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- 增加 DateTime 扩展方法 Between 和 BetweenEnd 自定义表达式；

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- 修复 Dto 映射，在二级即 Dto 属性上又 new Dto 的时候，错误的又重复映射了全部字段；
This commit is contained in:
28810
2019-12-06 18:18:38 +08:00
parent dbdcec3a6f
commit e59608a6c8
6 changed files with 66 additions and 27 deletions
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18
FreeSql/Internal/CommonExpression.cs
View File

@ -25,20 +25,20 @@ namespace FreeSql.Internal
_common = common;
}
public bool ReadAnonymousField(List<SelectTableInfo> _tables, StringBuilder field, ReadAnonymousTypeInfo parent, ref int index, Expression exp, Func<Expression[], string> getSelectGroupingMapString, List<LambdaExpression> whereCascadeExpression)
public bool ReadAnonymousField(List<SelectTableInfo> _tables, StringBuilder field, ReadAnonymousTypeInfo parent, ref int index, Expression exp, Func<Expression[], string> getSelectGroupingMapString, List<LambdaExpression> whereCascadeExpression, bool isAllDtoMap)
{
Func<ExpTSC> getTSC = () => new ExpTSC { _tables = _tables, getSelectGroupingMapString = getSelectGroupingMapString, tbtype = SelectTableInfoType.From, isQuoteName = true, isDisableDiyParse = false, style = ExpressionStyle.Where, whereCascadeExpression = whereCascadeExpression };
switch (exp.NodeType)
{
case ExpressionType.Quote: return ReadAnonymousField(_tables, field, parent, ref index, (exp as UnaryExpression)?.Operand, getSelectGroupingMapString, whereCascadeExpression);
case ExpressionType.Lambda: return ReadAnonymousField(_tables, field, parent, ref index, (exp as LambdaExpression)?.Body, getSelectGroupingMapString, whereCascadeExpression);
case ExpressionType.Quote: return ReadAnonymousField(_tables, field, parent, ref index, (exp as UnaryExpression)?.Operand, getSelectGroupingMapString, whereCascadeExpression, isAllDtoMap);
case ExpressionType.Lambda: return ReadAnonymousField(_tables, field, parent, ref index, (exp as LambdaExpression)?.Body, getSelectGroupingMapString, whereCascadeExpression, isAllDtoMap);
case ExpressionType.Negate:
case ExpressionType.NegateChecked:
parent.DbField = $"-({ExpressionLambdaToSql(exp, getTSC())})";
field.Append(", ").Append(parent.DbField);
if (index >= 0) field.Append(" as").Append(++index);
return false;
case ExpressionType.Convert: return ReadAnonymousField(_tables, field, parent, ref index, (exp as UnaryExpression)?.Operand, getSelectGroupingMapString, whereCascadeExpression);
case ExpressionType.Convert: return ReadAnonymousField(_tables, field, parent, ref index, (exp as UnaryExpression)?.Operand, getSelectGroupingMapString, whereCascadeExpression, isAllDtoMap);
case ExpressionType.Constant:
var constExp = exp as ConstantExpression;
//处理自定义SQL语句，如： ToList(new {
@ -110,7 +110,7 @@ namespace FreeSql.Internal
parent.Consturctor = initExp.NewExpression.Type.GetConstructors()[0];
parent.ConsturctorType = ReadAnonymousTypeInfoConsturctorType.Properties;
if (_tables != null && _tables.Any() && initExp.NewExpression.Type != _tables.FirstOrDefault().Table.Type)
if (isAllDtoMap && _tables != null && _tables.Any() && initExp.NewExpression.Type != _tables.FirstOrDefault().Table.Type)
{
//dto 映射
var dtoProps = initExp.NewExpression.Type.GetPropertiesDictIgnoreCase().Values;
@ -129,7 +129,7 @@ namespace FreeSql.Internal
};
parent.Childs.Add(child);
if (dtTb.Parameter != null)
ReadAnonymousField(_tables, field, child, ref index, Expression.Property(dtTb.Parameter, dtTb.Table.Properties[trydtocol.CsName]), getSelectGroupingMapString, whereCascadeExpression);
ReadAnonymousField(_tables, field, child, ref index, Expression.Property(dtTb.Parameter, dtTb.Table.Properties[trydtocol.CsName]), getSelectGroupingMapString, whereCascadeExpression, isAllDtoMap);
else
{
child.DbField = $"{dtTb.Alias}.{_common.QuoteSqlName(trydtocol.Attribute.Name)}";
@ -156,7 +156,7 @@ namespace FreeSql.Internal
MapType = initAssignExp.Expression.Type
};
parent.Childs.Add(child);
ReadAnonymousField(_tables, field, child, ref index, initAssignExp.Expression, getSelectGroupingMapString, whereCascadeExpression);
ReadAnonymousField(_tables, field, child, ref index, initAssignExp.Expression, getSelectGroupingMapString, whereCascadeExpression, false);
}
}
if (parent.Childs.Any() == false) throw new Exception($"映射异常：{initExp.NewExpression.Type.Name} 没有一个属性名相同");
@ -177,7 +177,7 @@ namespace FreeSql.Internal
MapType = newExp.Arguments[a].Type
};
parent.Childs.Add(child);
ReadAnonymousField(_tables, field, child, ref index, newExp.Arguments[a], getSelectGroupingMapString, whereCascadeExpression);
ReadAnonymousField(_tables, field, child, ref index, newExp.Arguments[a], getSelectGroupingMapString, whereCascadeExpression, false);
}
}
else
@ -200,7 +200,7 @@ namespace FreeSql.Internal
};
parent.Childs.Add(child);
if (dtTb.Parameter != null)
ReadAnonymousField(_tables, field, child, ref index, Expression.Property(dtTb.Parameter, dtTb.Table.Properties[trydtocol.CsName]), getSelectGroupingMapString, whereCascadeExpression);
ReadAnonymousField(_tables, field, child, ref index, Expression.Property(dtTb.Parameter, dtTb.Table.Properties[trydtocol.CsName]), getSelectGroupingMapString, whereCascadeExpression, isAllDtoMap);
else
{
child.DbField = $"{dtTb.Alias}.{_common.QuoteSqlName(trydtocol.Attribute.Name)}";

