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feat: 搭建多dbcontext模式

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橙子
2024-11-18 00:03:20 +08:00
parent fdec9ed6b8
commit 4198b53996
2 changed files with 127 additions and 223 deletions
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17
Yi.Abp.Net8/framework/Yi.Framework.SqlSugarCore/ISqlSugarDbContextDependencies.cs Normal file
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@@ -0,0 +1,17 @@
using System.Reflection;
using SqlSugar;
namespace Yi.Framework.SqlSugarCore;
public interface ISqlSugarDbContextDependencies
{
void OnSqlSugarClientConfig(ISqlSugarClient client);
void DataExecuted(object obj, DataAfterModel dataAfterModel);
void DataExecuting(object obj, DataFilterModel dataAfterModel);
void OnLogExecuting(string str, SugarParameter[] parameters);
void OnLogExecuted(string str, SugarParameter[] parameters);
void EntityService(PropertyInfo propertyInfo, EntityColumnInfo entityColumnInfo);
}

333
Yi.Abp.Net8/framework/Yi.Framework.SqlSugarCore/SqlSugarDbContext.cs
View File

@@ -43,6 +43,7 @@ namespace Yi.Framework.SqlSugarCore
private ISerializeService SerializeService => LazyServiceProvider.LazyGetRequiredService<ISerializeService>();
private IEnumerable<ISqlSugarDbContextDependencies> SqlSugarDbContextDependencies=>LazyServiceProvider.LazyGetRequiredService<IEnumerable<ISqlSugarDbContextDependencies>>();
public void SetSqlSugarClient(ISqlSugarClient sqlSugarClient)
{
SqlSugarClient = sqlSugarClient;
@@ -51,24 +52,118 @@ namespace Yi.Framework.SqlSugarCore
public SqlSugarDbContext(IAbpLazyServiceProvider lazyServiceProvider)
{
LazyServiceProvider = lazyServiceProvider;
var connectionCreator = LazyServiceProvider.LazyGetRequiredService<ISqlSugarDbConnectionCreator>();
connectionCreator.OnSqlSugarClientConfig = OnSqlSugarClientConfig;
connectionCreator.EntityService = EntityService;
connectionCreator.DataExecuting = DataExecuting;
connectionCreator.DataExecuted = DataExecuted;
connectionCreator.OnLogExecuting = OnLogExecuting;
connectionCreator.OnLogExecuted = OnLogExecuted;
SqlSugarClient = new SqlSugarClient(connectionCreator.Build(action: options =>
{
options.ConnectionString = GetCurrentConnectionString();
options.DbType = GetCurrentDbType();
}));
//统一使用aop处理
connectionCreator.SetDbAop(SqlSugarClient);
var connectionCreators = LazyServiceProvider.LazyGetRequiredService<ISqlSugarDbContextDependencies>();
var connectionConfig = BuildConnectionConfig(action: options =>
{
options.ConnectionString = GetCurrentConnectionString();
options.DbType = GetCurrentDbType();
});
SqlSugarClient = new SqlSugarClient(connectionConfig);
//替换默认序列化器
SqlSugarClient.CurrentConnectionConfig.ConfigureExternalServices.SerializeService = SerializeService;
//最后一步，将全程序dbcontext汇总
// Aop及多租户连接字符串和类型，需要单独设置
SetDbAop(SqlSugarClient);
}
/// <summary>
/// 构建Aop-sqlsugaraop在多租户模式中，需单独设置
/// </summary>
/// <param name="sqlSugarClient"></param>
public void SetDbAop(ISqlSugarClient sqlSugarClient)
{
//将所有，ISqlSugarDbContextDependencies进行累加
sqlSugarClient.Aop.OnLogExecuting = this.OnLogExecuting;
sqlSugarClient.Aop.OnLogExecuted = this.OnLogExecuted;
sqlSugarClient.Aop.DataExecuting = this.DataExecuting;
sqlSugarClient.Aop.DataExecuted = this.DataExecuted;
OnSqlSugarClientConfig(currentDb);
}
/// <summary>
