using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.Linq.Expressions;
using System.Threading.Tasks;

namespace Repository
{
    public interface IRepository
    {
        DbContext GetCurrentDbContext();
        /// <summary>
        /// 添加实体
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="entity"></param>
        /// <returns></returns>
        bool Add<T>(T entity) where T : class;
        /// <summary>
        /// 异步实现
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="entity"></param>
        /// <returns></returns>
        Task<bool> AddAsync<T>(T entity) where T : class;
        /// <summary>
        /// 批量的进行添加实体
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="entity"></param>
        /// <returns></returns>
        bool AddRange<T>(IEnumerable<T> entity) where T : class;
        /// <summary>
        /// 批量的进行添加实体
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="entity"></param>
        /// <returns></returns>
        Task<bool> AddRangeAsync<T>(IEnumerable<T> entity) where T : class;

        /// <summary>
        /// 删除单个实体
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="entity"></param>
        /// <returns></returns>
        bool Delete<T>(T entity) where T : class;
        /// <summary>
        /// 删除所有
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <returns></returns>
        bool DeleteAll<T>() where T : class;
        /// <summary>
        /// 异步删除所有
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <returns></returns>
        Task<bool> DeleteAllAsync<T>() where T : class;
        /// <summary>
        /// 根据查询条件进行删除单个实体
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="whereLambda"></param>
        /// <returns></returns>
        bool Delete<T>(Expression<Func<T, bool>> whereLambda) where T : class;
        /// <summary>
        /// 根据查询条件进行异步删除单个实体
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="whereLambda"></param>
        /// <returns></returns>
        Task<bool> DeleteAsync<T>(Expression<Func<T, bool>> whereLambda) where T : class;
        bool DeleteById<T>(dynamic id) where T : class;
        Task<bool> DeleteByIdAsync<T>(dynamic id) where T : class;
        /// <summary>
        ///单个对象的修改
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="entity">需要修改的对象</param>
        /// <returns></returns>
        bool Update<T>(T entity) where T : class;

        Task<bool> UpdateAsync<T>(T entity) where T : class;
        /// <summary>
        /// 批量修改
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="updateLambda"></param>
        /// <param name="whereLambda">
        /// </param>
        /// <returns></returns>
        bool Update<T>(Expression<Func<T, bool>> whereLambda, Expression<Func<T, T>> updateLambda) where T : class;
        /// <summary>
        /// 异步批量修改
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="updateLambda"></param>
        /// <param name="whereLambda">
        /// </param>
        /// <returns></returns>
        Task<bool> UpdateAsync<T>(Expression<Func<T, bool>> whereLambda, Expression<Func<T, T>> updateLambda) where T : class;

        /// <summary>
        /// 批量的修改
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="entity"></param>
        /// <returns></returns>
        bool Update<T>(List<T> entity) where T : class;


        /// <summary>
        /// 批量统一的进行更新
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="model">需要修改的对象实体</param>
        /// <param name="whereLambda">查询的条件</param>
        /// <param name="modifiedProNames"></param>
        /// <returns></returns>
        bool Update<T>(T model, Expression<Func<T, bool>> whereLambda, params string[] modifiedProNames) where T : class;
        /// <summary>
        /// 根据主键进行查询
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="id"></param>
        /// <returns></returns>
        T FindById<T>(dynamic id) where T : class;
        /// <summary>
        /// 根据主键进行查询异步
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="id"></param>
        /// <returns></returns>
        Task<T> FindByIdAsync<T>(dynamic id) where T : class;
        /// <summary>
        /// 默认查询选择第一条数据,没有那么进行返回NULL
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="whereLambda"></param>
        /// <returns>返回bool</returns>
        T GetFirstDefault<T>(Expression<Func<T, bool>> whereLambda = null) where T : class;
        Task<T> GetFirstDefaultAsync<T>(Expression<Func<T, bool>> whereLambda = null) where T : class;
        /// <summary>
        /// 查询所有的数据
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <returns></returns>
        List<T> GetAll<T>(string orderProperty) where T : class;
        /// <summary>
        /// 查询所有的数据
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <returns></returns>
        Task<List<T>> GetAllAsync<T>(string orderProperty) where T : class;

