using System.Text;
using DS.Module.Core;
using DS.Module.Core.Enums;
using DS.Module.Core.Extensions;
using DS.WMS.Core.Application.Dtos;
using DS.WMS.Core.Application.Entity;
using DS.WMS.Core.Code.Entity;
using DS.WMS.Core.Fee.Entity;
using DS.WMS.Core.Invoice.Dtos;
using DS.WMS.Core.Op.Entity;
using DS.WMS.Core.Settlement.Dtos;
using DS.WMS.Core.Settlement.Entity;
using DS.WMS.Core.Settlement.Interface;
using DS.WMS.Core.Sys.Entity;
using Mapster;
using SqlSugar;

namespace DS.WMS.Core.Settlement.Method
{
    /// <summary>
    /// 自由结算
    /// </summary>
    public class FreeSettlementService : SettlementService<ApplicationSettlement>, IFreeSettlementService
    {
        /// <summary>
        /// 初始化
        /// </summary>
        /// <param name="provider"></param>
        public FreeSettlementService(IServiceProvider provider) : base(provider)
        {
        }

        /// <summary>
        /// 获取待结算业务分页列表
        /// </summary>
        /// <param name="request"></param>
        /// <returns></returns>
        /// <remarks>查询条件请参考<see cref="FeeDto"/>中定义的字段</remarks>
        public async Task<DataResult<List<SettlementBiz>>> GetBizListAsync(PageRequest request)
        {
            var whereList = request.GetConditionalModels(Db);
            var result = await CreateBizQuery().Where(whereList).GroupBy(x => new { x.BusinessId, x.BusinessType, x.CustomerId })
                .Select<SettlementBiz>().ToQueryPageAsync(request.PageCondition);

            if (result.Data.Count > 0)
            {
                //获取统计信息
                var ids = result.Data.Select(x => x.BusinessId);
                var types = result.Data.Select(x => x.BusinessType).Distinct();
                var fees = await TenantDb.Queryable<FeeRecord>().Where(x => ids.Contains(x.BusinessId) && types.Contains(x.BusinessType))
                    .Select(x => new
                    {
                        x.BusinessId,
                        x.BusinessType,
                        x.Currency,
                        x.FeeType,
                        //x.Amount,
                        //x.OrderAmount,
                        //x.SettlementAmount,
                        //x.OrderSettlementAmount,
                        x.InvoiceAmount,
                        UnSettledAmount = x.Amount - x.SettlementAmount - x.OrderAmount + x.OrderSettlementAmount //剩余待结算
                    }).ToListAsync();

                //关联用户名称
                var userIds = result.Data.Select(x => x.CreateBy)
                    .Union(result.Data.Select(x => x.OperatorId))
                    .Distinct();
                var users = await Db.Queryable<SysUser>().Where(x => userIds.Contains(x.Id)).Select(x => new { x.Id, x.UserName }).ToListAsync();

                var orgIds = result.Data.Select(x => x.SaleDeptId).Distinct();
                var orgs = await Db.Queryable<SysOrg>().Where(x => orgIds.Contains(x.Id)).Select(x => new { x.Id, x.OrgName }).ToListAsync();

                foreach (var item in result.Data)
                {
                    item.UnpaidRMB = fees.FindAll(x => x.BusinessId == item.BusinessId && x.BusinessType == item.BusinessType && x.Currency == FeeCurrency.RMB_CODE && x.FeeType == FeeType.Payable).Sum(x => x.UnSettledAmount);
                    item.UnpaidUSD = fees.FindAll(x => x.BusinessId == item.BusinessId && x.BusinessType == item.BusinessType && x.Currency == FeeCurrency.USD_CODE && x.FeeType == FeeType.Payable).Sum(x => x.UnSettledAmount);
                    item.UnpaidOther = fees.FindAll(x => x.BusinessId == item.BusinessId && x.BusinessType == item.BusinessType && x.Currency != FeeCurrency.RMB_CODE && x.Currency != FeeCurrency.USD_CODE && x.FeeType == FeeType.Payable).Sum(x => x.UnSettledAmount);
                    item.UnchargedRMB = fees.FindAll(x => x.BusinessId == item.BusinessId && x.BusinessType == item.BusinessType && x.Currency == FeeCurrency.RMB_CODE && x.FeeType == FeeType.Receivable).Sum(x => x.UnSettledAmount);
                    item.UnchargedUSD = fees.FindAll(x => x.BusinessId == item.BusinessId && x.BusinessType == item.BusinessType && x.Currency == FeeCurrency.USD_CODE && x.FeeType == FeeType.Receivable).Sum(x => x.UnSettledAmount);
                    item.UnchargedOther = fees.FindAll(x => x.BusinessId == item.BusinessId && x.BusinessType == item.BusinessType && x.Currency != FeeCurrency.RMB_CODE && x.Currency != FeeCurrency.USD_CODE && x.FeeType == FeeType.Receivable).Sum(x => x.UnSettledAmount);
                    item.UnpaidInvoiceRMB = fees.FindAll(x => x.BusinessId == item.BusinessId && x.BusinessType == item.BusinessType && x.Currency == FeeCurrency.RMB_CODE && x.FeeType == FeeType.Payable && x.UnSettledAmount == 0).Sum(x => x.InvoiceAmount);
                    item.UnpaidInvoiceUSD = fees.FindAll(x => x.BusinessId == item.BusinessId && x.BusinessType == item.BusinessType && x.Currency == FeeCurrency.USD_CODE && x.FeeType == FeeType.Payable && x.UnSettledAmount == 0).Sum(x => x.InvoiceAmount);

