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

namespace MES.Service.service.BasicData;

public class MesCustomerManager : Repository<MesCustomer>
{
    public bool Save(ErpCustomer customer)
    {
        var entity = GetSysDepartment(customer);

        return UseTransaction(db =>
        {
            switch (customer.Type)
            {
                case "0":
                    if (UpdateCustomerStatus(db, entity.Id, "A"))
                        return 1;
                    break;
                case "1":
                    if (UpdateCustomerStatus(db, entity.Id, "B"))
                        return 1;
                    break;
                case "3":
                    if (DeleteCustomer(db, entity.Id))
                        return 1;
                    break;
                case "2":
                case "4":
                    if (InsertOrUpdate(db, entity))
                        return 1;
                    break;
                default:
                    throw new ArgumentNullException(
                        $"type没有{customer.Type}这个类型的参数");
            }

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

    public bool SaveList(List<ErpCustomer> customers)
    {
        if (customers == null || !customers.Any())
        {
            Console.WriteLine("警告: 传入的列表为空");
            return false;
        }

        // 逐条处理，全部成功才返回true（事务内批量处理更优，此处保持原有逻辑）
        var result = customers.Select(Save).ToList();
        return result.All(b => b);
    }

    private bool UpdateCustomerStatus(SqlSugarScope db, decimal customerId,
        string status)
    {
        var result = db.Updateable<MesCustomer>()
            .SetColumns(s => s.Fforbidstatus == status)
            .Where(s => s.Id == customerId).ExecuteCommand();

        if (result > 0)
            return true;

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

    private bool InsertCustomer(SqlSugarScope db, MesCustomer entity)
    {
        var insert = db.Insertable(entity).ExecuteCommand();
        if (insert > 0)
            return true;

        throw new NotImplementedException("插入失败");
    }

    private bool DeleteCustomer(SqlSugarScope db, decimal customerId)
    {
        var deleteById = db.Deleteable<MesCustomer>()
            .Where(s => s.Id == customerId).ExecuteCommand();
        if (deleteById > 0)
            return true;

        throw new NotImplementedException("删除失败");
    }

    private MesCustomer GetSysDepartment(ErpCustomer customer)
    {
        //ERP傳輸的接口數據轉換為MES數據庫字段
        var fForbidStatus = customer.FForbidStatus;
        if (customer.FForbidStatus == "0")
        {
            fForbidStatus = "A";
        }
        else if (customer.FForbidStatus == "1")
        {
            fForbidStatus = "B";
        }

        var entity = new MesCustomer
        {
            // Id = string.IsNullOrEmpty(customer.Id)
            //     ? DateTimeOffset.UtcNow.ToUnixTimeSeconds()
            //     : Convert.ToDecimal(customer.Id),
            
            CustNo = customer.FNumber,
            CustSname = customer.FShortName,
            CustName = customer.FName,
            Anred = customer.FTContact,
            Telf1 = customer.Fmobilephone,
            Fseller = customer.Fseller,
            Fforbidstatus = fForbidStatus,
            FSubsidiary = string.IsNullOrEmpty(customer.FUseOrgId)
                ? "1"
                : customer.FUseOrgId,
            Fumbrella = string.IsNullOrEmpty(customer.FCreateOrgId)
                ? "1"
                : customer.FCreateOrgId,
            CreateDate = DateTime.Now,
            LastupdateDate = DateTime.Now,
            Company = "1000",
            Factory = "1000",
            DataType = customer.FDocumentStatus,
            Type = customer.Type,
        };

        var mesCustomer = Db.Queryable<MesCustomer>()
            .Where(s => s.CustNo == entity.CustNo)
            .First();

        if (mesCustomer != null)
        {
            entity.Id = mesCustomer.Id;
        }

        return entity;
    }

    private bool UpdateCustomerStatusBatch(SqlSugarScope db,
        List<MesCustomer> customerList, string status)
    {
        var ids = customerList.Select(it => it.Id).ToArray();
        var result = db.Updateable<MesCustomer>()
            .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");
    }

    private bool InsertCustomerBatch(SqlSugarScope db,
        List<MesCustomer> customerList)
    {
        var insertRange = db.Insertable(customerList).ExecuteCommand();
        if (insertRange > 0)
            return true;

        throw new NotImplementedException("插入失败");
    }

    private bool DeleteCustomerBatch(SqlSugarScope db,
        List<MesCustomer> customerList)
    {
        var ids = customerList.Select(it => it.Id).ToArray();
        var deleteByIds = db.Deleteable<MesCustomer>()
            .Where(s => ids.Contains(s.Id)).ExecuteCommand();
        if (deleteByIds > 0)
            return true;

        throw new NotImplementedException("删除失败");
    }

    private bool InsertOrUpdate(SqlSugarScope db, MesCustomer entity)
    {
        db.Deleteable<MesCustomer>().Where(s => s.Id == entity.Id)
            .ExecuteCommand();

        var insert = db.Insertable(entity).ExecuteCommand();

        return insert > 0;
    }

    private bool InsertOrUpdateBatch(SqlSugarScope db,
        List<MesCustomer> customerList)
    {
        return customerList.All(entity => InsertOrUpdate(db, entity));
    }
}