adding bot and fixing bugs

2 files changed, 24 insertions, 8 deletions

diff --git a/src/board.cpp b/src/board.cpp
index a74c5dc..724f8ca 100644
--- a/src/board.cpp
+++ b/src/board.cpp
@@ -90,6 +90,8 @@ void printBoard(Board *b) {
   std::println("Can enpassant: {}", b->canEnpassant ? "Yes" : "No");
   std::println("Where enpassant: {}{}", (char)((int)b->enPassant.file + 'A'),
                8 - (int)b->enPassant.rank);
+  std::printf("Move clock: %d\n", b->MoveClock);
+  std::printf("Half move clock: %d\n", b->halfMoveClock);
 }
 
 void PlayMove(Move move, Board *b) {
@@ -102,7 +104,7 @@ void PlayMove(Move move, Board *b) {
     }
   }
   piece.moved = true;
-  if (piece.type == PAWN || piece2.type == NONE) {
+  if (piece.type == PAWN || piece2.type != NONE) {
     b->halfMoveClock = 0;
   } else {
     b->halfMoveClock++;
@@ -125,10 +127,9 @@ void PlayMove(Move move, Board *b) {
       target.rank += piece.color ? -1 : 1;
       b->enPassant = target;
     };
-
-    b->pieces[PositionToIndex(move.To)] = piece;
-    b->pieces[PositionToIndex(move.From)] = {false, NONE, false};
-    return;
   }
+
+  b->pieces[PositionToIndex(move.To)] = piece;
+  b->pieces[PositionToIndex(move.From)] = {false, NONE, false};
 };
 int PositionToIndex(Position i) { return i.rank * 8 + i.file; }
diff --git a/src/repl.cpp b/src/repl.cpp
index 783d96c..76f921e 100644
--- a/src/repl.cpp
+++ b/src/repl.cpp
@@ -25,8 +25,8 @@ bool isValidChessFile(char rank) {
 }
 int startREPL(Board *b) {
   printBoard(b);
-  GetLegalMoves(b);
   while (true) {
+    GetLegalMoves(b);
     if (b->state == STALEMATE) {
       printBoard(b);
       std::println();
@@ -36,14 +36,29 @@ int startREPL(Board *b) {
     }
     if (b->state == WHITE_WON) {
       printBoard(b);
-      std::cout << "\033[1mWhite won\033[0m" << "\n";
+      std::cout << "\033[1mChechmate White won\033[0m" << "\n";
       return 0;
     }
     if (b->state == BLACK_WON) {
       printBoard(b);
-      std::cout << "\033[1mBlack won\033[0m" << "\n";
+      std::cout << "\033[1mCheckmate Black won\033[0m" << "\n";
       return 0;
     }
+    if (b->state == TURN) {
+      if (!b->turn) {
+        auto moves = GetLegalMoves(b);
+        std::srand(
+            std::time(0)); // use current time as seed for random generator
+        int random_pos = std::rand() %
+                         moves.size(); // Modulo to restrict the number of
+                                       // random values to be at most A.size()-1
+        Move move = moves[random_pos];
+        PlayMove(move, b);
+        b->turn = !b->turn;
+        printBoard(b);
+        continue;
+      }
+    }
     std::cout << "> ";
     std::string command;
     if (!(std::cin >> command)) {