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https://github.com/nsnail/FreeSql.git
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v0.8.5
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28810
@ -1,121 +1,118 @@
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using FreeSql;
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using FreeSql.DataAnnotations;
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using System;
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using System.Data;
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using System.Diagnostics;
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using System.Linq.Expressions;
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using System.Threading;
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using System.Threading.Tasks;
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/// <summary>
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/// 包括 CreateTime/UpdateTime/IsDeleted、以及 CRUD 异步方法的实体基类
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/// </summary>
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/// <typeparam name="TEntity"></typeparam>
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[Table(DisableSyncStructure = true)]
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public abstract class BaseEntityAsync<TEntity> : BaseEntity where TEntity : class
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namespace FreeSql
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{
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/// <summary>
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/// 查询数据
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/// 包括 CreateTime/UpdateTime/IsDeleted、CRUD 异步方法、以及 ID 主键定义 的实体基类
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/// <para></para>
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/// 当 TKey 为 int/long 时，Id 主键被设为自增值主键
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/// </summary>
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/// <returns></returns>
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public static ISelect<TEntity> Select => Orm.Select<TEntity>()
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.WithTransaction(UnitOfWork.Current.Value?.GetOrBeginTransaction(false))
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.WhereCascade(a => (a as BaseEntity).IsDeleted == false);
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/// <summary>
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/// 查询条件，Where(a => a.Id > 10)，支持导航对象查询，Where(a => a.Author.Email == "2881099@qq.com")
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/// </summary>
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/// <param name="exp">lambda表达式</param>
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/// <returns></returns>
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public static ISelect<TEntity> Where(Expression<Func<TEntity, bool>> exp) => Select.Where(exp);
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/// <summary>
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/// 查询条件，Where(true, a => a.Id > 10)，支导航对象查询，Where(true, a => a.Author.Email == "2881099@qq.com")
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/// </summary>
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/// <param name="condition">true 时生效</param>
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/// <param name="exp">lambda表达式</param>
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/// <returns></returns>
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public static ISelect<TEntity> WhereIf(bool condition, Expression<Func<TEntity, bool>> exp) => Select.WhereIf(condition, exp);
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/// <summary>
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/// 仓储对象
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/// </summary>
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protected IBaseRepository<TEntity> Repository { get; set; }
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/// <summary>
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/// 附加实体，在更新数据时，只更新变化的部分
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/// </summary>
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public TEntity Attach()
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/// <typeparam name="TEntity"></typeparam>
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/// <typeparam name="TKey"></typeparam>
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[Table(DisableSyncStructure = true)]
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public abstract class BaseEntityAsync<TEntity, TKey> : BaseEntityAsync<TEntity> where TEntity : class
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{
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if (this.Repository == null)
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this.Repository = Orm.GetRepository<TEntity>();
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static BaseEntityAsync()
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{
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var tkeyType = typeof(TKey)?.NullableTypeOrThis();
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if (tkeyType == typeof(int) || tkeyType == typeof(long))
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Orm.CodeFirst.ConfigEntity(typeof(TEntity),
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t => t.Property("Id").IsIdentity(true));
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}
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var item = this as TEntity;
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this.Repository.Attach(item);
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return item;
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}
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/// <summary>
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/// 主键
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/// </summary>
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public virtual TKey Id { get; set; }
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/** async **/
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async Task<bool> UpdateIsDeletedAsync(bool value)
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{
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if (this.Repository == null)
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return await Orm.Update<TEntity>(this as TEntity)
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.WithTransaction(UnitOfWork.Current.Value?.GetOrBeginTransaction())
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.Set(a => (a as BaseEntity).IsDeleted, this.IsDeleted = value).ExecuteAffrowsAsync() == 1;
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this.IsDeleted = value;
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this.Repository.UnitOfWork = UnitOfWork.Current.Value;
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return await this.Repository.UpdateAsync(this as TEntity) == 1;
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}
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/// <summary>
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/// 删除数据
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/// </summary>
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/// <returns></returns>
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public virtual Task<bool> DeleteAsync() => this.UpdateIsDeletedAsync(true);
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/// <summary>
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/// 恢复删除的数据
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/// </summary>
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/// <returns></returns>
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public virtual Task<bool> RestoreAsync() => this.UpdateIsDeletedAsync(false);
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/// <summary>
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/// 更新数据
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/// </summary>
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/// <returns></returns>
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async public virtual Task<bool> UpdateAsync()
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{
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this.UpdateTime = DateTime.Now;
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if (this.Repository == null)
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return await Orm.Update<TEntity>()
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.WithTransaction(UnitOfWork.Current.Value?.GetOrBeginTransaction())