/// 构建连接配置
/// </summary>
/// <returns></returns>
/// <exception cref="ArgumentException"></exception>
public ConnectionConfig BuildConnectionConfig(Action<ConnectionConfig>? action=null)
{
var dbConnOptions = Options;
#region 组装options
if (dbConnOptions.DbType is null)
{
throw new ArgumentException("DbType配置为空");
}
var slavaConFig = new List<SlaveConnectionConfig>();
if (dbConnOptions.EnabledReadWrite)
{
if (dbConnOptions.ReadUrl is null)
{
throw new ArgumentException("读写分离为空");
}
var readCon = dbConnOptions.ReadUrl;
readCon.ForEach(s =>
{
//如果是动态saas分库，这里的连接串都不能写死，需要动态添加，这里只配置共享库的连接
slavaConFig.Add(new SlaveConnectionConfig() { ConnectionString = s });
});
}
#endregion
#region 组装连接config
var connectionConfig = new ConnectionConfig()
{
ConfigId= ConnectionStrings.DefaultConnectionStringName,
DbType = dbConnOptions.DbType ?? DbType.Sqlite,
ConnectionString = dbConnOptions.Url,
IsAutoCloseConnection = true,
SlaveConnectionConfigs = slavaConFig,
//设置codefirst非空值判断
ConfigureExternalServices = new ConfigureExternalServices
{
// 处理表
EntityNameService = (type, entity) =>
{
if (dbConnOptions.EnableUnderLine && !entity.DbTableName.Contains('_'))
entity.DbTableName = UtilMethods.ToUnderLine(entity.DbTableName);// 驼峰转下划线
},
EntityService = (c, p) =>
{
if (new NullabilityInfoContext()
.Create(c).WriteState is NullabilityState.Nullable)
{
p.IsNullable = true;
}
if (dbConnOptions.EnableUnderLine && !p.IsIgnore && !p.DbColumnName.Contains('_'))
p.DbColumnName = UtilMethods.ToUnderLine(p.DbColumnName);// 驼峰转下划线
//将所有，ISqlSugarDbContextDependencies的EntityService进行累加
//额外的实体服务需要这里配置，
EntityService(c, p);
}
},
//这里多租户有个坑，这里配置是无效的
// AopEvents = new AopEvents
// {
// DataExecuted = DataExecuted,
// DataExecuting = DataExecuting,
// OnLogExecuted = OnLogExecuted,
// OnLogExecuting = OnLogExecuting
// }
};
if (action is not null)
{
action.Invoke(connectionConfig);
}
#endregion
return connectionConfig;
}
/// <summary>
/// db切换多库支持
/// </summary>
@@ -130,215 +225,7 @@ namespace Yi.Framework.SqlSugarCore
// 条件不满足时返回 null
return null;
}
/// <summary>
/// 上下文对象扩展
/// </summary>
/// <param name="sqlSugarClient"></param>
protected virtual void OnSqlSugarClientConfig(ISqlSugarClient sqlSugarClient)
{
//需自定义扩展
if (IsSoftDeleteFilterEnabled)
{
sqlSugarClient.QueryFilter.AddTableFilter<ISoftDelete>(u => u.IsDeleted == false);
}
if (IsMultiTenantFilterEnabled)
{
//表达式里只能有具体值，不能运算
var expressionCurrentTenant = CurrentTenant.Id ?? null;
sqlSugarClient.QueryFilter.AddTableFilter<IMultiTenant>(u => u.TenantId == expressionCurrentTenant);
}
CustomDataFilter(sqlSugarClient);
}
protected virtual void CustomDataFilter(ISqlSugarClient sqlSugarClient)
{
}
protected virtual void DataExecuted(object oldValue, DataAfterModel entityInfo)
{
}
/// <summary>
/// 数据
/// </summary>
/// <param name="oldValue"></param>
/// <param name="entityInfo"></param>
protected virtual void DataExecuting(object oldValue, DataFilterModel entityInfo)
{
//审计日志
switch (entityInfo.OperationType)
{
case DataFilterType.UpdateByObject:
if (entityInfo.PropertyName.Equals(nameof(IAuditedObject.LastModificationTime)))
{
if (!DateTime.MinValue.Equals(oldValue))
{
entityInfo.SetValue(DateTime.Now);
}
}
else if (entityInfo.PropertyName.Equals(nameof(IAuditedObject.LastModifierId)))
{
