using System.Text;
using DS.Module.Core;
using DS.Module.Core.Extensions;
using DS.WMS.Core.Fee.Dtos;
using DS.WMS.Core.Fee.Entity;
using DS.WMS.Core.Fee.Interface;
using DS.WMS.Core.Flow.Dtos;
using DS.WMS.Core.Flow.Entity;
using DS.WMS.Core.Flow.Interface;
using DS.WMS.Core.Info.Entity;
using DS.WMS.Core.Op.Entity;
using DS.WMS.Core.Sys.Entity;
using Mapster;
using Masuit.Tools.Systems;
using Microsoft.Extensions.DependencyInjection;
using SqlSugar;

namespace DS.WMS.Core.Fee.Method
{
    /// <summary>
    /// 费用记录实现
    /// </summary>
    public class FeeRecordService : FeeServiceBase, IFeeRecordService
    {
        readonly IClientFlowInstanceService flowService;

        /// <summary>
        /// 初始化
        /// </summary>
        /// <param name="serviceProvider"></param>
        public FeeRecordService(IServiceProvider serviceProvider) : base(serviceProvider)
        {
            flowService = serviceProvider.GetRequiredService<IClientFlowInstanceService>();
        }

        /// <summary>
        /// 列表
        /// </summary>
        /// <param name="request"></param>
        /// <returns></returns>
        public async Task<DataResult<List<FeeRecordRes>>> GetListByPageAsync(PageRequest request)
        {
            long UserId = long.Parse(User.UserId);
            //序列化查询条件
            var whereList = request.GetConditionalModels(Db);
            var data = await TenantDb.Queryable<FeeRecord>()
                .Where(x => x.IsOpen || (!x.IsOpen && x.CreateBy == UserId))
                .Where(whereList)
                .Select<FeeRecordRes>()
                .ToQueryPageAsync(request.PageCondition);

            //关联用户名称
            var UserIds = data.Data.Where(x => x.UpdateBy.HasValue).Select(x => x.UpdateBy.Value)
                //.Union(data.Data.Where(x => x.SubmitBy.HasValue).Select(x => x.SubmitBy.Value))
                .Union(data.Data.Select(x => x.CreateBy)).Distinct();
            var Users = await Db.Queryable<SysUser>().Where(x => UserIds.Contains(x.Id)).Select(x => new { x.Id, x.UserName }).ToListAsync();
            foreach (var item in data.Data)
            {
                item.CreateByName = Users.Find(x => x.Id == item.CreateBy)?.UserName;

                if (item.UpdateBy.HasValue)
                {
                    item.UpdateByName = Users.Find(x => x.Id == item.UpdateBy.Value)?.UserName;
                }

                //if (item.SubmitBy.HasValue)
                //{
                //    item.SubmitByName = Users.Find(x => x.Id == item.SubmitBy.Value)?.UserName;
                //}
            }

            return data;
        }

        /// <summary>
        /// 根据查询条件获取费用数据
        /// </summary>
        /// <param name="query"></param>
        /// <returns></returns>
        public async Task<DataResult<List<FeeRecord>>> GetListAsync(string query)
        {
            long UserId = long.Parse(User.UserId);
            var src = TenantDb.Queryable<FeeRecord>().Where(x => x.IsOpen || (!x.IsOpen && x.CreateBy == UserId));
            if (!query.IsNullOrEmpty())
            {
                //序列化查询条件
                var whereList = Db.ConfigQuery.Context.Utilities.JsonToConditionalModels(query);
                src = src.Where(whereList);
            }

            var data = await src.ToListAsync();
            return DataResult<List<FeeRecord>>.Success(data);
        }

        /// <summary>
        /// 获取已申请修改的费用记录值
        /// </summary>
        /// <param name="id">费用记录ID</param>
        /// <returns></returns>
        public async Task<DataResult<FeeModification>> GetModifyValue(long id)
        {
            var fm = await TenantDb.Queryable<FeeModification>().Where(x => x.FeeRecordId == id)
                .OrderByDescending(x => x.CreateTime).Take(1).FirstAsync();

            return DataResult<FeeModification>.Success(fm);
        }

        /// <summary>
        /// 检查业务是否已费用锁定
        /// </summary>
        /// <param name="bid">业务ID</param>
        /// <param name="businessType">业务类型</param>
        /// <param name="type">锁定范围</param>
        /// <returns></returns>
        internal async Task<bool> IsFeeLockedAsync(long bid, BusinessType businessType, FeeType type = FeeType.All)
        {
            bool? isFeeLocking = null;
            switch (type)
            {
                case FeeType.Receivable:
                    break;
                case FeeType.Payable:
                    break;
                case FeeType.All:
                    isFeeLocking = await TenantDb.Queryable<BusinessFeeStatus>().Where(
                        x => x.BusinessId == bid && x.BusinessType == businessType).Select(x => x.IsFeeLocking).FirstAsync();
                    break;
            }
            return isFeeLocking.GetValueOrDefault();
        }

