using MES.Service.DB;
using MES.Service.Dto.webApi;
using MES.Service.Modes;
using SqlSugar;

namespace MES.Service.service.BasicData;

public class MesStaffManager : Repository<MesStaff>
{
    // Save 方法用于保存单个员工记录，根据类型执行不同的操作
    public bool Save(ErpStaff unit)
    {
        var entity = GetMesStaff(unit); // 将 ErpStaff 转换为 MesStaff
        var sysUser = GetUser(unit); // 获取 SysUser 实例
        var mesStaffPositionLink =
            GetMesStaffPositionLink(unit); // 获取 MesStaffPositionLink 实例

        return UseTransaction(db =>
        {
            switch (unit.Type)
            {
                case "0":
                    if (UpdateStaffStatus(db, entity.Id, "A")) // 启用员工
                        return 1;
                    break;
                case "1":
                    if (UpdateStaffStatus(db, entity.Id, "B")) // 禁用员工
                        return 1;
                    break;
                case "2":
                case "4":
                    if (InsertOrUpdateStaff(db, sysUser, entity,
                            mesStaffPositionLink)) // 插入或更新员工
                        return 1;
                    break;
                case "3":
                    if (DeleteStaff(db, sysUser, entity)) // 删除员工
                        return 1;
                    break;
                default:
                    throw new ArgumentNullException(
                        $"type没有{unit.Type}这个类型的参数");
            }

            throw new NotImplementedException("操作失败");
        }) > 0;
    }

    // 更新员工状态的方法
    private bool UpdateStaffStatus(SqlSugarScope db, decimal staffId,
        string status)
    {
        var result = db.Updateable<MesStaff>()
            .SetColumns(s => s.FforbidStatus == status)
            .Where(s => s.Id == staffId).ExecuteCommand();

        if (result > 0)
            return true;

        throw new NotImplementedException(status == "A" ? "启用失败" : "禁用失败");
    }

    /// <summary>
    /// "插入或更新员工的方法"调整：修改为先删除再插入，同时用id和PositionCode作为判断依据
    /// </summary>
    /// <remarks>
    /// 修改人：池南骏
    /// 修改日期：2024-12-30
    /// 修改说明：`
    /// </remarks>

    //// - 原代码：
    // 插入或更新员工的方法
    //private bool InsertOrUpdateStaff(SqlSugarScope db, SysUser sysUser,
    //    MesStaff entity)
    //{
    //    var exists = db.Queryable<SysUser>().Any(u => u.Sid == sysUser.Sid);
    //    if (exists)
    //    {
    //        var updateUser = db.Updateable<SysUser>()
    //            .SetColumns(s => s.Fcode == sysUser.Fcode)
    //            .SetColumns(s => s.Fname == sysUser.Fname)
    //            .Where(s => s.Sid == sysUser.Sid)
    //            .ExecuteCommand();
    //        if (updateUser > 0)
    //        {
    //            var updateStaff = db.Updateable(entity).ExecuteCommand();
    //            if (updateStaff > 0)
    //                return true;
    //        }
    //    }
    //    else
    //    {
    //        var insertUser = db.Insertable(sysUser).ExecuteCommand();
    //        if (insertUser > 0)
    //        {
    //            var insertStaff = db.Insertable(entity).ExecuteCommand();
    //            if (insertStaff > 0)
    //                return true;
    //        }
    //    }

