mirror of
https://github.com/nsnail/FreeSql.git
synced 2025-06-18 20:08:15 +08:00
- 增加 DbContext/Repository ManyToMany联级保存功能（之前已支持OneToMany）；
This commit is contained in:
28810
@ -60,7 +60,7 @@ namespace FreeSql
|
||||
protected virtual IDelete<TEntity> OrmDelete(object dywhere) => _db.Orm.Delete<TEntity>().AsType(_entityType).WithTransaction(_uow?.GetOrBeginTransaction()).WhereDynamic(dywhere);
|
||||
|
||||
internal void EnqueueToDbContext(DbContext.ExecCommandInfoType actionType, EntityState state) =>
|
||||
_db.EnqueueAction(actionType, this, typeof(EntityState), state);
|
||||
_db.EnqueueAction(actionType, this, typeof(EntityState), _entityType, state);
|
||||
|
||||
internal void IncrAffrows(int affrows) =>
|
||||
_db._affrows += affrows;
|
||||
@ -117,14 +117,15 @@ namespace FreeSql
|
||||
/// </summary>
|
||||
/// <param name="entityType"></param>
|
||||
/// <returns></returns>
|
||||
public void AsType(Type entityType)
|
||||
public DbSet<TEntity> AsType(Type entityType)
|
||||
{
|
||||
if (entityType == typeof(object)) throw new Exception("ISelect.AsType 参数不支持指定为 object");
|
||||
if (entityType == _entityType) return;
|
||||
if (entityType == _entityType) return this;
|
||||
var newtb = _db.Orm.CodeFirst.GetTableByEntity(entityType);
|
||||
_entityType = entityType;
|
||||
_tablePriv = newtb ?? throw new Exception("DbSet.AsType 参数错误，请传入正确的实体类型");
|
||||
_tableIdentitysPriv = null;
|
||||
return this;
|
||||
}
|
||||
|
||||
public class EntityState
|
||||
|
||||
@ -4,6 +4,8 @@ using System.Collections;
|
||||
using System.Collections.Concurrent;
|
||||
using System.Collections.Generic;
|
||||
using System.Linq;
|
||||
using System.Linq.Expressions;
|
||||
using System.Reflection;
|
||||
using System.Threading.Tasks;
|
||||
|
||||
namespace FreeSql
|
||||
@ -131,46 +133,132 @@ namespace FreeSql
|
||||
{
|
||||
if (_table.ColumnsByCsIgnore.ContainsKey(prop.Key)) continue;
|
||||
if (_table.ColumnsByCs.ContainsKey(prop.Key)) continue;
|
||||
|
||||
var tref = _table.GetTableRef(prop.Key, true);
|
||||
if (tref == null) continue;
|
||||
|
||||
switch (tref.RefType)
|
||||
{
|
||||
case Internal.Model.TableRefType.OneToOne:
|
||||
case Internal.Model.TableRefType.ManyToOne:
|
||||
case Internal.Model.TableRefType.ManyToMany:
|
||||
continue;
|
||||
case Internal.Model.TableRefType.OneToMany:
|
||||
if (itemType == null) itemType = item.GetType();
|
||||
if (_table.TypeLazy != null && itemType == _table.TypeLazy)
|
||||
{
|
||||
var lazyField = _dicLazyIsSetField.GetOrAdd(_table.TypeLazy, tl => new ConcurrentDictionary<string, System.Reflection.FieldInfo>()).GetOrAdd(prop.Key, propName =>
|
||||
_table.TypeLazy.GetField($"__lazy__{propName}", System.Reflection.BindingFlags.GetField | System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance));
|
||||
if (lazyField != null)
|
||||
{
|
||||
var lazyFieldValue = (bool)lazyField.GetValue(item);
|
||||
if (lazyFieldValue == false) continue;
|
||||
}
|
||||
}
|
||||
var propVal = prop.Value.GetValue(item);
|
||||
var propValEach = propVal as IEnumerable;
|
||||
if (propValEach == null) continue;
|
||||
object dbset = null;
|
||||
System.Reflection.MethodInfo dbsetAddOrUpdate = null;
|
||||
}
|
||||
