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- 移除 Repository SaveMany；

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This commit is contained in:
2881099
2024-07-24 21:21:30 +08:00
parent 3e3fcf9580
commit b024c54d01
14 changed files with 124 additions and 394 deletions
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58
FreeSql.DbContext/DbSet/DbSetAsync.cs
View File

@ -149,64 +149,6 @@ namespace FreeSql
await AddOrUpdateNavigateAsync(item, true, null, cancellationToken);
}
async public Task SaveManyAsync(TEntity item, string propertyName, CancellationToken cancellationToken = default)
{
if (item == null) return;
if (string.IsNullOrEmpty(propertyName)) return;
if (_table.Properties.TryGetValue(propertyName, out var prop) == false) throw new KeyNotFoundException(DbContextStrings.NotFound_Property(_table.Type.FullName, propertyName));
if (_table.ColumnsByCsIgnore.ContainsKey(propertyName)) throw new ArgumentException(DbContextStrings.TypeHasSetProperty_IgnoreAttribute(_table.Type.FullName, propertyName));
var tref = _table.GetTableRef(propertyName, true, false);
if (tref == null) return;
switch (tref.RefType)
{
case TableRefType.OneToOne:
case TableRefType.ManyToOne:
case TableRefType.PgArrayToMany:
throw new ArgumentException(DbContextStrings.PropertyOfType_IsNot_OneToManyOrManyToMany(_table.Type.FullName, propertyName));
}
await DbContextFlushCommandAsync(cancellationToken);
var oldEnable = _db.Options.EnableCascadeSave;
_db.Options.EnableCascadeSave = false;
try
{
await AddOrUpdateNavigateAsync(item, false, propertyName, cancellationToken);
if (tref.RefType == TableRefType.OneToMany)
{
await DbContextFlushCommandAsync(cancellationToken);
//删除没有保存的数据，求出主体的条件
var deleteWhereParentParam = Expression.Parameter(typeof(object), "a");
Expression whereParentExp = null;
for (var colidx = 0; colidx < tref.Columns.Count; colidx++)
{
var whereExp = Expression.Equal(
Expression.MakeMemberAccess(Expression.Convert(deleteWhereParentParam, tref.RefEntityType), tref.RefColumns[colidx].Table.Properties[tref.RefColumns[colidx].CsName]),
Expression.Constant(
FreeSql.Internal.Utils.GetDataReaderValue(
tref.Columns[colidx].CsType,
_db.OrmOriginal.GetEntityValueWithPropertyName(_table.Type, item, tref.Columns[colidx].CsName)), tref.RefColumns[colidx].CsType)
);
if (whereParentExp == null) whereParentExp = whereExp;
else whereParentExp = Expression.AndAlso(whereParentExp, whereExp);
}
var propValEach = GetItemValue(item, prop) as IEnumerable;
var subDelete = _db.OrmOriginal.Delete<object>().AsType(tref.RefEntityType)
.WithTransaction(_uow?.GetOrBeginTransaction())
.Where(Expression.Lambda<Func<object, bool>>(whereParentExp, deleteWhereParentParam));
foreach (var propValItem in propValEach)
{
subDelete.WhereDynamic(propValEach, true);
break;
}
await subDelete.ExecuteAffrowsAsync(cancellationToken);
}
}
finally
{
_db.Options.EnableCascadeSave = oldEnable;
}
}
async Task AddOrUpdateNavigateAsync(TEntity item, bool isAdd, string propertyName, CancellationToken cancellationToken)
{
Func<PropertyInfo, Task> action = async prop =>

67
FreeSql.DbContext/DbSet/DbSetSync.cs
View File

@ -151,73 +151,6 @@ namespace FreeSql
AddOrUpdateNavigate(item, true, null);
}
/// <summary>
/// 保存实体的指定 ManyToMany/OneToMany 导航属性（完整对比）<para></para>
/// 场景：在关闭级联保存功能之后，手工使用本方法<para></para>
/// 例子：保存商品的 OneToMany 集合属性，SaveMany(goods, "Skus")<para></para>
/// 当 goods.Skus 为空(非null)时，会删除表中已存在的所有数据<para></para>
/// 当 goods.Skus 不为空(非null)时，添加/更新后，删除表中不存在 Skus 集合属性的所有记录
/// </summary>
/// <param name="item">实体对象</param>
/// <param name="propertyName">属性名</param>
public void SaveMany(TEntity item, string propertyName)
{
if (item == null) return;
if (string.IsNullOrEmpty(propertyName)) return;
if (_table.Properties.TryGetValue(propertyName, out var prop) == false) throw new KeyNotFoundException(DbContextStrings.NotFound_Property(_table.Type.FullName, propertyName));
if (_table.ColumnsByCsIgnore.ContainsKey(propertyName)) throw new ArgumentException(DbContextStrings.TypeHasSetProperty_IgnoreAttribute(_table.Type.FullName, propertyName));
var tref = _table.GetTableRef(propertyName, true, false);
if (tref == null) return;
switch (tref.RefType)
{
case TableRefType.OneToOne:
case TableRefType.ManyToOne:
case TableRefType.PgArrayToMany:
throw new ArgumentException(DbContextStrings.PropertyOfType_IsNot_OneToManyOrManyToMany(_table.Type.FullName, propertyName));
}
DbContextFlushCommand();
var oldEnable = _db.Options.EnableCascadeSave;
_db.Options.EnableCascadeSave = false;
try
{
AddOrUpdateNavigate(item, false, propertyName);
if (tref.RefType == TableRefType.OneToMany)
{
DbContextFlushCommand();
//删除没有保存的数据，求出主体的条件
var deleteWhereParentParam = Expression.Parameter(typeof(object), "a");
Expression whereParentExp = null;
for (var colidx = 0; colidx < tref.Columns.Count; colidx++)
{
var whereExp = Expression.Equal(
Expression.MakeMemberAccess(Expression.Convert(deleteWhereParentParam, tref.RefEntityType), tref.RefColumns[colidx].Table.Properties[tref.RefColumns[colidx].CsName]),
Expression.Constant(
FreeSql.Internal.Utils.GetDataReaderValue(
tref.Columns[colidx].CsType,
_db.OrmOriginal.GetEntityValueWithPropertyName(_table.Type, item, tref.Columns[colidx].CsName)), tref.RefColumns[colidx].CsType)
);
if (whereParentExp == null) whereParentExp = whereExp;
else whereParentExp = Expression.AndAlso(whereParentExp, whereExp);
}
var propValEach = GetItemValue(item, prop) as IEnumerable;
var subDelete = _db.OrmOriginal.Delete<object>().AsType(tref.RefEntityType)
.WithTransaction(_uow?.GetOrBeginTransaction())
.Where(Expression.Lambda<Func<object, bool>>(whereParentExp, deleteWhereParentParam));
foreach (var propValItem in propValEach)
{
subDelete.WhereDynamic(propValEach, true);
break;
}
subDelete.ExecuteAffrows();
}
}
finally
{
_db.Options.EnableCascadeSave = oldEnable;
}
}
void AddOrUpdateNavigate(TEntity item, bool isAdd, string propertyName)
{
Action<PropertyInfo> action = prop =>