                    item.CreateByName = users.Find(x => x.Id == item.CreateBy)?.UserName;
                    item.Operator = users.Find(x => x.Id == item.OperatorId)?.UserName;

                    item.SaleDeptName = orgs.Find(x => x.Id == item.SaleDeptId)?.OrgName;
                }
            }

            return result;
        }

        //创建各项费用数据的查询并集
        internal ISugarQueryable<FeeDto> CreateBizQuery()
        {
            var query1 = TenantDb.Queryable<FeeRecord, SeaExport>((f, s) => new JoinQueryInfos(
                JoinType.Inner, s.Id == f.BusinessId && f.BusinessType == BusinessType.OceanShippingExport && (f.FeeStatus == FeeStatus.AuditPassed || f.FeeStatus == FeeStatus.PartialSettlement) &&
                (f.Amount - f.SettlementAmount - f.OrderAmount + f.OrderSettlementAmount) != 0))
                .Select((f, s) => new FeeDto
                {
                    Id = f.Id,
                    FeeId = f.FeeId,
                    FeeCode = f.FeeCode,
                    FeeName = f.FeeName,
                    FeeType = f.FeeType,
                    CustomerId = f.CustomerId,
                    CustomerName = f.CustomerName,
                    BusinessId = f.BusinessId,
                    BusinessType = BusinessType.OceanShippingExport,
                    Currency = f.Currency,
                    DebitNo = f.DebitNo,
                    SaleOrgId = f.SaleOrgId,
                    SaleOrg = f.SaleOrg,
                    CreateBy = f.CreateBy,

                    AccountDate = s.AccountDate,
                    BusinessDate = s.CreateTime,//业务日期
                    ClientName = s.CustomerName,//委托单位
                    CustomerNo = s.CustomerNo,
                    CustomNo = s.CustomNo,
                    DischargePort = s.DischargePort,
                    ETD = s.ETD,
                    HBLNO = s.HBLNO,
                    LoadPort = s.LoadPort,
                    MBLNO = s.MBLNO,
                    OperatorId = s.OperatorId,
                    SaleDeptId = s.SaleDeptId,
                    Sale = s.Sale,//揽货人
                    Vessel = s.Vessel,//船名
                    Voyage = s.Voyno,//航次
                    BookingNo = s.BookingNo,
                    Enterprise = s.Enterprise,
                });

            //海运进口

            return TenantDb.UnionAll(new List<ISugarQueryable<FeeDto>> { query1 });
        }

        /// <summary>
        /// 根据业务编号及类型获取关联费用记录
        /// </summary>
        /// <param name="items">业务ID与业务类型</param>
        /// <returns></returns>
        public async Task<DataResult<FeeForm>> GetFeesAsync(params FeeClient[] items)
        {
            var bizIds = items.Select(x => x.Id).Distinct();
            var types = items.Select(x => x.BusinessType).Distinct();
            var cIds = items.Select(x => x.CustomerId).Distinct();

            var list = await TenantDb.Queryable<FeeRecord>()
                .Where(f => bizIds.Contains(f.BusinessId) && types.Contains(f.BusinessType) && cIds.Contains(f.CustomerId) &&
                   (f.FeeStatus == FeeStatus.AuditPassed || f.FeeStatus == FeeStatus.PartialSettlement) && (f.Amount - f.SettlementAmount - f.OrderAmount + f.OrderSettlementAmount) != 0)
                .Select(f => new FeeItem
                {
                    RecordId = f.Id,
                    BusinessId = f.BusinessId,
                    BusinessType = f.BusinessType,
                    CustomerId = f.CustomerId,
                    CustomerName = f.CustomerName,
                    FeeId = f.FeeId,
                    FeeName = f.FeeName,
                    FeeType = f.FeeType,
                    TotalAmount = f.Amount,
                    Currency = f.Currency,
                    OriginalRate = f.ExchangeRate,
                    RestAmount = f.Amount - f.SettlementAmount - f.OrderAmount + f.OrderSettlementAmount,
                    InvoiceAmount = f.InvoiceAmount,
                    AccTaxRate = f.AccTaxRate,
                    Remark = f.Remark
                }).ToListAsync();