        /// <summary>
        /// 费用提交
        /// </summary>
        /// <param name="items">要提交的费用记录</param>
        /// <returns></returns>
        public async Task<DataResult> SaveAsync(IEnumerable<FeeRecord> items)
        {
            ArgumentNullException.ThrowIfNull(items, nameof(items));

            var first = items.Select(x => new { x.BusinessType, x.BusinessId }).FirstOrDefault();
            if (await IsFeeLockedAsync(first.BusinessId, first.BusinessType))
                return DataResult.Failed(MultiLanguageConst.FeeLocked);

            foreach (var item in items)
                item.SetTax();

            DateTime dtNow = DateTime.Now;
            await TenantDb.Ado.BeginTranAsync();
            try
            {
                List<FeeRecord> fees = null;
                var feeIds = items.Where(x => x.Id > 0).Select(x => x.Id).ToArray();
                //包含修改的项，需要检测费用状态再修改
                if (feeIds.Length > 0)
                {
                    fees = await TenantDb.Queryable<FeeRecord>().Where(x => feeIds.Contains(x.Id)).Select(x => new FeeRecord
                    {
                        Id = x.Id,
                        FeeName = x.FeeName,
                        FeeStatus = x.FeeStatus
                    }).ToListAsync();

                    StringBuilder sb = new StringBuilder();
                    foreach (var fe in fees)
                    {
                        if (fe.FeeStatus != FeeStatus.Entering && fe.FeeStatus != FeeStatus.RejectSubmission)
                        {
                            sb.AppendFormat(MultiLanguageConst.FeeRecordStatus, fe.FeeName);
                            continue;
                        }
                    }
                    if (sb.Length > 0)
                        return DataResult.Failed(sb.ToString(), MultiLanguageConst.Operation_Failed);
                }

                var localCurrency = await Db.Queryable<SysOrg>().Where(x => x.Id == User.OrgId).Select(x => x.LocalCurrency).FirstAsync();
                foreach (var item in items)
                {
                    if (string.IsNullOrEmpty(item.LocalCurrency))
                    {
                        //默认本位币为机构本位币或CNY
                        if (item.Id == 0)
                            item.LocalCurrency = localCurrency ?? RMB_CODE;
                        else
                            item.LocalCurrency = fees?.Find(x => x.Id == item.Id)?.LocalCurrency;
                    }

                    if (item.LocalCurrency == item.Currency)
                        item.ExchangeRate = 1m;
                }

                //若计价货币单位不等于本位币则尝试获取最新汇率
                await FetchExchangeRateAsync(items);

                var updateList = items.Where(x => x.Id > 0).ToList();
                if (updateList.Count > 0)
                    await TenantDb.Updateable(updateList).IgnoreColumns(x => new
                    {
                        x.FeeStatus,
                        x.BusinessId,
                        x.BusinessType,
                        x.CreateBy,
                        x.CreateTime,
                        x.DeleteBy,
                        x.Deleted,
                        x.DeleteTime,
                        x.SubmitDate,
                        x.SubmitBy,
                        x.AuditBy,
                        x.AuditOperator,
                        x.AuditDate
                    }).ExecuteCommandAsync();

                var createList = items.Where(x => x.Id == 0).ToList();
                if (createList.Count > 0)
                    await TenantDb.Insertable(createList).ExecuteCommandAsync();

                await TenantDb.Ado.CommitTranAsync();

                var list = createList.Union(updateList).Select(x => x.Adapt<FeeRecordRes>());
                return DataResult.Success;
            }
            catch (Exception ex)
            {
                await TenantDb.Ado.RollbackTranAsync();
                await ex.LogAsync(Db);
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.Operation_Failed));
            }
            finally
            {
                await WriteBackStatusAsync(first.BusinessId, first.BusinessType);
            }
        }

