单据转换插件案例

[Description("采购订单判断最小包装量、最大最小订货量")]
public class CheckQty : AbstractConvertPlugIn
{
    private string message = string.Empty;

    public override void OnAfterCreateLink(CreateLinkEventArgs e)
    {
        ExtendedDataEntity[] array = e.TargetExtendedDataEntities.FindByEntityKey("FBillHead");
        ExtendedDataEntity[] array2 = e.TargetExtendedDataEntities.FindByEntityKey("FPOOrderEntry");
        ExtendedDataEntity[] array3 = e.TargetExtendedDataEntities.FindByEntityKey("FEntryDeliveryPlan");
        if (array[0]["PurchaseOrgId_Id"] == null)
        {
            return;
        }

        long purchaseOrgId = Convert.ToInt64(array[0]["PurchaseOrgId_Id"]);
        string billTypeId = Convert.ToString(array[0]["BillTypeId_Id"]);
        if (!IsCheckQty(purchaseOrgId, billTypeId) || array2 == null || array2.Length <= 0)
        {
            return;
        }

        ExtendedDataEntity[] array4 = array2;
        for (int i = 0; i < array4.Length; i++)
        {
            ExtendedDataEntity extendedDataEntity = array4[i];
            if (Convert.ToBoolean(extendedDataEntity.DataEntity["GiveAway"]))
            {
                continue;
            }
            IUnitConvertService service = ServiceHelper.GetService<IUnitConvertService>();
            DynamicObject dynamicObject = extendedDataEntity.DataEntity["MaterialId"] as DynamicObject;
            if (dynamicObject == null)
            {
                return;
            }
            DynamicObjectCollection dynamicObjectCollection = dynamicObject["MaterialBase"] as DynamicObjectCollection;
            long num = 0L;
            if (dynamicObjectCollection != null && dynamicObjectCollection.Count > 0)
            {
                DynamicObject dynamicObject2 = dynamicObjectCollection[0];
                num = Convert.ToInt64(dynamicObject2["BaseUnitId_Id"]);
            }
            long num2 = 0L;
            DynamicObject dynamicObject3 = extendedDataEntity.DataEntity["UnitId"] as DynamicObject;
            if (dynamicObject3 != null)
            {
                num2 = Convert.ToInt64(dynamicObject3["Id"]);
            }

            DynamicObjectCollection dynamicObjectCollection2 = dynamicObject["MaterialPlan"] as DynamicObjectCollection;
            if (dynamicObjectCollection2 == null || dynamicObjectCollection2.Count <= 0)
            {
                continue;
            }

            DynamicObject dynamicObject4 = dynamicObjectCollection2[0];
            if (dynamicObject4 == null)
            {
                continue;
            }

            decimal num3 = Convert.ToDecimal(extendedDataEntity.DataEntity["Qty"]);
            decimal num4 = 0m;
            bool flag = false;
            if (dynamicObject4.DynamicObjectType.Properties.ContainsKey("MaxPOQty") && dynamicObject4.DynamicObjectType.Properties.ContainsKey("MinPOQty"))
            {
                decimal num5 = Convert.ToDecimal(dynamicObject4["MaxPOQty"]);
                decimal num6 = Convert.ToDecimal(dynamicObject4["MinPOQty"]);
                if (num6 > num5)
                {
                    throw new Exception(string.Format(ResManager.LoadKDString("物料【{0}】【{1}】最小订货量({2})不能大于最大订货量({3})！", "00444584000020442", SubSystemType.SCM), Convert.ToString(dynamicObject["number"]), Convert.ToString(dynamicObject["name"]), num6, num5));
                }
            }
            if (!(num3 > 0m))
            {
                continue;
            }

            UnitConvert unitConvertRate = service.GetUnitConvertRate(base.Context, new GetUnitConvertRateArgs
            {
                DestUnitId = num2,
                MasterId = Convert.ToInt64(dynamicObject["msterID"]),
                SourceUnitId = num
            });
            if (dynamicObject4.DynamicObjectType.Properties.ContainsKey("MaxPOQty"))
            {
                decimal num7 = Convert.ToDecimal(dynamicObject4["MaxPOQty"]);
                if (num != num2)
                {
                    num7 = unitConvertRate.ConvertQty(num7);
                }

                if (num7 != 0m)
                {
                    if (num3 > num7)
                    {
                        flag = true;
                        num4 = num7;
                    }
                    else
                    {
                        num4 = num3;
                    }
                }
            }

            if (dynamicObject4.DynamicObjectType.Properties.ContainsKey("MinPOQty"))
            {
                decimal num8 = Convert.ToDecimal(dynamicObject4["MinPOQty"]);
                if (num != num2)
                {
                    num8 = unitConvertRate.ConvertQty(num8);
                }
                if (num8 != 0m)
                {
                    if (num3 < num8)
                    {
                        num4 = num8;
                    }
                    else if (!flag)
                    {
                        num4 = num3;
                    }
                }
            }

            if (dynamicObject4.DynamicObjectType.Properties.ContainsKey("IncreaseQty"))
            {
                decimal num9 = Convert.ToDecimal(dynamicObject4["IncreaseQty"]);
                if (num != num2)
                {
                    num9 = unitConvertRate.ConvertQty(num9);
                }

                if (num9 != 0m && num4 % num9 != 0m)
                {
                    num4 = ((!flag) ? (Math.Ceiling(num4 / num9) * num9) : (Math.Floor(num4 / num9) * num9));
                }
            }