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test RereadSql/RewriteSql #614

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This commit is contained in:
2881099
2020-12-21 23:35:56 +08:00
parent c9052789f0
commit 960da5a2c2
8 changed files with 277 additions and 8 deletions
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26
FreeSql/DataAnnotations/ColumnFluent.cs
View File

@ -189,5 +189,31 @@ namespace FreeSql.DataAnnotations
_column.Scale = scale;
return this;
}
/// <summary>
/// 重写功能<para></para>
/// 比如：[Column(RewriteSql = &quot;geography::STGeomFromText({0},4236)&quot;)]<para></para>
/// 插入：INSERT INTO [table]([geo]) VALUES(geography::STGeomFromText('...',4236))<para></para>
/// 提示：更新也生效
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
public ColumnFluent RewriteSql(string value)
{
_column.RewriteSql = value;
return this;
}
/// <summary>
/// 重读功能<para></para>
/// 比如：[Column(RereadSql = &quot;{0}.STAsText()&quot;)]<para></para>
/// 查询：SELECT a.[id], a.[geo].STAsText() FROM [table] a
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
public ColumnFluent RereadSql(string value)
{
_column.RereadSql = value;
return this;
}
}
}

19
FreeSql/FreeSql.xml
View File

@ -246,6 +246,25 @@
<param name="scale">小数位长度</param>
<returns></returns>
</member>
<member name="M:FreeSql.DataAnnotations.ColumnFluent.RewriteSql(System.String)">
<summary>
重写功能<para></para>
比如：[Column(RewriteSql = &quot;geography::STGeomFromText({0},4236)&quot;)]<para></para>
插入：INSERT INTO [table]([geo]) VALUES(geography::STGeomFromText('...',4236))<para></para>
提示：更新也生效
</summary>
<param name="value"></param>
<returns></returns>
</member>
<member name="M:FreeSql.DataAnnotations.ColumnFluent.RereadSql(System.String)">
<summary>
重读功能<para></para>
比如：[Column(RereadSql = &quot;{0}.STAsText()&quot;)]<para></para>
查询：SELECT a.[id], a.[geo].STAsText() FROM [table] a
</summary>
<param name="value"></param>
<returns></returns>
</member>
<member name="T:FreeSql.DataAnnotations.ExpressionCallAttribute">
<summary>
自定义表达式函数解析<para></para>

15
FreeSql/Internal/CommonExpression.cs
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@ -195,8 +195,14 @@ namespace FreeSql.Internal
return false;
}
if (parent.CsType == null) parent.CsType = exp.Type;
parent.DbField = ExpressionLambdaToSql(exp, getTSC());
field.Append(", ").Append(parent.DbField);
var pdbfield = parent.DbField = ExpressionLambdaToSql(exp, getTSC());
if (parent.MapType == null || _tables?.Any(a => a.Table.IsRereadSql) == true)
{
var findcol = SearchColumnByField(_tables, null, parent.DbField);
if (parent.MapType == null) parent.MapType = findcol?.Attribute.MapType ?? exp.Type;
if (findcol != null) pdbfield = _common.RereadColumn(findcol, pdbfield);
}
field.Append(", ").Append(pdbfield);
if (index >= 0) field.Append(_common.FieldAsAlias($"as{++index}"));
else if (index == ReadAnonymousFieldAsCsName && string.IsNullOrEmpty(parent.CsName) == false)
{
@ -204,7 +210,6 @@ namespace FreeSql.Internal
if (parent.DbField.EndsWith(csname, StringComparison.CurrentCultureIgnoreCase) == false) //DbField 和 CsName 相同的时候，不处理
field.Append(_common.FieldAsAlias(csname));
}
if (parent.MapType == null) parent.MapType = SearchColumnByField(_tables, null, parent.DbField)?.Attribute.MapType ?? exp.Type;
return false;
}
return false;
@ -254,7 +259,7 @@ namespace FreeSql.Internal
else
{
child.DbField = $"{dtTb.Alias}.{_common.QuoteSqlName(trydtocol.Attribute.Name)}";
field.Append(", ").Append(child.DbField);
field.Append(", ").Append(_common.RereadColumn(trydtocol, child.DbField));
if (index >= 0) field.Append(_common.FieldAsAlias($"as{++index}"));
}
break;
@ -336,7 +341,7 @@ namespace FreeSql.Internal
ReadAnonymousField(_tables, field, child, ref index, Expression.Property(dtTb.Parameter, dtTb.Table.Properties[trydtocol.CsName]), select, diymemexp, whereGlobalFilter, findIncludeMany, isAllDtoMap);
else
{
child.DbField = $"{dtTb.Alias}.{_common.QuoteSqlName(trydtocol.Attribute.Name)}";
child.DbField = _common.RereadColumn(trydtocol, $"{dtTb.Alias}.{_common.QuoteSqlName(trydtocol.Attribute.Name)}");
field.Append(", ").Append(child.DbField);
if (index >= 0) field.Append(_common.FieldAsAlias($"as{++index}"));
}

