428 lines
14 KiB
C#
428 lines
14 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel.DataAnnotations;
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using System.ComponentModel.DataAnnotations.Schema;
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using System.Linq;
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using System.Linq.Expressions;
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using System.Reflection;
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using System.Threading;
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using System.Threading.Tasks;
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using AutoMapper;
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using IRaCIS.Core.Domain.Models;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.EntityFrameworkCore.ChangeTracking;
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using AutoMapper.QueryableExtensions;
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using IRaCIS.Core.Infrastructure;
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using IRaCIS.Core.Infrastructure.Extention;
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using Microsoft.Data.SqlClient;
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using Z.EntityFramework.Plus;
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namespace IRaCIS.Core.Infra.EFCore
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{
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public class Repository<TEntity> : IRepository<TEntity>
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where TEntity : Entity
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{
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public IMapper _mapper { get; set; }
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public IRaCISDBContext _dbContext { get; set; }
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public DbSet<TEntity> _dbSet => _dbContext.Set<TEntity>();
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public Repository(IRaCISDBContext dbContext, IMapper mapper)
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{
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//if (typeof(TEntity) = typeof(DataInspection))
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//{
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//}
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_dbContext = dbContext;
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_mapper = mapper;
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}
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#region 异步部分
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/// <summary>
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/// 仅仅供字典表插入使用，因为efcore 动态映射列的问题
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/// </summary>
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/// <typeparam name="TFrom"></typeparam>
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/// <param name="from"></param>
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/// <param name="verify"></param>
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/// <returns></returns>
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/// <exception cref="BusinessValidationFailedException"></exception>
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public async Task<TEntity> InsertDictionaryAsync<TFrom>(TFrom from, params EntityVerifyExp<TEntity>[] verify)
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{
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var entity = _mapper.Map<TEntity>(from);
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foreach (var verifyItem in verify.Where(t => t.verifyType != VerifyEnum.OnlyUpdate && t.IsVerify))
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{
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if (await _dbSet.IgnoreQueryFilters().AnyAsync(verifyItem.VerifyExp).ConfigureAwait(false))
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{
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throw new BusinessValidationFailedException(verifyItem.VerifyMsg);
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}
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}
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if (typeof(TEntity) == typeof(Dictionary))
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{
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Type type = typeof(TFrom);
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//以下是不要ID这个字段的 比如自增列ID 就不能像上名那样写
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var properties = type.GetProperties().Where(t=>t.Name!="Id");
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string strSqlName = string.Join(",", properties.Select(p => $"[{p.Name}]").ToArray());
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string strSqlValue = string.Join(",", properties.Select(P => $"@{P.Name}").ToArray());
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string strSql = $"insert into {nameof(Dictionary)} ( " + strSqlName + " ) values (" + strSqlValue + ")";
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//para Sql是参数
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SqlParameter[] para = properties.Select(p => new SqlParameter($"@{p.Name}", p.GetValue(from, null))).ToArray();
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_dbContext.Database.ExecuteSqlRaw(strSql, para);
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return entity;
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}
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else
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{
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throw new Exception("仅仅供字典表插入使用，因为efcore 动态映射列的问题");
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//await _dbSet.BulkInsertAsync(new List<TEntity>() { entity });
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//return entity;
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}
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}
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public async Task<TEntity> InsertOrUpdateAsync<TFrom>(TFrom from, bool autoSave = false, params EntityVerifyExp<TEntity>[] verify)
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{
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var entity = _mapper.Map<TEntity>(from);
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if (entity.Id == Guid.Empty)
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{
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foreach (var verifyItem in verify.Where(t => t.verifyType != VerifyEnum.OnlyUpdate && t.IsVerify))
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{
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if (await _dbSet.IgnoreQueryFilters().AnyAsync(verifyItem.VerifyExp).ConfigureAwait(false))
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{
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throw new BusinessValidationFailedException(verifyItem.VerifyMsg);
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}
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}
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await _dbSet.AddAsync(entity).ConfigureAwait(false);
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if (autoSave)
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{
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await SaveChangesAsync();
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}
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return entity;
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}
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else
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{
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foreach (var verifyItem in verify.Where(t => t.verifyType != VerifyEnum.OnlyAdd && t.IsVerify))
