Improve database management

src/MainWindow.cpp

@@ -35,7 +35,8 @@ MainWindow::MainWindow()
   menu_game->Append(3, "New from FEN", "Create new game using FEN");
 
   // Game base menu
-  menu_db->Append(5, "Open", "Open a database");
+  menu_db->Append(7, "New", "Create database");
+  menu_db->Append(5, "Open", "Open database");
 
   // Engine menu
   menu_engine->Append(6, "New", "Create a new engine configuration");
@@ -129,6 +130,16 @@ void MainWindow::OnMenuItemClick(wxCommandEvent &event) {
     OpenFile();
   } else if (id == 6) {
     NewEngine();
+  } else if (id == 7) {
+    wxFileDialog 
+        newFileDialog(this, _("Create database file"), "", "",
+                       "PGN files (*.pgn)|*.pgn", wxFD_SAVE|wxFD_OVERWRITE_PROMPT);
+    if (newFileDialog.ShowModal() == wxID_CANCEL)
+        return;
+    // Create and open new db
+    std::string path = newFileDialog.GetPath().ToStdString();
+    BaseTab *bt = new BaseTab((wxFrame *)notebook, path);
+    AddPage(bt,bt);
   }
 }
 

src/base_tab/BaseTab.cpp

@@ -48,7 +48,10 @@ void BaseTab::Refresh(){
 void BaseTab::OpenDatabase(std::string dbpath) {
   wxFileName file(dbpath);
   wxString ext = file.GetExt().Lower();
+  wxLogDebug("Here");
   if (ext == "pgn") {
+    if(!file.Exists())
+      PGNGameBase::CreateDatabaseFile(dbpath);
     base.reset();
     base = std::shared_ptr<GameBase>(new PGNGameBase(dbpath));
   }

src/base_tab/gamebase/GameBase.hpp

@@ -22,4 +22,9 @@ public:
    * @param base 
    */
   virtual void Export(std::shared_ptr<GameBase> base) = 0;
+  
+  /**
+   * @brief An additionnal static method is expected with the following signature:
+   *  static void CreateDatabaseFile(std::string path);
+   */
 };

src/base_tab/gamebase/PGNGameBase.cpp

@@ -28,6 +28,11 @@ std::string PGNGameBase::GetTag(std::string tag) {
   return ("");
 }
 
+void PGNGameBase::CreateDatabaseFile(std::string path){
+  wxFile empty_pgn(path, wxFile::write);
+  empty_pgn.Close();
+}
+
 std::shared_ptr<Game> PGNGameBase::GetCurrentGame() {
   pgnp::HalfMove *pgnp_moves = new pgnp::HalfMove();
   pgn->GetMoves(pgnp_moves);

src/base_tab/gamebase/PGNGameBase.hpp

@@ -22,4 +22,5 @@ public:
   std::string GetFilePath() {return(file);};
   static std::string GetMovesPGN(HalfMove *m, bool needDots);
   static std::string GetPGN(std::shared_ptr<Game> g);
+  static void CreateDatabaseFile(std::string path);
 };