wxString MySqlDbAdapter::GetAlterTableConstraintSql(Table* tab)
{
//TODO:SQL:
wxString str = wxString::Format(wxT("-- ---------- CONSTRAINTS FOR TABLE `%s` \n"),tab->GetName().c_str());
str.append(wxT("-- -------------------------------------------------------------\n"));
wxString prefix = wxString::Format(wxT("ALTER TABLE `%s` "),tab->GetName().c_str());
SerializableList::compatibility_iterator node = tab->GetFirstChildNode();
while( node ) {
Constraint* constr = NULL;
constr = wxDynamicCast(node->GetData(), Constraint);
if (constr) {
if (constr->GetType() == Constraint::foreignKey) {
str.append(prefix + wxString::Format(wxT("ADD CONSTRAINT `%s` FOREIGN KEY (`%s`) REFERENCES `%s`(`%s`) " ), constr->GetName().c_str(), constr->GetLocalColumn().c_str(), constr->GetRefTable().c_str(), constr->GetRefCol().c_str()));
str.append(wxT("ON UPDATE "));
switch(constr->GetOnUpdate()) {
case Constraint::restrict:
str.append(wxT("RESTRICT "));
break;
case Constraint::cascade:
str.append(wxT("CASCADE "));
break;
case Constraint::setNull:
str.append(wxT("SET NULL "));
break;
case Constraint::noAction:
str.append(wxT("NO ACTION "));
break;
}
str.append(wxT("ON DELETE "));
switch(constr->GetOnDelete()) {
case Constraint::restrict:
str.append(wxT("RESTRICT "));
break;
case Constraint::cascade:
str.append(wxT("CASCADE "));
break;
case Constraint::setNull:
str.append(wxT("SET NULL "));
break;
case Constraint::noAction:
str.append(wxT("NO ACTION "));
break;
}
str.append(wxT("; \n"));
}
}//if (constr->GetType() == Constraint::primaryKey) str.append(prefix + wxString::Format(wxT("ADD CONSTRAINT `%s` PRIMARY KEY (`%s`); \n"), constr->GetName().c_str(), constr->GetLocalColumn().c_str()));
node = node->GetNext();
}
str.append(wxT("-- -------------------------------------------------------------\n"));
return str;
}
void DatabaseCanvas::OnLeftDoubleClick(wxMouseEvent& event)
{
int result;
std::vector<std::wstring> errors;
m_selectedShape = GetShapeUnderCursor();
std::vector<FKField *> newFK;
ViewType type = dynamic_cast<DrawingView *>( m_view )->GetViewType();
ConstraintSign *sign = NULL;
if( m_selectedShape )
{
ShapeList list;
GetShapesAtPosition( event.GetPosition(), list );
bool found = false;
for( ShapeList::iterator it = list.begin(); it != list.end() && !found; it++ )
{
sign = wxDynamicCast( (*it), ConstraintSign );
if( sign )
found = true;
}
if( type == DatabaseView && !sign )
DeselectAll();
if( sign && type == DatabaseView )
{
bool logOnly;
Constraint *constraint = sign->GetConstraint();
std::wstring kName = constraint->GetName().ToStdWstring(), refTable, fkTable;
std::vector<std::wstring> foreignKeyFields, refKeyFields;
constraint->GetLocalColumns( foreignKeyFields );
constraint->GetRefColumns( refKeyFields );
DatabaseTable *table = const_cast<DatabaseTable *>( constraint->GetFKTable() );
wxString refTableName = constraint->GetRefTable();
int match = constraint->GetPGMatch();
bool found1 = false, found2 = false;
for( std::vector<MyErdTable *>::iterator it = m_displayedTables.begin(); it < m_displayedTables.end() && !found1 && !found2; it++ )
{
if( const_cast<DatabaseTable &>( (*it)->GetTable() ).GetTableName() == const_cast<DatabaseTable *>( constraint->GetFKTable() )->GetTableName() )
{
(*it)->Select( true );
fkTable = const_cast<DatabaseTable &>( (*it)->GetTable() ).GetTableName();
found1 = true;
}
if( const_cast<DatabaseTable &>( (*it)->GetTable() ).GetTableName() == refTableName )
{
refTable = const_cast<DatabaseTable *>( &(*it)->GetTable() )->GetTableName();
found2 = true;
}
}
int deleteProp, updateProp;
FK_ONUPDATE actionUpdate;
FK_ONDELETE actionDelete;
Constraint::constraintAction action = constraint->GetOnDelete();
if( action == Constraint::restrict )
{
deleteProp = 1;
actionDelete = RESTRICT_DELETE;
}
if( action == Constraint::cascade )
{
deleteProp = 2;
actionDelete = CASCADE_DELETE;
}
if( action == Constraint::setNull )
{
deleteProp = 3;
actionDelete = SET_NULL_DELETE;
}