8
FreeSql/Internal/CommonProvider/SelectProvider/Select0Provider.cs
View File

@ -530,7 +530,7 @@ namespace FreeSql.Internal.CommonProvider
var field = new StringBuilder();
var index = 0;
_commonExpression.ReadAnonymousField(_tables, field, map, ref index, newexp, null, _whereCascadeExpression);
_commonExpression.ReadAnonymousField(_tables, field, map, ref index, newexp, null, _whereCascadeExpression, true);
return (map, field.Length > 0 ? field.Remove(0, 2).ToString() : null);
}
static ConcurrentDictionary<Type, ConstructorInfo> _dicConstructor = new ConcurrentDictionary<Type, ConstructorInfo>();
@ -1003,7 +1003,7 @@ namespace FreeSql.Internal.CommonProvider
var field = new StringBuilder();
var index = -10000; //临时规则，不返回 as1
_commonExpression.ReadAnonymousField(_tables, field, map, ref index, columns, null, _whereCascadeExpression);
_commonExpression.ReadAnonymousField(_tables, field, map, ref index, columns, null, _whereCascadeExpression, true);
this.GroupBy(field.Length > 0 ? field.Remove(0, 2).ToString() : null);
return new SelectGroupingProvider<TKey, TValue>(this, map, _commonExpression, _tables);
}
@ -1061,7 +1061,7 @@ namespace FreeSql.Internal.CommonProvider
var field = new StringBuilder();
var index = 0;
_commonExpression.ReadAnonymousField(_tables, field, map, ref index, select, null, _whereCascadeExpression);
_commonExpression.ReadAnonymousField(_tables, field, map, ref index, select, null, _whereCascadeExpression, true);
return this.ToListMapReader<TReturn>((map, field.Length > 0 ? field.Remove(0, 2).ToString() : null)).FirstOrDefault();
}
@ -1291,7 +1291,7 @@ namespace FreeSql.Internal.CommonProvider
var field = new StringBuilder();
var index = 0;
_commonExpression.ReadAnonymousField(_tables, field, map, ref index, select, null, _whereCascadeExpression);
_commonExpression.ReadAnonymousField(_tables, field, map, ref index, select, null, _whereCascadeExpression, true);
return (await this.ToListMapReaderAsync<TReturn>((map, field.Length > 0 ? field.Remove(0, 2).ToString() : null))).FirstOrDefault();
}
#endif

6
FreeSql/Internal/CommonProvider/SelectProvider/SelectGroupingProvider.cs
View File

@ -112,7 +112,7 @@ namespace FreeSql.Internal.CommonProvider
var field = new StringBuilder();
var index = 0;
_comonExp.ReadAnonymousField(null, field, map, ref index, select, getSelectGroupingMapString, null);
_comonExp.ReadAnonymousField(null, field, map, ref index, select, getSelectGroupingMapString, null, true);
var method = _select.GetType().GetMethod("ToListMapReader", BindingFlags.Instance | BindingFlags.NonPublic);
method = method.MakeGenericMethod(typeof(TReturn));
return method.Invoke(_select, new object[] { (map, field.Length > 0 ? field.Remove(0, 2).ToString() : null) }) as List<TReturn>;
@ -126,7 +126,7 @@ namespace FreeSql.Internal.CommonProvider
var field = new StringBuilder();
var index = 0;
_comonExp.ReadAnonymousField(null, field, map, ref index, select, getSelectGroupingMapString, null);
_comonExp.ReadAnonymousField(null, field, map, ref index, select, getSelectGroupingMapString, null, true);
var method = _select.GetType().GetMethod("ToSql", new[] { typeof(string) });
return method.Invoke(_select, new object[] { field.Length > 0 ? field.Remove(0, 2).ToString() : null }) as string;
}
@ -170,7 +170,7 @@ namespace FreeSql.Internal.CommonProvider
var field = new StringBuilder();
var index = 0;
_comonExp.ReadAnonymousField(null, field, map, ref index, select, getSelectGroupingMapString, null);
_comonExp.ReadAnonymousField(null, field, map, ref index, select, getSelectGroupingMapString, null, true);
var method = _select.GetType().GetMethod("ToListMapReaderAsync", BindingFlags.Instance | BindingFlags.NonPublic);
method = method.MakeGenericMethod(typeof(TReturn));
return method.Invoke(_select, new object[] { (map, field.Length > 0 ? field.Remove(0, 2).ToString() : null) }) as Task<List<TReturn>>;