using Infrastructure.Attribute;
using Infrastructure.Extensions;
using ZR.LiveForum.Model.Liveforum.Dto;
using ZR.LiveForum.Model.Liveforum;
using ZR.Repository;
using ZR.Service.Liveforum.ILiveforumService;

namespace ZR.Service.Liveforum
{
    /// <summary>
    /// 用户表，存储用户基本信息（移除登录相关字段）Service业务层处理
    /// </summary>
    [AppService(ServiceType = typeof(IT_UsersService), ServiceLifetime = LifeTime.Transient)]
    public class T_UsersService : BaseService<T_Users>, IT_UsersService
    {
        /// <summary>
        /// 查询用户表，存储用户基本信息（移除登录相关字段）列表
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        public PagedInfo<T_UsersDto> GetList(T_UsersQueryDto parm)
        {
            var predicate = QueryExp(parm);

            var response = Queryable()
                //.OrderBy("Id desc")
                .Where(predicate.ToExpression())
                .ToPage<T_Users, T_UsersDto>(parm);

            return response;
        }


        /// <summary>
        /// 获取详情
        /// </summary>
        /// <param name="Id"></param>
        /// <returns></returns>
        public T_Users GetInfo(long Id)
        {
            var response = Queryable()
                .Where(x => x.Id == Id)
                .First();

            return response;
        }

        /// <summary>
        /// 添加用户表，存储用户基本信息（移除登录相关字段）
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public T_Users AddT_Users(T_Users model)
        {
            return Insertable(model).ExecuteReturnEntity();
        }

        /// <summary>
        /// 修改用户表，存储用户基本信息（移除登录相关字段）
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public int UpdateT_Users(T_Users model)
        {
            return Update(model, true, "修改用户表，存储用户基本信息（移除登录相关字段）");
        }

        /// <summary>
        /// 导出用户表，存储用户基本信息（移除登录相关字段）
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        public PagedInfo<T_UsersDto> ExportList(T_UsersQueryDto parm)
        {
            parm.PageNum = 1;
            parm.PageSize = 100000;
            var predicate = QueryExp(parm);

            var response = Queryable()
                .Where(predicate.ToExpression())
                .Select((it) => new T_UsersDto()
                {
                    GenderLabel = it.Gender.GetConfigValue<Model.System.SysDictData>("liveforum_user_gender"),
                    CertifiedTypeLabel = it.CertifiedType.GetConfigValue<Model.System.SysDictData>("liveforum_sk"),
                    StatusLabel = it.Status.GetConfigValue<Model.System.SysDictData>("liveforum_user_status"),
                }, true)
                .ToPage(parm);

            return response;
        }

        /// <summary>
        /// 查询导出表达式
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        private static Expressionable<T_Users> QueryExp(T_UsersQueryDto parm)
        {
            var predicate = Expressionable.Create<T_Users>();

            predicate = predicate.AndIF(parm.Id != null, it => it.Id == parm.Id);
            predicate = predicate.AndIF(!string.IsNullOrEmpty(parm.NickName), it => it.NickName.Contains(parm.NickName));
            return predicate;
        }
    }
}