using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using HH.WCS.Mobox3.AnGang.models;
using HH.WCS.Mobox3.AnGang.util;
using HH.WCS.Mobox3.AnGang.wms;

using static HH.WCS.Mobox3.AnGang.api.ApiModel;
using static HH.WCS.Mobox3.AnGang.api.OtherModel;

namespace HH.WCS.Mobox3.AnGang.api {
    public class ApiHelper {
        /// <summary>
        /// 产品入库(PDA)
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        internal static SimpleResult Inbound(InboundInfo model) {
            var taskName = TaskName.产品入库;
            var db = new SqlHelper<object>().GetInstance();

            try {
                // 起点位置必须：为空、无锁、启用、属于收发区域
                var startLoc = db.Queryable<TN_Location>()
                    .Where(a => a.S_CODE == model.StartLoc)
                    .Where(a => a.N_LOCK_STATE == 0 && a.S_LOCK_STATE == "无" && a.C_ENABLE == "Y")
                    .Where(a => a.N_CURRENT_NUM == 0)
                    .Where(a => Settings.Areas[0].Contains(a.S_AREA_CODE)) // 收发区
                    .First();

                if (startLoc == null) {
                    return BuildSimpleResult(1, $"起点位置{model.StartLoc}不存在或不满足要求：需要（1）没有锁状态（2）当前无容器（3）属于取放货区");
                }

                // 容器 ID 和 物料 ID 未指定，由系统直接生成
                //var cntId = Guid.NewGuid().ToString("D");
                //var CgId = Guid.NewGuid().ToString("D");
                var cntId = GenerateNo("容器号", "CN");
                var cgId = GenerateNo("物料号", "CG");

                // 初始是没有绑定信息的，先将起点位置与容器绑定，容器与物料绑定
                var locCntrRel = new TN_Loc_Container() {
                    S_LOC_CODE = startLoc.S_CODE,
                    S_CNTR_CODE = cntId,
                };

                var cgDetail = new TN_CG_Detail() {
                    S_ITEM_CODE = cgId,
                    S_CNTR_CODE = cntId,
                };

                var endLocCode = "0"; // 假的默认终点地址

                // 指定货位排号（不能为空、空字符串或空格）
                if (model.Row != null && model.Row.Trim() != "") {
                    endLocCode = model.Row; // 用排号字符串当做假地址
                    if (!int.TryParse(model.Row.Trim(), out int row)) {
                        return BuildSimpleResult(2, $"{model.Row} 不合法：无法转成整数类型");
                    }
                    // 货架排号只能是 0 - 8
                    if (row <= 0 || row > 8) {
                        return BuildSimpleResult(2, $"货架号 {model.Row} 必须是1-8之间的整数");
                    }
                }

                var task = WCSHelper.BuildInboundTask(startLoc, endLocCode, cntId);
                LocationHelper.LockLoc(ref startLoc, 2); // 起点出库锁

                // 无论是否选择终点货架，都等到称重之后再计算终点货位
                using (var tran = db.Ado.UseTran()) {
                    if (db.Insertable<TN_Loc_Container>(locCntrRel).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(500,
                            $"插入货位容器关系表失败：货位{locCntrRel.S_LOC_CODE}，容器{locCntrRel.S_CNTR_CODE}");
                    }

                    if (db.Insertable<TN_CG_Detail>(cgDetail).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(500,
                            $"插入容器货品明细表失败：容器{cgDetail.S_CNTR_CODE}，物料{cgDetail.S_ITEM_CODE}");
                    }

                    if (db.Updateable<TN_Location>(startLoc).UpdateColumns(it => new {
                        it.N_LOCK_STATE, it.S_LOCK_STATE, it.S_LOCK_OP, it.T_MODIFY }).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(500,
                            $"更新起点货位锁状态失败：起点货位{startLoc.S_CODE}");
                    }

                    if (db.Insertable<TN_Task>(task).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(500,
                            $"生成任务 {taskName} 失败：容器号 {cntId} ，起点 {startLoc.S_CODE} ，终点货架 {endLocCode} ，终点货位未指定");
                    }

                    tran.CommitTran();
                    return BuildSimpleResult(0,
                        $"生成任务 {taskName} 成功：容器号 {cntId} ，起点 {startLoc.S_CODE} ，终点货架 {endLocCode} ，终点货位未指定");
                }
            }
            catch (Exception ex) {
                return BuildSimpleResult(1, $"发生了异常：{ex.Message}");
            }
        }

