457 lines
14 KiB
C#
457 lines
14 KiB
C#
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using AutoMapper;
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using IRaCIS.Core.Domain.Models;
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using IRaCIS.Core.Infrastructure;
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using IRaCIS.Core.Infrastructure.Extention;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.EntityFrameworkCore.ChangeTracking;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Linq.Expressions;
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using System.Threading.Tasks;
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using IRaCIS.Core.Domain.Share;
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namespace IRaCIS.Core.Infra.EFCore
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{
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#region 泛型通用版本
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public interface IRepository
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{
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IQueryable<T> GetQueryable<T>(bool ignoreQueryFilters = false) where T : Entity;
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DbSet<T> Set<T>() where T : Entity;
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EntityEntry<T> Entry<T>(T t) where T : Entity;
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Task<bool> SaveChangesAsync();
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IQueryable<T> WhereIf<T>(bool condition, Expression<Func<T, bool>> filter) where T : Entity;
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Task<bool> AnyAsync<T>(Expression<Func<T, bool>> filter, bool ignoreQueryFilters = false) where T : Entity;
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/// <summary>
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///不跟踪 查询单个实体，不会出现NUll
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/// </summary>
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/// <param name="exp"></param>
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/// <param name="ignoreQueryFilters"></param>
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/// <returns></returns>
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Task<T> FirstAsync<T>(Expression<Func<T, bool>> exp = null, bool isTracking = false, bool ignoreQueryFilters = false) where T : Entity;
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Task<T> FirstOrDefaultAsync<T>(Expression<Func<T, bool>> exp = null, bool ignoreQueryFilters = false) where T : Entity;
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Task<int> CountAsync<T>(Expression<Func<T, bool>> exp = null, bool ignoreQueryFilters = false) where T : Entity;
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IQueryable<T> Where<T>(Expression<Func<T, bool>> exp = null, bool isTraking = false, bool ignoreQueryFilters = false) where T : Entity;
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ValueTask<T> FindAsync<T>(Guid id) where T : Entity;
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Task<T> InsertOrUpdateAsync<T, TFrom>(TFrom from, bool autoSave = false, params EntityVerifyExp<T>[] verify) where T : Entity;
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Task<T> InsertFromDTOAsync<T, TFrom>(TFrom from, bool autoSave = false, params EntityVerifyExp<T>[] verify) where T : Entity;
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Task<T> UpdateFromDTOAsync<T, TFrom>(TFrom from, bool autoSave = false, bool ignoreDtoNullProperty = true, params EntityVerifyExp<T>[] verify) where T : Entity;
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ValueTask<T> AddAsync<T>(T entity, bool autoSave = false) where T : Entity;
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Task UpdateRange<T>(IEnumerable<T> entities, bool autoSave = false) where T : Entity;
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Task<bool> AddRangeAsync<T>(IEnumerable<T> entities, bool autoSave = false) where T : Entity;
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Task<bool> UpdateAsync<T>(T entity, bool autoSave = false) where T : Entity;
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Task<bool> DeleteAsync<T>(T entity, bool autoSave = false) where T : Entity;
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Task<bool> BatchDeleteAsync<T>(Expression<Func<T, bool>> deleteFilter) where T : Entity;
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Task<bool> BatchUpdateAsync<T>(Expression<Func<T, bool>> where, Expression<Func<T, T>> updateFactory) where T : Entity;
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Task UpdatePartialFromQueryAsync<T>(Expression<Func<T, bool>> updateFilter,
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Expression<Func<T, T>> updateFactory,
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bool autoSave = false, bool ignoreQueryFilter = false) where T : Entity;
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}
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public class Repository : IRepository
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{
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#region 构造 基本
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private IRaCISDBContext _dbContext { get; }
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public IMapper _mapper { get; set; }
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public IUserInfo _userInfo { get; set; }
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public Repository(IRaCISDBContext dbContext, IMapper mapper, IUserInfo userInfo)
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{
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_dbContext = dbContext;
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_mapper = mapper;
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_userInfo = userInfo;
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}
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/// <summary>
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/// 设置是使用哪个仓储 默认不跟踪
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="isTraking"></param>
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/// <returns></returns>
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public IQueryable<T> GetQueryable<T>(bool ignoreQueryFilters = false) where T : Entity
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{
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IQueryable<T> query = _dbContext.Set<T>();
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if (ignoreQueryFilters)
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{
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query = query.IgnoreQueryFilters();
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}
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return query.AsNoTracking();
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}
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public DbSet<T> Set<T>() where T : Entity
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{
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return _dbContext.Set<T>();
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}
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public EntityEntry<T> Entry<T>(T t) where T : Entity
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{
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return _dbContext.Entry<T>(t);
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}
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public IQueryable<T> WhereIf<T>(bool condition, Expression<Func<T, bool>> filter) where T : Entity
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{
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IQueryable<T> query = _dbContext.Set<T>().AsNoTracking();
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return condition ? query.Where(filter) : query;
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}
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private async Task<bool> SaveChangesAsync(bool autoSave)
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{
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if (autoSave)
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{
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return await SaveChangesAsync();
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}
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else
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{
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return false;
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}
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}
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public async Task<bool> SaveChangesAsync()
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{
