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using Microsoft.AspNetCore.Http;
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using System;
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using System.Collections.Generic;
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using System.Linq.Expressions;
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using WIDESEA_Core.CacheManager;
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using WIDESEA_Core.Utilities;
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using WIDESEA_Entity.DomainModels;
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using WIDESEA_Entity.SystemModels;
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namespace WIDESEA_Core.BaseProvider
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{
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public interface IService<T> where T : BaseEntity
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{
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ICacheService CacheContext { get; }
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Microsoft.AspNetCore.Http.HttpContext Context { get; }
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/// <summary>
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/// 查询
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/// </summary>
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/// <param name="pageData"></param>
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/// <returns></returns>
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PageGridData<T> GetPageData(PageDataOptions pageData);
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object GetDetailPage(PageDataOptions pageData);
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WebResponseContent Upload(List<IFormFile> files);
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WebResponseContent DownLoadTemplate();
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WebResponseContent Import(List<IFormFile> files);
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/// <summary>
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/// 导出
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/// </summary>
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/// <param name="pageData"></param>
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/// <returns></returns>
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WebResponseContent Export(PageDataOptions pageData);
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/// <summary>
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/// 新增
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/// </summary>
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/// <param name="saveDataModel">主表与子表的数据</param>
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/// <returns></returns>
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WebResponseContent Add(SaveModel saveDataModel);
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/// <summary>
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///
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/// </summary>
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/// <param name="entity">保存的实体</param>
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/// <param name="validationEntity">是否对实体进行校验</param>
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/// <returns></returns>
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WebResponseContent AddEntity(T entity, bool validationEntity = true);
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/// <summary>
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///
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/// </summary>
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/// <typeparam name="TDetail"></typeparam>
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/// <param name="entity">保存的实体</param>
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/// <param name="list">保存的明细</param>
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/// <param name="validationEntity">是否对实体进行校验</param>
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/// <returns></returns>
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WebResponseContent Add<TDetail>(T entity, List<TDetail> list = null, bool validationEntity = true) where TDetail : class;
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/// <summary>
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/// 编辑
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/// </summary>
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/// <param name="saveDataModel">主表与子表的数据</param>
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/// <returns></returns>
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WebResponseContent Update(SaveModel saveDataModel);
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/// <summary>
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/// 删除数据
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/// </summary>
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/// <param name="keys">删除的主键</param>
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/// <param name="delList">是否删除对应明细(默认会删除明细)</param>
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/// <returns></returns>
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WebResponseContent Del(object[] keys, bool delList = true);
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WebResponseContent Audit(object[] id, int? auditStatus, string auditReason);
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(string, T, bool) ApiValidate(string bizContent, Expression<Func<T, object>> expression = null);
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/// <summary>
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///
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/// </summary>
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/// <typeparam name="TInput"></typeparam>
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/// <param name="bizContent"></param>
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/// <param name="expression">对指属性验证格式如：x=>new { x.UserName,x.Value }</param>
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/// <returns>(string,TInput, bool) string:返回验证消息,TInput：bizContent序列化后的对象,bool:验证是否通过</returns>
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(string, TInput, bool) ApiValidateInput<TInput>(string bizContent, Expression<Func<TInput, object>> expression);
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/// <summary>
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///
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/// </summary>
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/// <typeparam name="TInput"></typeparam>
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/// <param name="bizContent"></param>
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/// <param name="expression">对指属性验证格式如：x=>new { x.UserName,x.Value }</param>
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/// <param name="validateExpression">对指定的字段只做合法性判断比如长度是是否超长</param>
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/// <returns>(string,TInput, bool) string:返回验证消息,TInput：bizContent序列化后的对象,bool:验证是否通过</returns>
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(string, TInput, bool) ApiValidateInput<TInput>(string bizContent, Expression<Func<TInput, object>> expression, Expression<Func<TInput, object>> validateExpression);
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/// <summary>
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/// 将数据源映射到新的数据中,List<TSource>映射到List<TResult>或TSource映射到TResult
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/// 目前只支持Dictionary或实体类型
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/// </summary>
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/// <typeparam name="TSource"></typeparam>
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/// <typeparam name="TResult"></typeparam>
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/// <param name="source"></param>
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/// <param name="resultExpression">只映射返回对象的指定字段</param>
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/// <param name="sourceExpression">只映射数据源对象的指定字段</param>
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/// 过滤条件表达式调用方式：List表达式x => new { x[0].MenuName, x[0].Menu_Id}，表示指定映射MenuName,Menu_Id字段
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/// List<Sys_Menu> list = new List<Sys_Menu>();
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/// list.MapToObject<List<Sys_Menu>, List<Sys_Menu>>(x => new { x[0].MenuName, x[0].Menu_Id}, null);
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///
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///过滤条件表达式调用方式：实体表达式x => new { x.MenuName, x.Menu_Id}，表示指定映射MenuName,Menu_Id字段
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/// Sys_Menu sysMenu = new Sys_Menu();
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/// sysMenu.MapToObject<Sys_Menu, Sys_Menu>(x => new { x.MenuName, x.Menu_Id}, null);
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/// <returns></returns>
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TResult MapToEntity<TSource, TResult>(TSource source, Expression<Func<TResult, object>> resultExpression,
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Expression<Func<TSource, object>> sourceExpression = null) where TResult : class;
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/// <summary>
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/// 将一个实体的赋到另一个实体上,应用场景：
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/// 两个实体，a a1= new a();b b1= new b(); a1.P=b1.P; a1.Name=b1.Name;
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/// </summary>
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/// <typeparam name="TSource"></typeparam>
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/// <typeparam name="TResult"></typeparam>
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/// <param name="source"></param>
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/// <param name="result"></param>
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/// <param name="expression">指定对需要的字段赋值,格式x=>new {x.Name,x.P},返回的结果只会对Name与P赋值</param>
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void MapValueToEntity<TSource, TResult>(TSource source, TResult result, Expression<Func<TResult, object>> expression = null) where TResult : class;
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}
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}
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