        //internal static string GenerateNo(string snType, string prefix) {
        //    var id = SYSHelper.GetSerialNumber(snType, prefix);
        //    var date = DateTime.Now.ToString("yyMMdd");
        //    return $"TN{date}{id.ToString().PadLeft(4, '0')}";
        //}

        /// <summary>
        /// PDA选择终点货位
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        internal static SimpleResult SelectLocation(SelectLocationInfo model) {

            var db = new SqlHelper<object>().GetInstance();

            try {
                // 任务号存在：终点货架和终点位置为空，且任务为产品入库(PDA)
                var task = db.Queryable<TN_Task>()
                    .Where(a => a.S_CODE == model.TaskNo)
                    .Where(a => a.S_B_STATE == "取货完成" && a.S_TYPE == TaskName.产品入库)
                    .OrderBy(a => a.T_CREATE, SqlSugar.OrderByType.Desc).First();

                if (task == null) {
                    return BuildSimpleResult(2, $"当前不存在状态为 取货完成 的 产品入库 任务");
                }

                if (task.S_END_LOC != null && task.S_END_LOC != "0") {
                    return BuildSimpleResult(3, $"该任务已有终点");
                }

                var cgDetail = db.Queryable<TN_CG_Detail>()
                    .Where(a => a.S_CNTR_CODE == task.S_CNTR_CODE).First();

                if (cgDetail == null) {
                    return BuildSimpleResult(4, $"托盘物料不存在");
                }

                var endLoc = new TN_Location();
                if (cgDetail.F_QTY > 2000) {
                    // 重量超过2t，报错
                    return BuildSimpleResult(8, $"物料重量{cgDetail.F_QTY}超过2t");
                }
                else if (cgDetail.F_QTY > 1500) {
                    // 重量超过1.5t，需要选择1-2层货架
                    endLoc = db.Queryable<TN_Location>()
                        .Where(a => a.S_CODE == model.EndLoc)
                        .Where(a => a.N_LOCK_STATE == 0 && a.S_LOCK_STATE == "无" && a.C_ENABLE == "Y")
                        .Where(a => a.N_CURRENT_NUM == 0)
                        .Where(a => Settings.Areas[1].Contains(a.S_AREA_CODE))
                        .Where(a => a.N_LAYER <= 2)
                        .First();
                }
                else if (cgDetail.F_QTY > 0) {
                    endLoc = db.Queryable<TN_Location>()
                        .Where(a => a.S_CODE == model.EndLoc)
                        .Where(a => a.N_LOCK_STATE == 0 && a.S_LOCK_STATE == "无" && a.C_ENABLE == "Y")
                        .Where(a => a.N_CURRENT_NUM == 0)
                        .Where(a => Settings.Areas[1].Contains(a.S_AREA_CODE))
                        .OrderBy(a => a.N_LAYER > 2 ? 0 : 1) // 优先取大于2的
                        //.Where(a => a.N_LAYER <= 3)
                        .First();
                }
                else {
                    return BuildSimpleResult(5, $"物料重量信息不合法：{cgDetail.F_QTY}");
                }

                // 没有符合条件的货位
                if (endLoc == null) {
                    return BuildSimpleResult(6, $"货位{model.EndLoc}不存在，或不满足称重放置要求");
                }