4
FreeSql/Internal/CommonProvider/UpdateProvider.cs
View File

@ -698,7 +698,7 @@ namespace FreeSql.Internal.CommonProvider
var colsql = _noneParameter ? _commonUtils.GetNoneParamaterSqlValue(_paramsSource, "u", col, col.Attribute.MapType, val) :
_commonUtils.QuoteWriteParamterAdapter(col.Attribute.MapType, _commonUtils.QuoteParamterName($"p_{_paramsSource.Count}"));
_set.Append(_commonUtils.RewriteColumn(col, colsql));
sb.Append(_commonUtils.RewriteColumn(col, colsql));
if (_noneParameter == false)
_commonUtils.AppendParamter(_paramsSource, null, col, col.Attribute.MapType, val);
}
@ -742,7 +742,7 @@ namespace FreeSql.Internal.CommonProvider
var colsql = _noneParameter ? _commonUtils.GetNoneParamaterSqlValue(_paramsSource, "u", col, col.Attribute.MapType, val) :
_commonUtils.QuoteWriteParamterAdapter(col.Attribute.MapType, _commonUtils.QuoteParamterName($"p_{_paramsSource.Count}"));
_set.Append(_commonUtils.RewriteColumn(col, colsql));
cwsb.Append(_commonUtils.RewriteColumn(col, colsql));
if (_noneParameter == false)
_commonUtils.AppendParamter(_paramsSource, null, col, col.Attribute.MapType, val);
if (val == null || val == DBNull.Value) nulls++;

8
FreeSql/Internal/CommonUtils.cs
View File

@ -57,7 +57,7 @@ namespace FreeSql.Internal
public string RewriteColumn(ColumnInfo col, string sql)
{
if (string.IsNullOrWhiteSpace(col?.Attribute.RewriteSql) == false)
return string.Format(col.Attribute.RereadSql, sql);
return string.Format(col.Attribute.RewriteSql, sql);
return sql;
}
public string RereadColumn(ColumnInfo col, string columnName)
@ -170,6 +170,8 @@ namespace FreeSql.Internal
if (!string.IsNullOrEmpty(trycol.InsertValueSql)) attr.InsertValueSql = trycol.InsertValueSql;
if (trycol._Precision != null) attr.Precision = trycol.Precision;
if (trycol._Scale != null) attr.Scale = trycol.Scale;
if (!string.IsNullOrEmpty(trycol.RewriteSql)) attr.RewriteSql = trycol.RewriteSql;
if (!string.IsNullOrEmpty(trycol.RereadSql)) attr.RereadSql = trycol.RereadSql;
}
var attrs = proto.GetCustomAttributes(typeof(ColumnAttribute), false);
foreach (var tryattrobj in attrs)
@ -193,6 +195,8 @@ namespace FreeSql.Internal
if (!string.IsNullOrEmpty(tryattr.InsertValueSql)) attr.InsertValueSql = tryattr.InsertValueSql;
if (tryattr._Precision != null) attr.Precision = tryattr.Precision;
if (tryattr._Scale != null) attr.Scale = tryattr.Scale;
if (!string.IsNullOrEmpty(tryattr.RewriteSql)) attr.RewriteSql = tryattr.RewriteSql;
if (!string.IsNullOrEmpty(tryattr.RereadSql)) attr.RereadSql = tryattr.RereadSql;
}
ColumnAttribute ret = null;
if (!string.IsNullOrEmpty(attr.Name)) ret = attr;
@ -212,6 +216,8 @@ namespace FreeSql.Internal
if (!string.IsNullOrEmpty(attr.InsertValueSql)) ret = attr;
if (attr._Precision != null) ret = attr;
if (attr._Scale != null) ret = attr;
if (!string.IsNullOrEmpty(attr.RewriteSql)) ret = attr;
if (!string.IsNullOrEmpty(attr.RereadSql)) ret = attr;
if (ret != null && ret.MapType == null) ret.MapType = proto.PropertyType;
return ret;
}

1
FreeSql/Internal/Model/TableInfo.cs
View File

@ -23,6 +23,7 @@ namespace FreeSql.Internal.Model
public string DbOldName { get; set; }
public bool DisableSyncStructure { get; set; }
public string Comment { get; internal set; }
public bool IsRereadSql { get; internal set; }
public ColumnInfo VersionColumn { get; set; }

1
FreeSql/Internal/UtilsExpressionTree.cs
View File

@ -495,6 +495,7 @@ namespace FreeSql.Internal
col.DbPrecision = (byte)size;
col.DbScale = scale;
}
trytb.IsRereadSql = trytb.Columns.Where(a => string.IsNullOrWhiteSpace(a.Value.Attribute.RereadSql) == false).Any();
tbc.AddOrUpdate(entity, trytb, (oldkey, oldval) => trytb);
#region 查找导航属性的关系、virtual 属性延时加载，动态产生新的重写类