using System;
using System.Collections.Generic;
using Kingdee.BOS.Util;
using Kingdee.BOS.Core.Metadata;
using Kingdee.BOS.Core.Metadata.EntityElement;
using Kingdee.BOS.Core.DynamicForm.PlugIn;
using Kingdee.BOS.Core.DynamicForm.PlugIn.Args;
using Kingdee.BOS.Orm.DataEntity;
using Kingdee.BOS.Contracts;
using Kingdee.BOS.App;
using Kingdee.BOS.Core.Metadata.FieldElement;
using System.ComponentModel;
using Kingdee.BOS.ServiceHelper;
using Kingdee.K3.SCM.App;
using System.Data;

namespace Demo.DynamicForm.PRD
{
    /// <summary>
    /// 插件示例：引入销售出库单，建立与销售订单的关联
    /// </summary>
    /// <remarks>
    /// 要求：
    /// 1. 需要引入单据体的源单类型、源单编号字段
    /// 2. 本插件挂在销售出库单的提交操作上
    /// 出库关联销售订单
    /// 暂时不使用
    /// </remarks>
    [Description("日计划用料清单下推后，建立直接调拨单与日计划用料清单关联关系")]
    [HotUpdate]
    public class Pro_DayPlanPushZJDB2 : AbstractOperationServicePlugIn
    {
        public override void OnPreparePropertys(PreparePropertysEventArgs e)
        {
            base.OnPreparePropertys(e);
            e.FieldKeys.Add("FSrcBillType");
            e.FieldKeys.Add("FSrcBillNo");
            e.FieldKeys.Add("FID");
            e.FieldKeys.Add("FTreeEntity_FEntryID");
            e.FieldKeys.Add("FBillNo");
            e.FieldKeys.Add("FBFLowId");
            e.FieldKeys.Add("FMaterialId");
            e.FieldKeys.Add("FBaseUnitQty");
            e.FieldKeys.Add("FBaseJoinQty");
            e.FieldKeys.Add("FDayPlanBillNo");
        }
        private const string POFormId = "Paez_Sc_DayPlanPPBomBill";
        public List<string> FentryIdList = new List<string>();
        public override void BeforeExecuteOperationTransaction(BeforeExecuteOperationTransaction e)
        {
            base.BeforeExecuteOperationTransaction(e);
            HashSet<string> poBillNos = new HashSet<string>();
            Entity entity = this.BusinessInfo.GetEntity("FBillEntry");//获取明细信息
            Entity linkEntry = this.BusinessInfo.GetEntity("FBillEntry_Link");
            Field fldSrcFormId = this.BusinessInfo.GetField("FSrcBillType");
            Field fldSrcBillNo = this.BusinessInfo.GetField("FSrcBillNo");
            // 对单据体进行循环，取关联的源单编号
            foreach (var billObj in e.SelectedRows)
            {
                DynamicObjectCollection entryRows = entity.DynamicProperty.GetValue(billObj.DataEntity)
                            as DynamicObjectCollection;
                foreach (var entryRow in entryRows)
                {
                    string srcFormId = "";
                    string srcSrcBillNo = "";
                    string FPPBOMFENTRYID = "";
                    try
                    {
                        srcFormId = "Sc_DayPlanPPBomBillSub";
                        srcSrcBillNo = entryRow["FDayPlanBillNo"]?.ToString();
                        //string FPPBOMFID = entryRow["FDayPlanFid"]?.ToString();
                        //FPPBOMFENTRYID = entryRow["FDayPlanFentryId"]?.ToString();
                    }
                    catch (Exception)
                    {
                    }
                    if (string.IsNullOrWhiteSpace(srcFormId)
                        || string.IsNullOrWhiteSpace(srcSrcBillNo)
                        )
                    {// 源单不是采购订单，略过
                        continue;
                    }
                    // 源单编号已经登记，不再重复记录，略过
                    if (poBillNos.Contains(srcSrcBillNo)) continue;
                    // Link已经记录了源单信息，略过
                    //DynamicObjectCollection linkRows = linkEntry.DynamicProperty.GetValue(entryRow)
                    //        as DynamicObjectCollection;
                    //if (linkRows.Count > 0) continue;
                    bool Ret = SourceVerification(Convert.ToString(entryRow["Id"]));
                    if (!Ret) continue;

                    poBillNos.Add(srcSrcBillNo);
                }
            }
            if (poBillNos.Count == 0) return;
            DynamicObject[] poObjs = this.LoadPurchaseOrder(poBillNos);
            if (poObjs == null || poObjs.Length == 0) return;
            Dictionary<string, Dictionary<string, DynamicObject>> dctAllBills = this.BuildDictionary(poObjs);
            string srcTableNumber = this.GetPOEntryTableNumber();
            List<DynamicObject> allNewLinkRows = new List<DynamicObject>();
            // 循环单据体，为单据体，建立起源单关联信息：
            foreach (var billObj in e.SelectedRows)
            {
                DynamicObjectCollection entryRows = entity.DynamicProperty.GetValue(billObj.DataEntity)
                            as DynamicObjectCollection;
                foreach (var entryRow in entryRows)
                {

