using System.Linq.Expressions;
using DS.Module.Core;
using DS.Module.Core.Data;
using DS.Module.Core.Extensions;
using DS.WMS.Core.Code.Dtos;
using DS.WMS.Core.Code.Entity;
using DS.WMS.Core.Info.Dtos;
using DS.WMS.Core.Info.Interface;
using DS.WMS.Core.Op.Entity;
using DS.WMS.Core.Sys.Entity;
using Mapster;

namespace DS.WMS.Core.Info.Method
{
    /// <summary>
    /// 客户参数
    /// </summary>
    public class ClientParamService : ServiceBase, IClientParamService
    {
        /// <summary>
        /// 初始化
        /// </summary>
        /// <param name="serviceProvider"></param>
        public ClientParamService(IServiceProvider serviceProvider) : base(serviceProvider)
        {
        }

        /// <summary>
        /// 获取客户参数
        /// </summary>
        /// <typeparam name="T">参数值的类型</typeparam>
        /// <param name="businessId">业务ID</param>
        /// <param name="paramName">参数名</param>
        /// <param name="joinExpression">客户类别连接条件</param>
        /// <returns></returns>
        public async Task<Param<T>> GetParamAsync<T>(long businessId, string paramName,
            Expression<Func<InfoClientParam, SeaExport, bool>> joinExpression)
        {
            Param<T?> param = new() { Name = paramName };
            var model = await TenantDb.Queryable<InfoClientParam>()
            .InnerJoin(joinExpression)
            .Where((x, y) => y.Id == businessId && x.ParamCode == paramName)
            .Select((x, y) => new
            {
                x.ItemCode,
                x.ItemName
            }).FirstAsync();

            param.DisplayValue = model?.ItemName;
            if (model == null)
                return param;

            var type = typeof(T);
            var targetType = Nullable.GetUnderlyingType(type);
            if (targetType != null)
                type = targetType;

            if (type.IsEnum && Enum.TryParse(type, model.ItemCode, true, out object? enumValue)) //枚举特殊处理
            {
                param.Value = (T)enumValue;
            }
            else
            {
                param.Value = (T)Convert.ChangeType(model.ItemCode, type);
            }

            return param;
        }

        /// <summary>
        /// 列表
        /// </summary>
        /// <param name="request"></param>
        /// <returns></returns>
        public DataResult<List<ClientParamRes>> GetListByPage(PageRequest request)
        {
            //序列化查询条件
            var whereList = request.GetConditionalModels(Db);
            var data = TenantDb.Queryable<InfoClientParam>()
                .Where(whereList)
                .Select<ClientParamRes>().ToQueryPage(request.PageCondition);
            return data;
        }
        /// <summary>
        /// 编辑
        /// </summary>
        /// <param name="req"></param>
        /// <returns></returns>
        public DataResult EditClientParam(ClientParamReq req)
        {
            if (req.Id == 0)
            {

                if (TenantDb.Queryable<InfoClientParam>().Where(x => x.ParamId == req.ParamId && x.CustomerId == req.CustomerId).Any())
                {
                    return DataResult.Failed("往来单位参数已存在!", MultiLanguageConst.ClientParamExist);
                }

                var data = req.Adapt<InfoClientParam>();

                var entity = TenantDb.Insertable(data).ExecuteReturnEntity();

                return DataResult.Successed("添加成功!", entity.Id, MultiLanguageConst.DataCreateSuccess);
            }
            else
            {
                var info = TenantDb.Queryable<InfoClientParam>().Where(x => x.Id == req.Id).First();

                info = req.Adapt(info);

                TenantDb.Updateable(info).IgnoreColumns(ignoreAllNullColumns: true).ExecuteCommand();
                return DataResult.Successed("更新成功!", MultiLanguageConst.DataUpdateSuccess);
            }
        }
        /// <summary>
        /// 详情
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public DataResult<ClientParamRes> GetClientParamInfo(string id)
        {
            var data = TenantDb.Queryable<InfoClientParam>()
                .Where(a => a.Id == long.Parse(id))
                .Select<ClientParamRes>()
                .First();
            return DataResult<ClientParamRes>.Success(data, MultiLanguageConst.DataQuerySuccess);
        }

        public DataResult BatchDelClientParam(IdModel req)
        {
            var list = TenantDb.Queryable<InfoClientParam>().Where(x => req.Ids.Contains(x.Id)).ToList();
            if (list.Count > 0)
            {
                TenantDb.Deleteable(list).ExecuteCommand();
            }
            return DataResult.Successed("删除成功!", MultiLanguageConst.DataDelSuccess);
        }

        public DataResult<List<TenantParamSelectRes>> GetTenantParamSelectList()
        {
            var data = Db.Queryable<SysTenantParam>().Where(x => x.Status == StatusEnum.Enable)
                .Select<TenantParamSelectRes>()
                .ToList();
            return DataResult<List<TenantParamSelectRes>>.Success(data, MultiLanguageConst.DataQuerySuccess);
        }

        public DataResult<List<TenantParamDataSelectRes>> GetTenantParamDataSelectList(string code = "")
        {
            var data = Db.Queryable<SysTenantParamData>().Where(x => x.Status == StatusEnum.Enable)
                .WhereIF(code.IsNotEmptyOrNull(), x => x.ParamCode.ToLower() == code.ToLower())
                .Select<TenantParamDataSelectRes>()
                .ToList();
            return DataResult<List<TenantParamDataSelectRes>>.Success(data, MultiLanguageConst.DataQuerySuccess);
        }
    }
}