/// <summary>
/// 解析生成删除SQL
/// </summary>
/// <remarks>按主键数据作为查询依据</remarks>
/// <param name="domainModel">领域模型</param>
/// <param name="domainObject">领域对象</param>
/// <param name="dataID">主键数据</param>
/// <param name="shardingKeyValue">分库分表键值对</param>
/// <returns>删除SQL</returns>
public SqlStatementCollection ParseDeleteSqlByID(DomainModel.Spi.DomainModel domainModel, DomainModel.Spi.DomainObject domainObject, string dataID, ShardingValue shardingKeyValue = null)
{
var sqls = new SqlStatementCollection();
var sqlSchema = new SqlStatementCollection();
var routeInfo = routeService.RouteByDataID(domainModel, dataID, shardingKeyValue);
var dataIDDic = CreatePkDataDictionary(domainModel, domainModel.RootDomainObject, dataID);
var dataContext = DataContextBuilder.CreateDataContext<IDictionary<string, object>>(domainModel, domainObject, DataAccessOpType.D, dataIDDic);
//解析SQL语句主干接口
ParseDeleteSqlSchema(sqlSchema, domainModel, domainObject, routeInfo, dataContext);
//在SqlSchema上逐表添加数据
ParseDeleteSqlDetail(sqlSchema, sqls, domainModel, domainObject, dataContext, routeInfo);
var result = new SqlStatementCollection();
foreach (var tempDomainObject in domainModel.ReverseDomainObjects)
{
var sql = sqls.FirstOrDefault(i => i.NodeID == tempDomainObject.ID);
if (sql != null)
{
result.Add(sql);
}
}
return result;
}
/// <summary>
/// 在SqlSchema基础上，构造包含数据的Sql。
/// </summary>
/// <param name="sqls">Sql语句对象集合。</param>
/// <param name="context">Sql构造的上下文信息。</param>
public override void BuildTableSqlDetail(SqlStatementCollection sqls, SqlBuildingContext context)
{
var sql = sqls.FirstOrDefault(i => i.SqlBuildingInfo.CurrentNode.ID == context.Node.ID);
if (sql == null)
{
throw new Exception("DomainObject cannot find SqlSchema, DomainObjectID: " + context.Node.ID);
}
var deleteStatement = sql as DeleteSqlStatement;
this.HandlingCondition(deleteStatement, context);
}
/// <summary>
/// 在SqlSchema基础上，构造包含数据的Sql。
/// </summary>
/// <param name="sqls">Sql语句对象集合。</param>
/// <param name="context">Sql构造的上下文信息。</param>
public override void BuildTableSqlDetail(SqlStatementCollection sqls, SqlBuildingContext context)
{
var sql = sqls.FirstOrDefault(x => x.SqlBuildingInfo.TableName == context.TableName);
if (sql == null) return;
var querySQL = sql as SelectSqlStatement;
//Parsing left join clause of query SQL statement
BuildSQLJoin(querySQL, context);
//Parsing where clause of query SQL statement
BuildSQLCondition(querySQL, context);
}
/// <summary>
/// 在SqlSchema基础上，构造包含数据的Sql。
/// </summary>
/// <param name="sqls">Sql语句对象集合。</param>
/// <param name="context">Sql构造的上下文信息。</param>
public override void BuildTableSqlDetail(SqlStatementCollection sqls, SqlBuildingContext context)
{
var sql = sqls.FirstOrDefault(x => x.SqlBuildingInfo.TableName == context.TableName);
if (sql == null)
{
return;
}
var updateSql = sql as UpdateSqlStatement;
this.HandlingUpdateFields(updateSql, context);
this.HandlingConditionInfoAddData(updateSql, context);
}
/// <summary>
/// 在SqlSchema基础上，构造包含数据的Sql。
/// </summary>
/// <param name="sqls">Sql语句对象集合。</param>
/// <param name="context">Sql构造的上下文信息。</param>
public override void BuildTableSqlDetail(SqlStatementCollection sqls, SqlBuildingContext context)
{
var sql = sqls.FirstOrDefault(x => x.SqlBuildingInfo.TableName == context.TableName);
if (sql == null)
{
return;
}
var insertStatement = sql as InsertSqlStatement;
//insertStatement.SqlBuildingInfo = InitSqlBuildingInfo(context.CommonObject, context.Node, context.DataObject, context.TableName);
this.HandlingFieldsAddData(insertStatement, context);
}
