using System;

using HH.WCS.Mobox3.DSZSH.Consts;
using HH.WCS.Mobox3.DSZSH.Helpers;
using HH.WCS.Mobox3.DSZSH.Models;

namespace HH.WCS.Mobox3.DSZSH.ServiceCore {
    public class CheckCore {
        public static void CheckOrderState() {
            var db = DbHelper.GetDbClient();
            try {
                var order = db.Queryable<TN_Check_Order>()
                    .Where(c => c.N_B_STATE == SpotStateCode.已执行待生成任务)
                    .OrderBy(c => c.T_CREATE, SqlSugar.OrderByType.Asc).First();

                if (order == null) {
                    LogHelper.Info("暂无待执行的抽检单");
                    return;
                }

                var detailList = db.Queryable<TN_Check_Detail>()
                    .Where(d => d.S_NO == order.S_NO && d.N_B_STATE == SpotStateCode.已执行待生成任务).ToList();

                if (detailList.Count == 0) {
                    order.N_B_STATE = SpotStateCode.任务执行中;
                    db.Updateable<TN_Check_Order>(order).UpdateColumns(it => it.N_B_STATE).ExecuteCommand();
                    return;
                }

                foreach (var detail in detailList) {
                    var startLocCntrRel = db.Queryable<TN_Location, TN_Loc_Container, TN_CG_Detail>
                        ((l, c, d) => l.S_CODE == c.S_LOC_CODE && c.S_CNTR_CODE == d.S_CNTR_CODE)
                        .Where((l, c, d) => d.S_ITEM_CODE == detail.S_ITEM_CODE && d.S_BATCH_NO == detail.S_BATCH_NO)
                        .Select((l, c) => c) // 选择 LocCntrRel
                        .First(); // 随机抽检，不排序

                    if (startLocCntrRel == null) {
                        LogHelper.Info("没有找到合适的起点货位");
                        continue;
                    }

                    var endLoc = db.Queryable<TN_Location>()
                        .Where(l => l.S_AREA_CODE == detail.S_END_AREA)
                        .Where(ExprHelper.LocIsFree)
                        .Where(ExprHelper.LocIsEmpty).First();

                    if (endLoc == null) {
                        LogHelper.Info("查询：没有找到合适的终点货位");
                        continue;
                    }

                    using (var tran = db.Ado.UseTran()) {
                        detail.N_B_STATE = SpotStateCode.任务执行中;
                        if (db.Updateable<TN_Check_Detail>(detail).UpdateColumns(it => it.N_B_STATE).ExecuteCommand() <= 0) {
                            tran.RollbackTran();
                            LogHelper.Info($"更新失败：修改抽检单明细表状态为完成");
                        }

                        if (TaskHelper.LogCreateTask(startLocCntrRel.S_LOC_CODE, startLocCntrRel.S_CNTR_CODE,
                            endLoc.S_CODE, TaskName.抽检_出库)) {
                            tran.CommitTran();
                        }
                        else {
                            tran.RollbackTran();
                        }
                    }
                }
            }
            catch (Exception ex) {
                LogHelper.InfoEx(ex);
            }
        }

        public static void UpdateTaskState(int spotStateCode) {
            var db = DbHelper.GetDbClient();

            var detail = db.Queryable<TN_Check_Detail>()
                .First(d => d.N_B_STATE == SpotStateCode.任务执行中);

            if (detail == null) {
                LogHelper.Info("当前没有执行中的抽检单明细项目");
                return;
            }

            using (var tran = db.Ado.UseTran()) {
                detail.N_B_STATE = spotStateCode;
                db.Updateable<TN_Check_Detail>(detail).UpdateColumns(it => it.N_B_STATE).ExecuteCommand();

                if (db.Queryable<TN_Check_Detail>().Count(d => d.S_NO == detail.S_NO && d.N_B_STATE == 2) ==
                    db.Queryable<TN_Check_Detail>().Count(d => d.S_NO == detail.S_NO)) {

                    if (db.Updateable<TN_Check_Order>().SetColumns(it => it.N_B_STATE == SpotStateCode.任务执行完成)
                        .Where(it => it.S_NO == detail.S_NO)
                        .ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        LogHelper.Info("修改Order状态错误");
                    }
                }

                tran.CommitTran();
            }
        }
    }
}