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return await _dbContext.SaveChangesAsync().ConfigureAwait(false) > 0;
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}
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#endregion
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public async Task<T> InsertFromDTOAsync<T, TFrom>(TFrom from, bool autoSave = false,
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params EntityVerifyExp<T>[] verify) where T : Entity
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{
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var entity = _mapper.Map<T>(from);
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await _dbContext.EntityVerifyAsync(true, verify);
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entity = await AddAsync(entity, autoSave);
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return entity;
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}
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public async Task<T> UpdateFromDTOAsync<T, TFrom>(TFrom from, bool autoSave = false, bool ignoreDtoNullProperty = true, params EntityVerifyExp<T>[] verify) where T : Entity
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{
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var entity = _mapper.Map<T>(from);
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await _dbContext.EntityVerifyAsync(false, verify, entity.Id);
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var dbEntity = await _dbContext.Set<T>().IgnoreQueryFilters().FirstOrDefaultAsync(t => t.Id == entity.Id).ConfigureAwait(false);
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if (dbEntity == null)
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{
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throw new BusinessValidationFailedException(
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" Update object not exist in db,Please check if the parameter Id is passed incorrectly");
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}
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var dbBeforEntity = dbEntity.Clone();
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_mapper.Map(from, dbEntity);
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//DTO null 属性不更新 防止意外操作，导致保存数据错误,或者 add 和update 用一个模型，更新的时候，只传递了部分字段，导致，不想更新的字段，因为没传递值，用null覆盖了
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// Guid？属性 为null 时 映射到 Guid 时 默认会变成 Guid.Empty
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if (ignoreDtoNullProperty)
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{
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var dbEntityProp = typeof(T).GetProperties();
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foreach (var propertyInfo in from.GetType().GetProperties())
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{
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if (propertyInfo.GetValue(from) == null && dbEntityProp.Any(t => t.Name == propertyInfo.Name))
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{
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_dbContext.Entry(dbEntity).Property(propertyInfo.Name).IsModified = false;
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}
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}
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}
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await SaveChangesAsync(autoSave);
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return dbBeforEntity;
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}
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public async Task<T> InsertOrUpdateAsync<T, TFrom>(TFrom from, bool autoSave = false, params EntityVerifyExp<T>[] verify) where T : Entity
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{
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var entity = _mapper.Map<T>(from);
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if (entity.Id == Guid.Empty)
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{
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return await InsertFromDTOAsync(from, autoSave, verify);
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}
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else
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{
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return await UpdateFromDTOAsync(from, autoSave, false, verify);
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}
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}
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public async Task<bool> AnyAsync<T>(Expression<Func<T, bool>> filter, bool ignoreQueryFilters = false) where T : Entity
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{
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var query = _dbContext.Set<T>().AsQueryable();
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if (ignoreQueryFilters)
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{
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query = query.IgnoreQueryFilters();
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}
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return await query.AsNoTracking().AnyAsync(filter).ConfigureAwait(false);
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}
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#region 基本查询 异步
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/// <summary>
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/// 跟踪查询某个实体 --异步 默认是跟踪查询
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="exp"></param>
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/// <returns></returns>
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///
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public async Task<int> CountAsync<T>(Expression<Func<T, bool>> exp = null, bool ignoreQueryFilters = false) where T : Entity
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{
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var query = _dbContext.Set<T>().AsQueryable();
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if (ignoreQueryFilters)
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{
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query = query.IgnoreQueryFilters();
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}
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if (exp != null)
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{
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query = query.Where(exp);
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}
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return await query.CountAsync().ConfigureAwait(false);
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}
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public async Task<T> FirstAsync<T>(Expression<Func<T, bool>> exp = null, bool isTracking = false, bool ignoreQueryFilters = false) where T : Entity
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{
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var query = _dbContext.Set<T>().AsQueryable();
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if (!isTracking)
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{
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query = query.AsNoTracking();
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}
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if (ignoreQueryFilters)
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{
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query = query.IgnoreQueryFilters();
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}
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var entity = await query.FirstOrDefaultAsync();
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if (entity is null)
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{
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throw new QueryBusinessObjectNotExistException($"The query object {typeof(T).Name} does not exist in database, Please check the query parameters");
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}
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else
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{
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return entity;
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}
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}
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public async Task<T> FirstOrDefaultAsync<T>(Expression<Func<T, bool>> exp = null, bool ignoreQueryFilters = false) where T : Entity
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{
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var query = _dbContext.Set<T>().AsQueryable();
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if (ignoreQueryFilters)
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{