                // 修改任务终点为PDA指定终点
                task.S_END_LOC = endLoc.S_CODE;
                LocationHelper.LockLoc(ref endLoc, 1); // 终点入库锁

                using (var tran = db.Ado.UseTran()) {
                    if (db.Updateable<TN_Task>(task).UpdateColumns(a => a.S_END_LOC).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(7, $"任务{task.S_CODE}修改失败，修改终点位置为{endLoc.S_CODE}");
                    }

                    if (db.Updateable<TN_Location>(endLoc).UpdateColumns(it => new {
                        it.N_LOCK_STATE, it.S_LOCK_STATE, it.S_LOCK_OP, it.T_MODIFY }).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(7, $"任务{task.S_CODE}修改失败，修改终点位置为{endLoc.S_CODE}");
                    }

                    tran.CommitTran();
                    return BuildSimpleResult(0, $"任务{task.S_CODE}修改成功，修改终点位置为{endLoc.S_CODE}");
                }
            }
            catch (Exception ex) {
                return BuildSimpleResult(1, $"发生了异常：{ex.Message}");
            }
        }

        /// <summary>
        /// 产品部分出库(WMS)
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        internal static SimpleResult PartOutbound(PartOutboundInfo model) {
            var taskName = TaskName.产品部分出库;
            var db = new SqlHelper<object>().GetInstance();

            try {
                // 起点位置：货架（有货、没有锁、已启用）
                var startLoc = db.Queryable<TN_Location>()
                    .Where(a => a.S_CODE == model.startLoc)
                    .Where(a => a.N_LOCK_STATE == 0 && a.S_LOCK_STATE == "无" && a.C_ENABLE == "Y")
                    .Where(a => a.N_CURRENT_NUM == 1)
                    .First();

                if (startLoc == null) {
                    return BuildSimpleResult(2, $"起点位置 {model.startLoc} 不存在或不具备取货要求");
                }

                var locCntrRel = db.Queryable<TN_Loc_Container>().First(a => a.S_LOC_CODE == model.startLoc);

                if (locCntrRel == null) {
                    return BuildSimpleResult(3, $"起点位置 {model.startLoc} 没有绑定容器，无可出库的物料");
                }

                var endLoc = db.Queryable<TN_Location>().First(a => a.S_CODE == model.endLoc && a.N_CURRENT_NUM == 0 && a.N_LOCK_STATE == 0 && a.S_LOCK_STATE == "无" && a.C_ENABLE == "Y" && Settings.Areas[0].Contains(a.S_AREA_CODE));

                if (endLoc == null) {
                    return BuildSimpleResult(4, $"终点位置 {model.endLoc} 不具备放货条件");
                }

                var cntId = locCntrRel.S_CNTR_CODE;
                var task = WCSHelper.BuildTask(startLoc, endLoc, cntId, taskName);

                LocationHelper.LockLoc(ref startLoc, 2); // 起点出库锁
                LocationHelper.LockLoc(ref endLoc, 1); // 终点入库锁

                using (var tran = db.Ado.UseTran()) {
                    if (db.Updateable<TN_Location>(startLoc).UpdateColumns(it => new {
                        it.N_LOCK_STATE, it.S_LOCK_STATE, it.S_LOCK_OP, it.T_MODIFY }).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(500,
                            $"生成 {taskName} 失败，容器号 {cntId} ，起点 {startLoc.S_CODE} ，终点货位 {endLoc.S_CODE}");
                    }

                    if (db.Updateable<TN_Location>(endLoc).UpdateColumns(it => new {
                        it.N_LOCK_STATE, it.S_LOCK_STATE, it.S_LOCK_OP, it.T_MODIFY }).ExecuteCommand() <= 0) {

                        tran.RollbackTran();
                        return BuildSimpleResult(500,
                            $"生成 {taskName} 失败，容器号 {cntId} ，起点 {startLoc.S_CODE} ，终点货架 {endLoc.S_CODE}");
                    }

                    if (db.Insertable<TN_Task>(task).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(500,
                            $"生成 {taskName} 失败，容器号 {cntId} ，起点 {startLoc.S_CODE} ，终点货架 {endLoc.S_CODE}");
                    }

                    tran.CommitTran();
                    return BuildSimpleResult(0,
                        $"生成 {taskName} 成功，容器号 {cntId} ，起点 {startLoc.S_CODE} ，终点货架 {endLoc.S_CODE}");
                }
            }
            catch (Exception ex) {
                return BuildSimpleResult(1, $"发生了异常：{ex.Message}");
            }
        }