        /// <summary>
        /// 含有带条件的查询
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="path">Include Path</param>
        /// <param name="whereLambda"></param>
        /// <returns></returns>
        List<T> GetAllQuery<T>(string path,Expression<Func<T, bool>> whereLambda = null) where T : class;
        /// <summary>
        /// 含有带条件的查询
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="whereLambda"></param>
        /// <returns></returns>
        List<T> GetAllQuery<T>(Expression<Func<T, bool>> whereLambda = null) where T : class;
        /// <summary>
        /// 异步含有带条件的查询
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="whereLambda"></param>
        /// <returns></returns>
        Task<List<T>> GetAllQueryAsync<T>(Expression<Func<T, bool>> whereLambda = null) where T : class;
        /// <summary>
        ///获取查询的数量
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="whereLambda"></param>
        /// <returns></returns>
        int GetCount<T>(Expression<Func<T, bool>> whereLambda = null) where T : class;
        /// <summary>
        ///异步获取查询的数量
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="whereLambda"></param>
        /// <returns></returns>
        Task<int> GetCountAsync<T>(Expression<Func<T, bool>> whereLambda = null) where T : class;
        /// <summary>
        /// 判断对象是否存在
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="whereLambda"></param>
        /// <returns></returns>
        bool GetAny<T>(Expression<Func<T, bool>> whereLambda = null) where T : class;
        /// <summary>
        /// 异步判断对象是否存在
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="whereLambda"></param>
        /// <returns></returns>
        Task<bool> GetAnyAsync<T>(Expression<Func<T, bool>> whereLambda = null) where T : class;

        /// <summary>
        /// 根据查询过条件进行分页
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <typeparam name="TKey"></typeparam>
        /// <param name="pageIndex">当前页面</param>
        /// <param name="pageSize">页面的大小</param>
        /// <param name="orderBy">排序的条件</param>
        /// <param name="whereLambda">查询条件</param>
        /// <param name="isOrder">是否正序</param>
        /// <returns></returns>
        List<T> Pagination<T, TKey>(int pageIndex, int pageSize, Expression<Func<T, TKey>> orderBy, Expression<Func<T, bool>> whereLambda = null, bool isOrder = true) where T : class;

        /// <summary>
        /// 异步根据查询过条件进行分页
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <typeparam name="TKey"></typeparam>
        /// <param name="pageIndex">当前页面</param>
        /// <param name="pageSize">页面的大小</param>
        /// <param name="orderBy">排序的条件</param>
        /// <param name="whereLambda">查询条件</param>
        /// <param name="isOrder">是否正序</param>
        /// <returns></returns>
        Task<List<T>> PaginationAsync<T, TKey>(int pageIndex, int pageSize, Expression<Func<T, TKey>> orderBy,
            Expression<Func<T, bool>> whereLambda = null, bool isOrder = true) where T : class;
        /// <summary>
        /// 根据查询条件进行做分页查询
        /// </summary>
        /// <typeparam name="T">查询的对象</typeparam>
        /// <param name="pageIndex">当前的页码</param>
        /// <param name="pageSize">每页的大小</param>
        /// <param name="ordering">排序条件</param>
        /// <param name="whereLambda">查询条件</param>
        /// <returns></returns>
        List<T> Pagination<T>(int pageIndex, int pageSize, string ordering, Expression<Func<T, bool>> whereLambda = null) where T : class;


        /// <summary>
        /// 根据查询条件进行转化
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="whereLambda"></param>
        /// <returns></returns>
        List<T> GetSelect<T>(Expression<Func<T, bool>> whereLambda) where T : class;


        /// <summary>
        /// 执行存储过程或自定义sql语句--返回集合
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="sql"></param>
        /// <param name="parameters"></param>
        /// <param name="cmdType"></param>
        /// <returns></returns>
        List<T> QueryPro<T>(string sql, List<SqlParameter> parameters, CommandType cmdType = CommandType.Text) where T : class;


        /// <summary>
        /// 回滚
        /// </summary>
        /// <typeparam name="T"></typeparam>
        void RollBackChanges<T>() where T : class;
    }
}