|
||||
object propVal = null;
|
||||
if (itemType == null) itemType = item.GetType();
|
||||
if (_table.TypeLazy != null && itemType == _table.TypeLazy)
|
||||
{
|
||||
var lazyField = _dicLazyIsSetField.GetOrAdd(_table.TypeLazy, tl => new ConcurrentDictionary<string, FieldInfo>()).GetOrAdd(prop.Key, propName =>
|
||||
_table.TypeLazy.GetField($"__lazy__{propName}", BindingFlags.GetField | BindingFlags.NonPublic | BindingFlags.Instance));
|
||||
if (lazyField != null)
|
||||
{
|
||||
var lazyFieldValue = (bool)lazyField.GetValue(item);
|
||||
if (lazyFieldValue == false) continue;
|
||||
}
|
||||
propVal = prop.Value.GetValue(item);
|
||||
}
|
||||
else
|
||||
{
|
||||
propVal = prop.Value.GetValue(item);
|
||||
if (propVal == null) continue;
|
||||
}
|
||||
|
||||
var propValEach = propVal as IEnumerable;
|
||||
if (propValEach == null) continue;
|
||||
DbSet<object> refSet = _db.Set<object>().AsType(tref.RefEntityType);
|
||||
switch (tref.RefType)
|
||||
{
|
||||
case Internal.Model.TableRefType.ManyToMany:
|
||||
var curList = new List<object>();
|
||||
foreach (var propValItem in propValEach)
|
||||
{
|
||||
if (dbset == null)
|
||||
curList.Add(propValItem);
|
||||
var flagExists = refSet.ExistsInStates(propValItem);
|
||||
if (flagExists == false)
|
||||
flagExists = await refSet.Select.WhereDynamic(propValItem).AnyAsync();
|
||||
if (refSet.CanAdd(propValItem, false) && flagExists != true)
|
||||
await refSet.AddAsync(propValItem);
|
||||
}
|
||||
var midSelectParam = Expression.Parameter(typeof(object), "a");
|
||||
var midWheres = new List<Expression<Func<object, bool>>>();
|
||||
for (var colidx = 0; colidx < tref.Columns.Count; colidx++)
|
||||
midWheres.Add(Expression.Lambda<Func<object, bool>>(Expression.Equal(
|
||||
Expression.MakeMemberAccess(Expression.Convert(midSelectParam, tref.RefMiddleEntityType), tref.MiddleColumns[colidx].Table.Properties[tref.MiddleColumns[colidx].CsName]),
|
||||
Expression.Constant(
|
||||
FreeSql.Internal.Utils.GetDataReaderValue(
|
||||
tref.MiddleColumns[colidx].CsType,
|
||||
_db.Orm.GetEntityValueWithPropertyName(_table.Type, item, tref.Columns[colidx].CsName)), tref.MiddleColumns[colidx].CsType)
|
||||
), midSelectParam));
|
||||
|
||||
if (curList.Any() == false) //全部删除
|
||||
{
|
||||
var delall = _db.Orm.Delete<object>().AsType(tref.RefMiddleEntityType);
|
||||
foreach (var midWhere in midWheres) delall.Where(midWhere);
|
||||
await delall.ExecuteAffrowsAsync();
|
||||
}
|
||||
else //保存
|
||||
{
|
||||
var midSet = _db.Set<object>().AsType(tref.RefMiddleEntityType);
|
||||
var midSelect = midSet.Select;
|
||||
foreach (var midWhere in midWheres) midSelect.Where(midWhere);
|
||||
var midList = await midSelect.ToListAsync();
|
||||
var midListDel = new List<object>();
|
||||
var midListAdd = new List<object>();
|
||||
|
||||
foreach (var midItem in midList)
|
||||
{
|
||||
dbset = _db.Set(tref.RefEntityType);
|
||||
dbsetAddOrUpdate = dbset.GetType().GetMethod("AddOrUpdateAsync", new Type[] { tref.RefEntityType });
|
||||
var curContains = new List<int>();
|
||||
for (var curIdx = 0; curIdx < curList.Count; curIdx++)
|
||||
{
|
||||
var isEquals = true;
|
||||
