private void DoEditPrepare(bool updateAllFields)
{
if (typeof(TModel).GetTypeInfo().IsSubclassOf(typeof(BasePoco)))
{
BasePoco ent = Entity as BasePoco;
if (ent.UpdateTime == null)
{
ent.UpdateTime = DateTime.Now;
}
if (string.IsNullOrEmpty(ent.UpdateBy))
{
ent.UpdateBy = LoginUserInfo?.ITCode;
}
}
var pros = typeof(TModel).GetProperties();
#region 更新子表
foreach (var pro in pros)
{
//找到类型为List<xxx>的字段
if (pro.PropertyType.GenericTypeArguments.Count() > 0)
{
//获取xxx的类型
var ftype = pro.PropertyType.GenericTypeArguments.First();
//如果xxx继承自TopBasePoco
if (ftype.IsSubclassOf(typeof(TopBasePoco)))
{
//界面传过来的子表数据
if (pro.GetValue(Entity) is IEnumerable <TopBasePoco> list && list.Count() > 0)
{
//获取外键字段名称
string fkname = DC.GetFKName <TModel>(pro.Name);
PropertyInfo[] itemPros = ftype.GetProperties();
bool found = false;
foreach (var newitem in list)
{
var subtype = newitem.GetType();
if (subtype.IsSubclassOf(typeof(BasePoco)))
{
BasePoco ent = newitem as BasePoco;
if (ent.UpdateTime == null)
{
ent.UpdateTime = DateTime.Now;
}
if (string.IsNullOrEmpty(ent.UpdateBy))
{
ent.UpdateBy = LoginUserInfo?.ITCode;
}
}
//循环页面传过来的子表数据,将关联到TopBasePoco的字段设为null,并且把外键字段的值设定为主表ID
foreach (var itempro in itemPros)
{
if (itempro.PropertyType.IsSubclassOf(typeof(TopBasePoco)))
{
itempro.SetValue(newitem, null);
}
if (!string.IsNullOrEmpty(fkname))
{
if (itempro.Name.ToLower() == fkname.ToLower())
{
itempro.SetValue(newitem, Entity.GetID());
found = true;
}
}
}
}
//如果没有找到相应的外建字段，则可能是多对多的关系，或者做了特殊的设定，这种情况框架无法支持，直接退出本次循环
if (found == false)
{
continue;
}
TModel _entity = null;
//打开新的数据库联接,获取数据库中的主表和子表数据
using (var ndc = DC.CreateNew())
{
_entity = ndc.Set <TModel>().Include(pro.Name).AsNoTracking().CheckID(Entity.GetID()).FirstOrDefault();
}
//比较子表原数据和新数据的区别
IEnumerable <TopBasePoco> toadd = null;
IEnumerable <TopBasePoco> toremove = null;
IEnumerable <TopBasePoco> data = _entity.GetType().GetProperty(pro.Name).GetValue(_entity) as IEnumerable <TopBasePoco>;
Utils.CheckDifference(data, list, out toremove, out toadd);
//设定子表应该更新的字段
List <string> setnames = new List <string>();
foreach (var field in FC.Keys)
{
if (field.StartsWith("Entity." + pro.Name + "[0]."))
