public int Save(ISARelationshipDTO item)
{
using (var projectContext = new DataAccess.MyProjectEntities())
{
ISARelationship dbItem = null;
if (item.ID == 0)
{
dbItem = new ISARelationship();
projectContext.ISARelationship.Add(dbItem);
}
else
{
dbItem = projectContext.ISARelationship.First(x => x.ID == item.ID);
}
dbItem.Name = item.Name;
dbItem.IsDisjoint = item.IsDisjoint;
dbItem.InternalTable = item.InternalTable == true;
//dbItem.InternalTableColumnID = item.InternalTableColumnID == 0 ? (int?)null : item.InternalTableColumnID;
dbItem.IsGeneralization = item.IsGeneralization;
dbItem.IsSpecialization = !item.IsSpecialization;
dbItem.IsTolatParticipation = item.IsTolatParticipation;
projectContext.SaveChanges();
return(dbItem.ID);
}
}
private void btnSave_Click(object sender, EventArgs e)
{
//ستونهای رابطه برای مشتقها از موجودیت پایه حذف شوند
//کد نوشته شود
if (txtName.Text == "")
{
MessageBox.Show("نام موجودیت مشخص نشده است", "نام موجودیت");
return;
}
if ((cmbDrivedEntities.SelectedValue == null ? 0 : (int)cmbDrivedEntities.SelectedValue) == BaseEntity.ID)
{
if (txtCriteria.Text != "")
{
MessageBox.Show("برای موجودیت پایه شرط نمیتوان تعریف نمود", "شرط موجودیت");
return;
}
}
else
{
if (txtCriteria.Text == "")
{
MessageBox.Show("شرط موجودیت مشخص نشده است", "شرط موجودیت");
return;
}
}
if (Inheritance)
{
if (!optIsDisjoint.Checked && !optIsOverlap.Checked)
{
MessageBox.Show("نوع رابطه ارث بری مشخص نشده است", "Disjoint or Overlap");
return;
}
if (!optIsTolatParticipation.Checked && !optIsPartialParticipation.Checked)
{
MessageBox.Show("نوع رابطه ارث بری مشخص نشده است", "TolatParticipation or PartialParticipatio");
return;
}
}
using (var projectContext = new DataAccess.MyProjectEntities())
{
if (!Inheritance || (cmbDrivedEntities.SelectedValue == null ? 0 : (int)cmbDrivedEntities.SelectedValue) == BaseEntity.ID)
{
var columnMessage = "";
var baseColumns = dtgColumns.DataSource as ObservableCollection <ColumnDTO>;
var derivedColumns = dtgColumnsDrived.DataSource as ObservableCollection <ColumnDTO>;
List <ColumnDTO> unSelectedAndNotNullable = new List <ColumnDTO>();
foreach (var column in baseColumns)
{
var dbColumn = projectContext.Column.First(x => x.ID == column.ID);
if (dbColumn.IsNull == false)
{
if (!derivedColumns.Any(x => x.ID == column.ID))
{
unSelectedAndNotNullable.Add(column);
columnMessage += (columnMessage == "" ? "" : Environment.NewLine) + "ستون " + column.Name;
}
}
}
if (columnMessage != "")
{
var message = " ستونهای زیر مقادیر اجباری میگیرند و انتخاب آنها اجباری میباشد" + Environment.NewLine + columnMessage;
MessageBox.Show(message, "ستونهای اجباری");
return;
}
}
//انتخاب ستونهای روابط
//if (Duplicate)
//{
//var baseEntity = projectContext.TableDrivedEntity.First(x => x.ID == BaseEntity.ID);
//baseEntity.Column.Clear();
//foreach (var item in dtgColumns.DataSource as ObservableCollection<ColumnDTO>)
//{
// baseEntity.Column.Add(projectContext.Column.First(x => x.ID == item.ID));
//}
var id = (cmbDrivedEntities.SelectedValue == null ? 0 : (int)cmbDrivedEntities.SelectedValue);
var drivedEntity = projectContext.TableDrivedEntity.FirstOrDefault(x => x.ID == id);
if (drivedEntity == null)
{