        /// <summary>
        /// 产品部分回库(WMS)
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        internal static SimpleResult PartInbound(PartInboundInfo model) {
            var taskName = TaskName.产品部分回库;
            var db = new SqlHelper<object>().GetInstance();

            try {
                // 起点位置：取放货区（有货物、没有锁、已启用）
                var startLoc = db.Queryable<TN_Location>().First(a => a.S_CODE == model.startLoc && a.N_CURRENT_NUM == 1 && a.N_LOCK_STATE == 0 && a.S_LOCK_STATE == "无" && a.C_ENABLE == "Y" && Settings.Areas[0].Contains(a.S_AREA_CODE));
                if (startLoc == null) {
                    return BuildSimpleResult(2, $"起点位置 {model.startLoc} 不符合回库条件");
                }

                var locCntrRel = db.Queryable<TN_Loc_Container>().First(a => a.S_LOC_CODE == model.startLoc);
                if (locCntrRel == null) {
                    return BuildSimpleResult(3, $"起点位置 {model.startLoc} 没有绑定容器，无可回库的物料");
                }

                // 终点位置：货架（没有货物，没有锁）
                var endLoc = db.Queryable<TN_Location>().First(a => a.S_CODE == model.endLoc && a.N_CURRENT_NUM == 0 && a.N_LOCK_STATE == 0 && a.S_LOCK_STATE == "无" && a.C_ENABLE == "Y");
                if (endLoc == null) {
                    return BuildSimpleResult(4, $"终点位置 {model.endLoc} 不具备放货条件");
                }

                var cntId = locCntrRel.S_CNTR_CODE;
                var task = WCSHelper.BuildTask(startLoc, endLoc, cntId, taskName);
                LocationHelper.LockLoc(ref startLoc, 2); // 起点出库锁
                LocationHelper.LockLoc(ref endLoc, 1); // 终点入库锁

                using (var tran = db.Ado.UseTran()) {
                    if (db.Updateable<TN_Location>(startLoc).UpdateColumns(it => new {
                        it.N_LOCK_STATE, it.S_LOCK_STATE, it.S_LOCK_OP, it.T_MODIFY }).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(500,
                            $"生成 {taskName} 失败，容器号 {cntId} ，起点 {startLoc.S_CODE} ，终点货位 {endLoc.S_CODE}");
                    }

                    if (db.Updateable<TN_Location>(endLoc).UpdateColumns(it => new {
                        it.N_LOCK_STATE, it.S_LOCK_STATE, it.S_LOCK_OP, it.T_MODIFY }).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(500,
                            $"生成 {taskName} 失败，容器号 {cntId} ，起点 {startLoc.S_CODE} ，终点货架 {endLoc.S_CODE}");
                    }

                    if (db.Insertable<TN_Task>(task).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(500,
                            $"生成 {taskName} 失败，容器号 {cntId} ，起点 {startLoc.S_CODE} ，终点货架 {endLoc.S_CODE}");
                    }

                    tran.CommitTran();
                    return BuildSimpleResult(0,
                        $"生成 {taskName} 成功，容器号 {cntId} ，起点 {startLoc.S_CODE} ，终点货架 {endLoc.S_CODE}");
                }
            }
            catch (Exception ex) {
                return BuildSimpleResult(1, $"发生了异常：{ex.Message}");
            }
        }

        public static SimpleResult CancelTask(CancelTaskInfo model) {
            var db = new SqlHelper<object>().GetInstance();
            var info = "";
            try {
                var task = db.Queryable<TN_Task>()
                    .Where(a => a.S_CODE == model.TaskNo)
                    .First();

                if (task == null) {
                    return BuildSimpleResult(2, $"任务号{model.TaskNo}不存在");
                }

                if (task.N_B_STATE == 0 && task.S_B_STATE == TN_Task.GetStateStr(0)
                    || task.N_B_STATE == 1 && task.S_B_STATE == TN_Task.GetStateStr(1)) {

                    task.N_B_STATE = 4;
                    task.S_B_STATE = "取消";