            foreach (var item in list)
            {
                //本次结算金额默认等于剩余金额
                item.Amount = item.RestAmount;
                item.OriginalAmount = item.RestAmount;
            }

            return DataResult<FeeForm>.Success(new FeeForm(list));
        }

        /// <summary>
        /// 根据业务编号及类型获取该票业务的币别
        /// </summary>
        /// <param name="items">业务ID与业务类型</param>
        /// <returns></returns>
        public async Task<DataResult<List<FeeClient>>> GetCurrenciesAsync(List<FeeClient> items)
        {
            var bizIds = items.Select(x => x.Id).Distinct();
            var types = items.Select(x => x.BusinessType).Distinct();
            var cIds = items.Select(x => x.CustomerId).Distinct();

            var list = await TenantDb.Queryable<FeeRecord>()
                .Where(f => bizIds.Contains(f.BusinessId) && types.Contains(f.BusinessType) && cIds.Contains(f.CustomerId)
                    && (f.FeeStatus == FeeStatus.AuditPassed || f.FeeStatus == FeeStatus.PartialSettlement))
                .Select(f => new
                {
                    f.BusinessId,
                    f.BusinessType,
                    f.CustomerId,
                    f.Currency,
                    f.ExchangeRate
                }).ToListAsync();

            foreach (var item in items)
            {
                item.ExchangeRates = list.Where(x => x.BusinessId == item.Id && x.BusinessType == item.BusinessType && x.CustomerId == item.CustomerId)
                    .GroupBy(x => x.Currency).Select(x => new CurrencyExchangeRate
                    {
                        Currency = x.Key,
                        ExchangeRate = x.First().ExchangeRate
                    }).ToList();
            }

            return DataResult<List<FeeClient>>.Success(items);
        }

        /// <summary>
        /// 获取付费自由结算单
        /// </summary>
        /// <param name="id">结算单ID</param>
        /// <returns></returns>
        public async Task<DataResult<ApplicationSettlementDto>> GetAsync(long id)
        {
            var model = await TenantDb.Queryable<ApplicationSettlement>().Select(x => new ApplicationSettlementDto
            {
                SettlementTypeName = x.SettlementType.StlName, //结算方式
                CustomerBankName = x.CustomerBank.BankName,
                CustomerAccount = x.CustomerBank.Account
            }, true).FirstAsync(x => x.Id == id && x.Mode == SettlementMode.FreeSettlement);

            if (model != null)
            {
                if (model.SaleDeptId.HasValue)
                    model.SaleDeptName = await Db.Queryable<SysOrg>().Where(x => x.Id == model.SaleDeptId.Value)
                        .Select(x => x.OrgName).FirstAsync();

                if (model.OrgBankId.HasValue)
                    model.OrgBankName = await TenantDb.Queryable<SysBank>().Where(x => x.Id == model.OrgBankId.Value)
                        .Select(x => x.BankName + " " + x.BankAccountNo).FirstAsync();

                var templist = await TenantDb.Queryable<ApplicationDetail>().Where(x => x.ApplicationId == id).ToListAsync();
                model.SettlementDetails = templist.Adapt<List<SettlementDetailDto>>();
            }
            
            return DataResult<ApplicationSettlementDto>.Success(model);
        }

        /// <summary>
        /// 获取付费自由结算明细
        /// </summary>
        /// <param name="request"></param>
        /// <returns></returns>
        public async Task<DataResult<FreeSettlement>> GetDetailsAsync(PageRequest<long> request)
        {
            var model = new FreeSettlement();
            model.Details = await TenantDb.Queryable<ApplicationDetail>().Where(x => x.ApplicationId == request.OtherQueryCondition && x.Category == DetailCategory.PaidFreeSettlement)
                    .InnerJoin<FeeRecord>((d, f) => d.RecordId == f.Id)
                    .Select((d, f) => new FreeSettlementDetailDto
                    {
                        Id = d.Id,
                        RecordId = f.Id,
                        BusinessId = f.BusinessId,
                        BusinessType = f.BusinessType,
                        CustomerName = d.CustomerName,
                        FeeName = d.FeeName,
                        FeeType = d.FeeType,
                        ExchangeRate = d.ExchangeRate,
                        OriginalAmount = d.OriginalAmount,
                        OriginalCurrency = d.OriginalCurrency,
                        OriginalRate = f.ExchangeRate,
                        ApplyAmount = d.ApplyAmount,
                        Currency = d.Currency
                    }).ToListAsync();