{
string name = field.Replace("Entity." + pro.Name + "[0].", "");
setnames.Add(name);
}
}
//前台传过来的数据
foreach (var newitem in list)
{
//数据库中的数据
foreach (var item in data)
{
//需要更新的数据
if (newitem.GetID().ToString() == item.GetID().ToString())
{
dynamic i = newitem;
var newitemType = item.GetType();
foreach (var itempro in itemPros)
{
if (!itempro.PropertyType.IsSubclassOf(typeof(TopBasePoco)) && (updateAllFields == true || setnames.Contains(itempro.Name)))
{
var notmapped = itempro.GetCustomAttribute <NotMappedAttribute>();
if (itempro.Name != "ID" && notmapped == null && itempro.PropertyType.IsList() == false)
{
DC.UpdateProperty(i, itempro.Name);
}
}
}
if (item.GetType().IsSubclassOf(typeof(BasePoco)))
{
DC.UpdateProperty(i, "UpdateTime");
DC.UpdateProperty(i, "UpdateBy");
}
}
}
}
//需要删除的数据
foreach (var item in toremove)
{
//如果是PersistPoco，则把IsValid设为false，并不进行物理删除
if (ftype.IsSubclassOf(typeof(PersistPoco)))
{
(item as PersistPoco).IsValid = false;
(item as PersistPoco).UpdateTime = DateTime.Now;
(item as PersistPoco).UpdateBy = LoginUserInfo?.ITCode;
dynamic i = item;
DC.UpdateEntity(i);
}
else
{
foreach (var itempro in itemPros)
{
if (itempro.PropertyType.IsSubclassOf(typeof(TopBasePoco)))
{
itempro.SetValue(item, null);
}
}
dynamic i = item;
DC.DeleteEntity(i);
}
}
//需要添加的数据
foreach (var item in toadd)
{
if (item.GetType().IsSubclassOf(typeof(BasePoco)))
{
BasePoco ent = item as BasePoco;
if (ent.CreateTime == null)
{
ent.CreateTime = DateTime.Now;
}
if (string.IsNullOrEmpty(ent.CreateBy))
{
ent.CreateBy = LoginUserInfo?.ITCode;
}
}
DC.AddEntity(item);
}
}
else if (FC.Keys.Contains("Entity." + pro.Name + ".DONOTUSECLEAR") || (FC.ContainsKey("Entity." + pro.Name) && pro.GetValue(Entity) is IEnumerable <TopBasePoco> list2 && list2?.Count() == 0))
{
PropertyInfo[] itemPros = ftype.GetProperties();
var _entity = DC.Set <TModel>().Include(pro.Name).AsNoTracking().CheckID(Entity.GetID()).FirstOrDefault();
if (_entity != null)
{
IEnumerable <TopBasePoco> removeData = _entity.GetType().GetProperty(pro.Name).GetValue(_entity) as IEnumerable <TopBasePoco>;
//如果是PersistPoco，则把IsValid设为false，并不进行物理删除
if (removeData is IEnumerable <PersistPoco> removePersistPocoData)
{
foreach (var item in removePersistPocoData)
{
(item as PersistPoco).IsValid = false;
(item as PersistPoco).UpdateTime = DateTime.Now;
(item as PersistPoco).UpdateBy = LoginUserInfo?.ITCode;
dynamic i = item;
DC.UpdateEntity(i);
}
}
else
{
foreach (var item in removeData)
{
foreach (var itempro in itemPros)
{
if (itempro.PropertyType.IsSubclassOf(typeof(TopBasePoco)))
{
itempro.SetValue(item, null);
}
}
dynamic i = item;
DC.DeleteEntity(i);
}
}
}
}
}
}
}
#endregion
if (updateAllFields == false)
{
foreach (var field in FC.Keys)
{
if (field.StartsWith("Entity.") && !field.Contains("["))
{
string name = field.Replace("Entity.", "");
try
{
DC.UpdateProperty(Entity, name);
}
catch (Exception ea)
{
}
}
}
if (typeof(TModel).GetTypeInfo().IsSubclassOf(typeof(BasePoco)))
{
try
{
DC.UpdateProperty(Entity, "UpdateTime");
DC.UpdateProperty(Entity, "UpdateBy");
}
catch (Exception)
{
}
}
}
else
{
DC.UpdateEntity(Entity);
}
}
private void DoAddPrepare()
{