                    var starloc = db.Queryable<TN_Location>().First(a => a.S_CODE == task.S_START_LOC);
                    var endloc = db.Queryable<TN_Location>().First(a => a.S_CODE == task.S_END_LOC);
                    //var locCnt = db.Queryable<TN_Loc_Container>().First(a => a.S_CNTR_CODE == task.S_CNTR_CODE);
                    //var cg = db.Queryable<TN_CG_Detail>().First(a => a.S_CNTR_CODE == task.S_CNTR_CODE);

                    if (starloc != null) {
                        starloc.N_LOCK_STATE = 0;
                        starloc.S_LOCK_STATE = "无";
                        //starloc.N_CURRENT_NUM = 0;
                        starloc.T_MODIFY = System.DateTime.Now;
                    }

                    if (endloc != null) {
                        endloc.N_LOCK_STATE = 0;
                        endloc.S_LOCK_STATE = "无";
                        //endloc.N_CURRENT_NUM = 0;
                        endloc.T_MODIFY = System.DateTime.Now;
                    }

                    using (var tran = db.Ado.UseTran()) {
                        if (db.Updateable<TN_Location>(starloc).ExecuteCommand() <= 0) {
                            tran.RollbackTran();

                            info = $"任务{task.S_CODE}取消失败";

                            return BuildSimpleResult(0, info);
                        }

                        if (endloc != null) {
                            if (db.Updateable<TN_Location>(endloc).ExecuteCommand() <= 0) {
                                tran.RollbackTran();

                                info = $"任务{task.S_CODE}取消失败";

                                return BuildSimpleResult(0, info);
                            }
                        }

                        if (db.Updateable<TN_Task>(task).ExecuteCommand() <= 0) {
                            if (db.Updateable<TN_Location>(endloc).ExecuteCommand() <= 0) {
                                tran.RollbackTran();

                                info = $"任务{task.S_CODE}取消失败";

                                return BuildSimpleResult(0, info);
                            }
                        }

                        tran.CommitTran();

                        info = $"任务{task.S_CODE}取消成功";

                        return BuildSimpleResult(0, info);
                    }

                }
                else {
                    return BuildSimpleResult(3, $"只有任务号状态为 等待 或 已推送 的任务才能取消");
                }

            }
            catch (Exception ex) {
                return BuildSimpleResult(1, $"发生了异常：{ex.Message}");
            }
        }

        public static SimpleResult CreateCountPlan(CreateCountPlanInfo model) {
            var db = new SqlHelper<object>().GetInstance();
            try {

                var countPlan = new TN_Count_Plan() {
                    S_CP_NO = GenerateNo("盘点计划", "CP"),
                    S_TYPE = model.countType,
                };

                if (model.countType == "货位") {
                    countPlan.S_LOC_CODE = model.targetId;
                }
                else if (model.countType == "物料") {
                    countPlan.S_ITEM_CODE = model.targetId;
                }
                else {
                    return BuildSimpleResult(2, $"创建盘点计划失败：不合法的盘点类型 '{model.countType}'");
                }

                if (db.Insertable<TN_Count_Plan>(countPlan).ExecuteCommand() <= 0) {
                    return BuildSimpleResult(2, "创建盘点计划失败");
                }

                return BuildSimpleResult(0, "创建盘点计划成功");

            }
            catch (Exception ex) {

                return BuildSimpleResult(1, ex.Message);
            }
        }

        public static SimpleResult CreateCountOrder(CreateCountOrderInfo model) {
            var db = new SqlHelper<object>().GetInstance();
            var info = "";
            try {
                var countPlan = db.Queryable<TN_Count_Plan>()
                    .Where(a => a.S_CP_NO == model.planId).First();

                if (countPlan == null) {
                    return BuildSimpleResult(2, $"盘点计划单号 '{model.planId}' 不存在");
                }

                var countOrder = new TN_Count_Order() {
                    S_CP_NO = model.planId,
                    S_COUNT_NO = GenerateNo("盘点单", "CN"),
                };

                var countDetailList = new List<TN_Count_CG_Detail>();
                if (countPlan.S_TYPE == "货位") {
                    var cgDetail = 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 => l.S_CODE == countPlan.S_LOC_CODE)
                        .Select((l, c, d) => d).First();