for (var midcolidx = tref.Columns.Count; midcolidx < tref.MiddleColumns.Count; midcolidx++)
|
||||
{
|
||||
var refcol = tref.Columns[midcolidx - tref.Columns.Count];
|
||||
var midval = FreeSql.Internal.Utils.GetDataReaderValue(refcol.CsType, _db.Orm.GetEntityValueWithPropertyName(tref.RefMiddleEntityType, midItem, tref.MiddleColumns[midcolidx].CsName));
|
||||
var refval = FreeSql.Internal.Utils.GetDataReaderValue(refcol.CsType, _db.Orm.GetEntityValueWithPropertyName(tref.RefEntityType, curList[curIdx], tref.Columns[midcolidx - tref.Columns.Count].CsName));
|
||||
if (object.Equals(midval, refval) == false)
|
||||
{
|
||||
isEquals = false;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (isEquals)
|
||||
curContains.Add(curIdx);
|
||||
}
|
||||
if (curContains.Any())
|
||||
foreach (var curIdx in curContains)
|
||||
curList.RemoveAt(curIdx);
|
||||
else
|
||||
midListDel.Add(midItem);
|
||||
}
|
||||
midSet.RemoveRange(midListDel); //删除未保存的项
|
||||
foreach (var curItem in curList)
|
||||
{
|
||||
var newItem = Activator.CreateInstance(tref.RefMiddleEntityType);
|
||||
for (var colidx = 0; colidx < tref.Columns.Count; colidx++)
|
||||
{
|
||||
var val = FreeSql.Internal.Utils.GetDataReaderValue(tref.MiddleColumns[colidx].CsType, _db.Orm.GetEntityValueWithPropertyName(_table.Type, item, tref.Columns[colidx].CsName));
|
||||
_db.Orm.SetEntityValueWithPropertyName(tref.RefMiddleEntityType, newItem, tref.MiddleColumns[colidx].CsName, val);
|
||||
}
|
||||
for (var midcolidx = tref.Columns.Count; midcolidx < tref.MiddleColumns.Count; midcolidx++)
|
||||
{
|
||||
var refcol = tref.Columns[midcolidx - tref.Columns.Count];
|
||||
var refval = FreeSql.Internal.Utils.GetDataReaderValue(tref.MiddleColumns[midcolidx].CsType, _db.Orm.GetEntityValueWithPropertyName(tref.RefEntityType, curItem, refcol.CsName));
|
||||
_db.Orm.SetEntityValueWithPropertyName(tref.RefMiddleEntityType, newItem, tref.MiddleColumns[midcolidx].CsName, refval);
|
||||
}
|
||||
midListAdd.Add(newItem);
|
||||
}
|
||||
await midSet.AddRangeAsync(midListAdd);
|
||||
}
|
||||
break;
|
||||
case Internal.Model.TableRefType.OneToMany:
|
||||
foreach (var propValItem in propValEach)
|
||||
{
|
||||
for (var colidx = 0; colidx < tref.Columns.Count; colidx++)
|
||||
{
|
||||
tref.RefColumns[colidx].Table.Properties[tref.RefColumns[colidx].CsName]
|
||||
.SetValue(propValItem, tref.Columns[colidx].Table.Properties[tref.Columns[colidx].CsName].GetValue(item));
|
||||
var val = FreeSql.Internal.Utils.GetDataReaderValue(tref.RefColumns[colidx].CsType, _db.Orm.GetEntityValueWithPropertyName(_table.Type, item, tref.Columns[colidx].CsName));
|
||||
_db.Orm.SetEntityValueWithPropertyName(tref.RefEntityType, propValItem, tref.RefColumns[colidx].CsName, val);
|
||||
}
|
||||
Task task = dbsetAddOrUpdate.Invoke(dbset, new object[] { propValItem }) as Task;
|
||||
await task;
|
||||
await refSet.AddOrUpdateAsync(propValItem);
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
@ -5,6 +5,8 @@ using System.Collections.Generic;
|
||||
using System.Collections.Concurrent;
|
||||
using System.Linq;
|
||||
using System.Reflection;
|
||||
using System.Text;
|
||||
using System.Linq.Expressions;
|
||||
|
||||
namespace FreeSql
|
||||
{
|
||||