        /// <summary>
        /// 根据模板ID创建
        /// </summary>
        /// <param name="bid">业务ID</param>
        /// <param name="businessType">业务类型</param>
        /// <param name="tidArray">模板ID</param>
        /// <returns></returns>
        public async Task<DataResult> CreateByTemplateAsync(long bid, BusinessType businessType, params long[] tidArray)
        {
            bool hasExists = TenantDb.Queryable<FeeRecord>().LeftJoin<FeeTemplateDetail>((x, y) =>
                x.FeeId == y.FeeId && x.FeeType == y.FeeType).Any(
                (x, y) => x.BusinessId == bid && x.BusinessType == businessType && tidArray.Contains(y.TemplateId));
            if (hasExists)
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.FeeRecordExist));

            var details = await TenantDb.Queryable<FeeTemplateDetail>().Where(x => tidArray.Contains(x.TemplateId) && !x.Deleted).Select(x => new
            {
                x.FeeType,
                x.FeeId,
                x.FeeCode,
                x.FeeName,
                x.FeeFrt,
                x.FeeGroup,
                x.CustomerName,
                x.CustomerType,
                x.CustomerId,
                x.Unit,
                x.UnitPrice,
                x.Currency,
                x.ExchangeRate,
                x.Tax,
                x.TaxRate,
                x.AccTaxRate,
                x.IsAdvancedPay,
                x.IsInvoice,
                x.SaleOrgId,
                x.Note
            }).ToListAsync();

            List<FeeRecord> records = new List<FeeRecord>(details.Count);
            foreach (var item in details)
            {
                var record = item.Adapt<FeeRecord>();
                record.BusinessId = bid;
                record.SubmitDate = DateTime.Now;

                records.Add(record);
            }

            //若计价货币单位不等于默认货币则尝试获取最新汇率
            await FetchExchangeRateAsync(records);
            int result = await TenantDb.Insertable(records).ExecuteCommandAsync();

            await WriteBackStatusAsync(bid, businessType);

            return result > 0 ? DataResult.Success : DataResult.FailedWithDesc(nameof(MultiLanguageConst.Operation_Failed));
        }

        /// <summary>
        /// 删除
        /// </summary>
        /// <param name="ids">费用记录ID</param>
        /// <returns></returns>
        public async Task<DataResult> DeleteAsync(params long[] ids)
        {
            var model = await TenantDb.Queryable<FeeRecord>().Where(x => ids.Contains(x.Id)).Select(x => new { x.BusinessId, x.BusinessType }).FirstAsync();
            if (await IsFeeLockedAsync(model.BusinessId, model.BusinessType))
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.FeeLocked));

            if (await TenantDb.Queryable<FeeRecord>().AnyAsync(x => ids.Contains(x.Id) && (x.FeeStatus != FeeStatus.Entering && x.FeeStatus != FeeStatus.RejectSubmission)))
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.FeeRecordDelete));

            int result = await TenantDb.Deleteable<FeeRecord>(x => ids.Contains(x.Id)).ExecuteCommandAsync();

            await WriteBackStatusAsync(model.BusinessId, model.BusinessType);

            return result > 0 ? DataResult.Success : DataResult.FailedWithDesc(nameof(MultiLanguageConst.Operation_Failed));
        }

        /// <summary>
        /// 发起审批/申请删除工作流
        /// </summary>
        /// <param name="auditType">审批类型</param>
        /// <param name="remark">备注</param>
        /// <param name="idArray">费用记录ID</param>
        /// <returns></returns>
        public async Task<DataResult> SubmitForApprovalAsync(AuditType auditType, string remark, params long[] idArray)
        {
            var fees = await TenantDb.Queryable<FeeRecord>().Where(x => idArray.Contains(x.Id)).Select(
                x => new FeeRecord
                {
                    Id = x.Id,
                    FeeName = x.FeeName,
                    FeeStatus = x.FeeStatus,
                    FlowId = x.FlowId,
                    BusinessId = x.BusinessId,
                    BusinessType = x.BusinessType
                }).ToListAsync();
            if (fees.IsNullOrEmpty())
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.FeeRecordNotExist));

            var bid = fees[0].BusinessId;
            var bType = fees[0].BusinessType;
            //业务状态检测
            if (await IsFeeLockedAsync(bid, bType))
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.FeeLocked));

            if (fees.Any(x => x.FlowId.HasValue))
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.FeeRecordIsAuditing));

            if (fees.Any(x => x.FeeStatus == FeeStatus.PartialSettlement || x.FeeStatus == FeeStatus.SettlementCompleted))
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.FeeRecordIsSettled));

