using MES.Service.DB;
using MES.Service.Dto.webApi;
using MES.Service.Modes;
using MES.Service.util;
using SqlSugar;

namespace MES.Service.service.BasicData;

public class MesItemTypeManager : Repository<MesItemType>
{
    //当前类已经继承了 Repository 增、删、查、改的方法
    public bool Save(ErpItemType unit)
    {
        var entity = GetMesItemType(unit);
        return UseTransaction(db =>
        {
            switch (unit.Type)
            {
                case "3":
                    if (DeleteItemType(entity))
                        return 1;
                    break;
                case "2":
                case "4":
                    if (InsertItemType(db, entity))
                        return 1;
                    break;
                default:
                    throw new ArgumentNullException(
                        $"type没有{unit.Type}这个类型的参数");
            }

            throw new NotImplementedException("操作失败");
        }) > 0;
    }

    private bool InsertItemType(SqlSugarScope db, List<MesItemType> entity)
    {
        DeleteItemType(entity);

        var insert = db.Insertable(entity).PageSize(1).IgnoreColumnsNull()
            .ExecuteCommand();
        return insert > 0;
    }

    private bool DeleteItemType(List<MesItemType> supplierId)
    {
        // 提取所有需要的 MesId 组合 
        var ids = supplierId.Select(customer => customer.Id.ToString())
            .ToList();

        // 使用这些 MesId 去查询 MesLinkU9 表，找到对应的 U9Id
        var u9Ids = Db.Queryable<MesLinkU9>()
            .Where(u =>
                ids.Contains(u.MesId) && u.TableType == "MES_ITEM_TYPE")
            .Select(u => u.U9Id)
            .Distinct() // 应用 Distinct 去重
            .ToList();

        // 根据 U9Id 找到所有对应的 MesId，进行删除
        // 注意：这里假设您确实想要删除这些记录。如果不确定，请先查询以验证结果。
        var idsToDelete = Db.Queryable<MesLinkU9>()
            .Where(u =>
                u9Ids.Contains(u.U9Id) && u.TableType == "MES_ITEM_TYPE")
            .Select(u => u.MesId)
            .Distinct() // 应用 Distinct 去重
            .ToList();

        var deleteByIds = Db.Deleteable<MesItemType>().In(idsToDelete)
            .ExecuteCommand();
        // if (deleteByIds > 0)
        //     return true;
        return true;
        //throw new NotImplementedException("删除失败");
    }

    private List<MesItemType> GetMesItemType(ErpItemType department)
    {
        List<MesItemType> list = new();

        foreach (var erpDetail in department.FUseOrgId)
        {
            var exists = Db.Queryable<MesLinkU9>().Any(u =>
                u.U9Id == department.Id && u.OrgId == erpDetail.FUseOrgId &&
                u.TableType == "MES_ITEM_TYPE");

            decimal mesId = 0;
            if (exists)
            {
                //获取mesid
                mesId = Convert.ToDecimal(Db.Queryable<MesLinkU9>()
                    .Where(u =>
                        u.U9Id == department.Id &&
                        u.OrgId == erpDetail.FUseOrgId &&
                        u.TableType == "MES_ITEM_TYPE")
                    .Select(u => u.MesId) // 选择 MesId 字段
                    .First());
            }
            else
            {
                mesId = GetSeqUtil.GetSeq("SEQ_ITEM_ID");
                var entity = new MesLinkU9
                {
                    CreateDate = DateTime.Now,
                    MesId = mesId.ToString(),
                    U9Id = department.Id,
                    OrgId = erpDetail.FUseOrgId,
                    TableType = "MES_ITEM_TYPE"
                };
                Db.Insertable(entity).ExecuteCommand();
            }

            var mesItemType = new MesItemType
            {
                Id = mesId,
                Pgroup = department.FParentId,
                Tcode = department.FNumber,
                Tname = department.FName,
                Unit = department.Unit,
                ForbidStatus = department.FForbidStatus,
                IqcType = department.IqcType,
                UseOrgId = erpDetail.FUseOrgId,
                CreateDate = DateTime.Now,
                Company = "1000",
                Factory = "1000"
            };

            list.Add(mesItemType);
        }

        return list;
    }

    public bool SaveList(List<ErpItemType> departments)
    {
        var result = departments.Select(Save).ToList();
        return result.All(b => b);
    }
}