@ -137,8 +139,16 @@ namespace FreeSql
|
||||
if (_table.ColumnsByCsIgnore.ContainsKey(prop.Key)) continue;
|
||||
if (_table.ColumnsByCs.ContainsKey(prop.Key)) continue;
|
||||
|
||||
object propVal = null;
|
||||
var tref = _table.GetTableRef(prop.Key, true);
|
||||
if (tref == null) continue;
|
||||
switch (tref.RefType)
|
||||
{
|
||||
case Internal.Model.TableRefType.OneToOne:
|
||||
case Internal.Model.TableRefType.ManyToOne:
|
||||
continue;
|
||||
}
|
||||
|
||||
object propVal = null;
|
||||
if (itemType == null) itemType = item.GetType();
|
||||
if (_table.TypeLazy != null && itemType == _table.TypeLazy)
|
||||
{
|
||||
@ -157,33 +167,103 @@ namespace FreeSql
|
||||
if (propVal == null) continue;
|
||||
}
|
||||
|
||||
var tref = _table.GetTableRef(prop.Key, true);
|
||||
if (tref == null) continue;
|
||||
|
||||
var propValEach = propVal as IEnumerable;
|
||||
if (propValEach == null) continue;
|
||||
DbSet<object> refSet = _db.Set<object>().AsType(tref.RefEntityType);
|
||||
switch (tref.RefType)
|
||||
{
|
||||
case Internal.Model.TableRefType.OneToOne:
|
||||
case Internal.Model.TableRefType.ManyToOne:
|
||||
case Internal.Model.TableRefType.ManyToMany:
|
||||
continue;
|
||||
case Internal.Model.TableRefType.OneToMany:
|
||||
var propValEach = propVal as IEnumerable;
|
||||
if (propValEach == null) continue;
|
||||
object dbset = null;
|
||||
MethodInfo dbsetAddOrUpdate = null;
|
||||
var curList = new List<object>();
|
||||
foreach (var propValItem in propValEach)
|
||||
{
|
||||
if (dbset == null)
|
||||
curList.Add(propValItem);
|
||||
var flagExists = refSet.ExistsInStates(propValItem);
|
||||
if (flagExists == false)
|
||||
flagExists = refSet.Select.WhereDynamic(propValItem).Any();
|
||||
if (refSet.CanAdd(propValItem, false) && flagExists != true)
|
||||
refSet.Add(propValItem);
|
||||
}
|
||||
var midSelectParam = Expression.Parameter(typeof(object), "a");
|
||||
var midWheres = new List<Expression<Func<object, bool>>>();
|
||||
for (var colidx = 0; colidx < tref.Columns.Count; colidx++)
|
||||
midWheres.Add(Expression.Lambda<Func<object, bool>>(Expression.Equal(
|
||||
Expression.MakeMemberAccess(Expression.Convert(midSelectParam, tref.RefMiddleEntityType), tref.MiddleColumns[colidx].Table.Properties[tref.MiddleColumns[colidx].CsName]),
|
||||
Expression.Constant(
|
||||
FreeSql.Internal.Utils.GetDataReaderValue(
|
||||
tref.MiddleColumns[colidx].CsType,
|
||||
_db.Orm.GetEntityValueWithPropertyName(_table.Type, item, tref.Columns[colidx].CsName)), tref.MiddleColumns[colidx].CsType)
|
||||
), midSelectParam));
|
||||
|
||||
if (curList.Any() == false) //全部删除
|
||||
{
|
||||
var delall = _db.Orm.Delete<object>().AsType(tref.RefMiddleEntityType);
|
||||
foreach (var midWhere in midWheres) delall.Where(midWhere);
|
||||
delall.ExecuteAffrows();
|
||||
}
|
||||
else //保存
|
||||
{
|
||||
var midSet = _db.Set<object>().AsType(tref.RefMiddleEntityType);
|
||||
var midSelect = midSet.Select;
|
||||
foreach (var midWhere in midWheres) midSelect.Where(midWhere);
|
||||
var midList = midSelect.ToList();
|
||||
var midListDel = new List<object>();
|
||||
var midListAdd = new List<object>();
|
||||
|
||||
foreach (var midItem in midList)
|
||||
{
|
||||