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{
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if (verifyItem.verifyType == VerifyEnum.OnlyUpdate)
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{
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if (await _dbSet.IgnoreQueryFilters().AnyAsync(verifyItem.VerifyExp).ConfigureAwait(false))
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{
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throw new BusinessValidationFailedException(verifyItem.VerifyMsg);
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}
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}
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else if (verifyItem.verifyType == VerifyEnum.Both)
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{
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if (await _dbSet.IgnoreQueryFilters().AnyAsync(verifyItem.VerifyExp.And(t => t.Id != entity.Id)).ConfigureAwait(false))
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{
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throw new BusinessValidationFailedException(verifyItem.VerifyMsg);
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}
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}
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}
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var dbEntity = await _dbSet.IgnoreQueryFilters().FirstOrDefaultAsync(t => t.Id == entity.Id).ConfigureAwait(false);
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var dbBeforEntity = dbEntity.Clone();
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_mapper.Map(from, dbEntity);
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if (autoSave)
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{
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await SaveChangesAsync();
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}
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return dbBeforEntity;
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}
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}
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public async Task<bool> SaveChangesAsync(CancellationToken cancellationToken = default)
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{
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return await _dbContext.SaveChangesAsync(cancellationToken) > 0;
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}
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public async ValueTask<TEntity> FindAsync(Guid id, CancellationToken cancellationToken = default)
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{
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return await _dbContext.FindAsync<TEntity>(id);
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}
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//有可能是联合主键，本项目没用到，用Guid
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public async ValueTask<TEntity> FindAsync(object[] keyValues, CancellationToken cancellationToken)
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{
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return await _dbContext.FindAsync<TEntity>(keyValues);
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}
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public async Task<TEntity> FirstOrDefaultAsync(Expression<Func<TEntity, bool>> exp = null, bool ignoreQueryFilters = false)
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{
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var query = _dbSet.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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return await query.FirstOrDefaultAsync().ConfigureAwait(false);
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return await query.FirstOrDefaultAsync(exp).ConfigureAwait(false);
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}
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public async ValueTask<TEntity> AddAsync(TEntity entity, bool autoSave = false, CancellationToken cancellationToken = default)
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{
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await _dbSet.AddAsync(entity).ConfigureAwait(false);
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if (autoSave)
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{
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await SaveChangesAsync(cancellationToken);
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}
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return entity;
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}
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public async Task<IEnumerable<TEntity>> AddRangeAsync(IEnumerable<TEntity> entities)
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{
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await _dbSet.AddRangeAsync(entities).ConfigureAwait(false);
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return entities;
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}
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public async Task<bool> AddRangeAsync(IEnumerable<TEntity> entities, bool autoSave = false, CancellationToken cancellationToken = default)
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{
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await _dbSet.AddRangeAsync(entities).ConfigureAwait(false);
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if (autoSave)
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{
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return await SaveChangesAsync(cancellationToken);
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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> UpdateAsync(TEntity entity, bool autoSave = false, CancellationToken cancellationToken = default)
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{
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_dbSet.Update(entity);
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if (autoSave)
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{
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return await SaveChangesAsync(cancellationToken);
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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> UpdateManyAsync(IEnumerable<TEntity> entities, bool autoSave = false, CancellationToken cancellationToken = default)
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{
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_dbSet.UpdateRange(entities);
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if (autoSave)
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{
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return await SaveChangesAsync(cancellationToken);
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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> DeleteAsync(TEntity entity, bool autoSave = false, CancellationToken cancellationToken = default)
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{
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_dbSet.Remove(entity);
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//var entry = _dbSet.Attach(entity);
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//entry.State = EntityState.Deleted;
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if (autoSave)
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{
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return await SaveChangesAsync(cancellationToken);
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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> DeleteManyAsync(IEnumerable<TEntity> entities, bool autoSave = false, CancellationToken cancellationToken = default)
