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- 优化 ToSql 别名大小写问题；#467

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This commit is contained in:
2881099
2020-12-03 14:18:02 +08:00
parent 390be18506
commit b193d86aa4
6 changed files with 24 additions and 23 deletions
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24
FreeSql/Internal/CommonExpression.cs
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@ -35,6 +35,13 @@ namespace FreeSql.Internal
}
internal const int ReadAnonymousFieldAsCsName = -53129;
internal string GetFieldAsCsName(string csname)
{
csname = _common.QuoteSqlName(csname);
if (_common.CodeFirst.IsSyncStructureToLower) csname = csname.ToLower();
if (_common.CodeFirst.IsSyncStructureToUpper) csname = csname.ToUpper();
return csname;
}
public bool ReadAnonymousField(List<SelectTableInfo> _tables, StringBuilder field, ReadAnonymousTypeInfo parent, ref int index, Expression exp, Select0Provider select, BaseDiyMemberExpression diymemexp, List<GlobalFilter.Item> whereGlobalFilter, List<string> findIncludeMany, bool isAllDtoMap)
{
Func<ExpTSC> getTSC = () => new ExpTSC { _tables = _tables, diymemexp = diymemexp, tbtype = SelectTableInfoType.From, isQuoteName = true, isDisableDiyParse = false, style = ExpressionStyle.Where, whereGlobalFilter = whereGlobalFilter, dbParams = select?._params }; //#462 添加 DbParams 解决
@ -47,7 +54,7 @@ namespace FreeSql.Internal
parent.DbField = $"-({ExpressionLambdaToSql(exp, getTSC())})";
field.Append(", ").Append(parent.DbField);
if (index >= 0) field.Append(_common.FieldAsAlias($"as{++index}"));
else if (index == ReadAnonymousFieldAsCsName && string.IsNullOrEmpty(parent.CsName) == false) field.Append(_common.FieldAsAlias(parent.CsName));
else if (index == ReadAnonymousFieldAsCsName && string.IsNullOrEmpty(parent.CsName) == false) field.Append(_common.FieldAsAlias(GetFieldAsCsName(parent.CsName)));
if (parent.CsType == null && exp.Type.IsValueType) parent.CsType = exp.Type;
return false;
case ExpressionType.Convert: return ReadAnonymousField(_tables, field, parent, ref index, (exp as UnaryExpression)?.Operand, select, diymemexp, whereGlobalFilter, findIncludeMany, isAllDtoMap);
@ -67,7 +74,7 @@ namespace FreeSql.Internal
parent.DbField = _common.FormatSql("{0}", constExp?.Value);
field.Append(", ").Append(parent.DbField);
if (index >= 0) field.Append(_common.FieldAsAlias($"as{++index}"));
else if (index == ReadAnonymousFieldAsCsName && string.IsNullOrEmpty(parent.CsName) == false) field.Append(_common.FieldAsAlias(parent.CsName));
else if (index == ReadAnonymousFieldAsCsName && string.IsNullOrEmpty(parent.CsName) == false) field.Append(_common.FieldAsAlias(GetFieldAsCsName(parent.CsName)));
if (parent.CsType == null && exp.Type.IsValueType) parent.CsType = exp.Type;
return false;
case ExpressionType.Conditional:
@ -90,7 +97,7 @@ namespace FreeSql.Internal
parent.DbField = ExpressionLambdaToSql(exp, getTSC());
field.Append(", ").Append(parent.DbField);
if (index >= 0) field.Append(_common.FieldAsAlias($"as{++index}"));
else if (index == ReadAnonymousFieldAsCsName && string.IsNullOrEmpty(parent.CsName) == false) field.Append(_common.FieldAsAlias(parent.CsName));
else if (index == ReadAnonymousFieldAsCsName && string.IsNullOrEmpty(parent.CsName) == false) field.Append(_common.FieldAsAlias(GetFieldAsCsName(parent.CsName)));
if (parent.CsType == null && exp.Type.IsValueType) parent.CsType = exp.Type;
return false;
case ExpressionType.Parameter:
@ -187,9 +194,12 @@ namespace FreeSql.Internal
parent.DbField = ExpressionLambdaToSql(exp, getTSC());
field.Append(", ").Append(parent.DbField);
if (index >= 0) field.Append(_common.FieldAsAlias($"as{++index}"));
else if (index == ReadAnonymousFieldAsCsName && string.IsNullOrEmpty(parent.CsName) == false &&
parent.DbField.EndsWith(_common.QuoteSqlName(parent.CsName), StringComparison.CurrentCultureIgnoreCase) == false //DbField 和 CsName 相同的时候，不处理
) field.Append(_common.FieldAsAlias(parent.CsName));
else if (index == ReadAnonymousFieldAsCsName && string.IsNullOrEmpty(parent.CsName) == false)
{
var csname = GetFieldAsCsName(parent.CsName);
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;
}
@ -336,7 +346,7 @@ namespace FreeSql.Internal
parent.DbField = $"({ExpressionLambdaToSql(exp, getTSC())})";
field.Append(", ").Append(parent.DbField);
if (index >= 0) field.Append(_common.FieldAsAlias($"as{++index}"));
else if (index == ReadAnonymousFieldAsCsName && string.IsNullOrEmpty(parent.CsName) == false) field.Append(_common.FieldAsAlias(parent.CsName));
else if (index == ReadAnonymousFieldAsCsName && string.IsNullOrEmpty(parent.CsName) == false) field.Append(_common.FieldAsAlias(GetFieldAsCsName(parent.CsName)));
if (parent.CsType == null && exp.Type.IsValueType) parent.CsType = exp.Type;
return false;
}