var pros = typeof(TModel).GetProperties();
//将所有TopBasePoco的属性赋空值，防止添加关联的重复内容
if (typeof(TModel) != typeof(FileAttachment))
{
foreach (var pro in pros)
{
if (pro.PropertyType.GetTypeInfo().IsSubclassOf(typeof(TopBasePoco)))
{
pro.SetValue(Entity, null);
}
}
}
//自动设定添加日期和添加人
if (typeof(TModel).GetTypeInfo().IsSubclassOf(typeof(BasePoco)))
{
BasePoco ent = Entity as BasePoco;
if (ent.CreateTime == null)
{
ent.CreateTime = DateTime.Now;
}
if (string.IsNullOrEmpty(ent.CreateBy))
{
ent.CreateBy = LoginUserInfo?.ITCode;
}
}
if (typeof(TModel).GetTypeInfo().IsSubclassOf(typeof(PersistPoco)))
{
(Entity as PersistPoco).IsValid = true;
}
#region 更新子表
foreach (var pro in pros)
{
//找到类型为List<xxx>的字段
if (pro.PropertyType.GenericTypeArguments.Count() > 0)
{
//获取xxx的类型
var ftype = pro.PropertyType.GenericTypeArguments.First();
//如果xxx继承自TopBasePoco
if (ftype.IsSubclassOf(typeof(TopBasePoco)))
{
//界面传过来的子表数据
IEnumerable <TopBasePoco> list = pro.GetValue(Entity) as IEnumerable <BasePoco>;
if (list != null && list.Count() > 0)
{
string fkname = DC.GetFKName <TModel>(pro.Name);
PropertyInfo[] itemPros = ftype.GetProperties();
bool found = false;
foreach (var newitem in list)
{
foreach (var itempro in itemPros)
{
if (itempro.PropertyType.IsSubclassOf(typeof(TopBasePoco)))
{
itempro.SetValue(newitem, null);
}
if (!string.IsNullOrEmpty(fkname))
{
if (itempro.Name.ToLower() == fkname.ToLower())
{
itempro.SetValue(newitem, Entity.GetID());
found = true;
}
}
}
}
//如果没有找到相应的外建字段，则可能是多对多的关系，或者做了特殊的设定，这种情况框架无法支持，直接退出本次循环
if (found == false)
{
continue;
}
//循环页面传过来的子表数据,自动设定添加日期和添加人
foreach (var newitem in list)
{
var subtype = newitem.GetType();
BasePoco ent = newitem as BasePoco;
if (ent.CreateTime == null)
{
ent.CreateTime = DateTime.Now;
}
if (string.IsNullOrEmpty(ent.CreateBy))
{
ent.CreateBy = LoginUserInfo?.ITCode;
}
}
}
}
}
}
#endregion
//添加数据
DC.Set <TModel>().Add(Entity);
}
public virtual void UpdateEntityList(bool updateAllFields = false)
{
if (EntityList != null)
{
var ftype = EntityList.GetType().GenericTypeArguments.First();
PropertyInfo[] itemPros = ftype.GetProperties();
foreach (var newitem in EntityList)
{
var subtype = newitem.GetType();
if (subtype.IsSubclassOf(typeof(BasePoco)))
{
BasePoco ent = newitem as BasePoco;
if (ent.UpdateTime == null)
{
ent.UpdateTime = DateTime.Now;
}
if (string.IsNullOrEmpty(ent.UpdateBy))
{
ent.UpdateBy = LoginUserInfo?.ITCode;
}
}
//循环页面传过来的子表数据,将关联到TopBasePoco的字段设为null,并且把外键字段的值设定为主表ID
foreach (var itempro in itemPros)
{
if (itempro.PropertyType.IsSubclassOf(typeof(TopBasePoco)))
{
itempro.SetValue(newitem, null);
}
}
}
IEnumerable <TopBasePoco> data = null;
//打开新的数据库联接,获取数据库中的主表和子表数据
using (var ndc = DC.CreateNew())
{
var ids = EntityList.Select(x => x.GetID().ToString()).ToList();
data = ndc.Set <TModel>().AsNoTracking().Where(ids.GetContainIdExpression <TModel>()).ToList();
}
//比较子表原数据和新数据的区别
IEnumerable <TopBasePoco> toadd = null;
IEnumerable <TopBasePoco> toremove = null;
Utils.CheckDifference(data, EntityList, out toremove, out toadd);
//设定子表应该更新的字段
List <string> setnames = new List <string>();
foreach (var field in FC.Keys)
{
if (field.StartsWith("EntityList[0]."))