    //    return false;
    //}

    // 插入或更新员工的方法

    /// 新代码
    // 插入或更新员工的方法
    /// <summary>
    ///     接口字段调整：修改参数，新增List<MesStaffPositionLink>的参数
    /// </summary>
    /// <remarks>
    ///     修改人：池南骏
    ///     修改日期：2024-12-25  ——》 2025-01-05 二次修改
    ///     修改说明：为了应为一个员工多岗位的情况
    /// </remarks>
    private bool InsertOrUpdateStaff(SqlSugarScope db, SysUser sysUser,
        MesStaff entity, List<MesStaffPositionLink> mesStaffPositionLink)
    {
        var exists = db.Queryable<SysUser>().Any(u => u.Sid == sysUser.Sid);
        if (!exists)
        {
            var insertUser = db.Insertable(sysUser).ExecuteCommand();
        }


        db.Deleteable<MesStaff>()
            .Where(s => s.Id == entity.Id)
            .ExecuteCommand();

        var insertStaff =
            db.Insertable(entity).IgnoreColumns(true).ExecuteCommand();


        var insertPosition = 1;
        if (mesStaffPositionLink != null && mesStaffPositionLink.Count > 0)
        {
            //先删除，再新增
            db.Deleteable<MesStaffPositionLink>()
                .Where(s =>
                    mesStaffPositionLink.Any(m => m.StaffId == s.StaffId))
                .ExecuteCommand();


            //批量插入时，忽略空字段
            insertPosition = db.Insertable(mesStaffPositionLink).PageSize(1)
                .IgnoreColumnsNull().ExecuteCommand();
        }


        return insertStaff > 0 && insertPosition > 0;
    }

    /// <summary>
    /// "删除员工的方法"调整：调整传入参数，将id改为MesStaff类，删除使用id和PositionCode作为判断依据
    /// </summary>
    /// <remarks>
    /// 修改人：池南骏
    /// 修改日期：2024-12-30
    /// 修改说明：`
    /// </remarks>

    //// 原代码
    // 删除员工的方法
    //private bool DeleteStaff(SqlSugarScope db, SysUser sysUser, decimal staffId)
    //{
    //    var deleteUser = db.Deleteable<SysUser>()
    //        .Where(s => s.Sid == sysUser.Sid).ExecuteCommand();
    //    if (deleteUser > 0)
    //    {
    //        var deleteStaff =
    //            db.Deleteable<MesStaff>().In(staffId).ExecuteCommand();
    //        if (deleteStaff > 0)
    //            return true;
    //    }

    //    throw new NotImplementedException("反审核失败");
    //}

    /// 新代码
    // 删除员工的方法
    private bool DeleteStaff(SqlSugarScope db, SysUser sysUser, MesStaff entity)
    {
        var deleteUser = db.Deleteable<SysUser>()
            .Where(s => s.Sid == sysUser.Sid).ExecuteCommand();
        if (deleteUser > 0)
        {
            var deleteStaff =
                db.Deleteable<MesStaff>()
                    .Where(s =>
                        s.Id == entity.Id &&
                        s.PositionCode == entity.PositionCode)
                    .ExecuteCommand();

            //删除对应员工岗位信息关联表 池南骏 2025-01-02
            var insertPosition = db.Deleteable<MesStaffPositionLink>()
                .Where(s => s.StaffId == entity.Id)
                .ExecuteCommand();

            if (deleteStaff > 0)
                return true;
        }

        throw new NotImplementedException("反审核失败");
    }

    // 将 ErpStaff 对象转换为 MesStaff 对象的方法
    private MesStaff GetMesStaff(ErpStaff staff)
    {
        var entity = new MesStaff
        {
            Id = Convert.ToDecimal(staff.Id),
            StaffNo = staff.FStaffNumber,
            StaffName = staff.FName,
            //删除  2025-01-04  池南骏
            //DepartmentNo = staff.FPostDept,

            /// <summary>
            /// 接口字段调整：将FPost字段重命名为FPostId。
            /// </summary>
            /// <remarks>
            /// 修改人：池南骏
            /// 修改日期：2024-12-25
            /// 修改说明：
            /// - 原代码：`PositionCode = staff.FPost,
            /// - 修改后：`PositionCode = staff.FPostId,
            /// - 二次修改，删除
            /// </remarks>
            //PositionCode = staff.FPostId,
            PhoneNumber = staff.FMobile,
            CreateOrg = Convert.ToDecimal(staff.FCreateOrgId),
            UseOrg = Convert.ToDecimal(staff.FUseOrgId),
            CreateDate = DateTime.Now,
            Remark = staff.FDescription,
            FDOCUMENTSTATUS = staff.FDocumentStatus,
            FforbidStatus = staff.FForbidStatus
        };

