businessTask = await TenantDb.Queryable<BusinessTask>().Where(
                x => x.BusinessId == businessId && x.BusinessType == businessType && x.TaskType == taskType).FirstAsync();

            if (businessTask != null)
                await TriggerActionAsync(businessTask);
        }

        /// <summary>
        /// 执行放舱任务（任务台使用）
        /// </summary>
        public async Task SpaceReleaseTask(TaskFlowDataContext dataContext)
        {
            dataContext.Set("TypeName", "DS.WMS.Core.Op.Method.TaskInteraction.ActionExecutor.SpaceRelease.SpaceReleaseActionExecutor,DS.WMS.Core");

            var businessId = dataContext.Get<long?>(TaskFlowDataNameConst.BusinessId);
            ArgumentNullException.ThrowIfNull(businessId, TaskFlowDataNameConst.BusinessId);

            //await TriggerActionAsync(businessId.Value, BusinessType.OceanShippingExport, TaskBaseTypeEnum.WAIT_SPACE_RELEASE);

            var businessTask = await TenantDb.Queryable<BusinessTask>().Where(
                x => x.BusinessId == businessId && x.BusinessType == BusinessType.OceanShippingExport && x.TaskType == TaskBaseTypeEnum.WAIT_SPACE_RELEASE).FirstAsync();

            dataContext.Set(TaskFlowDataNameConst.BusinessTask, businessTask);

            await ExecuteAsync(dataContext);

            //var service = ServiceProvider.GetRequiredService<ISeaExportTaskService>();
            //await service.CreateSubTaskAsync(businessTask);
        }

        /// <summary>
        /// 触发任务执行动作
        /// </summary>
        /// <param name="businessTask">任务信息</param>
        /// <param name="includeOrder">是否包含订单数据</param>
        /// <param name="additionalData">附加参数</param>
        /// <returns></returns>
        public async Task TriggerActionAsync(BusinessTask businessTask, bool includeOrder = false, IDictionary<string, object>? additionalData = null)
        {
            ArgumentNullException.ThrowIfNull(businessTask, nameof(businessTask));

            TaskFlowDataContext dataContext = new(
                (TaskFlowDataNameConst.BusinessTask, businessTask)
            );

            if (includeOrder)
            {
                var biz = GetBusinessDataAsync(businessTask.BusinessId, businessTask.BusinessType);
                dataContext[TaskFlowDataNameConst.Business] = biz;
            }

            if (additionalData != null)
            {
                foreach (var item in additionalData)
                    dataContext[item.Key] = item.Value;
            }

            TaskFlowRuner taskFlow = new(TenantDb, ServiceProvider);
            await taskFlow.RunWithBsno(businessTask.TaskType, businessTask.BusinessId, dataContext);
        }

        /// <summary>
        /// 自动订舱
        /// </summary>
        /// <param name="businessId">业务ID</param>
        /// <param name="businessType">业务类型</param>
        /// <returns></returns>
        public async Task<DataResult> AutomaticBooking(long businessId, BusinessType businessType)
        {
            try
            {
                var businessTask = await TenantDb.Queryable<BusinessTask>().Where(
                x => x.BusinessId == businessId && x.BusinessType == businessType && x.TaskType == TaskBaseTypeEnum.WAIT_BOOKING).FirstAsync();
                if (businessTask == null)
                    return DataResult.FailedWithDesc(MultiLanguageConst.TaskStatusNotSupported);

                TaskFlowDataContext dataContext = new
                (
                    (TaskFlowDataNameConst.BusinessTask, businessTask),
                    ("TypeName", typeof(BookingSelector).AssemblyQualifiedName)
                );

                await ExecuteAsync(dataContext);
                return DataResult.Success;
            }
            catch (Exception ex)
            {
                await ex.LogAsync(Db);
                return DataResult.FailedWithDesc(MultiLanguageConst.Operation_Failed);
            }
        }

        /// <summary>
        /// 执行动作
        /// </summary>
        /// <param name="dataContext"></param>
        /// <returns></returns>
        public async Task ExecuteAsync(TaskFlowDataContext dataContext)
        {
            ArgumentNullException.ThrowIfNull(dataContext, nameof(dataContext));

            var context = new ActionExecutionContext
            {
                ActionManager = this,
                TaskInfo = dataContext.GetOrDefault<BusinessTask>(TaskFlowDataNameConst.BusinessTask),
                ServiceProvider = ServiceProvider
            };

            foreach (var key in dataContext.Keys)
                context.AdditionalData[key] = dataContext[key];

            var typeName = dataContext.GetOrDefault<string>("TypeName");
            if (typeName.IsNullOrEmpty())
                return;

            Type? t = Type.GetType(typeName, true, false);
            if (t == null)
            {
                await new ApplicationException($"未能获取类型【{typeName}】的信息，请检查配置").LogAsync(Db);
                return;
            }

            IActionExecutor? currentExecutor = null;
            object instance = ConstructorExtensions.CreateInstance(t);
            if (instance is IActionSelector selector)
            {
                currentExecutor = await selector.GetActionExecutor(context);
            }
            else if (instance is IActionExecutor executor)
            {
                currentExecutor = executor;
            }

            if (currentExecutor == null)
            {
                await new ApplicationException($"未能创建类型【{t.AssemblyQualifiedName}】的实例").LogAsync(Db);
                return;
            }

            var logService = context.ServiceProvider.GetRequiredService<ITaskLogService>();
            await logService.WriteLogAsync(context.TaskInfo, $"开始运行后台任务（{currentExecutor.GetType().FullName}）...");
            await currentExecutor.ExecuteAsync(context);
        }
    }
}