{
string name = field.Replace("EntityList[0].", "");
setnames.Add(name);
}
}
//前台传过来的数据
foreach (var newitem in EntityList)
{
//数据库中的数据
foreach (var item in data)
{
//需要更新的数据
if (newitem.GetID().ToString() == item.GetID().ToString())
{
dynamic i = newitem;
var newitemType = item.GetType();
foreach (var itempro in itemPros)
{
if (!itempro.PropertyType.IsSubclassOf(typeof(TopBasePoco)) && (updateAllFields == true || setnames.Contains(itempro.Name)))
{
var notmapped = itempro.GetCustomAttribute <NotMappedAttribute>();
if (itempro.Name != "ID" && notmapped == null && itempro.PropertyType.IsList() == false)
{
DC.UpdateProperty(i, itempro.Name);
}
}
}
if (item.GetType().IsSubclassOf(typeof(BasePoco)))
{
DC.UpdateProperty(i, "UpdateTime");
DC.UpdateProperty(i, "UpdateBy");
}
}
}
}
//需要删除的数据
foreach (var item in toremove)
{
//如果是PersistPoco，则把IsValid设为false，并不进行物理删除
if (ftype.IsSubclassOf(typeof(PersistPoco)))
{
(item as PersistPoco).IsValid = false;
(item as PersistPoco).UpdateTime = DateTime.Now;
(item as PersistPoco).UpdateBy = LoginUserInfo?.ITCode;
dynamic i = item;
DC.UpdateEntity(i);
}
else
{
foreach (var itempro in itemPros)
{
if (itempro.PropertyType.IsSubclassOf(typeof(TopBasePoco)))
{
itempro.SetValue(item, null);
}
}
dynamic i = item;
DC.DeleteEntity(i);
}
}
//需要添加的数据
foreach (var item in toadd)
{
if (item.GetType().IsSubclassOf(typeof(BasePoco)))
{
BasePoco ent = item as BasePoco;
if (ent.CreateTime == null)
{
ent.CreateTime = DateTime.Now;
}
if (string.IsNullOrEmpty(ent.CreateBy))
{
ent.CreateBy = LoginUserInfo?.ITCode;
}
}
DC.AddEntity(item);
}
DC.SaveChanges();
}
}
/// <summary>
/// 批量修改，默认对Ids中包含的数据进行修改，子类如果有特殊判断应重载本函数
/// </summary>
/// <returns>true代表成功，false代表失败</returns>
public virtual bool DoBatchEdit()
{
//获取批量修改VM的所有属性
var pros = LinkedVM.GetType().GetProperties(System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.DeclaredOnly);
bool rv = true;
List <Guid> idsData = new List <Guid>(Ids);
//找到对应的BaseCRUDVM，并初始化
var vmtype = this.GetType().Assembly.GetExportedTypes().Where(x => x.IsSubclassOf(typeof(BaseCRUDVM <TModel>))).FirstOrDefault();
IBaseCRUDVM <TModel> vm = null;
if (vmtype != null)
{
vm = vmtype.GetConstructor(System.Type.EmptyTypes).Invoke(null) as IBaseCRUDVM <TModel>;
vm.CopyContext(this);
}
//循环所有数据
for (int i = 0; i < idsData.Count; i++)
{
try
{
//如果找不到对应数据，则输出错误
TModel entity = null;
entity = DC.Set <TModel>().Find(idsData[i]);
if (vm != null)
{
vm.SetEntity(entity);
}
if (entity == null)
{
ErrorMessage.Add(idsData[i], "数据不存在");
rv = false;
break;
}
//如果能找到，则循环LinkedVM中的属性，给entity中同名属性赋值
foreach (var pro in pros)
{
var proToSet = entity.GetType().GetProperty(pro.Name);
var val = FC.ContainsKey("LinkedVM." + pro.Name) ? FC["LinkedVM." + pro.Name] : null;
if (proToSet != null && val != null)
{
var hasvalue = false;
if (val is StringValues sv && StringValues.IsNullOrEmpty(sv) == false)
{
hasvalue = true;
}
if (hasvalue)
{
proToSet.SetValue(entity, pro.GetValue(LinkedVM));
}
}
}
//如果有对应的BaseCRUDVM则使用其进行数据验证
if (vm != null)
{
vm.Validate();
var errors = vm.MSD;
if (errors != null && errors.Count > 0)
{
var error = "";
foreach (var key in errors.Keys)
{
if (errors[key].Count > 0)
{
error += errors[key].Select(x => x.ErrorMessage).ToSpratedString();
}
}
if (error != "")
{
ErrorMessage.Add(idsData[i], error);
rv = false;
break;
}
}
}
if (typeof(TModel).IsSubclassOf(typeof(BasePoco)))