                    var countDetail = new TN_Count_CG_Detail {
                        S_COUNT_NO = countOrder.S_COUNT_NO,
                        S_CNTR_CODE = cgDetail.S_CNTR_CODE,
                        S_ITEM_CODE = cgDetail.S_ITEM_CODE,
                    };

                    countDetailList.Add(countDetail);
                }
                else if (countPlan.S_TYPE == "物料") {
                    var cgDetailList = db.Queryable<TN_CG_Detail>()
                        .Where(d => d.S_ITEM_CODE == countPlan.S_ITEM_CODE).ToList();

                    foreach (var cgDetail in cgDetailList) {
                        var countDetail = new TN_Count_CG_Detail {
                            S_COUNT_NO = countOrder.S_COUNT_NO,
                            S_CNTR_CODE = cgDetail.S_CNTR_CODE,
                            S_ITEM_CODE = cgDetail.S_ITEM_CODE,
                        };

                        countDetailList.Add(countDetail);
                    }
                }
                else {
                    return BuildSimpleResult(3, $"计划单'{model.planId}'的类型{countPlan.S_TYPE}不合法");
                }

                using (var tran = db.Ado.UseTran()) {
                    if (db.Insertable<TN_Count_Order>(countOrder).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        info = "创建盘点单失败";
                        return BuildSimpleResult(2, info);
                    }

                    if (db.Insertable<TN_Count_CG_Detail>(countDetailList).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        info = "创建盘点单明细失败";
                        return BuildSimpleResult(3, info); 
                    }

                    tran.CommitTran();
                }

                return BuildSimpleResult(0, "创建盘点单成功");
            }
            catch (Exception ex) {

                return BuildSimpleResult(1, $"发生了异常：{ex.Message}");
            }
        }

        public static SimpleResult CountProduct(CountProductInfo model) {
            var db = new SqlHelper<object>().GetInstance();
            try {
                var cgDetail = db.Queryable<TN_CG_Detail>()
                    .Where(d => d.S_CNTR_CODE == model.cntrCode).First();

                if (cgDetail == null) {
                    return BuildSimpleResult(2, $"找不到容器号'{model.cntrCode}'对应的物料");
                }

                var countDiff = new TN_Count_Diff {
                    S_CNTR_CODE = cgDetail.S_CNTR_CODE,
                    F_QTY = cgDetail.F_QTY,
                    F_ACTUAL_QTY = model.qty
                };

                if (db.Insertable<TN_Count_Diff>(countDiff).ExecuteCommand() <= 0) {
                    return BuildSimpleResult(3, $"插入盘点差异表失败");
                }

                return BuildSimpleResult(0, "盘点差异完成");

            }
            catch (Exception ex) {
                return BuildSimpleResult(1, $"发生了异常：{ex.Message}");
            }
        }

        internal static string GenerateNo(string snType, string prefix) {
            var id = SYSHelper.GetSerialNumber(snType, prefix);
            
            var date = DateTime.Now.ToString("yyMMdd");
            return $"{prefix}{date}{id.ToString().PadLeft(4, '0')}";
        }

        /// <summary>
        /// 盘点理货出库(WMS)
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        internal static SimpleResult CheckOutbound(CheckOutboundInfo model) {
            var taskName = TaskName.盘点理货出库;
            var db = new SqlHelper<object>().GetInstance();

            try {
                // 起点位置：取放货区（有货物、没有锁、已启用）
                var startLoc = db.Queryable<TN_Location>().First(a => a.S_CODE == model.startLoc && a.N_CURRENT_NUM == 1 && a.N_LOCK_STATE == 0 && a.S_LOCK_STATE == "无" && a.C_ENABLE == "Y" && Settings.Areas[0].Contains(a.S_AREA_CODE));
                if (startLoc == null) {
                    return BuildSimpleResult(2, $"起点位置 {model.startLoc} 不符合出库条件");
                }

                var locCntrRel = db.Queryable<TN_Loc_Container>().First(a => a.S_LOC_CODE == model.startLoc);
                if (locCntrRel == null) {
                    return BuildSimpleResult(3, $"起点位置 {model.startLoc} 没有绑定容器，无可回库的物料");
                }

