using Kingdee.BOS.Core.Bill.PlugIn;
using Kingdee.BOS.Core.Bill.PlugIn.Args;
using Kingdee.BOS.App.Data;
using Kingdee.BOS.Orm.DataEntity;
using Kingdee.BOS.Core.DynamicForm;
using Kingdee.BOS.Core.DynamicForm.PlugIn.Args;
using Kingdee.BOS.Core.Permission;
using Kingdee.BOS.Util;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Linq;
using System.Text;
using Kingdee.BOS.Core.DynamicForm.PlugIn.ControlModel;
using Kingdee.BOS.Core.Metadata.Util;

namespace ProductionMaterialRequisition
{
    [HotUpdate, Description("生产领料单保存库存数量验证")]
    public class SaveVerification : AbstractBillPlugIn
    {
        public override void BeforeSave(BeforeSaveEventArgs e)
        {

            base.BeforeSave(e);

            if (VerificationStock())
            {
                //this.View.ShowMessage("保存验证失败", MessageBoxType.Error);
                e.Cancel = true;
            }
        }

        public bool VerificationStock()
        {
            var details = this.View.BusinessInfo.GetEntity("FEntity");

            var entrys = this.View.Model.GetEntityDataObject(details);
            if (entrys == null || !entrys.Any())
                return false;

            var id = this.View.Model.DataObject["Id"].Long2Int();
            var inDBWhere = $" AND tpp.FID !={id} ";
            if (id == 0)
                inDBWhere = string.Empty;
            
            var selectActualQtySQL = $@"
SELECT
	tbm.FMATERIALID,
	tbm.FUSEORGID,
	tbm.FMASTERID,
	SUM ( tsi.FBASEQTY ) - SUM ( tppd.FACTUALQTY ) AS 'Difference' 
FROM
	T_PRD_PICKMTRL tpp
	LEFT JOIN T_PRD_PICKMTRLDATA tppd ON tpp.FID= tppd.FID
	LEFT JOIN T_BD_MATERIAL tbm ON tbm.FMATERIALID = tppd.FMATERIALID
	LEFT JOIN T_STK_INVENTORY tsi ON tbm.FMASTERID = tsi.FMATERIALID 
	AND tppd.FSTOCKID= tsi.FSTOCKID 
WHERE
	( tpp.FDOCUMENTSTATUS = 'A' OR tpp.FDOCUMENTSTATUS = 'Z' ) 
	AND tsi.FISEFFECTIVED= 1 
	AND tsi.fstockstatusid = 10000 
	AND FBASEQTY > 0 {inDBWhere}
GROUP BY
	tbm.FUSEORGID,
	tbm.FMATERIALID,
	tbm.FMASTERID ";

            DynamicObjectCollection actualQtylData = DBUtils.ExecuteDynamicObject(this.Context, $"/*dialect*/{selectActualQtySQL}");

            StringBuilder msg = new StringBuilder();

            var tempTockOrgId = this.View.Model.GetValue("FStockOrgId");

            var stockOrgId = tempTockOrgId == null ? 0 : tempTockOrgId.Long2Int();

            foreach (var entry in entrys)
            {
                var tempObject = entry["MaterialId"] as DynamicObject;

                var tempEntity = actualQtylData.FirstOrDefault(w =>
                    w["FMATERIALID"].Long2Int() == entry["MaterialId_Id"].Long2Int()
                    && w["FUSEORGID"].Long2Int() == stockOrgId);

                if (tempEntity == null)
                    msg.AppendLine($"物料编码：{tempObject["Number"]}，物料名称：{tempObject["Name"]}，可用库存：0;");
                else if (tempEntity != null && tempEntity["Difference"].Long2Int() > entry["MaterialId_Id"].Long2Int())
                    msg.AppendLine($"物料编码：{tempObject["Number"]}，物料名称：{tempObject["Name"]}，可用库存：{tempEntity["Difference"]};");
            }

            if (msg.Length > 0)
                this.View.ShowMessage(msg.ToString(), MessageBoxType.Error);

            return msg.Length > 0;
        }

    }

}