if (typeof(Guid?) == entityInfo.EntityColumnInfo.PropertyInfo.PropertyType)
{
if (CurrentUser.Id != null)
{
entityInfo.SetValue(CurrentUser.Id);
}
}
}
break;
case DataFilterType.InsertByObject:
if (entityInfo.PropertyName.Equals(nameof(IEntity<Guid>.Id)))
{
//类型为guid
if (typeof(Guid) == entityInfo.EntityColumnInfo.PropertyInfo.PropertyType)
{
//主键为空或者为默认最小值
if (Guid.Empty.Equals(oldValue))
{
entityInfo.SetValue(GuidGenerator.Create());
}
}
}
else if (entityInfo.PropertyName.Equals(nameof(IAuditedObject.CreationTime)))
{
//为空或者为默认最小值
if (DateTime.MinValue.Equals(oldValue))
{
entityInfo.SetValue(DateTime.Now);
}
}
else if (entityInfo.PropertyName.Equals(nameof(IAuditedObject.CreatorId)))
{
//类型为guid
if (typeof(Guid?) == entityInfo.EntityColumnInfo.PropertyInfo.PropertyType)
{
if (CurrentUser.Id is not null)
{
entityInfo.SetValue(CurrentUser.Id);
}
}
}
else if (entityInfo.PropertyName.Equals(nameof(IMultiTenant.TenantId)))
{
if (CurrentTenant.Id is not null)
{
entityInfo.SetValue(CurrentTenant.Id);
}
}
break;
}
//领域事件
switch (entityInfo.OperationType)
{
case DataFilterType.InsertByObject:
if (entityInfo.PropertyName == nameof(IEntity<object>.Id))
{
EntityChangeEventHelper.PublishEntityCreatedEvent(entityInfo.EntityValue);
}
break;
case DataFilterType.UpdateByObject:
if (entityInfo.PropertyName == nameof(IEntity<object>.Id))
{
//软删除，发布的是删除事件
if (entityInfo.EntityValue is ISoftDelete softDelete)
{
if (softDelete.IsDeleted == true)
{
EntityChangeEventHelper.PublishEntityDeletedEvent(entityInfo.EntityValue);
}
}
else
{
EntityChangeEventHelper.PublishEntityUpdatedEvent(entityInfo.EntityValue);
}
}
break;
case DataFilterType.DeleteByObject:
if (entityInfo.PropertyName == nameof(IEntity<object>.Id))
{
//这里sqlsugar有个特殊，删除会返回批量的结果
if (entityInfo.EntityValue is IEnumerable entityValues)
{
foreach (var entityValue in entityValues)
{
EntityChangeEventHelper.PublishEntityDeletedEvent(entityValue);
}
}
}
break;
}
}
/// <summary>
/// 日志
/// </summary>
/// <param name="sql"></param>
/// <param name="pars"></param>
protected virtual void OnLogExecuting(string sql, SugarParameter[] pars)
{
if (Options.EnabledSqlLog)
{
StringBuilder sb = new StringBuilder();
sb.AppendLine();
sb.AppendLine("==========Yi-SQL执行:==========");
sb.AppendLine(UtilMethods.GetSqlString(DbType.SqlServer, sql, pars));
sb.AppendLine("===============================");
Logger.CreateLogger<SqlSugarDbContext>().LogDebug(sb.ToString());
}
}
/// <summary>
/// 日志
/// </summary>
/// <param name="sql"></param>
/// <param name="pars"></param>
protected virtual void OnLogExecuted(string sql, SugarParameter[] pars)
{
if (Options.EnabledSqlLog)
{
var sqllog = $"=========Yi-SQL耗时{SqlSugarClient.Ado.SqlExecutionTime.TotalMilliseconds}毫秒=====";
Logger.CreateLogger<SqlSugarDbContext>().LogDebug(sqllog.ToString());
}
}
/// <summary>
/// 实体配置
/// </summary>
/// <param name="property"></param>
/// <param name="column"></param>
protected virtual void EntityService(PropertyInfo property, EntityColumnInfo column)
{
if (property.Name == nameof(IHasConcurrencyStamp.ConcurrencyStamp)) //带版本号并发更新
{
column.IsEnableUpdateVersionValidation = true;
}
if (property.PropertyType == typeof(ExtraPropertyDictionary))
{
column.IsIgnore = true;
}
if (property.Name == nameof(Entity<object>.Id))
{
column.IsPrimarykey = true;
}
}
public void BackupDataBase()
{