            DataResult result = DataResult.FailedWithDesc(nameof(MultiLanguageConst.Operation_Failed));
            await TenantDb.Ado.BeginTranAsync();
            try
            {
                if (auditType == AuditType.FeeAudit)
                {
                    result = await ApplyAuditAsync(fees);
                }
                else if (auditType == AuditType.FeeDelete)
                {
                    result = await ApplyDeleteAsync(fees, remark);
                }

                if (!result.Succeeded)
                {
                    await TenantDb.Ado.RollbackTranAsync();
                    return result;
                }

                await TenantDb.Updateable(fees).UpdateColumns(x => new
                {
                    x.Id,
                    x.FeeStatus,
                    x.SubmitBy,
                    x.SubmitDate,
                    x.FlowId
                }).ExecuteCommandAsync();
                await TenantDb.Ado.CommitTranAsync();
                return DataResult.Success;
            }
            catch (Exception ex)
            {
                await TenantDb.Ado.RollbackTranAsync();
                await ex.LogAsync(Db);
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.Operation_Failed));
            }
        }

        //录入->提交审核
        async Task<DataResult> ApplyAuditAsync(List<FeeRecord> fees)
        {
            StringBuilder sb = new StringBuilder();
            foreach (var fe in fees)
            {
                if (fe.FeeStatus != FeeStatus.Entering && fe.FeeStatus != FeeStatus.RejectSubmission)
                {
                    sb.AppendFormat(MultiLanguageConst.FeeRecordStatus, fe.FeeName);
                    continue;
                }
            }
            if (sb.Length > 0)
                return DataResult.Failed(sb.ToString(), MultiLanguageConst.Operation_Failed);

            var template = await FindTemplateAsync(AuditType.FeeAudit);
            if (template == null)
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.TemplateNotFound));

            DateTime dtNow = DateTime.Now;
            foreach (var item in fees)
            {
                var result = flowService.CreateFlowInstance(new CreateFlowInstanceReq
                {
                    BusinessId = item.Id,
                    BusinessType = item.BusinessType,
                    TemplateId = template.Id
                });
                if (result.Succeeded)
                {
                    var instance = result.Data as FlowInstance;
                    flowService.StartFlowInstance(instance.Id.ToString());

                    //变更状态为提交审核
                    item.FeeStatus = FeeStatus.AuditSubmitted;
                    item.SubmitBy = long.Parse(User.UserId);
                    item.SubmitDate = dtNow;
                    item.FlowId = instance.Id;
                }
            }

            return DataResult.Success;
        }

        //审核通过->申请删除
        async Task<DataResult> ApplyDeleteAsync(List<FeeRecord> fees, string reason)
        {
            StringBuilder sb = new StringBuilder();
            foreach (var fe in fees)
            {
                if (fe.FeeStatus != FeeStatus.AuditPassed && fe.FeeStatus != FeeStatus.RejectApplication)
                {
                    sb.AppendFormat(MultiLanguageConst.FeeRecordStatus, fe.FeeName);
                    continue;
                }
            }
            if (sb.Length > 0)
                return DataResult.Failed(sb.ToString(), MultiLanguageConst.Operation_Failed);

            var template = await FindTemplateAsync(AuditType.FeeDelete);
            if (template == null)
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.TemplateNotFound));

            DateTime dtNow = DateTime.Now;
            foreach (var item in fees)
            {
                var result = flowService.CreateFlowInstance(new CreateFlowInstanceReq
                {
                    BusinessId = item.Id,
                    BusinessType = item.BusinessType,
                    TemplateId = template.Id
                });
                if (result.Succeeded)
                {
                    var instance = result.Data as FlowInstance;
                    flowService.StartFlowInstance(instance.Id.ToString());

                    //变更状态为申请删除
                    item.FeeStatus = FeeStatus.ApplyDeletion;
                    item.SubmitBy = long.Parse(User.UserId);
                    item.SubmitDate = dtNow;
                    item.FlowId = instance.Id;
                    item.Reason = reason;
                }
            }

            return DataResult.Success;
        }

        /// <summary>
        /// 发起费用修改申请
        /// </summary>
        /// <param name="items">费用修改信息</param>
        /// <returns></returns>
        public async Task<DataResult> SubmitForModificationAsync(IEnumerable<FeeModification> items)
        {
            var idList = items.Select(x => x.FeeRecordId).Distinct().ToList();
            var fees = await TenantDb.Queryable<FeeRecord>().Where(x => idList.Contains(x.Id)).Select(x => new FeeRecord
            {
                Id = x.Id,
                FeeName = x.FeeName,
                FeeStatus = x.FeeStatus
            }).ToListAsync();
            if (fees.Count == 0)
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.FeeRecordNotExist));