if( action == Constraint::noAction )
{
deleteProp = 0;
actionDelete = NO_ACTION_DELETE;
}
if( action == Constraint::setDefault )
{
deleteProp = 4;
actionDelete = SET_DEFAULT_DELETE;
}
action = constraint->GetOnUpdate();
if( action == Constraint::restrict )
{
updateProp = 1;
actionUpdate = RESTRICT_UPDATE;
}
if( action == Constraint::cascade )
{
updateProp = 2;
actionUpdate = CASCADE_UPDATE;
}
if( action == Constraint::setNull )
{
updateProp = 3;
actionUpdate = SET_NULL_UPDATE;
}
if( action == Constraint::noAction )
{
updateProp = 0;
actionUpdate = NO_ACTION_UPDATE;
}
if( action == Constraint::setDefault )
{
updateProp = 4;
actionUpdate = SET_DEFAULT_UPDATE;
}
/* int id = 0;
std::vector<std::wstring>::iterator it1 = refKeyFields.begin();
for( std::vector<std::wstring>::iterator it = foreignKeyFields.begin(); it < foreignKeyFields.end(); it++ )
{
newFK.push_back( new FKField( id, kName, L"", const_cast<DatabaseTable *>( constraint->GetFKTable() )->GetTableName(), (*it), L"", constraint->GetRefTable().ToStdWstring(), (*it1), actionUpdate, actionDelete ) );
id++;
it1++;
}*/
wxDynamicLibrary lib;
#ifdef __WXMSW__
lib.Load( "dialogs" );
#elif __WXMAC__
lib.Load( "liblibdialogs.dylib" );
#else
lib.Load( "libdialogs" );
#endif
wxString constraintName = constraint->GetName();
// std::wstring refTableName = constraint->GetRefTable().ToStdWstring();
if( lib.IsLoaded() )
{
CREATEFOREIGNKEY func = (CREATEFOREIGNKEY) lib.GetSymbol( "CreateForeignKey" );
result = func( m_view->GetFrame(), constraintName, table, foreignKeyFields, refKeyFields, const_cast<std::wstring &>( refTableName.ToStdWstring() ), deleteProp, updateProp, dynamic_cast<DrawingDocument *>( m_view->GetDocument() )->GetDatabase(), logOnly, true, newFK, match );
if( result != wxID_CANCEL )
{
std::wstring command = L"";
int res = ((DrawingDocument *) m_view->GetDocument())->GetDatabase()->ApplyForeignKey( command, kName, *table, foreignKeyFields, refTableName.ToStdWstring(), refKeyFields, deleteProp, updateProp, logOnly, newFK, false, match, errors );
if( res )
{
for( std::vector<std::wstring>::iterator it = errors.begin(); it < errors.end(); it++ )
{
wxMessageBox( (*it), _( "Error" ), wxOK | wxICON_ERROR );
}
}
else if( logOnly )
{
dynamic_cast<DrawingView *>( m_view )->GetTextLogger()->AppendText( command );
dynamic_cast<DrawingView *>( m_view )->GetTextLogger()->AppendText( "\n\r\n\r" );
if( !dynamic_cast<DrawingView *>( m_view )->GetLogWindow()->IsShown() )
dynamic_cast<DrawingView *>( m_view )->GetLogWindow()->Show();
}
else
{
sign->DeleteConstraint();
m_pManager.RemoveShape( sign->GetParentShape() );
// Refresh();
// m_pManager.RemoveShape( sign );
if( newFK.size() > 0 )
CreateFKConstraint( table, newFK );
Refresh();
}
}
for( std::vector<FKField *>::iterator it = newFK.begin(); it < newFK.end(); ++it )
{
delete (*it);
(*it) = NULL;
}
newFK.clear();
}
}
else if( sign && type == QueryView )
{
wxDynamicLibrary lib;
#ifdef __WXMSW__
lib.Load( "dialogs" );
#elif __WXMAC__
lib.Load( "liblibdialogs.dylib" );
#else
lib.Load( "libdialogs" );
#endif
QueryConstraint *constraint = (QueryConstraint *) sign->GetConstraint();
int type = constraint->GetSign();
SELECTJOINTYPE func = (SELECTJOINTYPE) lib.GetSymbol( "SelectJoinType" );
result = func( m_view->GetFrame(), const_cast<DatabaseTable *>( constraint->GetFKTable() )->GetTableName(), constraint->GetRefTable(), constraint->GetLocalColumn(), constraint->GetRefColumn(), type );
if( type != constraint->GetSign () )
{
switch( type )
{
case 0:
case 1:
case 2:
sign->SetSign( "=" );
break;
case 3:
sign->SetSign( "<" );
break;
case 4:
sign->SetSign( ">" );
break;
case 5:
sign->SetSign( "<=" );
break;
case 6:
sign->SetSign( "<>" );
break;
}
constraint->SetSign( type );
((DrawingView *) m_view)->UpdateQueryFromSignChange( constraint );
}
sign->Select( false );
Refresh();
}
m_oldSelectedSign = NULL;
}
}
void DatabaseCanvas::OnDropTable(wxCommandEvent &event)
{
ShapeList list;