                    string srcFormId = "Sc_DayPlanPPBomBillSub";
                    string srcSrcBillNo = entryRow["FDayPlanBillNo"]?.ToString();
                    //string FPPBOMFID = entryRow["FDayPlanFid"]?.ToString();
                    //string FPPBOMFENTRYID = entryRow["FDayPlanFentryId"]?.ToString();

                    if (string.IsNullOrWhiteSpace(srcFormId)
                        || string.IsNullOrWhiteSpace(srcSrcBillNo)
                      )
                    {// 源单不是销售订单，略过
                        continue;
                    }
                    Dictionary<string, DynamicObject> dctOneBill = null;
                    if (dctAllBills.TryGetValue(srcSrcBillNo, out dctOneBill) == false) continue;
                    DynamicObject materialObj = entryRow["MaterialId"] as DynamicObject;
                    if (materialObj == null) continue;
                    string materialNumber = Convert.ToString(materialObj["number"]);
                    DynamicObject srcRow = null;
                    if (dctOneBill.TryGetValue(materialNumber, out srcRow) == false) continue;
                    // Link已经记录了源单信息，略过
                    bool Ret = SourceVerification(Convert.ToString(entryRow["Id"]));
                    if (!Ret) continue;

                    //记录源单ID 用于更新
                    if (!FentryIdList.Contains(entryRow["Id"]?.ToString()))
                        FentryIdList.Add(entryRow["Id"]?.ToString());

                    DynamicObjectCollection linkRows = linkEntry.DynamicProperty.GetValue(entryRow)
                            as DynamicObjectCollection;
            
                    DynamicObject linkRow = new DynamicObject(linkEntry.DynamicObjectType);
                    linkRow["STableName"] = srcTableNumber;
                    this.FillLinkRow(srcRow, entryRow, linkRow);
                    linkRows.Add(linkRow);
                    allNewLinkRows.Add(linkRow);
                }
            }
            // 为新建的源单关联信息，设置内码
            IDBService dbService = Kingdee.K3.SCM.App.ServiceHelper.GetService<IDBService>();
            dbService.AutoSetPrimaryKey(this.Context, allNewLinkRows.ToArray(), linkEntry.DynamicObjectType);
        }

        //       public override void AfterExecuteOperationTransaction(AfterExecuteOperationTransaction e)
        //       {
        //           base.AfterExecuteOperationTransaction(e);
        //           string FentryId = string.Join(",", FentryIdList.ToArray());
        //           List<string> sqlList = new List<string>();
        //           string sql = string.Format(@"/*dialect*/
        //  update a set FBASEQTY = FQTY
        //  from T_STK_STKTRANSFERINENTRY_LK a
        //  join T_STK_STKTRANSFERINENTRY b on a.FENTRYID = b.FENTRYID
        //  where 
        //  --a.FSTABLENAME = 'T_PRD_PPBOMENTRY' and
        //  a.FENTRYID in ({0})", FentryId);
        //           sqlList.Add(sql);
        //           sql = string.Format(@"/*dialect*/update T_STK_STKTRANSFERINENTRY_R 
        //set FSrcBillTypeId = 'PRD_PPBOM',FSRCBILLNO=b.FPPBOMBILLNO
        //,FTRANSRESERVELINK=1
        //from T_STK_STKTRANSFERINENTRY_R a 
        //join T_STK_STKTRANSFERINENTRY b on a.FENTRYID=b.FENTRYID
        //where a.FENTRYID in({0})", FentryId);
        //           sqlList.Add(sql);
        //           DBServiceHelper.ExecuteBatch(Context, sqlList);
        //           //DBServiceHelper.Execute(Context, sql);
        //       }


        /// <summary>
        /// 加载相关的销售订单数据
        /// </summary>
        /// <param name="poBillNos"></param>
        /// <returns></returns>
        private DynamicObject[] LoadPurchaseOrder(HashSet<string> poBillNos)
        {
            IViewService viewService = Kingdee.K3.SCM.App.ServiceHelper.GetService<IViewService>();
            string formId = "Paez_Sc_DayPlanPPBomBill";