            StringBuilder sb = new StringBuilder();
            foreach (var fe in fees)
            {
                if (fe.FeeStatus != FeeStatus.AuditPassed && fe.FeeStatus != FeeStatus.RejectApplication)
                {
                    sb.AppendFormat(MultiLanguageConst.FeeRecordStatus, fe.FeeName);
                    continue;
                }
            }
            if (sb.Length > 0)
                return DataResult.Failed(sb.ToString(), MultiLanguageConst.Operation_Failed);

            var template = await FindTemplateAsync(AuditType.FeeModify);
            if (template == null)
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.TemplateNotFound));

            DateTime dtNow = DateTime.Now;
            await TenantDb.Ado.BeginTranAsync();
            try
            {
                foreach (var fee in fees)
                {
                    var result = flowService.CreateFlowInstance(new CreateFlowInstanceReq
                    {
                        BusinessId = fee.Id,
                        BusinessType = fee.BusinessType,
                        TemplateId = template.Id
                    });
                    if (result.Succeeded)
                    {
                        var instance = result.Data as FlowInstance;
                        flowService.StartFlowInstance(instance.Id.ToString());

                        //变更状态为申请修改
                        fee.FeeStatus = FeeStatus.ApplyModification;
                        //fee.SubmitBy = long.Parse(User.UserId);
                        //fee.SubmitDate = dtNow;
                        fee.FlowId = instance.Id;
                        fee.Reason = items.FirstOrDefault(x => x.FeeRecordId == fee.Id)?.Reason;
                    }
                }

                var list = items.ToList();
                await TenantDb.Insertable(list).ExecuteCommandAsync();
                await TenantDb.Updateable(fees).UpdateColumns(x => new { x.FeeStatus, x.FlowId }).ExecuteCommandAsync();

                await TenantDb.Ado.CommitTranAsync();
                return DataResult.Success;
            }
            catch (Exception ex)
            {
                await TenantDb.Ado.RollbackTranAsync();
                await ex.LogAsync(Db);
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.Operation_Failed));
            }
        }

        /// <summary>
        /// 撤销审批
        /// </summary>
        /// <param name="idArray">费用记录ID</param>
        /// <returns></returns>
        public async Task<DataResult> WithdrawAsync(params long[] idArray)
        {
            var fees = await TenantDb.Queryable<FeeRecord>().Where(x => idArray.Contains(x.Id)).Select(
                x => new FeeRecord
                {
                    Id = x.Id,
                    FeeName = x.FeeName,
                    FeeStatus = x.FeeStatus,
                    FlowId = x.FlowId
                }).ToListAsync();

            if (fees.Count == 0)
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.TemplateNotFound));

            //未在审批状态中
            var fees2 = fees.FindAll(x => x.FlowId == null).ToList();
            if (fees2.Count > 0)
            {
                string msg = string.Join("; ", fees2.Select(x => $"{x.FeeName}"));
                return DataResult.Failed(string.Format(MultiLanguageConst.NoNeedWithdraw, msg));
            }

            var flows = fees.Select(x => new FlowInstance { Id = x.FlowId.Value, FlowStatus = FlowStatusEnum.Draft, MakerList = string.Empty }).ToList();
            DateTime dtNow = DateTime.Now;
            await TenantDb.Ado.BeginTranAsync();
            try
            {
                await Db.Updateable(flows).UpdateColumns(x => new { x.FlowStatus, x.MakerList }).ExecuteCommandAsync();

                foreach (var item in fees)
                {
                    switch (item.FeeStatus)
                    {
                        case FeeStatus.AuditSubmitted:
                            item.FeeStatus = FeeStatus.Entering;
                            break;
                        case FeeStatus.ApplyModification:
                            item.FeeStatus = FeeStatus.AuditPassed;