{
BasePoco ent = entity as BasePoco;
if (ent.CreateTime == null)
{
ent.CreateTime = DateTime.Now;
}
if (string.IsNullOrEmpty(ent.CreateBy))
{
ent.CreateBy = LoginUserInfo?.ITCode;
}
}
DC.UpdateEntity(entity);
}
catch (Exception e)
{
SetExceptionMessage(e, idsData[i]);
rv = false;
}
}
//进行数据库的修改操作
if (rv == true)
{
try
{
DC.SaveChanges();
}
catch (Exception e)
{
SetExceptionMessage(e, null);
rv = false;
}
}
//如果有错误，输出错误信息
if (rv == false)
{
if (ErrorMessage.Count > 0)
{
foreach (var id in idsData)
{
if (!ErrorMessage.ContainsKey(id))
{
ErrorMessage.Add(id, "已回滚");
}
}
}
ListVM.DoSearch();
foreach (var item in ListVM.GetEntityList())
{
item.BatchError = ErrorMessage.Where(x => x.Key == item.ID).Select(x => x.Value).FirstOrDefault();
}
}
return(rv);
}
/// <summary>
/// 修改，进行默认的修改操作。子类如有自定义操作应重载本函数
/// </summary>
public virtual void DoEdit(bool updateAllFields = false)
{
//自动设定修改日期和修改人
if (typeof(TModel).GetTypeInfo().IsSubclassOf(typeof(BasePoco)))
{
BasePoco ent = Entity as BasePoco;
if (ent.UpdateTime == null)
{
ent.UpdateTime = DateTime.Now;
}
if (string.IsNullOrEmpty(ent.UpdateBy))
{
ent.UpdateBy = LoginUserInfo?.ITCode;
}
}
var pros = typeof(TModel).GetProperties();
#region 更新子表
foreach (var pro in pros)
{
//找到类型为List<xxx>的字段
if (pro.PropertyType.GenericTypeArguments.Count() > 0)
{
//获取xxx的类型
var ftype = pro.PropertyType.GenericTypeArguments.First();
//如果xxx继承自TopBasePoco
if (ftype.IsSubclassOf(typeof(TopBasePoco)))
{
//界面传过来的子表数据
if (pro.GetValue(Entity) is IEnumerable <TopBasePoco> list && list.Count() > 0)
{
//获取外键字段名称
string fkname = DC.GetFKName <TModel>(pro.Name);
PropertyInfo[] itemPros = ftype.GetProperties();
bool found = false;
foreach (var newitem in list)
{
foreach (var itempro in itemPros)
{
if (itempro.PropertyType.IsSubclassOf(typeof(TopBasePoco)))
{
itempro.SetValue(newitem, null);
}
if (!string.IsNullOrEmpty(fkname))
{
if (itempro.Name.ToLower() == fkname.ToLower())
{
itempro.SetValue(newitem, Entity.ID);
found = true;
}
}
}
}
//如果没有找到相应的外建字段，则可能是多对多的关系，或者做了特殊的设定，这种情况框架无法支持，直接退出本次循环
if (found == false)
{
continue;
}
//循环页面传过来的子表数据,将关联到TopBasePoco的字段设为null,并且把外键字段的值设定为主表ID
foreach (var newitem in list)
{
var subtype = newitem.GetType();
if (subtype.IsSubclassOf(typeof(BasePoco)))
{
BasePoco ent = newitem as BasePoco;
if (ent.UpdateTime == null)
{
ent.UpdateTime = DateTime.Now;
}
if (string.IsNullOrEmpty(ent.UpdateBy))
{
ent.UpdateBy = LoginUserInfo.ITCode;
}
}
foreach (var itempro in itemPros)
{
if (itempro.PropertyType.IsSubclassOf(typeof(TopBasePoco)))
{
itempro.SetValue(newitem, null);
}
if (!string.IsNullOrEmpty(fkname))
{
if (itempro.Name.ToLower() == fkname.ToLower())
{
itempro.SetValue(newitem, Entity.ID);
found = true;
}
}
}
}
TModel _entity = null;
//打开新的数据库联接,获取数据库中的主表和子表数据
using (var ndc = DC.CreateNew())
{
_entity = ndc.Set <TModel>().Include(pro.Name).AsNoTracking().Where(x => x.ID == Entity.ID).FirstOrDefault();
}
//比较子表原数据和新数据的区别
IEnumerable <TopBasePoco> toadd = null;
IEnumerable <TopBasePoco> toremove = null;
IEnumerable <TopBasePoco> data = _entity.GetType().GetProperty(pro.Name).GetValue(_entity) as IEnumerable <TopBasePoco>;
Utils.CheckDifference(data, list, out toremove, out toadd);
//设定子表应该更新的字段
List <string> setnames = new List <string>();
foreach (var field in FC.Keys)
{
if (field.StartsWith("Entity." + pro.Name + "[0]."))