        //删除  2025-01-04  池南骏
        //if (staff.FStaffStartDate != null)
        //    entity.StartDate = DateTime.ParseExact(staff.FStaffStartDate,
        //        "yyyy-MM-dd HH:mm:ss", null);

        return entity;
    }

    /// <summary>
    ///     接口字段调整：根据json格式，在MesStaffPositionLink<List>中存入数据。
    /// </summary>
    /// <remarks>
    ///     修改人：池南骏
    ///     修改日期：2025-01-02 ——》 2025-01-05 二次修改
    ///     修改说明：
    ///     - 新增代码
    /// </remarks>
    private List<MesStaffPositionLink> GetMesStaffPositionLink(ErpStaff staff)
    {
        List<MesStaffPositionLink> staffDetails =
            new List<MesStaffPositionLink>();

        if (staff.ErpStaffDetails != null && staff.ErpStaffDetails.Count > 0)
            staffDetails = staff.ErpStaffDetails.Select(staffDetail =>
                new MesStaffPositionLink
                {
                    StaffId = Convert.ToDecimal(staff.Id),
                    PositionId =
                        string.IsNullOrEmpty(staffDetail.fPostId.ToString())
                            ? null
                            : Convert.ToDecimal(staffDetail.fPostId),
                    FPostDeptId =
                        string.IsNullOrEmpty(staffDetail.fPostDeptid.ToString())
                            ? null
                            : Convert.ToDecimal(staffDetail.fPostDeptid),
                    FStaffStartDate =
                        string.IsNullOrEmpty(staffDetail.fStaffStartDate
                            .ToString())
                            ? null
                            : DateTime.ParseExact(staffDetail.fStaffStartDate,
                                "yyyy-MM-dd HH:mm:ss", null)
                }).ToList();
        //postIds.AddRange(links);

        return staffDetails;
    }

    // 将 ErpStaff 对象转换为 SysUser 对象的方法
    private SysUser GetUser(ErpStaff staff)
    {
        //获取当前用户使用组织对应的组织名称
        var db = SqlSugarHelper.GetInstance();
        var organize = db.Queryable<Organize>()
            .Where(it =>
                it.Id ==
                Convert.ToDecimal(staff.FUseOrgId)) // 使用 Where 方法根据单个 ID 查询
            .Select(it => it.Fname) // 选择 Fname 属性
            .Single(); // 使用 Single 因为我们期望只有一个匹配项

        //string organizeName = organize.f;

        return new SysUser
        {
            Sid = Convert.ToDecimal(staff.Id),
            Fcode = staff.FStaffNumber,
            Fname = staff.FName,
            Fpassword = "8+()./,", // 初始密码
            Fsystem = organize,
            Lever = 0,
            Fcompany = "1000",
            Ffactory = "1000",
            DelFlag = 0,
            Dev = 0,
            Tet = 0,
            Prd = 1,
            Ismanager = 0,
            Isacq = 0,
            ExpField9 = "1020",
            QmUser = 0,
            Status = 0,
            Isdeparture = 0,
            CheckFlag = 0,
            ExpFiel12 = 0,
            FirstLogin = 0,
            CreateDate = DateTime.Now,
            PswEditTime = DateTime.Now
        };
    }

