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

        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, entity)) // 插入或更新员工
                        return 1;
                    break;
                case "3":
                    if (DeleteStaff(db, entity.Id)) // 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");
    }

    // 插入或更新员工的方法
    private bool InsertOrUpdateStaff(SqlSugarScope db,MesStaff entity)
    {
        var exists = db.Queryable<MesStaff>().Any(u => u.StaffNo == entity.StaffNo);
        if (exists)
        {
            var updateStaff = db.Updateable(entity).ExecuteCommand();
            if (updateStaff > 0)
            {
                return true;
            }
        }
        else
        {
            var insertStaff = db.Insertable(entity).ExecuteCommand();
            if (insertStaff > 0)
            {
                return true;
            }
        }

        return false;
    }

    // 删除员工的方法
    private bool DeleteStaff(SqlSugarScope db,decimal staffId)
    {
        var deleteStaff =db.Deleteable<MesStaff>().In(staffId).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,
            DepartmentNo = staff.FPostDept,
            PositionCode = staff.FPost,
            PhoneNumber = staff.FMobile,
            CreateOrg = Convert.ToDecimal(staff.FCreateOrgId),
            UseOrg = Convert.ToDecimal(staff.FUseOrgId),
            CreateDate = DateTime.Now,
            Remark = staff.FDescription,
            FforbidStatus = staff.FForbidStatus
        };

        if (staff.FStaffStartDate != null)
        {
            entity.StartDate = DateTime.ParseExact(staff.FStaffStartDate, "yyyy-MM-dd HH:mm:ss", null);
        }

        return entity;
    }

    // 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>();

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

        });

        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 "2":
                        if (!InsertStaffBatch(db,staffGroup.Value)) // 批量插入员工
                            throw new NotImplementedException("插入失败");
                        break;
                    case "3":
                        if (!DeleteStaffBatch(db,staffGroup.Value)) // 批量删除员工
                            throw new NotImplementedException("删除失败");
                        break;
                    case "4":
                        if (!InsertOrUpdateBatch(db,staffGroup.Value)) // 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<MesStaff> staffList)
    {
        var userInsert = staffList.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<MesStaff> staffList)
    {
        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<MesStaff> staffList)
    {
        foreach (var staff in staffList)
        {
            var entity = staffList.First(s => s.StaffNo == staff.StaffNo);
            if (!InsertOrUpdateStaff(db, entity))
            {
                return false;
            }
        }

        return true;
    }
}