{
string name = field.Replace("Entity." + pro.Name + "[0].", "");
if (name != "UpdateTime" && name != "UpdateBy")
{
setnames.Add(name);
}
}
}
//前台传过来的数据
foreach (var newitem in list)
{
//数据库中的数据
foreach (var item in data)
{
//需要更新的数据
if (newitem.ID == item.ID)
{
dynamic i = newitem;
var newitemType = item.GetType();
foreach (var itempro in itemPros)
{
if (!itempro.PropertyType.IsSubclassOf(typeof(TopBasePoco)) && setnames.Contains(itempro.Name))
{
if (itempro.Name != "ID")
{
DC.UpdateProperty(i, itempro.Name);
}
}
}
DC.UpdateProperty(i, "UpdateTime");
DC.UpdateProperty(i, "UpdateBy");
}
}
}
//需要删除的数据
foreach (var item in toremove)
{
foreach (var itempro in itemPros)
{
if (itempro.PropertyType.IsSubclassOf(typeof(TopBasePoco)))
{
itempro.SetValue(item, null);
}
}
dynamic i = item;
DC.DeleteEntity(i);
}
//需要添加的数据
foreach (var item in toadd)
{
if (item.GetType().IsSubclassOf(typeof(BasePoco)))
{
BasePoco ent = item as BasePoco;
if (ent.CreateTime == null)
{
ent.CreateTime = DateTime.Now;
}
if (string.IsNullOrEmpty(ent.CreateBy))
{
ent.CreateBy = LoginUserInfo?.ITCode;
}
}
DC.AddEntity(item);
}
}
else if (FC.Keys.Contains("Entity." + pro.Name + ".DONOTUSECLEAR"))
{
PropertyInfo[] itemPros = ftype.GetProperties();
var _entity = DC.Set <TModel>().Include(pro.Name).AsNoTracking().Where(x => x.ID == Entity.ID).FirstOrDefault();
IEnumerable <TopBasePoco> removeData = _entity.GetType().GetProperty(pro.Name).GetValue(_entity) as IEnumerable <TopBasePoco>;
foreach (var item in removeData)
{
foreach (var itempro in itemPros)
{
if (itempro.PropertyType.IsSubclassOf(typeof(TopBasePoco)))
{
itempro.SetValue(item, null);
}
}
dynamic i = item;
DC.DeleteEntity(i);
}
}
}
}
}
#endregion
if (updateAllFields == false)
{
foreach (var field in FC.Keys)
{
if (field.StartsWith("Entity.") && !field.Contains("["))
{
string name = field.Replace("Entity.", "");
if (name != "UpdateTime" && name != "UpdateBy")
{
try
{
DC.UpdateProperty(Entity, name);
}
catch (Exception)
{
}
}
}
}
}
else
{
DC.UpdateEntity(Entity);
}
DC.SaveChanges();
//删除不需要的附件
if (DeletedFileIds != null)
{
foreach (var item in DeletedFileIds)
{
FileAttachmentVM ofa = new FileAttachmentVM();
ofa.CopyContext(this);
ofa.SetEntityById(item);
ofa.DoDelete();
}
}
}
/// <summary>
/// 添加，进行默认的添加操作。子类如有自定义操作应重载本函数
/// </summary>
public virtual void DoAdd()
{
var pros = typeof(TModel).GetProperties();
//将所有TopBasePoco的属性赋空值，防止添加关联的重复内容
if (typeof(TModel) != typeof(FileAttachment))
{
foreach (var pro in pros)
{