    // SaveList 方法用于保存多个员工记录，根据类型批量执行不同的操作
    public bool SaveList(List<ErpStaff> departments)
    {
        var list = new List<MesStaff>();
        var userList = new List<SysUser>();
        var mesStaffPositionLinkList = new List<MesStaffPositionLink>();

        departments.ForEach(s =>
        {
            var entity = GetMesStaff(s);
            entity.Type = s.Type;
            list.Add(entity);

            var sysUser = GetUser(s);
            sysUser.Type = s.Type;
            userList.Add(sysUser);

            var mesStaffPositionLink =
                GetMesStaffPositionLink(s); // 获取 SysUser 实例
            mesStaffPositionLinkList.AddRange(mesStaffPositionLink);
        });

        var groupBy = list.GroupBy(s => s.Type)
            .ToDictionary(g => g.Key, g => g.ToList());
        return UseTransaction(db =>
        {
            foreach (var staffGroup in groupBy)
                switch (staffGroup.Key)
                {
                    case "0":
                        if (!UpdateStaffStatusBatch(db, staffGroup.Value,
                                "A")) // 批量启用员工
                            throw new NotImplementedException("启用失败");
                        break;
                    case "1":
                        if (!UpdateStaffStatusBatch(db, staffGroup.Value,
                                "B")) // 批量禁用员工
                            throw new NotImplementedException("禁用失败");
                        break;
                    case "3":
                        if (!DeleteStaffBatch(db, userList,
                                staffGroup.Value)) // 批量删除员工
                            throw new NotImplementedException("删除失败");
                        break;
                    case "2":
                    case "4":
                        if (!InsertOrUpdateBatch(db, userList,
                                staffGroup.Value,
                                mesStaffPositionLinkList)) // 批量插入或更新员工
                            throw new NotImplementedException("同步失败");
                        break;
                    default:
                        throw new ArgumentNullException(
                            $"type没有{staffGroup.Key}这个类型的参数");
                }

            return 1;
        }) > 0;
    }

    // 批量更新员工状态的方法
    private bool UpdateStaffStatusBatch(SqlSugarScope db,
        List<MesStaff> staffList, string status)
    {
        var ids = staffList.Select(it => it.Id).ToArray();
        var result = db.Updateable<MesStaff>()
            .SetColumns(s => s.FforbidStatus == status)
            .Where(s => ids.Contains(s.Id)).ExecuteCommand();

        if (result > 0)
            return true;

        throw new NotImplementedException(status == "A" ? "启用失败" : "禁用失败");
    }

    // 批量插入员工的方法
    private bool InsertStaffBatch(SqlSugarScope db, List<SysUser> userList,
        List<MesStaff> staffList)
    {
        var userInsert = userList.FindAll(s => s.Type == "INSERT");
        var executeCommand = db.Insertable(userInsert).ExecuteCommand();
        if (executeCommand > 0)
            if (db.Insertable(staffList).ExecuteCommand() > 0)
                return true;

        throw new ArgumentNullException("审核失败");
    }

    // 批量删除员工的方法
    private bool DeleteStaffBatch(SqlSugarScope db, List<SysUser> userList,
        List<MesStaff> staffList)
    {
        var sid = userList.FindAll(s => s.Type == "DELETE").Select(s => s.Sid)
            .ToArray();
        var result = db.Deleteable<SysUser>()
            .Where(s => sid.Contains(s.Sid)).ExecuteCommand();

        if (result > 0)
        {
            var ids = staffList.Select(it => it.Id).ToArray();
            if (db.Deleteable<MesStaff>().In(ids).ExecuteCommand() > 0)
                return true;
        }

        throw new ArgumentNullException("反审核失败");
    }

    // 批量插入或更新员工的方法
    private bool InsertOrUpdateBatch(SqlSugarScope db, List<SysUser> userList,
        List<MesStaff> staffList,
        List<MesStaffPositionLink> mesStaffPositionLink)
    {
        foreach (var sysUser in userList)
        {
            var entity = staffList.First(s => s.Id == sysUser.Sid);
            if (!InsertOrUpdateStaff(db, sysUser, entity, mesStaffPositionLink))
                return false;
        }

        return true;
    }
}