bool isTable;
int answer;
MyErdTable *erdTable = NULL;
DatabaseTable *table = NULL;
wxString name;
ConstraintSign *sign = NULL;
Constraint *constraint = NULL;
DrawingDocument *doc = (DrawingDocument *) m_view->GetDocument();
Database *db = doc->GetDatabase();
std::vector<std::wstring> errors, localColumns, refColumn;
std::vector<FKField *> newFK;
std::wstring command;
int match = 0;
GetSelectedShapes( list );
if( list.size() == 1 )
isTable = true;
else
isTable = false;
for( ShapeList::iterator it = list.begin(); it != list.end(); it++ )
{
MyErdTable *tbl = wxDynamicCast( (*it), MyErdTable );
if( tbl )
erdTable = tbl;
ConstraintSign *s = wxDynamicCast( (*it), ConstraintSign );
if( s )
sign = s;
}
if( isTable )
{
table = &( const_cast<DatabaseTable &>( erdTable->GetTable() ) );
name = const_cast<DatabaseTable &>( erdTable->GetTable() ).GetTableName();
}
else
{
constraint = sign->GetConstraint();
constraint->GetLocalColumns( localColumns );
constraint->GetRefColumns( refColumn );
match = constraint->GetPGMatch();
}
int eventId = event.GetId();
if( eventId == wxID_DROPOBJECT )
{
wxString message = _( "You are about to delete " );
if( isTable )
message += _( "table " ) + name + _( ". Are you sure?" );
else
{
message += _( "foreign key " );
wxString fkName = constraint->GetName();
if( !fkName.empty() )
message += fkName;
else
message += _( " on " ) + const_cast<DatabaseTable *>( constraint->GetFKTable() )->GetTableName() + _( " references " ) + constraint->GetRefTable() + _( ". Are you sure?" );
}
answer = wxMessageBox( message, _( "Database" ), wxYES_NO | wxNO_DEFAULT );
}
else
answer = wxYES;
if( answer == wxYES )
{
if( isTable && ( ( eventId == wxID_DROPOBJECT && !db->DeleteTable( name.ToStdWstring(), errors ) ) || eventId != wxID_DROPOBJECT ) )
{
if( m_realSelectedShape == m_selectedShape )
{
m_realSelectedShape = NULL;
ShapeList listShapes;
m_pManager.GetShapes( CLASSINFO( MyErdTable ), listShapes );
int size = listShapes.size();
if( listShapes.size() == 1 )
m_realSelectedShape = NULL;
else
{
MyErdTable *tableToRemove = (MyErdTable *) ( listShapes.Item( size - 1 )->GetData() );
if( tableToRemove == erdTable )
m_realSelectedShape = (MyErdTable *) ( listShapes.Item( size - 2 )->GetData() );
else
{
bool found = false;
int i;
for( i = 0; i < size - 1 || !found; i++ )
if( listShapes.Item( i )->GetData() == erdTable )
found = true;
m_realSelectedShape = listShapes.Item( i + 1 )->GetData();
}
}
}
m_pManager.RemoveShape( erdTable );
/* for( ShapeList::iterator it = listShapes.begin(); it != listShapes.end() || !nextShapeFound; ++it )
{
CommentFieldShape *shape = wxDynamicCast( (*it), CommentFieldShape );
if( m_showComments )
{
shape->SetText( const_cast<Field *>( shape->GetFieldForComment() )->GetComment() );
}
else
{
shape->SetText( wxEmptyString );
}
}*/
std::map<std::wstring, std::vector<DatabaseTable *> > tables = db->GetTableVector().m_tables;
std::vector<DatabaseTable *> tableVec = tables.at( db->GetTableVector().m_dbName );
std::vector<std::wstring> &names = doc->GetTableNameVector();
if( event.GetId() == wxID_DROPOBJECT )
{
tableVec.erase( std::remove( tableVec.begin(), tableVec.end(), table ), tableVec.end() );
}
else
names.erase( std::remove( names.begin(), names.end(), table->GetTableName() ), names.end() );
/* if( m_realSelectedShape == m_selectedShape )
{
}
else
{*/
if( m_realSelectedShape )
m_realSelectedShape->Select( true );
// }
}
else if( !isTable && !db->ApplyForeignKey( command, constraint->GetName().ToStdWstring(), *( const_cast<DatabaseTable *>( constraint->GetFKTable() ) ), localColumns, constraint->GetRefTable().ToStdWstring(), refColumn, constraint->GetOnDelete(), constraint->GetOnUpdate(), false, newFK, false, match, errors ) )
{
sign->DeleteConstraint();
m_pManager.RemoveShape( sign->GetParentShape() );
Refresh();
}
else
{
for( std::vector<std::wstring>::iterator it = errors.begin(); it < errors.end(); it++ )
{
wxMessageBox( (*it) );
}
}
}
Refresh();
}