drivedEntity = new TableDrivedEntity();
drivedEntity.IndependentDataEntry = BaseEntity.IndependentDataEntry;
drivedEntity.TableID = BaseEntity.TableID;
}
drivedEntity.Name = txtName.Text;
drivedEntity.Criteria = txtCriteria.Text;
drivedEntity.Column.Clear();
foreach (var item in dtgColumnsDrived.DataSource as ObservableCollection <ColumnDTO> )
{
drivedEntity.Column.Add(projectContext.Column.First(x => x.ID == item.ID));
}
foreach (var item in dtgRelationshipsDrived.DataSource as ObservableCollection <RelationshipDTO> )
{
Relationship dbReverseRelationship = null;
var dbRelationship = projectContext.Relationship.First(x => x.ID == item.ID);
if (dbRelationship.Relationship2 != null)
{
dbReverseRelationship = dbRelationship.Relationship2;
}
else
{
dbReverseRelationship = projectContext.Relationship.First(x => x.RelationshipID == item.ID);
}
if (dbRelationship.TableDrivedEntity.TableID == BaseEntity.TableID)
{
if (dbRelationship.Relationship2 == null)
{
dbRelationship.Name = dbRelationship.Name.Replace("(PK)" + dbRelationship.TableDrivedEntity.Name + ".", "(PK)" + drivedEntity.Name + ".");
}
else
{
dbRelationship.Name = dbRelationship.Name.Replace("(FK)" + dbRelationship.TableDrivedEntity.Name + ".", "(FK)" + drivedEntity.Name + ".");
}
dbRelationship.TableDrivedEntity = drivedEntity;
}
if (dbRelationship.TableDrivedEntity1.TableID == BaseEntity.TableID)
{
if (dbRelationship.Relationship2 == null)
{
dbRelationship.Name = dbRelationship.Name.Replace("(FK)" + dbRelationship.TableDrivedEntity.Name + ".", "(FK)" + drivedEntity.Name + ".");
}
else
{
dbRelationship.Name = dbRelationship.Name.Replace("(PK)" + dbRelationship.TableDrivedEntity.Name + ".", "(PK)" + drivedEntity.Name + ".");
}
dbRelationship.TableDrivedEntity1 = drivedEntity;
}
if (dbReverseRelationship.TableDrivedEntity.TableID == BaseEntity.TableID)
{
if (dbReverseRelationship.Relationship2 == null)
{
dbReverseRelationship.Name = dbReverseRelationship.Name.Replace("(PK)" + dbRelationship.TableDrivedEntity.Name + ".", "(PK)" + drivedEntity.Name + ".");
}
else
{
dbReverseRelationship.Name = dbReverseRelationship.Name.Replace("(FK)" + dbRelationship.TableDrivedEntity.Name + ".", "(FK)" + drivedEntity.Name + ".");
}
dbReverseRelationship.TableDrivedEntity = drivedEntity;
}
if (dbReverseRelationship.TableDrivedEntity1.TableID == BaseEntity.TableID)
{
if (dbReverseRelationship.Relationship2 == null)
{
dbReverseRelationship.Name = dbReverseRelationship.Name.Replace("(FK)" + dbRelationship.TableDrivedEntity.Name + ".", "(FK)" + drivedEntity.Name + ".");
}
else
{
dbReverseRelationship.Name = dbReverseRelationship.Name.Replace("(PK)" + dbRelationship.TableDrivedEntity.Name + ".", "(PK)" + drivedEntity.Name + ".");
}
dbReverseRelationship.TableDrivedEntity1 = drivedEntity;
}
}
if (Inheritance && !((cmbDrivedEntities.SelectedValue == null ? 0 : (int)cmbDrivedEntities.SelectedValue) == BaseEntity.ID))
{
DataAccess.ISARelationship isaRelationship = null;
var existingEntity = DrivedEntities.FirstOrDefault(x => x.ID != BaseEntity.ID && x.ID != 0);
if (existingEntity != null)
{
