mirror of
https://github.com/nsnail/FreeSql.git
synced 2025-06-18 03:53:21 +08:00
添加 通过DTO 进行update的方法, 特点是,忽略值为null的属性.
说明:在开发的时候,希望代码能实现更高的复用,那么一个更新的方法,我希望在多个不同的场景都可以使用. 但是不同场景涉及的字段有事不一样的,每次都把完整的DTO实体生成出来,既繁琐,又容易出错, 于是想升级这个方法, 不想update的字段,为空就好了,这样不会影响数据库中的原有值.
This commit is contained in:
parent
5c756e7d75
commit
c422b81829
@ -777,6 +777,38 @@ namespace FreeSql.Internal.CommonProvider
|
|||||||
}
|
}
|
||||||
return this;
|
return this;
|
||||||
}
|
}
|
||||||
|
public IUpdate<T1> SetDtoIgnoreNull(object dto)
|
||||||
|
{
|
||||||
|
if (dto == null) return this;
|
||||||
|
if (dto is Dictionary<string, object>)
|
||||||
|
{
|
||||||
|
var dic = dto as Dictionary<string, object>;
|
||||||
|
foreach (var kv in dic)
|
||||||
|
{
|
||||||
|
if (kv.Value == null)
|
||||||
|
{
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
if (_table.ColumnsByCs.TryGetValue(kv.Key, out var trycol) == false) continue;
|
||||||
|
if (_ignore.ContainsKey(trycol.Attribute.Name)) continue;
|
||||||
|
SetPriv(trycol, kv.Value);
|
||||||
|
}
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
var dtoProps = dto.GetType().GetProperties();
|
||||||
|
foreach (var dtoProp in dtoProps)
|
||||||
|
{
|
||||||
|
var v3 = dtoProp.GetValue(dto, null);
|
||||||
|
if (v3 == null)
|
||||||
|
{
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
if (_table.ColumnsByCs.TryGetValue(dtoProp.Name, out var trycol) == false) continue;
|
||||||
|
if (_ignore.ContainsKey(trycol.Attribute.Name)) continue;
|
||||||
|
SetPriv(trycol, v3);
|
||||||
|
}
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
public IUpdate<T1> Where(Expression<Func<T1, bool>> exp) => WhereIf(true, exp);
|
public IUpdate<T1> Where(Expression<Func<T1, bool>> exp) => WhereIf(true, exp);
|
||||||
public IUpdate<T1> WhereIf(bool condition, Expression<Func<T1, bool>> exp)
|
public IUpdate<T1> WhereIf(bool condition, Expression<Func<T1, bool>> exp)
|
||||||
|
Loading…
x
Reference in New Issue
Block a user