using System.Collections.Generic;
using System.Data;
using System.Linq.Expressions;
using AgileObjects.AgileMapper;
using SqlSugar;
using Tiobon.Core.Common;
using Tiobon.Core.Common.Helper;
using Tiobon.Core.Common.UserManager;
using Tiobon.Core.IRepository.Base;
using Tiobon.Core.IServices.BASE;
using Tiobon.Core.Model;

namespace Tiobon.Core.Services.BASE
{
    /// <summary>
    /// 增删改查基础服务
    /// </summary>
    /// <typeparam name="TEntity"></typeparam>
    /// <typeparam name="TEntityDto"></typeparam>
    /// <typeparam name="TInsertDto"></typeparam>
    /// <typeparam name="TEditDto"></typeparam>
    public class BaseServices<TEntity, TEntityDto, TInsertDto, TEditDto> : IBaseServices<TEntity, TEntityDto, TInsertDto, TEditDto> where TEntity : class, new()
    {
        public BaseServices(IBaseRepository<TEntity> BaseDal = null)
        {
            this.BaseDal = BaseDal;
        }

        //public IBaseRepository<TEntity> baseDal = new BaseRepository<TEntity>();
        public IBaseRepository<TEntity> BaseDal { get; set; } //通过在子类的构造函数中注入，这里是基类，不用构造函数

        public ISqlSugarClient Db => BaseDal.Db;

        public async Task<TEntity> QueryById(object objId)
        {
            return await BaseDal.QueryById(objId);
        }

        /// <summary>
        /// 根据ID查询一条数据
        /// </summary>
        /// <param name="objId">id（必须指定主键特性 [SugarColumn(IsPrimaryKey=true)]），如果是联合主键，请使用Where条件</param>
        /// <param name="blnUseCache">是否使用缓存</param>
        /// <returns>数据实体</returns>
        public async Task<TEntity> QueryById(object objId, bool blnUseCache = false)
        {
            return await BaseDal.QueryById(objId, blnUseCache);
        }

        /// <summary>
        /// 根据ID查询数据
        /// </summary>
        /// <param name="lstIds">id列表（必须指定主键特性 [SugarColumn(IsPrimaryKey=true)]），如果是联合主键，请使用Where条件</param>
        /// <returns>数据实体列表</returns>
        public async Task<List<TEntity>> QueryByIDs(object[] lstIds)
        {
            return await BaseDal.QueryByIDs(lstIds);
        }

        /// <summary>
        /// 写入实体数据
        /// </summary>
        /// <param name="entity">博文实体类</param>
        /// <returns></returns>
        public async Task<long> Add(TEntity entity)
        {
            var userId = UserContext.Current.User_Id;
            return await BaseDal.Add(entity);
        }

        /// <summary>
        /// 批量插入实体(速度快)
        /// </summary>
        /// <param name="listEntity">实体集合</param>
        /// <returns>影响行数</returns>
        public async Task<List<long>> Add(List<TEntity> listEntity)
        {
            return await BaseDal.Add(listEntity);
        }

        /// <summary>
        /// 更新实体数据
        /// </summary>
        /// <param name="entity">博文实体类</param>
        /// <returns></returns>
        public async Task<bool> Update(TEntity entity)
        {
            return await BaseDal.Update(entity);
        }
        /// <summary>
        /// 更新实体数据
        /// </summary>
        /// <param name="entity">博文实体类</param>
        /// <returns></returns>
        public async Task<bool> Update(List<TEntity> entity)
        {
            return await BaseDal.Update(entity);
        }

        public async Task<bool> Update(TEntity entity, string where)
        {
            return await BaseDal.Update(entity, where);
        }

        public async Task<bool> Update(object operateAnonymousObjects)
        {
            return await BaseDal.Update(operateAnonymousObjects);
        }

        public async Task<bool> Update(
            TEntity entity,
            List<string> lstColumns = null,
            List<string> lstIgnoreColumns = null,
            string where = ""
        )
        {
            return await BaseDal.Update(entity, lstColumns, lstIgnoreColumns, where);
        }


        /// <summary>
        /// 根据实体删除一条数据
        /// </summary>
        /// <param name="entity">博文实体类</param>
        /// <returns></returns>
        public async Task<bool> Delete(TEntity entity)
        {
            return await BaseDal.Delete(entity);
        }