                            //删除暂存数据
                            var entity = await TenantDb.Queryable<FeeModification>().OrderByDescending(
                                x => x.CreateTime).Select(x => new { x.Id, x.FeeRecordId }).FirstAsync(x => x.FeeRecordId == item.Id);
                            if (entity != null)
                            {
                                await TenantDb.Deleteable<FeeModification>().Where(x => x.Id == entity.Id).ExecuteCommandAsync();
                            }
                            break;
                        case FeeStatus.ApplyDeletion:
                            item.FeeStatus = FeeStatus.AuditPassed;
                            break;
                    }

                    item.SubmitBy = long.Parse(User.UserId);
                    item.SubmitDate = dtNow;
                    item.FlowId = null;
                }

                await TenantDb.Updateable(fees).UpdateColumns(x => new { x.Id, x.FeeStatus, x.SubmitBy, x.SubmitDate, x.FlowId }).ExecuteCommandAsync();

                await TenantDb.Ado.CommitTranAsync();
                return DataResult.Success;
            }
            catch (Exception ex)
            {
                await TenantDb.Ado.RollbackTranAsync();
                await ex.LogAsync(Db);
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.Operation_Failed));
            }

        }

        /// <summary>
        /// 整单审核
        /// </summary>
        /// <param name="bid">业务ID</param>
        /// <param name="type">业务类型</param>
        /// <returns></returns>
        public async Task<DataResult> SubmitBusinessAuditAsync(long bid, BusinessType type)
        {
            var entity = await TenantDb.Queryable<BusinessFeeStatus>().Where(x => x.BusinessId == bid &&
                x.BusinessType == BusinessType.OceanShippingExport).Select(x => new BusinessFeeStatus
                {
                    Id = x.Id,
                    BusinessId = x.BusinessId,
                    BusinessType = x.BusinessType,
                    IsFeeLocking = x.IsFeeLocking,
                    BillAuditStatus = x.BillAuditStatus,
                    FlowId = x.FlowId
                }).FirstAsync();

            if (entity == null)
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.BusinessNotFound));
            if (entity.IsFeeLocking.GetValueOrDefault())
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.FeeLocked));
            if (entity.FlowId.HasValue)
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.FeeRecordIsAuditing));
            if (entity.BillAuditStatus == BillAuditStatus.AuditPassed)
                return DataResult.Failed(string.Format(MultiLanguageConst.BusinessStatusError, entity.BillAuditStatus.GetDescription()));

            var template = await FindTemplateAsync(AuditType.FeeBusiness);
            if (template == null)
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.TemplateNotFound));

            var result = flowService.CreateFlowInstance(new CreateFlowInstanceReq
            {
                BusinessId = entity.Id,
                BusinessType = entity.BusinessType,
                TemplateId = template.Id
            });
            if (result.Succeeded)
            {
                var instance = result.Data as FlowInstance;
                flowService.StartFlowInstance(instance.Id.ToString());

                //变更状态为提交审核
                entity.BillAuditStatus = BillAuditStatus.AuditSubmitted;
                entity.BillFeeStatusTime = DateTime.Now;
                entity.FlowId = instance.Id;

                await TenantDb.Updateable(entity).UpdateColumns(x => new
                {
                    x.BillAuditStatus,
                    x.BillFeeStatusTime,
                    x.FlowId
                }).ExecuteCommandAsync();

                //修改关联费用状态为提交审核
                await TenantDb.Updateable<FeeRecord>().Where(x => x.BusinessId == entity.BusinessId && x.BusinessType == entity.BusinessType)
                    .SetColumns(x => x.FeeStatus, FeeStatus.AuditSubmitted).ExecuteCommandAsync();

                return DataResult.Success;
            }

            return DataResult.FailedWithDesc(nameof(MultiLanguageConst.Operation_Failed));
        }

        /// <summary>
        /// 设置发票启用状态
        /// </summary>
        /// <param name="enabled">是否启用</param>
        /// <param name="idArray">费用记录ID</param>
        /// <returns></returns>
        public async Task<DataResult> SetInvoiceEnabledAsync(bool enabled, params long[] idArray)
        {
            var list = idArray.Select(x => new FeeRecord { Id = x, IsInvoice = enabled }).ToList();
            int rows = await TenantDb.Updateable(list).UpdateColumns(x => new { x.IsInvoice }).ExecuteCommandAsync();
            return rows > 0 ? DataResult.Success : DataResult.FailedWithDesc(nameof(MultiLanguageConst.Operation_Failed));
        }