if (pro.PropertyType.GetTypeInfo().IsSubclassOf(typeof(TopBasePoco)))
{
pro.SetValue(Entity, null);
}
}
}
//自动设定添加日期和添加人
if (typeof(TModel).GetTypeInfo().IsSubclassOf(typeof(BasePoco)))
{
BasePoco ent = Entity as BasePoco;
if (ent.CreateTime == null)
{
ent.CreateTime = DateTime.Now;
}
if (string.IsNullOrEmpty(ent.CreateBy))
{
ent.CreateBy = LoginUserInfo?.ITCode;
}
}
if (typeof(TModel).GetTypeInfo().IsSubclassOf(typeof(PersistPoco)))
{
(Entity as PersistPoco).IsValid = true;
}
#region 更新子表
foreach (var pro in pros)
{
//找到类型为List<xxx>的字段
if (pro.PropertyType.GenericTypeArguments.Count() > 0)
{
//获取xxx的类型
var ftype = pro.PropertyType.GenericTypeArguments.First();
//如果xxx继承自TopBasePoco
if (ftype.IsSubclassOf(typeof(BasePoco)))
{
//界面传过来的子表数据
IEnumerable <TopBasePoco> list = pro.GetValue(Entity) as IEnumerable <BasePoco>;
if (list != null && list.Count() > 0)
{
string fkname = DC.GetFKName <TModel>(pro.Name);
PropertyInfo[] itemPros = ftype.GetProperties();
bool found = false;
foreach (var newitem in list)
{
foreach (var itempro in itemPros)
{
if (itempro.PropertyType.IsSubclassOf(typeof(TopBasePoco)))
{
itempro.SetValue(newitem, null);
}
if (!string.IsNullOrEmpty(fkname))
{
if (itempro.Name.ToLower() == fkname.ToLower())
{
itempro.SetValue(newitem, Entity.ID);
found = true;
}
}
}
}
//如果没有找到相应的外建字段，则可能是多对多的关系，或者做了特殊的设定，这种情况框架无法支持，直接退出本次循环
if (found == false)
{
continue;
}
//循环页面传过来的子表数据,自动设定添加日期和添加人
foreach (var newitem in list)
{
var subtype = newitem.GetType();
BasePoco ent = newitem as BasePoco;
if (ent.CreateTime == null)
{
ent.CreateTime = DateTime.Now;
}
if (string.IsNullOrEmpty(ent.CreateBy))
{
ent.CreateBy = LoginUserInfo?.ITCode;
}
var ft = subtype.GetProperties().Where(x => x.PropertyType == typeof(FileAttachment)).ToList();
foreach (var f in ft)
{
var fileid = subtype.GetProperty(f.Name + "ID").GetValue(ent);
if (fileid != null)
{
var file = DC.Set <FileAttachment>().Find(fileid);
file.IsTemprory = false;
}
}
}
}
}
}
}
#endregion
//添加数据
DC.Set <TModel>().Add(Entity);
//如果数据中包括附件，则把附件的是否临时的属性设为false，代表已经有数据用这个附件了
var fa = typeof(TModel).GetProperties().Where(x => x.PropertyType == typeof(FileAttachment)).ToList();
foreach (var f in fa)
{
var fileid = typeof(TModel).GetProperty(f.Name + "Id").GetValue(Entity);
if (fileid != null)
{
var file = DC.Set <FileAttachment>().Find(fileid);
file.IsTemprory = false;
}
}
//删除不需要的附件
if (DeletedFileIds != null)
{
foreach (var item in DeletedFileIds)
{
FileAttachmentVM ofa = new FileAttachmentVM();
ofa.CopyContext(this);
ofa.DoDelete();
}
}
DC.SaveChanges();
}