var sampleSuperToSub = projectContext.Relationship.FirstOrDefault(x => x.TableDrivedEntityID1 == BaseEntity.ID && x.TableDrivedEntityID2 == existingEntity.ID && x.RelationshipType != null &&
x.RelationshipType.SuperToSubRelationshipType != null);
if (sampleSuperToSub != null)
{
isaRelationship = sampleSuperToSub.RelationshipType.SuperToSubRelationshipType.ISARelationship;
}
else
{
throw (new Exception("ISARelationship cound not be found!"));
}
}
if (isaRelationship == null)
{
isaRelationship = new ISARelationship();
}
isaRelationship.IsTolatParticipation = optIsTolatParticipation.Checked == true;
isaRelationship.IsDisjoint = optIsDisjoint.Checked == true;
string subTypesStr = "";
foreach (var drivedentity in DrivedEntities)
{
if (drivedentity.ID != BaseEntity.ID)
{
subTypesStr += (subTypesStr == "" ? "" : ",") + drivedentity.Name;
}
}
if (drivedEntity.ID == 0)
{
subTypesStr += (subTypesStr == "" ? "" : ",") + drivedEntity.Name;
}
isaRelationship.Name = BaseEntity.Name + ">" + subTypesStr;
if (drivedEntity.ID == 0)
{
var relationship = new Relationship();
relationship.RelationshipType = new RelationshipType();
relationship.RelationshipType.SuperToSubRelationshipType = new SuperToSubRelationshipType();
relationship.RelationshipType.IsOtherSideCreatable = true;
relationship.TableDrivedEntityID1 = BaseEntity.ID;
relationship.RelationshipType.SuperToSubRelationshipType.ISARelationship = isaRelationship;
drivedEntity.Relationship1.Add(relationship);
var relationshipReverse = new Relationship();
relationshipReverse.RelationshipType = new RelationshipType();
relationshipReverse.RelationshipType.SubToSuperRelationshipType = new SubToSuperRelationshipType();
relationshipReverse.RelationshipType.IsOtherSideCreatable = true;
relationshipReverse.TableDrivedEntityID2 = BaseEntity.ID;
relationshipReverse.RelationshipType.SubToSuperRelationshipType.ISARelationship = isaRelationship;
relationshipReverse.Relationship2 = relationship;
drivedEntity.Relationship.Add(relationshipReverse);
var dbBaseEntity = projectContext.TableDrivedEntity.First(x => x.ID == BaseEntity.ID);
string PKColumns = "";
string FKColumns = "";
foreach (var primaryCol in dbBaseEntity.Table.Column.Where(x => x.PrimaryKey == true))
{
PKColumns += (PKColumns == "" ? "" : ",") + primaryCol.Name;
FKColumns += (FKColumns == "" ? "" : ",") + primaryCol.Name;
relationship.RelationshipColumns.Add(new RelationshipColumns()
{
Column = primaryCol, Column1 = primaryCol
});
relationshipReverse.RelationshipColumns.Add(new RelationshipColumns()
{
Column = primaryCol, Column1 = primaryCol
});
}
relationship.Name = "(PK)" + BaseEntity.Name + "." + PKColumns + ">(FK)" + drivedEntity.Name + "." + FKColumns;
relationshipReverse.Name = "(FK)" + drivedEntity.Name + "." + FKColumns + ">(PK)" + BaseEntity.Name + "." + PKColumns;
}
}
if (drivedEntity.ID == 0)
{
projectContext.TableDrivedEntity.Add(drivedEntity);
}
projectContext.SaveChanges();
SetEntities(drivedEntity.ID);
}
//this.Close();
//}
//else
//{
// var editEntity = projectContext.TableDrivedEntity.First(x => x.ID == MainEntity.ID);
// editEntity.Column.Clear();
// foreach (var item in dtgColumns.DataSource as List<ColumnDTO>)
// {
// if (item.Select)
// editEntity.Column.Add(projectContext.Column.First(x => x.ID == item.ID));