            var gList = model.Details.GroupBy(x => x.BusinessType);
            foreach (var g in gList)
            {
                var ids = g.Select(x => x.BusinessId);
                switch (g.Key)
                {
                    case BusinessType.OceanShippingExport:
                        var list1 = await TenantDb.Queryable<SeaExport>().Where(x => ids.Contains(x.Id))
                            .LeftJoin<CodeSource>((s, cs) => s.SourceId == cs.Id)
                            .Select((s, cs) => new
                            {
                                s.Id,
                                s.MBLNO,
                                s.HBLNO,
                                s.CustomerNo,
                                ClientName = s.CustomerName,
                                s.ETD,
                                cs.SourceName,
                                s.Sale,
                                s.AccountDate,
                                s.Vessel,
                                Voyage = s.Voyno,
                                s.Carrier,
                                s.Enterprise,
                                s.CustomNo
                            }).ToListAsync();

                        foreach (var item in g)
                        {
                            var biz = list1.Find(x => x.Id == item.BusinessId);
                            if (biz != null)
                            {
                                item.MBLNO = biz.MBLNO;
                                item.HBLNO = biz.HBLNO;
                                item.CustomerNo = biz.CustomerNo;
                                item.ClientName = biz.ClientName;
                                item.ETD = biz.ETD;
                                item.SourceName = biz.SourceName;
                                item.Sale = biz.Sale;
                                item.AccountDate = biz.AccountDate;
                                item.Vessel = biz.Vessel;
                                item.Voyage = biz.Voyage;
                                item.Carrier = biz.Carrier;
                                item.Enterprise = biz.Enterprise;
                                item.CustomNo = biz.CustomNo;
                            }
                        }

                        break;

                    case BusinessType.OceanShippingImport:
                        break;
                }
            }

            model.SummaryItems = model.Details.GroupBy(x => new { x.FeeType, x.Currency }).Select(x => new SummaryItem
            {
                FeeType = x.Key.FeeType,
                Currency = x.Key.Currency,
                Amount = x.Sum(y => y.ApplyAmount)
            }).ToList();

            return DataResult<FreeSettlement>.Success(model);
        }

        protected override async Task<DataResult> PreSaveAsync(ApplicationSettlement settlement)
        {
            //settlement.Mode = SettlementMode.FreeSettlement;
            //settlement.BillType = SettlementBillType.Payment;

            //获取剩余待结算金额
            var ids = settlement.Details.Select(x => x.RecordId);
            var fees = await TenantDb.Queryable<FeeRecord>().Where(x => ids.Contains(x.Id) && x.FeeStatus == FeeStatus.AuditPassed)
                .Select(x => new
                {
                    x.Id,
                    OriginalRestAmount = x.Amount - x.SettlementAmount - x.OrderAmount + x.OrderSettlementAmount
                }).ToListAsync();

            StringBuilder sb = new();
            foreach (var detail in settlement.Details)
            {
                var item = fees.Find(x => x.Id == detail.RecordId);
                if (item == null)
                {
                    sb.Append(MultiLanguageConst.GetDescription(nameof(MultiLanguageConst.EmptyData)));
                    break;
                }

                if (detail.OriginalAmount > 0 && detail.OriginalAmount > item.OriginalRestAmount)
                {
                    sb.AppendFormat(MultiLanguageConst.GetDescription(nameof(MultiLanguageConst.DetailExceedingLimit)), detail.FeeName);
                    sb.Append("；");
                    continue;
                }
                else if (detail.OriginalAmount < 0 && detail.OriginalAmount < item.OriginalRestAmount)
                {
                    sb.AppendFormat(MultiLanguageConst.GetDescription(nameof(MultiLanguageConst.DetailExceedingLimit)), detail.FeeName);
                    sb.Append("；");
                    continue;
                }

                detail.Category = DetailCategory.PaidApplicationSettlement;
            }

            return sb.Length > 0 ? DataResult.Failed(sb.ToString()) : DataResult.Success;
        }

        protected override DataResult PreDelete(List<ApplicationSettlement> settlements)
        {
            if (settlements.Any(x => x.IsLocked))
                return DataResult.FailedWithDesc(nameof(MultiLanguageConst.SettlementIsLocked));

            return DataResult.Success;
        }

    }
}