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query = query.IgnoreQueryFilters();
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}
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if (exp != null)
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{
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query = query.Where(exp);
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}
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return await query.FirstOrDefaultAsync().ConfigureAwait(false);
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}
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/// <summary>
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/// 过滤 默认不跟踪
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="exp"></param>
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/// <param name="isTraking"></param>
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/// <returns></returns>
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public IQueryable<T> Where<T>(Expression<Func<T, bool>> exp = null, bool isTraking = false, bool ignoreQueryFilters = false) where T : Entity
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{
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IQueryable<T> query = _dbContext.Set<T>();
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if (ignoreQueryFilters)
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{
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query = query.IgnoreQueryFilters();
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}
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if (!isTraking)
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{
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query = query.AsNoTracking();
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}
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if (exp != null)
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{
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query = query.Where(exp);
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}
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return query;
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}
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/// <summary>
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/// 首先在内存中查找，其次再找数据库
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="id"></param>
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/// <returns></returns>
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public async ValueTask<T> FindAsync<T>(Guid id) where T : Entity
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{
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return await _dbContext.Set<T>().FindAsync(id).ConfigureAwait(false);
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}
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#endregion
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#region 基本添加、更新、删除 异步
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public async ValueTask<T> AddAsync<T>(T entity, bool autoSave = false) where T : Entity
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{
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await _dbContext.Set<T>().AddAsync(entity).ConfigureAwait(false);
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await SaveChangesAsync(autoSave);
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return entity;
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}
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public async Task<bool> AddRangeAsync<T>(IEnumerable<T> entities, bool autoSave = false) where T : Entity
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{
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await _dbContext.Set<T>().AddRangeAsync(entities).ConfigureAwait(false);
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return await SaveChangesAsync(autoSave);
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}
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public async Task UpdateRange<T>(IEnumerable<T> entities, bool autoSave = false) where T : Entity
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{
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_dbContext.Set<T>().UpdateRange(entities);
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await SaveChangesAsync(autoSave);
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}
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public async Task<bool> UpdateAsync<T>(T entity, bool autoSave = false) where T : Entity
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{
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_dbContext.Set<T>().Update(entity);
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return await SaveChangesAsync(autoSave);
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}
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public async Task<bool> DeleteAsync<T>(T entity, bool autoSave = false) where T : Entity
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{
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_dbContext.Set<T>().Remove(entity);
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return await SaveChangesAsync(autoSave);
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}
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public async Task<bool> DeleteManyAsync<T>(IEnumerable<T> entities, bool autoSave = false) where T : Entity
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{
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_dbContext.Set<T>().RemoveRange(entities);
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return await SaveChangesAsync(autoSave);
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}
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#endregion
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public async Task<bool> BatchDeleteAsync<T>(Expression<Func<T, bool>> deleteFilter) where T : Entity
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{
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return await _dbContext.BatchDeleteNoTrackingAsync(deleteFilter);
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}
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public async Task<bool> BatchUpdateAsync<T>(Expression<Func<T, bool>> whereFilter, Expression<Func<T, T>> updateFactory) where T : Entity
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{
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return await _dbContext.BatchUpdateNoTrackingAsync(whereFilter, updateFactory, _userInfo.Id);
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}
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public async Task UpdatePartialFromQueryAsync<T>(Expression<Func<T, bool>> updateFilter,
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Expression<Func<T, T>> updateFactory,
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bool autoSave = false, bool ignoreQueryFilter = false) where T : Entity
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{
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if (updateFilter == null)
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{
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throw new ArgumentException("更新过滤条件不允许为空", nameof(updateFilter));
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}
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var query = ignoreQueryFilter ? _dbContext.Set<T>().AsNoTracking().IgnoreQueryFilters() : _dbContext.Set<T>().AsNoTracking();
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var searchEntityList = await query.Where(updateFilter).ToListAsync();
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foreach (var needUpdateEntity in searchEntityList)
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{
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_dbContext.EntityModifyPartialFiled(needUpdateEntity, updateFactory);
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}
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await SaveChangesAsync(autoSave);
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}
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public async Task<bool> UpdateAsync<T>(T waitModifyEntity, Expression<Func<T, T>> updateFactory, bool autoSave = false) where T : Entity
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{
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_dbContext.EntityModifyPartialFiled(waitModifyEntity, updateFactory);
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return await SaveChangesAsync(autoSave);
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}
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}
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#endregion
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}
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