                // 终点位置：货架（没有货物，没有锁）
                var endLoc = db.Queryable<TN_Location>().First(a => a.S_CODE == model.endLoc && a.N_CURRENT_NUM == 0 && a.N_LOCK_STATE == 0 && a.S_LOCK_STATE == "无" && a.C_ENABLE == "Y");
                if (endLoc == null) {
                    return BuildSimpleResult(4, $"终点位置 {model.endLoc} 不具备放货条件");
                }

                var cntID = locCntrRel.S_CNTR_CODE;
                var task = WCSHelper.BuildTask(startLoc, endLoc, cntID, taskName);
                LocationHelper.LockLoc(ref startLoc, 2); // 起点出库锁
                LocationHelper.LockLoc(ref endLoc, 1); // 终点入库锁

                using (var tran = db.Ado.UseTran()) {
                    if (db.Updateable<TN_Location>(startLoc).UpdateColumns(it => new {
                        it.N_LOCK_STATE, it.S_LOCK_STATE, it.S_LOCK_OP, it.T_MODIFY }).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(500,
                            $"生成 {taskName} 失败，容器号 {cntID} ，起点 {startLoc.S_CODE} ，终点货位 {endLoc.S_CODE}");
                    }

                    if (db.Updateable<TN_Location>(endLoc).UpdateColumns(it => new {
                        it.N_LOCK_STATE, it.S_LOCK_STATE, it.S_LOCK_OP, it.T_MODIFY }).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(500,
                            $"生成 {taskName} 失败，容器号 {cntID} ，起点 {startLoc.S_CODE} ，终点货架 {endLoc.S_CODE}");
                    }

                    if (db.Insertable<TN_Task>(task).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(500,
                            $"生成 {taskName} 失败，容器号 {cntID} ，起点 {startLoc.S_CODE} ，终点货架 {endLoc.S_CODE}");
                    }

                    tran.CommitTran();
                    return BuildSimpleResult(0,
                        $"生成 {taskName} 成功，容器号 {cntID} ，起点 {startLoc.S_CODE} ，终点货架 {endLoc.S_CODE}");
                }
            }
            catch (Exception ex) {
                return BuildSimpleResult(1, $"发生了异常：{ex.Message}");
            }
        }

        /// <summary>
        /// 盘点理货回库(WMS)
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        internal static SimpleResult CheckInbound(CheckInboundInfo model) {
            var taskName = TaskName.盘点理货回库;
            var db = new SqlHelper<object>().GetInstance();

            try {
                // 起点位置：取放货区（有货物、没有锁、已启用）
                var startLoc = db.Queryable<TN_Location>().First(a => a.S_CODE == model.startLoc && a.N_CURRENT_NUM == 1 && a.N_LOCK_STATE == 0 && a.S_LOCK_STATE == "无" && a.C_ENABLE == "Y" && Settings.Areas[0].Contains(a.S_AREA_CODE));
                if (startLoc == null) {
                    return BuildSimpleResult(2, $"起点位置 {model.startLoc} 不符合回库条件");
                }

                var locCntrRel = db.Queryable<TN_Loc_Container>().First(a => a.S_LOC_CODE == model.startLoc);
                if (locCntrRel == null) {
                    return BuildSimpleResult(3, $"起点位置 {model.startLoc} 没有绑定容器，无可回库的物料");
                }

                // 终点位置：货架（没有货物，没有锁）
                var endLoc = db.Queryable<TN_Location>().First(a => a.S_CODE == model.endLoc && a.N_CURRENT_NUM == 0 && a.N_LOCK_STATE == 0 && a.S_LOCK_STATE == "无" && a.C_ENABLE == "Y");
                if (endLoc == null) {
                    return BuildSimpleResult(4, $"终点位置 {model.endLoc} 不具备放货条件");
                }

                var cntID = locCntrRel.S_CNTR_CODE;
                var task = WCSHelper.BuildTask(startLoc, endLoc, cntID, taskName);
                LocationHelper.LockLoc(ref startLoc, 2); // 起点出库锁
                LocationHelper.LockLoc(ref endLoc, 1); // 终点入库锁