        /// <summary>
        /// 设置费用对象
        /// </summary>
        /// <param name="customerId">费用对象ID</param>
        /// <param name="customerType">客户类别</param>
        /// <param name="idArray">费用记录ID</param>
        /// <returns></returns>
        public async Task<DataResult> SetCustomerAsync(long customerId, string customerType, params long[] idArray)
        {
            var model = await TenantDb.Queryable<InfoClient>().Where(x => x.Id == customerId).Select(x => new
            {
                Id = customerId,
                x.CodeName,
                x.Name
            }).FirstAsync();
            if (model == null)
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.EmptyData));

            var list = idArray.Select(x => new FeeRecord
            {
                Id = x,
                CustomerId = customerId,
                CustomerCode = model.CodeName,
                CustomerName = model.Name,
                CustomerType = customerType
            }).ToList();
            int rows = await TenantDb.Updateable(list).UpdateColumns(x => new { x.CustomerId, x.CustomerCode, x.CustomerName, x.CustomerType }).ExecuteCommandAsync();
            return rows > 0 ? DataResult.Success : DataResult.FailedWithDesc(nameof(MultiLanguageConst.Operation_Failed));
        }

        /// <summary>
        /// 获取费用核算单打印信息
        /// </summary>
        /// <param name="businessType">业务类型</param>
        /// <param name="idArray">费用记录ID</param>
        /// <returns></returns>
        public async Task<DataResult<CostAccountingForm>> GetPrintInfoAsync(BusinessType businessType, params long[] idArray)
        {
            CostAccountingForm form = null;
            switch (businessType)
            {
                case BusinessType.OceanShippingExport:
                    form = await GetOceanShippingExportAsync(idArray);
                    break;
                case BusinessType.OceanShippingImport:

                    break;
                default:
                    return DataResult<CostAccountingForm>.Failed(string.Format(
                        MultiLanguageConst.BusinessNotSupported, businessType.GetDescription()));
            }

            if (form != null)
            {
                long UserId = long.Parse(User.UserId);
                form.Creator = Db.Queryable<SysUser>().Where(x => x.Id == UserId).Select(x => x.UserName).First();

                form.ReceivableRMB = form.Details.FindAll(x => x.Type == FeeType.Receivable && x.Currency == RMB_CODE).Sum(x => x.Amount);
                form.PayableRMB = form.Details.FindAll(x => x.Type == FeeType.Payable && x.Currency == RMB_CODE).Sum(x => x.Amount);
                form.ReceivableUSD = form.Details.FindAll(x => x.Type == FeeType.Receivable && x.Currency == USD_CODE).Sum(x => x.Amount);
                form.PayableUSD = form.Details.FindAll(x => x.Type == FeeType.Payable && x.Currency == USD_CODE).Sum(x => x.Amount);
                form.ReceivableOther = form.Details.FindAll(x => x.Type == FeeType.Receivable && (x.Currency != RMB_CODE && x.Currency != USD_CODE)).Sum(x => x.Amount);
                form.PayableOther = form.Details.FindAll(x => x.Type == FeeType.Payable && (x.Currency == RMB_CODE && x.Currency != USD_CODE)).Sum(x => x.Amount);

                //获取美元汇率
                var fees = new List<FeeRecord> {
                    new FeeRecord { Currency = USD_CODE, FeeType = FeeType.Receivable },
                    new FeeRecord { Currency = USD_CODE, FeeType = FeeType.Payable }
                };
                await FetchExchangeRateAsync(fees);
                form.ExchangeRate = fees[0].ExchangeRate.HasValue ? fees[0].ExchangeRate.Value : 1;
                form.TotalReceivable = Math.Round(form.ReceivableUSD * form.ExchangeRate, 4, MidpointRounding.ToEven) + form.ReceivableRMB + form.ReceivableOther;
                form.TotalPayable = Math.Round(form.PayableUSD * form.ExchangeRate, 4, MidpointRounding.ToEven) + form.PayableRMB + form.PayableOther;
            }

            return DataResult<CostAccountingForm>.Success(form);
        }

        //获取海运出口打印数据
        async Task<CostAccountingForm> GetOceanShippingExportAsync(params long[] idArray)
        {
            CostAccountingForm form = null;
            var list = await TenantDb.Queryable<FeeRecord>().InnerJoin<SeaExport>((x, y) => x.BusinessId == y.Id)
                .Where((x, y) => idArray.Contains(x.Id)
                //&& x.FeeStatus == FeeStatus.SettlementCompleted
                ).Select((x, y) => new
                {
                    x.FeeType,
                    x.FeeName,
                    x.Currency,
                    x.ExchangeRate,
                    x.Amount,
                    x.CustomerName,
                    y.CustomerNo, //业务编号
                    y.AccountDate, //会计期间
                    y.ETA,
                    y.ETD,
                    y.Voyno,
                    y.MBLNO,
                    y.Carrier,
                    y.LoadPort,
                    y.DischargePort,
                    y.CntrTotal, //Volume
                    y.IssueType //放单方式
                }).ToListAsync();