        /// <summary>
        /// 删除指定ID的数据
        /// </summary>
        /// <param name="id">主键ID</param>
        /// <returns></returns>
        public async Task<bool> DeleteById(object id)
        {
            return await BaseDal.DeleteById(id);
        }

        /// <summary>
        /// 删除指定ID集合的数据(批量删除)
        /// </summary>
        /// <param name="ids">主键ID集合</param>
        /// <returns></returns>
        public async Task<bool> DeleteByIds(object[] ids)
        {
            return await BaseDal.DeleteByIds(ids);
        }


        /// <summary>
        /// 查询所有数据
        /// </summary>
        /// <returns>数据列表</returns>
        public async Task<List<TEntity>> Query()
        {
            return await BaseDal.Query();
        }

        /// <summary>
        /// 查询数据列表
        /// </summary>
        /// <param name="where">条件</param>
        /// <returns>数据列表</returns>
        public async Task<List<TEntity>> Query(string where)
        {
            return await BaseDal.Query(where);
        }

        /// <summary>
        /// 查询数据列表
        /// </summary>
        /// <param name="whereExpression">whereExpression</param>
        /// <returns>数据列表</returns>
        public async Task<List<TEntity>> Query(Expression<Func<TEntity, bool>> whereExpression)
        {
            return await BaseDal.Query(whereExpression);
        }

        /// <summary>
        /// 按照特定列查询数据列表
        /// </summary>
        /// <typeparam name="TResult"></typeparam>
        /// <param name="expression"></param>
        /// <returns></returns>
        public async Task<List<TResult>> Query<TResult>(Expression<Func<TEntity, TResult>> expression)
        {
            return await BaseDal.Query(expression);
        }

        /// <summary>
        /// 按照特定列查询数据列表带条件排序
        /// </summary>
        /// <typeparam name="TResult"></typeparam>
        /// <param name="whereExpression">过滤条件</param>
        /// <param name="expression">查询实体条件</param>
        /// <param name="orderByFileds">排序条件</param>
        /// <returns></returns>
        public async Task<List<TResult>> Query<TResult>(Expression<Func<TEntity, TResult>> expression, Expression<Func<TEntity, bool>> whereExpression, string orderByFileds)
        {
            return await BaseDal.Query(expression, whereExpression, orderByFileds);
        }

        /// <summary>
        /// 查询一个列表
        /// </summary>
        /// <param name="whereExpression">条件表达式</param>
        /// <param name="strOrderByFileds">排序字段，如name asc,age desc</param>
        /// <returns>数据列表</returns>
        public async Task<List<TEntity>> Query(Expression<Func<TEntity, bool>> whereExpression, Expression<Func<TEntity, object>> orderByExpression, bool isAsc = true)
        {
            return await BaseDal.Query(whereExpression, orderByExpression, isAsc);
        }

        public async Task<List<TEntity>> Query(Expression<Func<TEntity, bool>> whereExpression, string orderByFileds)
        {
            return await BaseDal.Query(whereExpression, orderByFileds);
        }

        /// <summary>
        /// 查询一个列表
        /// </summary>
        /// <param name="where">条件</param>
        /// <param name="orderByFileds">排序字段，如name asc,age desc</param>
        /// <returns>数据列表</returns>
        public async Task<List<TEntity>> Query(string where, string orderByFileds)
        {
            return await BaseDal.Query(where, orderByFileds);
        }

        /// <summary>
        /// 根据sql语句查询
        /// </summary>
        /// <param name="sql">完整的sql语句</param>
        /// <param name="parameters">参数</param>
        /// <returns>泛型集合</returns>
        public async Task<List<TEntity>> QuerySql(string sql, SugarParameter[] parameters = null)
        {
            return await BaseDal.QuerySql(sql, parameters);
        }

        /// <summary>
        /// 根据sql语句查询
        /// </summary>
        /// <param name="sql">完整的sql语句</param>
        /// <param name="parameters">参数</param>
        /// <returns>DataTable</returns>
        public async Task<DataTable> QueryTable(string sql, SugarParameter[] parameters = null)
        {
            return await BaseDal.QueryTable(sql, parameters);
        }

        /// <summary>
        /// 查询前N条数据
        /// </summary>
        /// <param name="whereExpression">条件表达式</param>
        /// <param name="top">前N条</param>
        /// <param name="orderByFileds">排序字段，如name asc,age desc</param>
        /// <returns>数据列表</returns>
        public async Task<List<TEntity>> Query(Expression<Func<TEntity, bool>> whereExpression, int top, string orderByFileds)
        {
            return await BaseDal.Query(whereExpression, top, orderByFileds);
        }