// }
// if (tabControl1.TabPages.Contains(tabRelationship))
// {
// foreach (var item in dtgRelationships.DataSource as List<RelationshipDTO>)
// {
// if (item.Select)
// {
// Relationship dbReverseRelationship = null;
// var dbRelationship = projectContext.Relationship.First(x => x.ID == item.ID);
// if (dbRelationship.Relationship2 != null)
// dbReverseRelationship = dbRelationship.Relationship2;
// else
// dbReverseRelationship = projectContext.Relationship.First(x => x.RelationshipID == item.ID);
// if (dbRelationship.TableDrivedEntity.TableDrivedEntity.TableID == MainEntity.TableID)
// {
// if (dbRelationship.Relationship2 == null)
// dbRelationship.Name = dbRelationship.Name.Replace("(PK)" + dbRelationship.TableDrivedEntity.Name + ".", "(PK)" + MainEntity.Name + ".");
// else
// dbRelationship.Name = dbRelationship.Name.Replace("(FK)" + dbRelationship.TableDrivedEntity.Name + ".", "(FK)" + MainEntity.Name + ".");
// dbRelationship.TableDrivedEntity = editEntity;
// }
// if (dbRelationship.Entity1.TableDrivedEntity.TableID == MainEntity.TableID)
// {
// if (dbRelationship.Relationship2 == null)
// dbRelationship.Name = dbRelationship.Name.Replace("(FK)" + dbRelationship.TableDrivedEntity.Name + ".", "(FK)" + MainEntity.Name + ".");
// else
// dbRelationship.Name = dbRelationship.Name.Replace("(PK)" + dbRelationship.TableDrivedEntity.Name + ".", "(PK)" + MainEntity.Name + ".");
// dbRelationship.Entity1 = editEntity;
// }
// if (dbReverseRelationship.TableDrivedEntity.TableDrivedEntity.TableID == MainEntity.TableID)
// {
// if (dbReverseRelationship.Relationship2 == null)
// dbReverseRelationship.Name = dbReverseRelationship.Name.Replace("(PK)" + dbRelationship.TableDrivedEntity.Name + ".", "(PK)" + MainEntity.Name + ".");
// else
// dbReverseRelationship.Name = dbReverseRelationship.Name.Replace("(FK)" + dbRelationship.TableDrivedEntity.Name + ".", "(FK)" + MainEntity.Name + ".");
// dbReverseRelationship.TableDrivedEntity = editEntity;
// }
// if (dbReverseRelationship.Entity1.TableDrivedEntity.TableID == MainEntity.TableID)
// {
// if (dbReverseRelationship.Relationship2 == null)
// dbReverseRelationship.Name = dbReverseRelationship.Name.Replace("(FK)" + dbRelationship.TableDrivedEntity.Name + ".", "(FK)" + MainEntity.Name + ".");
// else
// dbReverseRelationship.Name = dbReverseRelationship.Name.Replace("(PK)" + dbRelationship.TableDrivedEntity.Name + ".", "(PK)" + MainEntity.Name + ".");
// dbReverseRelationship.Entity1 = editEntity;
// }
// }
// }
// }
// //try
// //{
// //projectContext.SaveChanges();
// //}
// //catch (System.Data.TableDrivedEntity.Validation.DbEntityValidationException ed)
// //{
// // foreach (var eve in ed.EntityValidationErrors)
// // {
// // Console.WriteLine("TableDrivedEntity of type \"{0}\" in state \"{1}\" has the following validation errors:",
// // eve.Entry.TableDrivedEntity.GetType().Name, eve.Entry.State);
// // foreach (var ve in eve.ValidationErrors)
// // {
// // Console.WriteLine("- Property: \"{0}\", Error: \"{1}\"",
// // ve.PropertyName, ve.ErrorMessage);
// // }
// // }
// // throw;
// //}
// // this.Close();
//}
}