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{
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_dbSet.RemoveRange(entities);
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if (autoSave)
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{
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return await SaveChangesAsync(cancellationToken);
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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<TResult> MaxAsync<TResult>(Expression<Func<TEntity, TResult>> selector)
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{
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return await _dbSet.AsNoTracking().MaxAsync(selector);
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}
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public async Task<bool> AnyAsync(Expression<Func<TEntity, bool>> exp, bool ignoreQueryFilters = false)
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{
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var query = _dbSet.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(exp);
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}
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public async Task<int> CountAsync(Expression<Func<TEntity, bool>> whereLambda = null, bool ignoreQueryFilters = false)
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{
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var query = _dbSet.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 whereLambda == null ? await query.AsNoTracking().CountAsync() : await query.AsNoTracking().CountAsync(whereLambda);
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}
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// Z.EntityFramework.Plus.EFCore
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public async Task<bool> DeleteFromQueryAsync(Expression<Func<TEntity, bool>> deleteFilter)
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{
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return await _dbSet.IgnoreQueryFilters().Where(deleteFilter).DeleteFromQueryAsync() > 0;
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}
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public async Task<bool> UpdateFromQueryAsync(Expression<Func<TEntity, bool>> where, Expression<Func<TEntity, TEntity>> updateFactory)
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{
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return await _dbSet.IgnoreQueryFilters().Where(where).UpdateFromQueryAsync(updateFactory) > 0;
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}
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#endregion
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#region 非异步部分
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public TEntity ImageFind(Guid id, Type type)
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{
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//重传的时候 状态为修改 上传的时候状态为添加 内存中有，就不要重复查询数据库了
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var list = _dbContext.ChangeTracker.Entries()
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.Where(u => (u.State == EntityState.Added || u.State == EntityState.Modified) && (u.Entity.GetType() == type)).Select(t => t.Entity as TEntity);
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var entity = list.FirstOrDefault(t => t.Id == id);
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if (entity == null)
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{
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return _dbSet.FirstOrDefault(t => t.Id == id);
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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 IQueryable<TEntity> AsQueryable(bool ignoreQueryFilters = false)
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{
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var query = _dbSet.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 query.AsNoTracking();
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}
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public IQueryable<TResult> Select<TResult>(Expression<Func<TEntity, TResult>> selector)
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{
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return _dbSet.AsNoTracking().Select(selector);
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}
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public IQueryable<TEntity> WhereIf(bool condition, Expression<Func<TEntity, bool>> filter)
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{
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return condition ? _dbSet.AsNoTracking().Where(filter) : _dbSet.AsNoTracking();
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}
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public IQueryable<TEntity> Where(Expression<Func<TEntity, bool>> exp = null, bool isTraking = false, bool ignoreQueryFilters = false)
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{
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IQueryable<TEntity> query = _dbSet;
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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 (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 query;
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}
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public EntityEntry Entry(TEntity t)
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{
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return _dbContext.Entry(t);
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}
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public EntityEntry<TEntity> Attach(TEntity entity)
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{
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return _dbSet.Attach(entity);
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}
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public void Detached(TEntity t)
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{
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_dbContext.Entry(t).State = EntityState.Detached;
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}
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// automapper 相关
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public IQueryable<TDestination> ProjectTo<TDestination>(IConfigurationProvider configuration, object parameters, params Expression<Func<TDestination, object>>[] membersToExpand)
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{
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return _dbSet.AsNoTracking().ProjectTo(configuration, parameters, membersToExpand);
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}
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public IQueryable<TDestination> ProjectTo<TDestination>(IConfigurationProvider configuration, params Expression<Func<TDestination, object>>[] membersToExpand)
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{
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return _dbSet.AsNoTracking().ProjectTo(configuration, membersToExpand);
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}
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public IQueryable<TDestination> ProjectTo<TDestination>(IConfigurationProvider configuration, IDictionary<string, object> parameters, params string[] membersToExpand)
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{
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return _dbSet.AsNoTracking().ProjectTo<TDestination>(configuration, parameters, membersToExpand);
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}
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#endregion
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}
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}
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