dbset = _db.Set(tref.RefEntityType);
|
||||
dbsetAddOrUpdate = dbset.GetType().GetMethod("AddOrUpdate", new Type[] { tref.RefEntityType });
|
||||
var curContains = new List<int>();
|
||||
for(var curIdx = 0; curIdx < curList.Count; curIdx ++)
|
||||
{
|
||||
var isEquals = true;
|
||||
for (var midcolidx = tref.Columns.Count; midcolidx < tref.MiddleColumns.Count; midcolidx++)
|
||||
{
|
||||
var refcol = tref.Columns[midcolidx - tref.Columns.Count];
|
||||
var midval = FreeSql.Internal.Utils.GetDataReaderValue(refcol.CsType, _db.Orm.GetEntityValueWithPropertyName(tref.RefMiddleEntityType, midItem, tref.MiddleColumns[midcolidx].CsName));
|
||||
var refval = FreeSql.Internal.Utils.GetDataReaderValue(refcol.CsType, _db.Orm.GetEntityValueWithPropertyName(tref.RefEntityType, curList[curIdx], tref.Columns[midcolidx - tref.Columns.Count].CsName));
|
||||
if (object.Equals(midval, refval) == false)
|
||||
{
|
||||
isEquals = false;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (isEquals)
|
||||
curContains.Add(curIdx);
|
||||
}
|
||||
if (curContains.Any())
|
||||
foreach (var curIdx in curContains)
|
||||
curList.RemoveAt(curIdx);
|
||||
else
|
||||
midListDel.Add(midItem);
|
||||
}
|
||||
midSet.RemoveRange(midListDel); //删除未保存的项
|
||||
foreach (var curItem in curList)
|
||||
{
|
||||
var newItem = Activator.CreateInstance(tref.RefMiddleEntityType);
|
||||
for (var colidx = 0; colidx < tref.Columns.Count; colidx++)
|
||||
{
|
||||
var val = FreeSql.Internal.Utils.GetDataReaderValue(tref.MiddleColumns[colidx].CsType, _db.Orm.GetEntityValueWithPropertyName(_table.Type, item, tref.Columns[colidx].CsName));
|
||||
_db.Orm.SetEntityValueWithPropertyName(tref.RefMiddleEntityType, newItem, tref.MiddleColumns[colidx].CsName, val);
|
||||
}
|
||||
for (var midcolidx = tref.Columns.Count; midcolidx < tref.MiddleColumns.Count; midcolidx++)
|
||||
{
|
||||
var refcol = tref.Columns[midcolidx - tref.Columns.Count];
|
||||
var refval = FreeSql.Internal.Utils.GetDataReaderValue(tref.MiddleColumns[midcolidx].CsType, _db.Orm.GetEntityValueWithPropertyName(tref.RefEntityType, curItem, refcol.CsName));
|
||||
_db.Orm.SetEntityValueWithPropertyName(tref.RefMiddleEntityType, newItem, tref.MiddleColumns[midcolidx].CsName, refval);
|
||||
}
|
||||
midListAdd.Add(newItem);
|
||||
}
|
||||
midSet.AddRange(midListAdd);
|
||||
}
|
||||
break;
|
||||
case Internal.Model.TableRefType.OneToMany:
|
||||
foreach (var propValItem in propValEach)
|
||||
{
|
||||
for (var colidx = 0; colidx < tref.Columns.Count; colidx++)
|
||||
{
|
||||
tref.RefColumns[colidx].Table.Properties[tref.RefColumns[colidx].CsName]
|
||||
.SetValue(propValItem, tref.Columns[colidx].Table.Properties[tref.Columns[colidx].CsName].GetValue(item));
|
||||
var val = FreeSql.Internal.Utils.GetDataReaderValue(tref.RefColumns[colidx].CsType, _db.Orm.GetEntityValueWithPropertyName(_table.Type, item, tref.Columns[colidx].CsName));
|
||||
_db.Orm.SetEntityValueWithPropertyName(tref.RefEntityType, propValItem, tref.RefColumns[colidx].CsName, val);
|
||||
}
|
||||
dbsetAddOrUpdate.Invoke(dbset, new object[] { propValItem });
|
||||
refSet.AddOrUpdate(propValItem);
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user