From 40c6df0e7c3f17204a6187eb2bc241f396720272 Mon Sep 17 00:00:00 2001
From: Loic Guegan <manzerbredes@mailbox.org>
Date: Thu, 24 Feb 2022 12:09:21 +0100
Subject: Improve BaseTab implementation for PGN files

---
 src/base_tab/gamebase/PGNGameBase.cpp | 36 ++++++++++++++++++++++++++++++++---
 1 file changed, 33 insertions(+), 3 deletions(-)

(limited to 'src/base_tab/gamebase/PGNGameBase.cpp')

diff --git a/src/base_tab/gamebase/PGNGameBase.cpp b/src/base_tab/gamebase/PGNGameBase.cpp
index 09d87d8..39775d1 100644
--- a/src/base_tab/gamebase/PGNGameBase.cpp
+++ b/src/base_tab/gamebase/PGNGameBase.cpp
@@ -1,5 +1,35 @@
 #include "PGNGameBase.hpp"
 
-PGNGameBase::PGNGameBase(std::string pgn_file) {
-    
-}
\ No newline at end of file
+PGNGameBase::PGNGameBase(std::string pgn_file)
+    : pgn(new pgnp::PGN()), hasNextGame(false) {
+  pgn->FromFile(pgn_file);
+  ParseNextGame();
+}
+
+bool PGNGameBase::HasNextGame() { return (hasNextGame); }
+
+void PGNGameBase::ParseNextGame() {
+  try {
+    pgn->ParseNextGame();
+    hasNextGame = true;
+  } catch (...) {
+    hasNextGame = false;
+  }
+}
+
+Game *PGNGameBase::GetNextGame() {
+  pgnp::HalfMove *pgnp_moves = new pgnp::HalfMove();
+  pgn->GetMoves(pgnp_moves);
+  std::string fen = "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1";
+  if (pgn->HasTag("FEN")) {
+    fen = pgn->GetTagValue("FEN");
+  }
+  HalfMove *m = new HalfMove(pgnp_moves, fen);
+  Game *g = new Game(m, fen);
+  for (std::string &s : pgn->GetTagList()) {
+    g->SetTag(s, pgn->GetTagValue(s));
+  }
+
+  ParseNextGame();
+  return (g);
+}
-- 
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