                using (var tran = db.Ado.UseTran()) {
                    if (db.Updateable<TN_Location>(startLoc).UpdateColumns(it => new {
                        it.N_LOCK_STATE, it.S_LOCK_STATE, it.S_LOCK_OP, it.T_MODIFY }).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(500,
                            $"生成 {taskName} 失败，容器号 {cntID} ，起点 {startLoc.S_CODE} ，终点货位 {endLoc.S_CODE}");
                    }

                    if (db.Updateable<TN_Location>(endLoc).UpdateColumns(it => new {
                        it.N_LOCK_STATE, it.S_LOCK_STATE, it.S_LOCK_OP, it.T_MODIFY }).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(500,
                            $"生成 {taskName} 失败，容器号 {cntID} ，起点 {startLoc.S_CODE} ，终点货架 {endLoc.S_CODE}");
                    }

                    if (db.Insertable<TN_Task>(task).ExecuteCommand() <= 0) {
                        tran.RollbackTran();
                        return BuildSimpleResult(500,
                            $"生成 {taskName} 失败，容器号 {cntID} ，起点 {startLoc.S_CODE} ，终点货架 {endLoc.S_CODE}");
                    }

                    tran.CommitTran();
                    return BuildSimpleResult(0,
                        $"生成 {taskName} 成功，容器号 {cntID} ，起点 {startLoc.S_CODE} ，终点货架 {endLoc.S_CODE}");
                }
            }
            catch (Exception ex) {
                return BuildSimpleResult(1, $"发生了异常：{ex.Message}");
            }
        }

        public static ErpResult InboundDataSync(InboundDataSyncInfo model) {
            var db = new SqlHelper<object>().GetInstance();
            try {
                var err = "";
                var cgDetailList = new List<TN_CG_Detail>();
                foreach (var inboundData in model.stockTransactions) {
                    var cgDetail = 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 => l.S_CODE == inboundData.locationCode)
                        .Select((l, c, d) => d)
                        .First();
                    
                    if (cgDetail == null) {
                        err += $"储位码{inboundData.locationCode}对应的货位物料不存在！";
                        continue;
                    }

                    cgDetail.S_ITEM_CODE = inboundData.itemCode;
                    cgDetail.S_ITEM_NAME = inboundData.itemName;
                    
                    cgDetailList.Add(cgDetail);
                }
                
                if (db.Updateable<TN_CG_Detail>(cgDetailList).ExecuteCommand() <= 0) {
                    return BuildErpResult(500, $"更改物料信息失败");
                }

                if (err != "") {
                    return BuildErpResult(2, err);
                }
                return BuildErpResult(0, $"更改物料信息成功");

            }
            catch (Exception ex) {
                return BuildErpResult(1, $"发生了异常：{ex.Message}");
            }
        }

        public static ErpResult OutboundDataSync(OutboundDataSyncInfo model) {
            var db = new SqlHelper<object>().GetInstance();
            try {
                var err = "";
                var cgDetailList = new List<TN_CG_Detail>();
                foreach (var inboundData in model.materialIssues) {
                    var cgDetail = 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 => l.S_CODE == inboundData.locationCode)
                        .Select((l, c, d) => d)
                        .First();

                    if (cgDetail == null) {
                        err += $"储位码{inboundData.locationCode}对应的货位物料不存在！";
                        continue;
                    }

                    cgDetail.S_ITEM_CODE = inboundData.itemCode;
                    cgDetail.S_ITEM_NAME = inboundData.itemName;

                    cgDetailList.Add(cgDetail);
                }

                if (db.Updateable<TN_CG_Detail>(cgDetailList).ExecuteCommand() <= 0) {
                    return BuildErpResult(500, $"更改物料信息失败");
                }

                if (err != "") {
                    return BuildErpResult(2, err);
                }
                return BuildErpResult(0, $"更改物料信息成功");

            }
            catch (Exception ex) {
                return BuildErpResult(1, $"发生了异常：{ex.Message}");
            }
        }
    }
}