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.SetSource(this as TEntity).ExecuteAffrowsAsync() == 1;
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this.Repository.UnitOfWork = UnitOfWork.Current.Value;
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return await this.Repository.UpdateAsync(this as TEntity) == 1;
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}
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/// <summary>
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/// 插入数据
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/// </summary>
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public virtual Task<TEntity> InsertAsync()
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{
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this.CreateTime = DateTime.Now;
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if (this.Repository == null)
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this.Repository = Orm.GetRepository<TEntity>();
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this.Repository.UnitOfWork = UnitOfWork.Current.Value;
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return this.Repository.InsertAsync(this as TEntity);
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/// <summary>
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/// 根据主键值获取数据
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/// </summary>
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/// <param name="id"></param>
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/// <returns></returns>
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async public static Task<TEntity> FindAsync(TKey id)
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{
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var item = await Select.WhereDynamic(id).FirstAsync();
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(item as BaseEntity<TEntity>)?.Attach();
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return item;
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}
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}
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/// <summary>
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/// 更新或插入
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/// 包括 CreateTime/UpdateTime/IsDeleted、以及 CRUD 异步方法的实体基类
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/// </summary>
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/// <returns></returns>
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public virtual Task<TEntity> SaveAsync()
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/// <typeparam name="TEntity"></typeparam>
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[Table(DisableSyncStructure = true)]
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public abstract class BaseEntityAsync<TEntity> : BaseEntityReadOnly<TEntity> where TEntity : class
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{
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this.UpdateTime = DateTime.Now;
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if (this.Repository == null)
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this.Repository = Orm.GetRepository<TEntity>();
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async Task<bool> UpdateIsDeletedAsync(bool value)
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{
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if (this.Repository == null)
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return await Orm.Update<TEntity>(this as TEntity)
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.WithTransaction(UnitOfWork.Current.Value?.GetOrBeginTransaction())
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.Set(a => (a as BaseEntity).IsDeleted, this.IsDeleted = value).ExecuteAffrowsAsync() == 1;
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this.Repository.UnitOfWork = UnitOfWork.Current.Value;
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return this.Repository.InsertOrUpdateAsync(this as TEntity);
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this.IsDeleted = value;
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this.Repository.UnitOfWork = UnitOfWork.Current.Value;
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return await this.Repository.UpdateAsync(this as TEntity) == 1;
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}
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/// <summary>
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/// 删除数据
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/// </summary>
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/// <returns></returns>
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public virtual Task<bool> DeleteAsync() => this.UpdateIsDeletedAsync(true);
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/// <summary>
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/// 恢复删除的数据
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/// </summary>
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/// <returns></returns>
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public virtual Task<bool> RestoreAsync() => this.UpdateIsDeletedAsync(false);
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/// <summary>
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/// 更新数据
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/// </summary>
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/// <returns></returns>
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async public virtual Task<bool> UpdateAsync()
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{
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this.UpdateTime = DateTime.Now;
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if (this.Repository == null)
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return await Orm.Update<TEntity>()
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.WithTransaction(UnitOfWork.Current.Value?.GetOrBeginTransaction())
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.SetSource(this as TEntity).ExecuteAffrowsAsync() == 1;
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this.SetTenantId();
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this.Repository.UnitOfWork = UnitOfWork.Current.Value;
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return await this.Repository.UpdateAsync(this as TEntity) == 1;
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}
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/// <summary>
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/// 插入数据
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/// </summary>
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public virtual Task<TEntity> InsertAsync()
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{
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this.CreateTime = DateTime.Now;
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if (this.Repository == null)
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this.Repository = Orm.GetRepository<TEntity>();
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this.SetTenantId();
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this.Repository.UnitOfWork = UnitOfWork.Current.Value;
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return this.Repository.InsertAsync(this as TEntity);
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}
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/// <summary>
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/// 更新或插入
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/// </summary>
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/// <returns></returns>
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public virtual Task<TEntity> SaveAsync()
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{
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this.UpdateTime = DateTime.Now;
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if (this.Repository == null)
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this.Repository = Orm.GetRepository<TEntity>();
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this.SetTenantId();
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this.Repository.UnitOfWork = UnitOfWork.Current.Value;
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return this.Repository.InsertOrUpdateAsync(this as TEntity);
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}
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}
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}
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}
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