        /// <summary>
        /// 查询前N条数据
        /// </summary>
        /// <param name="where">条件</param>
        /// <param name="top">前N条</param>
        /// <param name="orderByFileds">排序字段，如name asc,age desc</param>
        /// <returns>数据列表</returns>
        public async Task<List<TEntity>> Query(
            string where,
            int top,
            string orderByFileds)
        {
            return await BaseDal.Query(where, top, orderByFileds);
        }

        /// <summary>
        /// 分页查询
        /// </summary>
        /// <param name="whereExpression">条件表达式</param>
        /// <param name="pageIndex">页码（下标0）</param>
        /// <param name="pageSize">页大小</param>
        /// <param name="orderByFileds">排序字段，如name asc,age desc</param>
        /// <returns>数据列表</returns>
        public async Task<List<TEntity>> Query(
            Expression<Func<TEntity, bool>> whereExpression,
            int pageIndex,
            int pageSize,
            string orderByFileds)
        {
            return await BaseDal.Query(
                whereExpression,
                pageIndex,
                pageSize,
                orderByFileds);
        }

        /// <summary>
        /// 分页查询
        /// </summary>
        /// <param name="where">条件</param>
        /// <param name="pageIndex">页码（下标0）</param>
        /// <param name="pageSize">页大小</param>
        /// <param name="orderByFileds">排序字段，如name asc,age desc</param>
        /// <returns>数据列表</returns>
        public async Task<List<TEntity>> Query(
            string where,
            int pageIndex,
            int pageSize,
            string orderByFileds)
        {
            return await BaseDal.Query(
                where,
                pageIndex,
                pageSize,
                orderByFileds);
        }

        public async Task<PageModel<TEntity>> QueryPage(Expression<Func<TEntity, bool>> whereExpression,
            int pageIndex = 1, int pageSize = 20, string orderByFileds = null)
        {
            return await BaseDal.QueryPage(whereExpression,
                pageIndex, pageSize, orderByFileds);
        }

        public async Task<PageModel<TEntityDto>> QueryFilterPage([FromFilter] QueryFilter filter)
        {
            var data = await BaseDal.QueryFilterPage(filter);

            return new PageModel<TEntityDto>(filter.PageIndex, data.dataCount, filter.PageSize, Mapper.Map(data.data).ToANew<List<TEntityDto>>());

        }

        public async Task<List<TResult>> QueryMuch<T, T2, T3, TResult>(Expression<Func<T, T2, T3, object[]>> joinExpression, Expression<Func<T, T2, T3, TResult>> selectExpression, Expression<Func<T, T2, T3, bool>> whereLambda = null) where T : class, new()
        {
            return await BaseDal.QueryMuch(joinExpression, selectExpression, whereLambda);
        }

        public async Task<PageModel<TEntity>> QueryPage(PaginationModel pagination)
        {
            var express = DynamicLinqFactory.CreateLambda<TEntity>(pagination.Conditions);
            return await QueryPage(express, pagination.PageIndex, pagination.PageSize, pagination.OrderByFileds);
        }

        #region 分表

        public async Task<List<long>> AddSplit(TEntity entity)
        {
            return await BaseDal.AddSplit(entity);
        }

        public async Task<bool> UpdateSplit(TEntity entity, DateTime dateTime)
        {
            return await BaseDal.UpdateSplit(entity, dateTime);
        }

        /// <summary>
        /// 根据实体删除一条数据
        /// </summary>
        /// <param name="entity">博文实体类</param>
        /// <returns></returns>
        public async Task<bool> DeleteSplit(TEntity entity, DateTime dateTime)
        {
            return await BaseDal.DeleteSplit(entity, dateTime);
        }

        public async Task<TEntity> QueryByIdSplit(object objId)
        {
            return await BaseDal.QueryByIdSplit(objId);
        }

        public async Task<PageModel<TEntity>> QueryPageSplit(Expression<Func<TEntity, bool>> whereExpression, DateTime beginTime, DateTime endTime,
            int pageIndex = 1, int pageSize = 20, string orderByFields = null)
        {
            return await BaseDal.QueryPageSplit(whereExpression, beginTime, endTime,
                pageIndex, pageSize, orderByFields);
        }

        #endregion
    }
}