            // 指定需要加载的销售订单字段
            List<SelectorItemInfo> fields = new List<SelectorItemInfo>();
            fields.Add(new SelectorItemInfo("FID"));        // 单据主键
            fields.Add(new SelectorItemInfo("FEntity_FEntryID"));     // 单据体主键
            fields.Add(new SelectorItemInfo("FBillNo"));    // 单据编号
            fields.Add(new SelectorItemInfo("FBFLowId"));    // 业务流程
            fields.Add(new SelectorItemInfo("FHMaterSubID"));    // 物料
            fields.Add(new SelectorItemInfo("FHQtyMust"));//应发数量
            fields.Add(new SelectorItemInfo("FSelTranslateQty"));//调拨数量
            fields.Add(new SelectorItemInfo("FBFLOWID"));           //  

            // 指定过滤条件
            string filter = string.Format(" FBillNo IN ('{0}') ", string.Join("','", poBillNos));
            OQLFilter ofilter = OQLFilter.CreateHeadEntityFilter(filter);
            var objs = viewService.Load(this.Context, formId, fields, ofilter);
            return objs;
        }
        /// <summary>
        /// 把日计划用料清单 单据体行构建为字典：Dictionary(单据编号, Dictionary(物料编码, 源单行));
        /// </summary>
        /// <param name="poObjs"></param>
        /// <returns></returns>
        private Dictionary<string, Dictionary<string, DynamicObject>> BuildDictionary(DynamicObject[] poObjs)
        {
            Dictionary<string, Dictionary<string, DynamicObject>> dctAllBills =
                new Dictionary<string, Dictionary<string, DynamicObject>>();
            foreach (var poObj in poObjs)
            {
                string billNo = Convert.ToString(poObj["BillNo"]);
                Dictionary<string, DynamicObject> dctOneBill = new Dictionary<string, DynamicObject>();
                DynamicObjectCollection entryRows = poObj["FEntity"] as DynamicObjectCollection;
                foreach (var entryRow in entryRows)
                {
                    DynamicObject materialObj = entryRow["FHMaterSubID"] as DynamicObject;
                    if (materialObj == null) continue;
                    string materialNumber = Convert.ToString(materialObj["number"]);
                    dctOneBill[materialNumber] = entryRow;
                }
                dctAllBills.Add(billNo, dctOneBill);
            }
            return dctAllBills;
        }
        /// <summary>
        /// 获取销售订单关联主实体表格编码
        /// </summary>
        /// <returns></returns>
        private string GetPOEntryTableNumber()
        {
            IBusinessFlowService bfMetaService = Kingdee.K3.SCM.App.ServiceHelper.GetService<IBusinessFlowService>();
            var tableDefine = bfMetaService.LoadTableDefine(this.Context, POFormId, "FEntity");
            return tableDefine.TableNumber;
        }
        /// <summary>
        /// 填写源单信息
        /// </summary>
        /// <param name="srcRow">源单行</param>
        /// <param name="toRow">目标单行</param>
        /// <param name="linkRow">关联行</param>
        private void FillLinkRow(DynamicObject srcRow, DynamicObject toRow, DynamicObject linkRow)
        {
            ////剩余调拨数量 
            //decimal remainQty = DBServiceHelper.ExecuteScalar<decimal>(Context, $"select FMustQty -isnull(FSELTRANSLATEQTY,0) from  T_PRD_PPBOMENTRY t1  left join  T_PRD_PPBOMENTRY_Q t2 on t1.FENTRYID = t2.FENTRYID where t1.FENTRYID={toRow["FPPBOMFENTRYID"]?.ToString()}", 0);
            DataTable dt = DBServiceHelper.ExecuteDataSet(Context, $"select * from T_STK_STKTRANSFERINENTRY where FENTRYID={toRow[0]}").Tables[0];
            linkRow["FlowId"] = "";
            linkRow["FlowLineId"] = 0;
            linkRow["RuleId"] = "DayPlanPPBomBill-STK_TransferDirect";
            linkRow["SBillId"] = dt.Rows[0]["FDAYPLANFID"].ToString();
            linkRow["SId"] = dt.Rows[0]["FDAYPLANFENTRYID"].ToString();
            // 原始携带量
            linkRow["BaseQtyOld"] = Convert.ToDecimal(dt.Rows[0]["FBASEQTY"]);//剩余调拨数量
            linkRow["BaseQty"] = Convert.ToDecimal(dt.Rows[0]["FBASEQTY"]); //本次需要调拨数量
        }

        /// <summary>
        /// 验证是否生成过生产用料清单对应的源单
        /// </summary>
        /// <returns></returns>
        public bool SourceVerification(string FTID)
        {
            string sql = $" select count(*) from T_BF_INSTANCEENTRY where FSTABLENAME= 'T_PRD_PPBOMENTRY' and FTTABLENAME = 'Sc_DayPlanPPBomBillSub' and FTID = '{FTID}'";
            int count = DBServiceHelper.ExecuteScalar<int>(Context, sql, 0);
            if (count == 0)
                return true;
            else
                return false;
        }

    }
}