            if (list.Count == 0)
                return form;

            var item = list[0];
            form = new CostAccountingForm
            {
                BusinessNo = item.CustomerNo,
                AccountingPeriod = item.AccountDate,
                ETA = item.ETA,
                ETD = item.ETD,
                Voy = item.Voyno,
                MBLNo = item.MBLNO,
                Carrier = item.Carrier,
                POL = item.LoadPort,
                POD = item.DischargePort,
                Volume = item.CntrTotal,
                ReleaseType = item.IssueType,
                PrintTime = DateTime.Now,
                Details = list.Select(x => new CostAccountingDetail
                {
                    Amount = x.Amount,
                    Currency = x.Currency,
                    CustomerName = x.CustomerName,
                    FeeName = x.FeeName,
                    Type = x.FeeType
                }).ToList()
            };

            return form;
        }

        /// <summary>
        /// 回写业务表费用状态
        /// </summary>
        /// <param name="businessId">业务ID</param>
        /// <param name="businessType">业务类型</param>
        /// <returns></returns>
        public async Task WriteBackStatusAsync(long businessId, BusinessType businessType)
        {
            var fees = await TenantDb.Queryable<FeeRecord>().Where(x => x.BusinessId == businessId && x.BusinessType == businessType)
                .Select(x => new FeeRecord
                {
                    FeeType = x.FeeType,
                    FeeStatus = x.FeeStatus
                }).ToListAsync();
            if (fees.IsNullOrEmpty())
                return;

            var arFeeStatus = DetermineStatus(fees.FindAll(x => x.FeeType == FeeType.Receivable));
            var apFeeStatus = DetermineStatus(fees.FindAll(x => x.FeeType == FeeType.Payable));

            if (arFeeStatus != null || apFeeStatus != null)
            {
                var upt = TenantDb.Updateable<BusinessFeeStatus>();
                if (arFeeStatus != null)
                {
                    upt = upt.SetColumns(x => x.ARFeeStatus == arFeeStatus);
                }
                if (apFeeStatus != null)
                {
                    upt = upt.SetColumns(x => x.APFeeStatus == apFeeStatus);
                }

                try
                {
                    await upt.Where(x => x.BusinessType == businessType && x.BusinessId == businessId).ExecuteCommandAsync();
                }
                catch (Exception ex)
                {
                    await ex.LogAsync(Db);
                }
            }
        }

        //业务表费用状态判定
        static BillFeeStatus? DetermineStatus(List<FeeRecord> fees)
        {
            BillFeeStatus? billFeeStatus = null;
            if (fees.Count == 0)
            {
                billFeeStatus = BillFeeStatus.NotEntered;
            }
            //全状态
            else if (fees.All(x => x.FeeStatus == FeeStatus.Entering))
            {
                billFeeStatus = BillFeeStatus.Entering;
            }
            else if (fees.All(x => x.FeeStatus == FeeStatus.AuditSubmitted))
            {
                billFeeStatus = BillFeeStatus.AuditSubmitted;
            }
            else if (fees.All(x => x.FeeStatus == FeeStatus.AuditPassed))
            {
                billFeeStatus = BillFeeStatus.AuditPassed;
            }
            else if (fees.All(x => x.FeeStatus == FeeStatus.RejectSubmission))
            {
                billFeeStatus = BillFeeStatus.RejectSubmission;
            }
            else if (fees.All(x => x.FeeStatus == FeeStatus.PartialSettlement))
            {
                billFeeStatus = BillFeeStatus.PartialSettlement;
            }
            else if (fees.All(x => x.FeeStatus == FeeStatus.SettlementCompleted))
            {
                billFeeStatus = BillFeeStatus.SettlementCompleted;
            }
            //部分状态
            else if (fees.Any(x => x.FeeStatus == FeeStatus.Entering))
            {
                billFeeStatus = BillFeeStatus.PartialEntering;
            }
            else if (fees.Any(x => x.FeeStatus == FeeStatus.AuditSubmitted))
            {
                billFeeStatus = BillFeeStatus.PartialSubmitted;
            }
            else if (fees.Any(x => x.FeeStatus == FeeStatus.AuditPassed))
            {
                billFeeStatus = BillFeeStatus.PartialAudited;
            }

            return billFeeStatus;
        }

    }
}